From 1f958cfad78842ab9a1193471589231e25596cb3 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Stefan=20E=C3=9Fer?= Date: Sat, 27 Jun 2020 15:03:19 +0000 Subject: Import new 2-clause BSD licenced implementation of the bc and dc commands These implementations of the bc and dc programs offer a number of advantages compared to the current implementations in the FreeBSD base system: - They do not depend on external large number functions (i.e. no dependency on OpenSSL or any other large number library) - They implements all features found in GNU bc/dc (with the exception of the forking of sub-processes, which the author of this version considers as a security issue). - They are significantly faster than the current code in base (more than 2 orders of magnitude in some of my tests, e.g. for 12345^100000). - They should be fully compatible with all features and the behavior of the current implementations in FreeBSD (not formally verified). - They support POSIX message catalogs and come with localized messages in Chinese, Dutch, English, French, German, Japanese, Polish, Portugueze, and Russian. - They offer very detailed man-pages that provide far more information than the current ones. Approved by: imp Obtained from: https://git.yzena.com/gavin/bc Differential Revision: https://reviews.freebsd.org/D19982 --- .gitignore | 54 + .travis.yml | 42 + LICENSE.md | 59 + Makefile.in | 362 +++ NEWS.md | 824 ++++++ NOTICE.md | 14 + README.md | 332 +++ RELEASE.md | 54 + TODO.md | 5 + codecov.yml | 3 + configure | 1 + configure.sh | 927 +++++++ functions.sh | 218 ++ gen/bc_help.txt | 115 + gen/dc_help.txt | 101 + gen/lib.bc | 201 ++ gen/lib2.bc | 317 +++ gen/strgen.c | 143 + gen/strgen.sh | 79 + include/args.h | 46 + include/bc.h | 181 ++ include/dc.h | 70 + include/file.h | 67 + include/history.h | 260 ++ include/lang.h | 326 +++ include/lex.h | 232 ++ include/num.h | 235 ++ include/opt.h | 79 + include/parse.h | 115 + include/program.h | 183 ++ include/rand.h | 229 ++ include/read.h | 59 + include/status.h | 186 ++ include/vector.h | 101 + include/vm.h | 357 +++ install.sh | 63 + karatsuba.py | 229 ++ link.sh | 60 + locale_install.sh | 230 ++ locale_uninstall.sh | 65 + 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tests/bc/errors/19.txt create mode 100644 tests/bc/errors/20.txt create mode 100644 tests/bc/errors/21.txt create mode 100644 tests/bc/errors/22.txt create mode 100644 tests/bc/exponent.txt create mode 100644 tests/bc/exponent_results.txt create mode 100644 tests/bc/functions.txt create mode 100644 tests/bc/functions_results.txt create mode 100644 tests/bc/globals.txt create mode 100644 tests/bc/globals_results.txt create mode 100644 tests/bc/length.txt create mode 100644 tests/bc/length_results.txt create mode 100644 tests/bc/letters.txt create mode 100644 tests/bc/letters_results.txt create mode 100644 tests/bc/lib2.txt create mode 100644 tests/bc/lib2_results.txt create mode 100644 tests/bc/log.txt create mode 100644 tests/bc/log_results.txt create mode 100644 tests/bc/misc.txt create mode 100644 tests/bc/misc1.txt create mode 100644 tests/bc/misc1_results.txt create mode 100644 tests/bc/misc2.txt create mode 100644 tests/bc/misc2_results.txt create mode 100644 tests/bc/misc3.txt create mode 100644 tests/bc/misc3_results.txt create mode 100644 tests/bc/misc4.txt create mode 100644 tests/bc/misc4_results.txt create mode 100644 tests/bc/misc5.txt create mode 100644 tests/bc/misc5_results.txt create mode 100644 tests/bc/misc_results.txt create mode 100644 tests/bc/modulus.txt create mode 100644 tests/bc/modulus_results.txt create mode 100644 tests/bc/multiply.txt create mode 100644 tests/bc/multiply_results.txt create mode 100644 tests/bc/pi.txt create mode 100644 tests/bc/pi_results.txt create mode 100644 tests/bc/places.txt create mode 100644 tests/bc/places_results.txt create mode 100644 tests/bc/posix_errors.txt create mode 100644 tests/bc/power.txt create mode 100644 tests/bc/power_results.txt create mode 100644 tests/bc/print2.txt create mode 100644 tests/bc/print2_results.txt create mode 100644 tests/bc/rand.txt create mode 100644 tests/bc/rand_results.txt create mode 100644 tests/bc/read.txt create mode 100644 tests/bc/read_errors.txt create mode 100644 tests/bc/read_results.txt create mode 100644 tests/bc/scale.txt create mode 100644 tests/bc/scale_results.txt create mode 100644 tests/bc/scientific.txt create mode 100644 tests/bc/scientific_results.txt create mode 100644 tests/bc/scripts/add.bc create mode 100755 tests/bc/scripts/array.bc create mode 100644 tests/bc/scripts/array.txt create mode 100755 tests/bc/scripts/atan.bc create mode 100644 tests/bc/scripts/atan.txt create mode 100755 tests/bc/scripts/bessel.bc create mode 100644 tests/bc/scripts/divide.bc create mode 100644 tests/bc/scripts/functions.bc create mode 100644 tests/bc/scripts/functions.txt create mode 100755 tests/bc/scripts/globals.bc create mode 100644 tests/bc/scripts/globals.txt create mode 100644 tests/bc/scripts/len.bc create mode 100644 tests/bc/scripts/len.txt create mode 100644 tests/bc/scripts/multiply.bc create mode 100755 tests/bc/scripts/parse.bc create mode 100755 tests/bc/scripts/print.bc create mode 100644 tests/bc/scripts/rand.bc create mode 100644 tests/bc/scripts/rand.txt create mode 100755 tests/bc/scripts/references.bc create mode 100644 tests/bc/scripts/references.txt create mode 100755 tests/bc/scripts/screen.bc create mode 100644 tests/bc/scripts/screen.txt create mode 100644 tests/bc/scripts/subtract.bc create mode 100644 tests/bc/shift.txt create mode 100644 tests/bc/shift_results.txt create mode 100644 tests/bc/sine.txt create mode 100644 tests/bc/sine_results.txt create mode 100644 tests/bc/sqrt.txt create mode 100644 tests/bc/sqrt_results.txt create mode 100644 tests/bc/stdin.txt create mode 100644 tests/bc/stdin_results.txt create mode 100644 tests/bc/strings.txt create mode 100644 tests/bc/strings_results.txt create mode 100644 tests/bc/subtract.txt create mode 100644 tests/bc/subtract_results.txt create mode 100755 tests/bc/timeconst.sh create mode 100644 tests/bc/trunc.txt create mode 100644 tests/bc/trunc_results.txt create mode 100644 tests/bc/vars.txt create mode 100644 tests/bc/vars_results.txt create mode 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tests/dc/modulus_results.txt create mode 100644 tests/dc/multiply.txt create mode 100644 tests/dc/multiply_results.txt create mode 100644 tests/dc/negate.txt create mode 100644 tests/dc/negate_results.txt create mode 100644 tests/dc/places.txt create mode 100644 tests/dc/places_results.txt create mode 100644 tests/dc/power.txt create mode 100644 tests/dc/power_results.txt create mode 100644 tests/dc/rand.txt create mode 100644 tests/dc/rand_results.txt create mode 100644 tests/dc/read.txt create mode 100644 tests/dc/read_errors.txt create mode 100644 tests/dc/read_results.txt create mode 100644 tests/dc/scientific.txt create mode 100644 tests/dc/scientific_results.txt create mode 100755 tests/dc/scripts/array.dc create mode 100644 tests/dc/scripts/array.txt create mode 100755 tests/dc/scripts/asciify.dc create mode 100644 tests/dc/scripts/asciify.txt create mode 100755 tests/dc/scripts/else.dc create mode 100644 tests/dc/scripts/else.txt create mode 100755 tests/dc/scripts/factorial.dc create mode 100644 tests/dc/scripts/factorial.txt create mode 100755 tests/dc/scripts/loop.dc create mode 100644 tests/dc/scripts/loop.txt create mode 100755 tests/dc/scripts/prime.dc create mode 100755 tests/dc/scripts/quit.dc create mode 100644 tests/dc/scripts/quit.txt create mode 100755 tests/dc/scripts/stream.dc create mode 100755 tests/dc/scripts/weird.dc create mode 100644 tests/dc/scripts/weird.txt create mode 100644 tests/dc/shift.txt create mode 100644 tests/dc/shift_results.txt create mode 100644 tests/dc/sqrt.txt create mode 100644 tests/dc/sqrt_results.txt create mode 100644 tests/dc/stdin.txt create mode 100644 tests/dc/stdin_results.txt create mode 100644 tests/dc/strings.txt create mode 100644 tests/dc/strings_results.txt create mode 100644 tests/dc/subtract.txt create mode 100644 tests/dc/subtract_results.txt create mode 100644 tests/dc/trunc.txt create mode 100644 tests/dc/trunc_results.txt create mode 100644 tests/dc/vars.txt create mode 100644 tests/dc/vars_results.txt create mode 100755 tests/errors.sh create mode 100755 tests/radamsa.sh create mode 100644 tests/radamsa.txt create mode 100755 tests/randmath.py create mode 100755 tests/read.sh create mode 100755 tests/script.sh create mode 100755 tests/scripts.sh create mode 100755 tests/stdin.sh create mode 100755 tests/test.sh diff --git a/.gitignore b/.gitignore new file mode 100644 index 000000000000..e63cd78d13b0 --- /dev/null +++ b/.gitignore @@ -0,0 +1,54 @@ +*.config +*.creator +*.files +*.includes +*.creator.user* +*.cflags +*.cxxflags +bin/*bc +bin/*bc.exe +bin/*dc +bin/*dc.exe +bc.old +*.o +*.a +.log_*.txt +.test.txt +.math.txt +.results.txt +.ops.txt +gen/strgen +lib.c +lib2.c +lib3.c +bc_help.c +dc_help.c +config.mak +timeconst.bc +Makefile + +.gdb_history + +# Ignore the generated test files +parse.txt +parse_results.txt +print.txt +print_results.txt +bessel.txt +bessel_results.txt +prime.txt +stream.txt +tests/bc/scripts/add.txt +tests/bc/scripts/divide.txt +tests/bc/scripts/multiply.txt +tests/bc/scripts/subtract.txt +perf.data +perf.data.old +*.gcda +*.gcno +*.gcov +*.html +*.profraw + +cscope*.out +tags diff --git a/.travis.yml b/.travis.yml new file mode 100644 index 000000000000..91694a821284 --- /dev/null +++ b/.travis.yml @@ -0,0 +1,42 @@ +dist: bionic + +language: c + +arch: + - amd64 + - arm64 + - ppc64le + +compiler: + - gcc + +env: + global: + - CODECOV_TOKEN="040ce7eb-5bc7-4040-8324-364f3ef4baa3" + - CFLAGS="-coverage -DBC_RAND_BUILTIN=0" + matrix: + - CONFIGURE_ARGS=-fHNPOg GEN_HOST=1 LONG_BIT=64 + - CONFIGURE_ARGS=-bfHNPOg GEN_HOST=1 LONG_BIT=64 + - CONFIGURE_ARGS=-dfHNPOg GEN_HOST=1 LONG_BIT=64 + - CONFIGURE_ARGS=-fEHNPOg GEN_HOST=1 LONG_BIT=64 + - CONFIGURE_ARGS=-bfEHNPOg GEN_HOST=1 LONG_BIT=64 + - CONFIGURE_ARGS=-dfEHNPOg GEN_HOST=1 LONG_BIT=64 + - CONFIGURE_ARGS=-fHNPOg GEN_HOST=1 LONG_BIT=32 + - CONFIGURE_ARGS=-bfHNPOg GEN_HOST=1 LONG_BIT=32 + - CONFIGURE_ARGS=-dfHNPOg GEN_HOST=1 LONG_BIT=32 + - CONFIGURE_ARGS=-fEHNPOg GEN_HOST=1 LONG_BIT=32 + - CONFIGURE_ARGS=-bfEHNPOg GEN_HOST=1 LONG_BIT=32 + - CONFIGURE_ARGS=-dfEHNPOg GEN_HOST=1 LONG_BIT=32 + +before_install: + - sudo apt-get install -y dc + - pip install --user codecov + +before_script: + - curl -o tests/bc/scripts/timeconst.bc https://raw.githubusercontent.com/torvalds/linux/master/kernel/time/timeconst.bc + +after_success: + - bash <(curl -s https://codecov.io/bash) + +script: + - if [ "${COVERITY_SCAN_BRANCH}" != 1 ]; then ./configure.sh "$CONFIGURE_ARGS" && make -j4 && make -j4 test ; fi diff --git a/LICENSE.md b/LICENSE.md new file mode 100644 index 000000000000..07daaa9dda22 --- /dev/null +++ b/LICENSE.md @@ -0,0 +1,59 @@ +# License + +Copyright (c) 2018-2020 Gavin D. Howard + +All rights reserved. + +Redistribution and use in source and binary forms, with or without modification, +are permitted provided that the following conditions are met: + +* Redistributions of source code must retain the above copyright notice, this + list of conditions and the following disclaimer. + +* Redistributions in binary form must reproduce the above copyright notice, this + list of conditions and the following disclaimer in the documentation and/or + other materials provided with the distribution. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND +ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED +WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE +DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR +ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES +(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; +LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON +ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +## History + +The files `src/history.c` and `include/history.h` are under the following +copyrights and license: + +Copyright (c) 2010-2014, Salvatore Sanfilippo
+Copyright (c) 2010-2013, Pieter Noordhuis
+Copyright (c) 2018 rain-1
+Copyright (c) 2018-2020, Gavin D. Howard + +All rights reserved. + +Redistribution and use in source and binary forms, with or without modification, +are permitted provided that the following conditions are met: + +* Redistributions of source code must retain the above copyright notice, this + list of conditions and the following disclaimer. + +* Redistributions in binary form must reproduce the above copyright notice, this + list of conditions and the following disclaimer in the documentation and/or + other materials provided with the distribution. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND +ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED +WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE +DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR +ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES +(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; +LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON +ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. diff --git a/Makefile.in b/Makefile.in new file mode 100644 index 000000000000..47e94d9533b3 --- /dev/null +++ b/Makefile.in @@ -0,0 +1,362 @@ +# +# Copyright (c) 2018-2020 Gavin D. Howard and contributors. +# +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are met: +# +# * Redistributions of source code must retain the above copyright notice, this +# list of conditions and the following disclaimer. +# +# * Redistributions in binary form must reproduce the above copyright notice, +# this list of conditions and the following disclaimer in the documentation +# and/or other materials provided with the distribution. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE +# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +# POSSIBILITY OF SUCH DAMAGE. +# +# %%WARNING%% +# +.POSIX: + +VERSION = 3.0.2 + +SRC = %%SRC%% +OBJ = %%OBJ%% +GCDA = %%GCDA%% +GCNO = %%GCNO%% + +BC_SRC = %%BC_SRC%% +BC_OBJ = %%BC_OBJ%% +BC_GCDA = %%BC_GCDA%% +BC_GCNO = %%BC_GCNO%% + +DC_SRC = %%DC_SRC%% +DC_OBJ = %%DC_OBJ%% +DC_GCDA = %%DC_GCDA%% +DC_GCNO = %%DC_GCNO%% + +HISTORY_SRC = %%HISTORY_SRC%% +HISTORY_OBJ = %%HISTORY_OBJ%% +HISTORY_GCDA = %%HISTORY_GCDA%% +HISTORY_GCNO = %%HISTORY_GCNO%% + +RAND_SRC = %%RAND_SRC%% +RAND_OBJ = %%RAND_OBJ%% +RAND_GCDA = %%RAND_GCDA%% +RAND_GCNO = %%RAND_GCNO%% + +BC_ENABLED_NAME = BC_ENABLED +BC_ENABLED = %%BC_ENABLED%% +DC_ENABLED_NAME = DC_ENABLED +DC_ENABLED = %%DC_ENABLED%% + +GEN_DIR = gen +GEN = %%GEN%% +GEN_EXEC = $(GEN_DIR)/$(GEN) +GEN_C = $(GEN_DIR)/$(GEN).c + +GEN_EMU = %%GEN_EMU%% + +BC_LIB = $(GEN_DIR)/lib.bc +BC_LIB_C = $(GEN_DIR)/lib.c +BC_LIB_O = %%BC_LIB_O%% +BC_LIB_GCDA = $(GEN_DIR)/lib.gcda +BC_LIB_GCNO = $(GEN_DIR)/lib.gcno + +BC_LIB2 = $(GEN_DIR)/lib2.bc +BC_LIB2_C = $(GEN_DIR)/lib2.c +BC_LIB2_O = %%BC_LIB2_O%% +BC_LIB2_GCDA = $(GEN_DIR)/lib2.gcda +BC_LIB2_GCNO = $(GEN_DIR)/lib2.gcno + +BC_HELP = $(GEN_DIR)/bc_help.txt +BC_HELP_C = $(GEN_DIR)/bc_help.c +BC_HELP_O = %%BC_HELP_O%% +BC_HELP_GCDA = $(GEN_DIR)/bc_help.gcda +BC_HELP_GCNO = $(GEN_DIR)/bc_help.gcno + +DC_HELP = $(GEN_DIR)/dc_help.txt +DC_HELP_C = $(GEN_DIR)/dc_help.c +DC_HELP_O = %%DC_HELP_O%% +DC_HELP_GCDA = $(GEN_DIR)/dc_help.gcda +DC_HELP_GCNO = $(GEN_DIR)/dc_help.gcno + +BIN = bin +LOCALES = locales +EXEC_SUFFIX = %%EXECSUFFIX%% +EXEC_PREFIX = %%EXECPREFIX%% + +BC = bc +DC = dc +BC_EXEC = $(BIN)/$(EXEC_PREFIX)$(BC) +DC_EXEC = $(BIN)/$(EXEC_PREFIX)$(DC) + +MANUALS = manuals +BC_MANPAGE_NAME = $(EXEC_PREFIX)$(BC)$(EXEC_SUFFIX).1 +BC_MANPAGE = $(MANUALS)/$(BC).1 +BC_RONN = $(BC_MANPAGE).ronn +DC_MANPAGE_NAME = $(EXEC_PREFIX)$(DC)$(EXEC_SUFFIX).1 +DC_MANPAGE = $(MANUALS)/$(DC).1 +DC_RONN = $(DC_MANPAGE).ronn + +MANPAGE_INSTALL_ARGS = -Dm644 + +%%DESTDIR%% +BINDIR = %%BINDIR%% +MAN1DIR = %%MAN1DIR%% +MAIN_EXEC = $(EXEC_PREFIX)$(%%MAIN_EXEC%%)$(EXEC_SUFFIX) +EXEC = $(%%EXEC%%) +NLSPATH = %%NLSPATH%% + +BC_ENABLE_HISTORY = %%HISTORY%% +BC_ENABLE_EXTRA_MATH_NAME = BC_ENABLE_EXTRA_MATH +BC_ENABLE_EXTRA_MATH = %%EXTRA_MATH%% +BC_ENABLE_NLS = %%NLS%% +BC_ENABLE_PROMPT = %%PROMPT%% +BC_LONG_BIT = %%LONG_BIT%% + +RM = rm +MKDIR = mkdir + +INSTALL = ./install.sh +SAFE_INSTALL = ./safe-install.sh +LINK = ./link.sh +MANPAGE = ./manpage.sh +KARATSUBA = ./karatsuba.py +LOCALE_INSTALL = ./locale_install.sh +LOCALE_UNINSTALL = ./locale_uninstall.sh + +VALGRIND_ARGS = --error-exitcode=100 --leak-check=full --show-leak-kinds=all --errors-for-leak-kinds=all + +BC_NUM_KARATSUBA_LEN = %%KARATSUBA_LEN%% + +CPPFLAGS1 = -D$(BC_ENABLED_NAME)=$(BC_ENABLED) -D$(DC_ENABLED_NAME)=$(DC_ENABLED) +CPPFLAGS2 = $(CPPFLAGS1) -I./include/ -DVERSION=$(VERSION) %%LONG_BIT_DEFINE%% +CPPFLAGS3 = $(CPPFLAGS2) -DEXECPREFIX=$(EXEC_PREFIX) -DMAINEXEC=$(MAIN_EXEC) +CPPFLAGS4 = $(CPPFLAGS3) -D_POSIX_C_SOURCE=200809L -D_XOPEN_SOURCE=700 +CPPFLAGS5 = $(CPPFLAGS4) -DBC_NUM_KARATSUBA_LEN=$(BC_NUM_KARATSUBA_LEN) +CPPFLAGS6 = $(CPPFLAGS5) -DBC_ENABLE_NLS=$(BC_ENABLE_NLS) -DBC_ENABLE_PROMPT=$(BC_ENABLE_PROMPT) +CPPFLAGS7 = $(CPPFLAGS6) -D$(BC_ENABLE_EXTRA_MATH_NAME)=$(BC_ENABLE_EXTRA_MATH) +CPPFLAGS = $(CPPFLAGS7) -DBC_ENABLE_HISTORY=$(BC_ENABLE_HISTORY) +CFLAGS = $(CPPFLAGS) %%CPPFLAGS%% %%CFLAGS%% +LDFLAGS = %%LDFLAGS%% + +HOSTCFLAGS = %%HOSTCFLAGS%% + +CC = %%CC%% +HOSTCC = %%HOSTCC%% + +BC_LIB_C_ARGS = bc_lib bc.h bc_lib_name $(BC_ENABLED_NAME) 1 +BC_LIB2_C_ARGS = bc_lib2 bc.h bc_lib2_name "$(BC_ENABLED_NAME) && $(BC_ENABLE_EXTRA_MATH_NAME)" 1 + +OBJS1 = $(OBJ) $(DC_OBJ) $(BC_OBJ) $(HISTORY_OBJ) $(RAND_OBJ) $(BC_HELP_O) $(DC_HELP_O) +OBJS = $(OBJS1) $(BC_LIB_O) $(BC_LIB2_O) $(BC_LIB3_O) +OBJ_TARGETS1 = $(DC_HELP_O) $(BC_HELP_O) $(BC_LIB_O) $(BC_LIB2_O) $(BC_LIB3_O) +OBJ_TARGETS = $(OBJ_TARGETS1) $(BC_OBJ) $(DC_OBJ) $(HISTORY_OBJ) $(RAND_OBJ) $(OBJ) + +.c.o: + $(CC) $(CFLAGS) -o $@ -c $< + +all: make_bin $(OBJ_TARGETS) + $(CC) $(CFLAGS) $(OBJS) $(LDFLAGS) -o $(EXEC) + %%LINK%% + +$(GEN_EXEC): + %%GEN_EXEC_TARGET%% + +$(BC_LIB_C): $(GEN_EXEC) $(BC_LIB) + $(GEN_EMU) $(GEN_EXEC) $(BC_LIB) $(BC_LIB_C) $(BC_LIB_C_ARGS) + +$(BC_LIB2_C): $(GEN_EXEC) $(BC_LIB2) + $(GEN_EMU) $(GEN_EXEC) $(BC_LIB2) $(BC_LIB2_C) $(BC_LIB2_C_ARGS) + +$(BC_HELP_C): $(GEN_EXEC) $(BC_HELP) + $(GEN_EMU) $(GEN_EXEC) $(BC_HELP) $(BC_HELP_C) bc_help bc.h "" $(BC_ENABLED_NAME) + +$(DC_HELP_C): $(GEN_EXEC) $(DC_HELP) + $(GEN_EMU) $(GEN_EXEC) $(DC_HELP) $(DC_HELP_C) dc_help dc.h "" $(DC_ENABLED_NAME) + +make_bin: + $(MKDIR) -p $(BIN) + +help: + @printf 'available targets:\n' + @printf '\n' + @printf ' all (default) builds %%EXECUTABLES%%\n' + @printf ' check alias for `make test`\n' + @printf ' clean removes all build files\n' + @printf ' clean_config removes all build files as well as the generated Makefile\n' + @printf ' clean_tests removes all build files, the generated Makefile,\n' + @printf ' and generated tests\n' + @printf ' install installs binaries to "%s%s"\n' "$(DESTDIR)" "$(BINDIR)" + @printf ' and (if enabled) manpages to "%s%s"\n' "$(DESTDIR)" "$(MAN1DIR)" + @printf ' karatsuba runs the karatsuba script (requires Python 3)\n' + @printf ' karatsuba_test runs the karatsuba script while running tests\n' + @printf ' (requires Python 3)\n' + @printf ' uninstall uninstalls binaries from "%s%s"\n' "$(DESTDIR)" "$(BINDIR)" + @printf ' and (if enabled) manpages from "%s%s"\n' "$(DESTDIR)" "$(MAN1DIR)" + @printf ' test runs the test suite\n' + @printf ' test_bc runs the bc test suite, if bc has been built\n' + @printf ' test_dc runs the dc test suite, if dc has been built\n' + @printf ' time_test runs the test suite, displaying times for some things\n' + @printf ' time_test_bc runs the bc test suite, displaying times for some things\n' + @printf ' time_test_dc runs the dc test suite, displaying times for some things\n' + @printf ' timeconst runs the test on the Linux timeconst.bc script,\n' + @printf ' if it exists and bc has been built\n' + @printf ' valgrind runs the test suite through valgrind\n' + @printf ' valgrind_bc runs the bc test suite, if bc has been built,\n' + @printf ' through valgrind\n' + @printf ' valgrind_dc runs the dc test suite, if dc has been built,\n' + @printf ' through valgrind\n' + +check: test + +test: test_bc timeconst test_dc + +test_bc: + %%BC_TEST%% + +test_dc: + %%DC_TEST%% + +time_test: time_test_bc timeconst time_test_dc + +time_test_bc: + %%BC_TIME_TEST%% + +time_test_dc: + %%DC_TIME_TEST%% + +timeconst: + %%TIMECONST%% + +valgrind: valgrind_bc valgrind_dc + +valgrind_bc: + %%VG_BC_TEST%% + +valgrind_dc: + %%VG_DC_TEST%% + +karatsuba: + %%KARATSUBA%% + +karatsuba_test: + %%KARATSUBA_TEST%% + +coverage_output: + %%COVERAGE_OUTPUT%% + +coverage:%%COVERAGE_PREREQS%% + +version: + @printf '%s' "$(VERSION)" + +libcname: + @printf '%s' "$(BC_LIB_C)" + +extra_math: + @printf '%s' "$(BC_ENABLE_EXTRA_MATH)" + +manpages: + $(MANPAGE) $(BC_RONN) $(BC_MANPAGE) + $(MANPAGE) $(DC_RONN) $(DC_MANPAGE) + +clean_gen: + @$(RM) -f $(GEN_EXEC) + +clean:%%CLEAN_PREREQS%% + @printf 'Cleaning files...\n' + @$(RM) -f $(OBJ) + @$(RM) -f $(BC_OBJ) + @$(RM) -f $(DC_OBJ) + @$(RM) -f $(HISTORY_OBJ) + @$(RM) -f $(RAND_OBJ) + @$(RM) -f $(BC_EXEC) + @$(RM) -f $(DC_EXEC) + @$(RM) -fr $(BIN) + @$(RM) -f $(LOCALES)/*.cat + @$(RM) -f $(BC_LIB_C) $(BC_LIB_O) + @$(RM) -f $(BC_LIB2_C) $(BC_LIB2_O) + @$(RM) -f $(BC_HELP_C) $(BC_HELP_O) + @$(RM) -f $(DC_HELP_C) $(DC_HELP_O) + +clean_config: clean + @printf 'Cleaning config...\n' + @$(RM) -f Makefile + +clean_coverage: + @printf 'Cleaning coverage files...\n' + @$(RM) -f *.gcov + @$(RM) -f *.html + @$(RM) -f *.gcda *.gcno + @$(RM) -f *.profraw + @$(RM) -f $(GCDA) $(GCNO) + @$(RM) -f $(BC_GCDA) $(BC_GCNO) + @$(RM) -f $(DC_GCDA) $(DC_GCNO) + @$(RM) -f $(HISTORY_GCDA) $(HISTORY_GCNO) + @$(RM) -f $(RAND_GCDA) $(RAND_GCNO) + @$(RM) -f $(BC_LIB_GCDA) $(BC_LIB_GCNO) + @$(RM) -f $(BC_LIB2_GCDA) $(BC_LIB2_GCNO) + @$(RM) -f $(BC_HELP_GCDA) $(BC_HELP_GCNO) + @$(RM) -f $(DC_HELP_GCDA) $(DC_HELP_GCNO) + +clean_tests: clean clean_config clean_coverage + @printf 'Cleaning test files...\n' + @$(RM) -f tests/bc/parse.txt tests/bc/parse_results.txt + @$(RM) -f tests/bc/print.txt tests/bc/print_results.txt + @$(RM) -f tests/bc/bessel.txt tests/bc/bessel_results.txt + @$(RM) -f tests/bc/scripts/bessel.txt + @$(RM) -f tests/bc/scripts/parse.txt + @$(RM) -f tests/bc/scripts/print.txt + @$(RM) -f tests/bc/scripts/add.txt + @$(RM) -f tests/bc/scripts/divide.txt + @$(RM) -f tests/bc/scripts/multiply.txt + @$(RM) -f tests/bc/scripts/subtract.txt + @$(RM) -f tests/dc/scripts/prime.txt tests/dc/scripts/stream.txt + @$(RM) -f .log_*.txt + @$(RM) -f .math.txt .results.txt .ops.txt + @$(RM) -f .test.txt + @$(RM) -f tags .gdbbreakpoints .gdb_history .gdbsetup + @$(RM) -f cscope.* + @$(RM) -f bc.old + +install_locales: + $(LOCALE_INSTALL) $(NLSPATH) $(MAIN_EXEC) $(DESTDIR) + +install_bc_manpage: + $(SAFE_INSTALL) $(MANPAGE_INSTALL_ARGS) $(BC_MANPAGE) $(DESTDIR)$(MAN1DIR)/$(BC_MANPAGE_NAME) + +install_dc_manpage: + $(SAFE_INSTALL) $(MANPAGE_INSTALL_ARGS) $(DC_MANPAGE) $(DESTDIR)$(MAN1DIR)/$(DC_MANPAGE_NAME) + +install:%%INSTALL_LOCALES_PREREQS%%%%INSTALL_PREREQS%% + $(INSTALL) $(DESTDIR)$(BINDIR) "$(EXEC_SUFFIX)" + +uninstall_locales: + $(LOCALE_UNINSTALL) $(NLSPATH) $(MAIN_EXEC) $(DESTDIR) + +uninstall_bc_manpage: + $(RM) -f $(DESTDIR)$(MAN1DIR)/$(BC_MANPAGE_NAME) + +uninstall_bc: + $(RM) -f $(DESTDIR)$(BINDIR)/$(EXEC_PREFIX)$(BC)$(EXEC_SUFFIX) + +uninstall_dc_manpage: + $(RM) -f $(DESTDIR)$(MAN1DIR)/$(DC_MANPAGE_NAME) + +uninstall_dc: + $(RM) -f $(DESTDIR)$(BINDIR)/$(EXEC_PREFIX)$(DC)$(EXEC_SUFFIX) + +uninstall:%%UNINSTALL_LOCALES_PREREQS%%%%UNINSTALL_MAN_PREREQS%%%%UNINSTALL_PREREQS%% diff --git a/NEWS.md b/NEWS.md new file mode 100644 index 000000000000..55b14c4e49b8 --- /dev/null +++ b/NEWS.md @@ -0,0 +1,824 @@ +# News + +## 3.0.2 + +This is a production release that adds `utf8` locale symlinks and removes an +unused `auto` variable from the `ceil()` function in the [extended math +library][16]. + +Users do ***NOT*** need to update unless they want the locales. + +## 3.0.1 + +This is a production release with two small changes. Users do ***NOT*** need to +upgrade to this release; however, if they haven't upgraded to `3.0.0` yet, it +may be worthwhile to upgrade to this release. + +The first change is fixing a compiler warning on FreeBSD with strict warnings +on. + +The second change is to make the new implementation of `ceil()` in `lib2.bc` +much more efficient. + +## 3.0.0 + +*Notes for package maintainers:* + +*First, the `2.7.0` release series saw a change in the option parsing. This made +me change one error message and add a few others. The error message that was +changed removed one format specifier. This means that `printf()` will seqfault +on old locale files. Unfortunately, `bc` cannot use any locale files except the +global ones that are already installed, so it will use the previous ones while +running tests during install. **If `bc` segfaults while running arg tests when +updating, it is because the global locale files have not been replaced. Make +sure to either prevent the test suite from running on update or remove the old +locale files before updating.** Once this is done, `bc` should install without +problems.* + +*Second, **the option to build without signal support has been removed**. See +below for the reasons why.* + +This is a production release with some small bug fixes, a few improvements, +three major bug fixes, and a complete redesign of `bc`'s error and signal +handling. **Users and package maintainers should update to this version as soon +as possible.** + +The first major bug fix was in how `bc` executed files. Previously, a whole file +was parsed before it was executed, but if a function is defined *after* code, +especially if the function definition was actually a redefinition, and the code +before the definition referred to the previous function, this `bc` would replace +the function before executing any code. The fix was to make sure that all code +that existed before a function definition was executed. + +The second major bug fix was in `bc`'s `lib2.bc`. The `ceil()` function had a +bug where a `0` in the decimal place after the truncation position, caused it to +output the wrong numbers if there was any non-zero digit after. + +The third major bug is that when passing parameters to functions, if an +expression included an array (not an array element) as a parameter, it was +accepted, when it should have been rejected. It is now correctly rejected. + +Beyond that, this `bc` got several improvements that both sped it up, improved +the handling of signals, and improved the error handling. + +First, the requirements for `bc` were pushed back to POSIX 2008. `bc` uses one +function, `strdup()`, which is not in POSIX 2001, and it is in the X/Open System +Interfaces group 2001. It is, however, in POSIX 2008, and since POSIX 2008 is +old enough to be supported anywhere that I care, that should be the requirement. + +Second, the BcVm global variable was put into `bss`. This actually slightly +reduces the size of the executable from a massive code shrink, and it will stop +`bc` from allocating a large set of memory when `bc` starts. + +Third, the default Karatsuba length was updated from 64 to 32 after making the +optimization changes below, since 32 is going to be better than 64 after the +changes. + +Fourth, Spanish translations were added. + +Fifth, the interpreter received a speedup to make performance on non-math-heavy +scripts more competitive with GNU `bc`. While improvements did, in fact, get it +much closer (see the [benchmarks][19]), it isn't quite there. + +There were several things done to speed up the interpreter: + +First, several small inefficiencies were removed. These inefficiencies included +calling the function `bc_vec_pop(v)` twice instead of calling +`bc_vec_npop(v, 2)`. They also included an extra function call for checking the +size of the stack and checking the size of the stack more than once on several +operations. + +Second, since the current `bc` function is the one that stores constants and +strings, the program caches pointers to the current function's vectors of +constants and strings to prevent needing to grab the current function in order +to grab a constant or a string. + +Third, `bc` tries to reuse `BcNum`'s (the internal representation of +arbitary-precision numbers). If a `BcNum` has the default capacity of +`BC_NUM_DEF_SIZE` (32 on 64-bit and 16 on 32-bit) when it is freed, it is added +to a list of available `BcNum`'s. And then, when a `BcNum` is allocated with a +capacity of `BC_NUM_DEF_SIZE` and any `BcNum`'s exist on the list of reusable +ones, one of those ones is grabbed instead. + +In order to support these changes, the `BC_NUM_DEF_SIZE` was changed. It used to +be 16 bytes on all systems, but it was changed to more closely align with the +minimum allocation size on Linux, which is either 32 bytes (64-bit musl), 24 +bytes (64-bit glibc), 16 bytes (32-bit musl), or 12 bytes (32-bit glibc). Since +these are the minimum allocation sizes, these are the sizes that would be +allocated anyway, making it worth it to just use the whole space, so the value +of `BC_NUM_DEF_SIZE` on 64-bit systems was changed to 32 bytes. + +On top of that, at least on 64-bit, `BC_NUM_DEF_SIZE` supports numbers with +either 72 integer digits or 45 integer digits and 27 fractional digits. This +should be more than enough for most cases since `bc`'s default `scale` values +are 0 or 20, meaning that, by default, it has at most 20 fractional digits. And +45 integer digits are *a lot*; it's enough to calculate the amount of mass in +the Milky Way galaxy in kilograms. Also, 72 digits is enough to calculate the +diameter of the universe in Planck lengths. + +(For 32-bit, these numbers are either 32 integer digits or 12 integer digits and +20 fractional digits. These are also quite big, and going much bigger on a +32-bit system seems a little pointless since 12 digits in just under a trillion +and 20 fractional digits is still enough for about any use since `10^-20` light +years is just under a millimeter.) + +All of this together means that for ordinary uses, and even uses in scientific +work, the default number size will be all that is needed, which means that +nearly all, if not all, numbers will be reused, relieving pressure on the system +allocator. + +I did several experiments to find the changes that had the most impact, +especially with regard to reusing `BcNum`'s. One was putting `BcNum`'s into +buckets according to their capacity in powers of 2 up to 512. That performed +worse than `bc` did in `2.7.2`. Another was putting any `BcNum` on the reuse +list that had a capacity of `BC_NUM_DEF_SIZE * 2` and reusing them for `BcNum`'s +that requested `BC_NUM_DEF_SIZE`. This did reduce the amount of time spent, but +it also spent a lot of time in the system allocator for an unknown reason. (When +using `strace`, a bunch more `brk` calls showed up.) Just reusing `BcNum`'s that +had exactly `BC_NUM_DEF_SIZE` capacity spent the smallest amount of time in both +user and system time. This makes sense, especially with the changes to make +`BC_NUM_DEF_SIZE` bigger on 64-bit systems, since the vast majority of numbers +will only ever use numbers with a size less than or equal to `BC_NUM_DEF_SIZE`. + +Last of all, `bc`'s signal handling underwent a complete redesign. (This is the +reason that this version is `3.0.0` and not `2.8.0`.) The change was to move +from a polling approach to signal handling to an interrupt-based approach. + +Previously, every single loop condition had a check for signals. I suspect that +this could be expensive when in tight loops. + +Now, the signal handler just uses `longjmp()` (actually `siglongjmp()`) to start +an unwinding of the stack until it is stopped or the stack is unwound to +`main()`, which just returns. If `bc` is currently executing code that cannot be +safely interrupted (according to POSIX), then signals are "locked." The signal +handler checks if the lock is taken, and if it is, it just sets the status to +indicate that a signal arrived. Later, when the signal lock is released, the +status is checked to see if a signal came in. If so, the stack unwinding starts. + +This design eliminates polling in favor of maintaining a stack of `jmp_buf`'s. +This has its own performance implications, but it gives better interaction. And +the cost of pushing and popping a `jmp_buf` in a function is paid at most twice. +Most functions do not pay that price, and most of the rest only pay it once. +(There are only some 3 functions in `bc` that push and pop a `jmp_buf` twice.) + +As a side effect of this change, I had to eliminate the use of `stdio.h` in `bc` +because `stdio` does not play nice with signals and `longjmp()`. I implemented +custom I/O buffer code that takes a fraction of the size. This means that static +builds will be smaller, but non-static builds will be bigger, though they will +have less linking time. + +This change is also good because my history implementation was already bypassing +`stdio` for good reasons, and unifying the architecture was a win. + +Another reason for this change is that my `bc` should *always* behave correctly +in the presence of signals like `SIGINT`, `SIGTERM`, and `SIGQUIT`. With the +addition of my own I/O buffering, I needed to also make sure that the buffers +were correctly flushed even when such signals happened. + +For this reason, I **removed the option to build without signal support**. + +As a nice side effect of this change, the error handling code could be changed +to take advantage of the stack unwinding that signals used. This means that +signals and error handling use the same code paths, which means that the stack +unwinding is well-tested. (Errors are tested heavily in the test suite.) + +It also means that functions do not need to return a status code that +***every*** caller needs to check. This eliminated over 100 branches that simply +checked return codes and then passed that return code up the stack if necessary. +The code bloat savings from this is at least 1700 bytes on `x86_64`, *before* +taking into account the extra code from removing `stdio.h`. + +## 2.7.2 + +This is a production release with one major bug fix. + +The `length()` built-in function can take either a number or an array. If it +takes an array, it returns the length of the array. Arrays can be passed by +reference. The bug is that the `length()` function would not properly +dereference arrays that were references. This is a bug that affects all users. + +**ALL USERS SHOULD UPDATE `bc`**. + +## 2.7.1 + +This is a production release with fixes for new locales and fixes for compiler +warnings on FreeBSD. + +## 2.7.0 + +This is a production release with a bug fix for Linux, new translations, and new +features. + +Bug fixes: + +* Option parsing in `BC_ENV_ARGS` was broken on Linux in 2.6.1 because `glibc`'s + `getopt_long()` is broken. To get around that, and to support long options on + every platform, an adapted version of [`optparse`][17] was added. Now, `bc` + does not even use `getopt()`. +* Parsing `BC_ENV_ARGS` with quotes now works. It isn't the smartest, but it + does the job if there are spaces in file names. + +The following new languages are supported: + +* Dutch +* Polish +* Russian +* Japanes +* Simplified Chinese + +All of these translations were generated using [DeepL][18], so improvements are +welcome. + +There is only one new feature: **`bc` now has a built-in pseudo-random number +generator** (PRNG). + +The PRNG is seeded, making it useful for applications where +`/dev/urandom` does not work because output needs to be reproducible. However, +it also uses `/dev/urandom` to seed itself by default, so it will start with a +good seed by default. + +It also outputs 32 bits on 32-bit platforms and 64 bits on 64-bit platforms, far +better than the 15 bits of C's `rand()` and `bash`'s `$RANDOM`. + +In addition, the PRNG can take a bound, and when it gets a bound, it +automatically adjusts to remove bias. It can also generate numbers of arbitrary +size. (As of the time of release, the largest pseudo-random number generated by +this `bc` was generated with a bound of `2^(2^20)`.) + +***IMPORTANT: read the [`bc` manual][9] and the [`dc` manual][10] to find out +exactly what guarantees the PRNG provides. The underlying implementation is not +guaranteed to stay the same, but the guarantees that it provides are guaranteed +to stay the same regardless of the implementation.*** + +On top of that, four functions were added to `bc`'s [extended math library][16] +to make using the PRNG easier: + +* `frand(p)`: Generates a number between `[0,1)` to `p` decimal places. +* `ifrand(i, p)`: Generates an integer with bound `i` and adds it to `frand(p)`. +* `srand(x)`: Randomizes the sign of `x`. In other words, it flips the sign of + `x` with probability `0.5`. +* `brand()`: Returns a random boolean value (either `0` or `1`). + +## 2.6.1 + +This is a production release with a bug fix for FreeBSD. + +The bug was that when `bc` was built without long options, it would give a fatal +error on every run. This was caused by a mishandling of `optind`. + +## 2.6.0 + +This release is a production release ***with no bugfixes***. If you do not want +to upgrade, you don't have to. + +No source code changed; the only thing that changed was `lib2.bc`. + +This release adds one function to the [extended math library][16]: `p(x, y)`, +which calculates `x` to the power of `y`, whether or not `y` is an integer. (The +`^` operator can only accept integer powers.) + +This release also includes a couple of small tweaks to the [extended math +library][16], mostly to fix returning numbers with too high of `scale`. + +## 2.5.3 + +This release is a production release which addresses inconsistencies in the +Portuguese locales. No `bc` code was changed. + +The issues were that the ISO files used different naming, and also that the +files that should have been symlinks were not. I did not catch that because +GitHub rendered them the exact same way. + +## 2.5.2 + +This release is a production release. + +No code was changed, but the build system was changed to allow `CFLAGS` to be +given to `CC`, like this: + +``` +CC="gcc -O3 -march=native" ./configure.sh +``` + +If this happens, the flags are automatically put into `CFLAGS`, and the compiler +is set appropriately. In the example above this means that `CC` will be "gcc" +and `CFLAGS` will be "-O3 -march=native". + +This behavior was added to conform to GNU autotools practices. + +## 2.5.1 + +This is a production release which addresses portability concerns discovered +in the `bc` build system. No `bc` code was changed. + +* Support for Solaris SPARC and AIX were added. +* Minor documentations edits were performed. +* An option for `configure.sh` was added to disable long options if + `getopt_long()` is missing. + +## 2.5.0 + +This is a production release with new translations. No code changed. + +The translations were contributed by [bugcrazy][15], and they are for +Portuguese, both Portugal and Brazil locales. + +## 2.4.0 + +This is a production release primarily aimed at improving `dc`. + +* A couple of copy and paste errors in the [`dc` manual][10] were fixed. +* `dc` startup was optimized by making sure it didn't have to set up `bc`-only + things. +* The `bc` `&&` and `||` operators were made available to `dc` through the `M` + and `m` commands, respectively. +* `dc` macros were changed to be tail call-optimized. + +The last item, tail call optimization, means that if the last thing in a macro +is a call to another macro, then the old macro is popped before executing the +new macro. This change was made to stop `dc` from consuming more and more memory +as macros are executed in a loop. + +The `q` and `Q` commands still respect the "hidden" macros by way of recording +how many macros were removed by tail call optimization. + +## 2.3.2 + +This is a production release meant to fix warnings in the Gentoo `ebuild` by +making it possible to disable binary stripping. Other users do *not* need to +upgrade. + +## 2.3.1 + +This is a production release. It fixes a bug that caused `-1000000000 < -1` to +return `0`. This only happened with negative numbers and only if the value on +the left was more negative by a certain amount. That said, this bug *is* a bad +bug, and needs to be fixed. + +**ALL USERS SHOULD UPDATE `bc`**. + +## 2.3.0 + +This is a production release with changes to the build system. + +## 2.2.0 + +This release is a production release. It only has new features and performance +improvements. + +1. The performance of `sqrt(x)` was improved. +2. The new function `root(x, n)` was added to the extended math library to + calculate `n`th roots. +3. The new function `cbrt(x)` was added to the extended math library to + calculate cube roots. + +## 2.1.3 + +This is a non-critical release; it just changes the build system, and in +non-breaking ways: + +1. Linked locale files were changed to link to their sources with a relative + link. +2. A bug in `configure.sh` that caused long option parsing to fail under `bash` + was fixed. + +## 2.1.2 + +This release is not a critical release. + +1. A few codes were added to history. +2. Multiplication was optimized a bit more. +3. Addition and subtraction were both optimized a bit more. + +## 2.1.1 + +This release contains a fix for the test suite made for Linux from Scratch: now +the test suite prints `pass` when a test is passed. + +Other than that, there is no change in this release, so distros and other users +do not need to upgrade. + +## 2.1.0 + +This release is a production release. + +The following bugs were fixed: + +1. A `dc` bug that caused stack mishandling was fixed. +2. A warning on OpenBSD was fixed. +3. Bugs in `ctrl+arrow` operations in history were fixed. +4. The ability to paste multiple lines in history was added. +5. A `bc` bug, mishandling of array arguments to functions, was fixed. +6. A crash caused by freeing the wrong pointer was fixed. +7. A `dc` bug where strings, in a rare case, were mishandled in parsing was + fixed. + +In addition, the following changes were made: + +1. Division was slightly optimized. +2. An option was added to the build to disable printing of prompts. +3. The special case of empty arguments is now handled. This is to prevent + errors in scripts that end up passing empty arguments. +4. A harmless bug was fixed. This bug was that, with the pop instructions + (mostly) removed (see below), `bc` would leave extra values on its stack for + `void` functions and in a few other cases. These extra items would not + affect anything put on the stack and would not cause any sort of crash or + even buggy behavior, but they would cause `bc` to take more memory than it + needed. + +On top of the above changes, the following optimizations were added: + +1. The need for pop instructions in `bc` was removed. +2. Extra tests on every iteration of the interpreter loop were removed. +3. Updating function and code pointers on every iteration of the interpreter + loop was changed to only updating them when necessary. +4. Extra assignments to pointers were removed. + +Altogether, these changes sped up the interpreter by around 2x. + +***NOTE***: This is the last release with new features because this `bc` is now +considered complete. From now on, only bug fixes and new translations will be +added to this `bc`. + +## 2.0.3 + +This is a production, bug-fix release. + +Two bugs were fixed in this release: + +1. A rare and subtle signal handling bug was fixed. +2. A misbehavior on `0` to a negative power was fixed. + +The last bug bears some mentioning. + +When I originally wrote power, I did not thoroughly check its error cases; +instead, I had it check if the first number was `0` and then if so, just return +`0`. However, `0` to a negative power means that `1` will be divided by `0`, +which is an error. + +I caught this, but only after I stopped being cocky. You see, sometime later, I +had noticed that GNU `bc` returned an error, correctly, but I thought it was +wrong simply because that's not what my `bc` did. I saw it again later and had a +double take. I checked for real, finally, and found out that my `bc` was wrong +all along. + +That was bad on me. But the bug was easy to fix, so it is fixed now. + +There are two other things in this release: + +1. Subtraction was optimized by [Stefan Eßer][14]. +2. Division was also optimized, also by Stefan Eßer. + +## 2.0.2 + +This release contains a fix for a possible overflow in the signal handling. I +would be surprised if any users ran into it because it would only happen after 2 +billion (`2^31-1`) `SIGINT`'s, but I saw it and had to fix it. + +## 2.0.1 + +This release contains very few things that will apply to any users. + +1. A slight bug in `dc`'s interactive mode was fixed. +2. A bug in the test suite that was only triggered on NetBSD was fixed. +3. **The `-P`/`--no-prompt` option** was added for users that do not want a + prompt. +4. A `make check` target was added as an alias for `make test`. +5. `dc` got its own read prompt: `?> `. + +## 2.0.0 + +This release is a production release. + +This release is also a little different from previous releases. From here on +out, I do not plan on adding any more features to this `bc`; I believe that it +is complete. However, there may be bug fix releases in the future, if I or any +others manage to find bugs. + +This release has only a few new features: + +1. `atan2(y, x)` was added to the extended math library as both `a2(y, x)` and + `atan2(y, x)`. +2. Locales were fixed. +3. A **POSIX shell-compatible script was added as an alternative to compiling + `gen/strgen.c`** on a host machine. More details about making the choice + between the two can be found by running `./configure.sh --help` or reading + the [build manual][13]. +4. Multiplication was optimized by using **diagonal multiplication**, rather + than straight brute force. +5. The `locale_install.sh` script was fixed. +6. `dc` was given the ability to **use the environment variable + `DC_ENV_ARGS`**. +7. `dc` was also given the ability to **use the `-i` or `--interactive`** + options. +8. Printing the prompt was fixed so that it did not print when it shouldn't. +9. Signal handling was fixed. +10. **Handling of `SIGTERM` and `SIGQUIT`** was fixed. +11. The **built-in functions `maxibase()`, `maxobase()`, and `maxscale()`** (the + commands `T`, `U`, `V` in `dc`, respectively) were added to allow scripts to + query for the max allowable values of those globals. +12. Some incompatibilities with POSIX were fixed. + +In addition, this release is `2.0.0` for a big reason: the internal format for +numbers changed. They used to be a `char` array. Now, they are an array of +larger integers, packing more decimal digits into each integer. This has +delivered ***HUGE*** performance improvements, especially for multiplication, +division, and power. + +This `bc` should now be the fastest `bc` available, but I may be wrong. + +## 1.2.8 + +This release contains a fix for a harmless bug (it is harmless in that it still +works, but it just copies extra data) in the [`locale_install.sh`][12] script. + +## 1.2.7 + +This version contains fixes for the build on Arch Linux. + +## 1.2.6 + +This release removes the use of `local` in shell scripts because it's not POSIX +shell-compatible, and also updates a man page that should have been updated a +long time ago but was missed. + +## 1.2.5 + +This release contains some missing locale `*.msg` files. + +## 1.2.4 + +This release contains a few bug fixes and new French translations. + +## 1.2.3 + +This release contains a fix for a bug: use of uninitialized data. Such data was +only used when outputting an error message, but I am striving for perfection. As +Michelangelo said, "Trifles make perfection, and perfection is no trifle." + +## 1.2.2 + +This release contains fixes for OpenBSD. + +## 1.2.1 + +This release contains bug fixes for some rare bugs. + +## 1.2.0 + +This is a production release. + +There have been several changes since `1.1.0`: + +1. The build system had some changes. +2. Locale support has been added. (Patches welcome for translations.) +3. **The ability to turn `ibase`, `obase`, and `scale` into stacks** was added + with the `-g` command-line option. (See the [`bc` manual][9] for more + details.) +4. Support for compiling on Mac OSX out of the box was added. +5. The extended math library got `t(x)`, `ceil(x)`, and some aliases. +6. The extended math library also got `r2d(x)` (for converting from radians to + degrees) and `d2r(x)` (for converting from degrees to radians). This is to + allow using degrees with the standard library. +7. Both calculators now accept numbers in **scientific notation**. See the + [`bc` manual][9] and the [`dc` manual][10] for details. +8. Both calculators can **output in either scientific or engineering + notation**. See the [`bc` manual][9] and the [`dc` manual][10] for details. +9. Some inefficiencies were removed. +10. Some bugs were fixed. +11. Some bugs in the extended library were fixed. +12. Some defects from [Coverity Scan][11] were fixed. + +## 1.1.4 + +This release contains a fix to the build system that allows it to build on older +versions of `glibc`. + +## 1.1.3 + +This release contains a fix for a bug in the test suite where `bc` tests and +`dc` tests could not be run in parallel. + +## 1.1.2 + +This release has a fix for a history bug; the down arrow did not work. + +## 1.1.1 + +This release fixes a bug in the `1.1.0` build system. The source is exactly the +same. + +The bug that was fixed was a failure to install if no `EXECSUFFIX` was used. + +## 1.1.0 + +This is a production release. However, many new features were added since `1.0`. + +1. **The build system has been changed** to use a custom, POSIX + shell-compatible configure script ([`configure.sh`][6]) to generate a POSIX + make-compatible `Makefile`, which means that `bc` and `dc` now build out of + the box on any POSIX-compatible system. +2. Out-of-memory and output errors now cause the `bc` to report the error, + clean up, and die, rather than just reporting and trying to continue. +3. **Strings and constants are now garbage collected** when possible. +4. Signal handling and checking has been made more simple and more thorough. +5. `BcGlobals` was refactored into `BcVm` and `BcVm` was made global. Some + procedure names were changed to reflect its difference to everything else. +6. Addition got a speed improvement. +7. Some common code for addition and multiplication was refactored into its own + procedure. +8. A bug was removed where `dc` could have been selected, but the internal + `#define` that returned `true` for a query about `dc` would not have + returned `true`. +9. Useless calls to `bc_num_zero()` were removed. +10. **History support was added.** The history support is based off of a + [UTF-8 aware fork][7] of [`linenoise`][8], which has been customized with + `bc`'s own data structures and signal handling. +11. Generating C source from the math library now removes tabs from the library, + shrinking the size of the executable. +12. The math library was shrunk. +13. Error handling and reporting was improved. +14. Reallocations were reduced by giving access to the request size for each + operation. +15. **`abs()` (`b` command for `dc`) was added as a builtin.** +16. Both calculators were tested on FreeBSD. +17. Many obscure parse bugs were fixed. +18. Markdown and man page manuals were added, and the man pages are installed by + `make install`. +19. Executable size was reduced, though the added features probably made the + executable end up bigger. +20. **GNU-style array references were added as a supported feature.** +21. Allocations were reduced. +22. **New operators were added**: `$` (`$` for `dc`), `@` (`@` for `dc`), `@=`, + `<<` (`H` for `dc`), `<<=`, `>>` (`h` for `dc`), and `>>=`. See the + [`bc` manual][9] and the [`dc` manual][10] for more details. +23. **An extended math library was added.** This library contains code that + makes it so I can replace my desktop calculator with this `bc`. See the + [`bc` manual][3] for more details. +24. Support for all capital letters as numbers was added. +25. **Support for GNU-style void functions was added.** +26. A bug fix for improper handling of function parameters was added. +27. Precedence for the or (`||`) operator was changed to match GNU `bc`. +28. `dc` was given an explicit negation command. +29. `dc` was changed to be able to handle strings in arrays. + +## 1.1 Release Candidate 3 + +This release is the eighth release candidate for 1.1, though it is the third +release candidate meant as a general release candidate. The new code has not +been tested as thoroughly as it should for release. + +## 1.1 Release Candidate 2 + +This release is the seventh release candidate for 1.1, though it is the second +release candidate meant as a general release candidate. The new code has not +been tested as thoroughly as it should for release. + +## 1.1 FreeBSD Beta 5 + +This release is the sixth release candidate for 1.1, though it is the fifth +release candidate meant specifically to test if `bc` works on FreeBSD. The new +code has not been tested as thoroughly as it should for release. + +## 1.1 FreeBSD Beta 4 + +This release is the fifth release candidate for 1.1, though it is the fourth +release candidate meant specifically to test if `bc` works on FreeBSD. The new +code has not been tested as thoroughly as it should for release. + +## 1.1 FreeBSD Beta 3 + +This release is the fourth release candidate for 1.1, though it is the third +release candidate meant specifically to test if `bc` works on FreeBSD. The new +code has not been tested as thoroughly as it should for release. + +## 1.1 FreeBSD Beta 2 + +This release is the third release candidate for 1.1, though it is the second +release candidate meant specifically to test if `bc` works on FreeBSD. The new +code has not been tested as thoroughly as it should for release. + +## 1.1 FreeBSD Beta 1 + +This release is the second release candidate for 1.1, though it is meant +specifically to test if `bc` works on FreeBSD. The new code has not been tested as +thoroughly as it should for release. + +## 1.1 Release Candidate 1 + +This is the first release candidate for 1.1. The new code has not been tested as +thoroughly as it should for release. + +## 1.0 + +This is the first non-beta release. `bc` is ready for production use. + +As such, a lot has changed since 0.5. + +1. `dc` has been added. It has been tested even more thoroughly than `bc` was + for `0.5`. It does not have the `!` command, and for security reasons, it + never will, so it is complete. +2. `bc` has been more thoroughly tested. An entire section of the test suite + (for both programs) has been added to test for errors. +3. A prompt (`>>> `) has been added for interactive mode, making it easier to + see inputs and outputs. +4. Interrupt handling has been improved, including elimination of race + conditions (as much as possible). +5. MinGW and [Windows Subsystem for Linux][1] support has been added (see + [xstatic][2] for binaries). +6. Memory leaks and errors have been eliminated (as far as ASan and Valgrind + can tell). +7. Crashes have been eliminated (as far as [afl][3] can tell). +8. Karatsuba multiplication was added (and thoroughly) tested, speeding up + multiplication and power by orders of magnitude. +9. Performance was further enhanced by using a "divmod" function to reduce + redundant divisions and by removing superfluous `memset()` calls. +10. To switch between Karatsuba and `O(n^2)` multiplication, the config variable + `BC_NUM_KARATSUBA_LEN` was added. It is set to a sane default, but the + optimal number can be found with [`karatsuba.py`][4] (requires Python 3) + and then configured through `make`. +11. The random math test generator script was changed to Python 3 and improved. + `bc` and `dc` have together been run through 30+ million random tests. +12. All known math bugs have been fixed, including out of control memory + allocations in `sine` and `cosine` (that was actually a parse bug), certain + cases of infinite loop on square root, and slight inaccuracies (as much as + possible; see the [README][5]) in transcendental functions. +13. Parsing has been fixed as much as possible. +14. Test coverage was improved to 94.8%. The only paths not covered are ones + that happen when `malloc()` or `realloc()` fails. +15. An extension to get the length of an array was added. +16. The boolean not (`!`) had its precedence change to match negation. +17. Data input was hardened. +18. `bc` was made fully compliant with POSIX when the `-s` flag is used or + `POSIXLY_CORRECT` is defined. +19. Error handling was improved. +20. `bc` now checks that files it is given are not directories. + +## 1.0 Release Candidate 7 + +This is the seventh release candidate for 1.0. It fixes a few bugs in 1.0 +Release Candidate 6. + +## 1.0 Release Candidate 6 + +This is the sixth release candidate for 1.0. It fixes a few bugs in 1.0 Release +Candidate 5. + +## 1.0 Release Candidate 5 + +This is the fifth release candidate for 1.0. It fixes a few bugs in 1.0 Release +Candidate 4. + +## 1.0 Release Candidate 4 + +This is the fourth release candidate for 1.0. It fixes a few bugs in 1.0 Release +Candidate 3. + +## 1.0 Release Candidate 3 + +This is the third release candidate for 1.0. It fixes a few bugs in 1.0 Release +Candidate 2. + +## 1.0 Release Candidate 2 + +This is the second release candidate for 1.0. It fixes a few bugs in 1.0 Release +Candidate 1. + +## 1.0 Release Candidate 1 + +This is the first Release Candidate for 1.0. `bc` is complete, with `dc`, but it +is not tested. + +## 0.5 + +This beta release completes more features, but it is still not complete nor +tested as thoroughly as necessary. + +## 0.4.1 + +This beta release fixes a few bugs in 0.4. + +## 0.4 + +This is a beta release. It does not have the complete set of features, and it is +not thoroughly tested. + +[1]: https://docs.microsoft.com/en-us/windows/wsl/install-win10 +[2]: https://pkg.musl.cc/bc/ +[3]: http://lcamtuf.coredump.cx/afl/ +[4]: ./karatsuba.py +[5]: ./README.md +[6]: ./configure.sh +[7]: https://github.com/rain-1/linenoise-mob +[8]: https://github.com/antirez/linenoise +[9]: ./manuals/bc.1.ronn +[10]: ./manuals/dc.1.ronn +[11]: https://scan.coverity.com/projects/gavinhoward-bc +[12]: ./locale_install.sh +[13]: ./manuals/build.md +[14]: https://github.com/stesser +[15]: https://github.com/bugcrazy +[16]: ./manuals/bc.1.ronn#extended-library +[17]: https://github.com/skeeto/optparse +[18]: https://www.deepl.com/translator +[19]: ./manuals/benchmarks.md diff --git a/NOTICE.md b/NOTICE.md new file mode 100644 index 000000000000..92117daa9a6c --- /dev/null +++ b/NOTICE.md @@ -0,0 +1,14 @@ +# Notice + +Copyright 2018-2020 Gavin D. Howard and contributors. + +## Contributors + +The contributors to `bc` (besides Gavin) are listed below in alphabetical order. + +* Laurent Bercot (skarnet) +* Stefan Eßer (stesser) +* Michael Forney (michaelforney) +* John Regan (jprjr) +* rofl0r +* Zach van Rijn (me@zv.io) diff --git a/README.md b/README.md new file mode 100644 index 000000000000..955774dc79cc --- /dev/null +++ b/README.md @@ -0,0 +1,332 @@ +# `bc` + +[![Build Status][13]][14] +[![codecov][15]][16] +[![Coverity Scan Build Status][17]][18] + +***WARNING: This project has moved to [https://git.yzena.com/][20] for [these +reasons][21], though GitHub will remain a mirror.*** + +This is an implementation of the [POSIX `bc` calculator][12] that implements +[GNU `bc`][1] extensions, as well as the period (`.`) extension for the BSD +flavor of `bc`. + +For more information, see this `bc`'s [full manual][2]. + +This `bc` also includes an implementation of `dc` in the same binary, accessible +via a symbolic link, which implements all FreeBSD and GNU extensions. (If a +standalone `dc` binary is desired, `bc` can be copied and renamed to `dc`.) The +`!` command is omitted; I believe this poses security concerns and that such +functionality is unnecessary. + +For more information, see the `dc`'s [full manual][3]. + +This `bc` is Free and Open Source Software (FOSS). It is offered under the BSD +2-clause License. Full license text may be found in the [`LICENSE.md`][4] file. + +## Prerequisites + +This `bc` only requires a C99-compatible compiler and a (mostly) POSIX +2008-compatible system with the XSI (X/Open System Interfaces) option group. + +Since POSIX 2008 with XSI requires the existence of a C99 compiler as `c99`, any +POSIX and XSI-compatible system will have everything needed. + +Systems that are known to work: + +* Linux +* FreeBSD +* OpenBSD +* NetBSD +* Mac OSX +* Solaris +* AIX + +Please submit bug reports if this `bc` does not build out of the box on any +system besides Windows. If Windows binaries are needed, they can be found at +[xstatic][6]. + +## Build + +This `bc` should build unmodified on any POSIX-compliant system. + +For more complex build requirements than the ones below, see the +[build manual][5]. + +### Pre-built Binaries + +It is possible to download pre-compiled binaries for a wide list of platforms, +including Linux- and Windows-based systems, from [xstatic][6]. This link always +points to the latest release of `bc`. + +### Default + +For the default build with optimization, use the following commands in the root +directory: + +``` +./configure.sh -O3 +make +``` + +### One Calculator + +To only build `bc`, use the following commands: + +``` +./configure.sh --disable-dc +make +``` + +To only build `dc`, use the following commands: + +``` +./configure.sh --disable-bc +make +``` + +### Debug + +For debug builds, use the following commands in the root directory: + +``` +./configure.sh -g +make +``` + +### Install + +To install, use the following command: + +``` +make install +``` + +By default, `bc` and `dc` will be installed in `/usr/local`. For installing in +other locations, use the `PREFIX` environment variable when running +`configure.sh` or pass the `--prefix=` option to `configure.sh`. See the +[build manual][5], or run `./configure.sh --help`, for more details. + +### Package and Distro Maintainers + +#### Recommended Compiler + +When I ran benchmarks with my `bc` compiled under `clang`, it performed much +better than when compiled under `gcc`. I recommend compiling this `bc` with +`clang`. + +I also recommend building this `bc` with C11 if you can because `bc` will detect +a C11 compiler and add `_Noreturn` to any relevant function(s). + +#### Recommended Optimizations + +I wrote this `bc` with Separation of Concerns, which means that there are many +small functions that could be inlined. However, they are often called across +file boundaries, and the default optimizer can only look at the current file, +which means that they are not inlined. + +Thus, because of the way this `bc` is built, it will automatically be slower +than other `bc` implementations when running scripts with no math. (My `bc`'s +math is *much* faster, so any non-trivial script should run faster in my `bc`.) + +Some, or all, of the difference can be made up with the right optimizations. The +optimizations I recommend are: + +1. `-O3` +2. `-flto` (link-time optimization) + +in that order. + +Link-time optimization, in particular, speeds up the `bc` a lot. This is because +when link-time optimization is turned on, the optimizer can look across files +and inline *much* more heavily. + +However, I recommend ***NOT*** using `-march=native`. Doing so will reduce this +`bc`'s performance, at least when building with link-time optimization. See the +[benchmarks][19] for more details. + +#### Stripping Binaries + +By default, non-debug binaries are stripped, but stripping can be disabled with +the `-T` option to `configure.sh`. + +#### Using This `bc` as an Alternative + +If this `bc` is packaged as an alternative to an already existing `bc` package, +it is possible to rename it in the build to prevent name collision. To prepend +to the name, just run the following: + +``` +EXECPREFIX= ./configure.sh +``` + +To append to the name, just run the following: + +``` +EXECSUFFIX= ./configure.sh +``` + +If a package maintainer wishes to add both a prefix and a suffix, that is +allowed. + +**Note**: The suggested name (and package name) when `bc` is not available is +`bc-gh`. + +#### Karatsuba Number + +Package and distro maintainers have one tool at their disposal to build this +`bc` in the optimal configuration: `karatsuba.py`. + +This script is not a compile-time or runtime prerequisite; it is for package and +distro maintainers to run once when a package is being created. It finds the +optimal Karatsuba number (see the [algorithms manual][7] for more information) +for the machine that it is running on. + +The easiest way to run this script is with `make karatsuba`. + +If desired, maintainers can also skip running this script because there is a +sane default for the Karatsuba number. + +## Status + +This `bc` is robust. + +It is well-tested, fuzzed, and fully standards-compliant (though not certified) +with POSIX `bc`. The math has been tested with 40+ million random problems, so +it is as correct as I can make it. + +This `bc` can be used as a drop-in replacement for any existing `bc`. This `bc` +is also compatible with MinGW toolchains, though history is not supported on +Windows. + +In addition, this `bc` is considered complete; i.e., there will be no more +releases with additional features. However, it *is* actively maintained, so if +any bugs are found, they will be fixed in new releases. Also, additional +translations will also be added as they are provided. + +## Comparison to GNU `bc` + +This `bc` compares favorably to GNU `bc`. + +* It has more extensions, which make this `bc` more useful for scripting. +* This `bc` is a bit more POSIX compliant. +* It has a much less buggy parser. The GNU `bc` will give parse errors for what + is actually valid `bc` code, or should be. For example, putting an `else` on + a new line after a brace can cause GNU `bc` to give a parse error. +* This `bc` has fewer crashes. +* GNU `bc` calculates the wrong number of significant digits for `length(x)`. +* GNU `bc` will sometimes print numbers incorrectly. For example, when running + it on the file `tests/bc/power.txt` in this repo, GNU `bc` gets all the right + answers, but it fails to wrap the numbers at the proper place when outputting + to a file. +* This `bc` is faster. (See [Performance](#performance).) + +### Performance + +Because this `bc` packs more than `1` decimal digit per hardware integer, this +`bc` is faster than GNU `bc` and can be *much* faster. Full benchmarks can be +found at [manuals/benchmarks.md][19]. + +There is one instance where this `bc` is slower: if scripts are light on math. +This is because this `bc`'s intepreter is slightly slower than GNU `bc`, but +that is because it is more robust. See the [benchmarks][19]. + +## Algorithms + +To see what algorithms this `bc` uses, see the [algorithms manual][7]. + +## Locales + +Currently, this `bc` only has support for English (and US English), French, +German, Portuguese, Dutch, Polish, Russian, Japanese, and Chinese locales. +Patches are welcome for translations; use the existing `*.msg` files in +`locales/` as a starting point. + +In addition, patches for improvements are welcome; the last two messages in +Portuguese were made with Google Translate, and the Dutch, Polish, Russian, +Japanese, and Chinese locales were all generated with [DeepL][22]. + +The message files provided assume that locales apply to all regions where a +language is used, but this might not be true for, e.g., `fr_CA` and `fr_CH`. +Any corrections or a confirmation that the current texts are acceptable for +those regions would be appreciated, too. + +## Other Projects + +Other projects based on this bc are: + +* [busybox `bc`][8]. The busybox maintainers have made their own changes, so any + bugs in the busybox `bc` should be reported to them. + +* [toybox `bc`][9]. The maintainer has also made his own changes, so bugs in the + toybox `bc` should be reported there. + +## Language + +This `bc` is written in pure ISO C99, using POSIX 2008 APIs. + +## Commit Messages + +This `bc` uses the commit message guidelines laid out in [this blog post][10]. + +## Semantic Versioning + +This `bc` uses [semantic versioning][11]. + +## Contents + +Items labeled with `(maintainer use only)` are not included in release source +tarballs. + +Files: + + .gitignore The git ignore file (maintainer use only). + .travis.yml The Travis CI file (maintainer use only). + codecov.yml The Codecov file (maintainer use only). + configure A symlink to configure.sh to make packaging easier. + configure.sh The configure script. + functions.sh A script with functions used by other scripts. + install.sh Install script. + karatsuba.py Script to find the optimal Karatsuba number. + LICENSE.md A Markdown form of the BSD 2-clause License. + link.sh A script to link dc to bc. + locale_install.sh A script to install locales, if desired. + locale_uninstall.sh A script to uninstall locales. + Makefile.in The Makefile template. + manpage.sh Script to generate man pages from ronn files. + NOTICE.md List of contributors and copyright owners. + RELEASE.md A checklist for making a release (maintainer use only). + release.sh A script to test for release (maintainer use only). + safe-install.sh Safe install script from musl libc. + +Folders: + + gen The bc math library, help texts, and code to generate C source. + include All header files. + locales Locale files, in .msg format. Patches welcome for translations. + manuals Manuals for both programs. + src All source code. + tests All tests. + +[1]: https://www.gnu.org/software/bc/ +[2]: ./manuals/bc.md +[3]: ./manuals/dc.md +[4]: ./LICENSE.md +[5]: ./manuals/build.md +[6]: https://pkg.musl.cc/bc/ +[7]: ./manuals/algorithms.md +[8]: https://git.busybox.net/busybox/tree/miscutils/bc.c +[9]: https://github.com/landley/toybox/blob/master/toys/pending/bc.c +[10]: http://tbaggery.com/2008/04/19/a-note-about-git-commit-messages.html +[11]: http://semver.org/ +[12]: https://pubs.opengroup.org/onlinepubs/9699919799/utilities/bc.html +[13]: https://travis-ci.com/gavinhoward/bc.svg?branch=master +[14]: https://travis-ci.com/gavinhoward/bc +[15]: https://codecov.io/gh/gavinhoward/bc/branch/master/graph/badge.svg +[16]: https://codecov.io/gh/gavinhoward/bc +[17]: https://img.shields.io/coverity/scan/16609.svg +[18]: https://scan.coverity.com/projects/gavinhoward-bc +[19]: ./manuals/benchmarks.md +[20]: https://git.yzena.com/gavin/bc +[21]: https://gavinhoward.com/2020/04/i-am-moving-away-from-github/ +[22]: https://www.deepl.com/translator diff --git a/RELEASE.md b/RELEASE.md new file mode 100644 index 000000000000..487ef95b051b --- /dev/null +++ b/RELEASE.md @@ -0,0 +1,54 @@ +# Release Checklist + +This is the checklist for cutting a release. + +1. Update the README. +2. Update the manuals. +3. Test history manually. +4. Test with POSIX test suite. +5. Run the randmath.py script an excessive amount and add failing tests to + test suite. + * debug + * release + * minrelease +6. Fuzz with AFL. + * reldebug +7. Fix AFL crashes. +8. Find ASan crashes on AFL test cases. +9. Fix ASan crashes. +10. Build with xstatic. +11. Run and pass the `release.sh` script on my own machine. +12. Run and pass the `release.sh` script, without generated tests and + sanitizers, on FreeBSD. +13. Run and pass the `release.sh` script, without generated tests, sanitizers, + and 64-bit, on Thalheim's ARM server. +14. Run and pass the release script, with no generated tests, no clang, no + sanitizers, and no valgrind, on NetBSD. +15. Run and pass the release script, with no generated tests, no clang, no + sanitizers, and no valgrind, on OpenBSD. +16. Run Coverity Scan and eliminate warnings, if possible (both only). + * debug +17. Run `scan-build make`. +18. Repeat steps 3-14 again and repeat until nothing is found. +19. Update the benchmarks. +20. Change the version (remove "-dev") and commit. +21. Run `make clean_tests`. +22. Run the release script. +23. Upload the custom tarball to GitHub. +24. Add sha's to release notes. +25. Edit release notes for the changelog. +26. Increment to the next version (with "-dev"). +27. Notify the following: + * FreeBSD + * Adelie Linux + * Ataraxia Linux + * Sabotage + * xstatic + * OpenBSD + * NetBSD +28. Submit new packages for the following: + * Alpine Linux + * Void Linux + * Gentoo Linux + * Linux from Scratch + * Arch Linux diff --git a/TODO.md b/TODO.md new file mode 100644 index 000000000000..5e9b0617c416 --- /dev/null +++ b/TODO.md @@ -0,0 +1,5 @@ +# TODO + +* Rerun benchmarks. +* Redo executable size (with static binaries). +* Redo Karatsuba number and update NEWS if necessary. diff --git a/codecov.yml b/codecov.yml new file mode 100644 index 000000000000..396c77d9c20a --- /dev/null +++ b/codecov.yml @@ -0,0 +1,3 @@ +ignore: + - "src/history/history.c" + - "gen/strgen.c" diff --git a/configure b/configure new file mode 120000 index 000000000000..bd7a56adb6f9 --- /dev/null +++ b/configure @@ -0,0 +1 @@ +configure.sh \ No newline at end of file diff --git a/configure.sh b/configure.sh new file mode 100755 index 000000000000..095fef57ca2b --- /dev/null +++ b/configure.sh @@ -0,0 +1,927 @@ +#! /bin/sh +# +# Copyright (c) 2018-2020 Gavin D. Howard and contributors. +# +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are met: +# +# * Redistributions of source code must retain the above copyright notice, this +# list of conditions and the following disclaimer. +# +# * Redistributions in binary form must reproduce the above copyright notice, +# this list of conditions and the following disclaimer in the documentation +# and/or other materials provided with the distribution. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE +# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +# POSSIBILITY OF SUCH DAMAGE. +# + +script="$0" +scriptdir=$(dirname "$script") +script=$(basename "$script") + +. "$scriptdir/functions.sh" + +usage() { + + if [ $# -gt 0 ]; then + + _usage_val=1 + + printf "%s\n\n" "$1" + + else + _usage_val=0 + fi + + printf 'usage: %s -h\n' "$script" + printf ' %s --help\n' "$script" + printf ' %s [-bD|-dB|-c] [-EfgGHMNPT] [-O OPT_LEVEL] [-k KARATSUBA_LEN]\n' "$script" + printf ' %s \\\n' "$script" + printf ' [--bc-only --disable-dc|--dc-only --disable-bc|--coverage] \\\n' + printf ' [--debug --disable-extra-math --disable-generated-tests] \\\n' + printf ' [--disable-history --disable-man-pages --disable-nls] \\\n' + printf ' [--disable-prompt --disable-strip] \\\n' + printf ' [--opt=OPT_LEVEL] [--karatsuba-len=KARATSUBA_LEN] \\\n' + printf ' [--prefix=PREFIX] [--bindir=BINDIR] [--datarootdir=DATAROOTDIR] \\\n' + printf ' [--datadir=DATADIR] [--mandir=MANDIR] [--man1dir=MAN1DIR] \\\n' + printf ' [--force] \\\n' + printf '\n' + printf ' -b, --bc-only\n' + printf ' Build bc only. It is an error if "-d", "--dc-only", "-B", or "--disable-bc"\n' + printf ' are specified too.\n' + printf ' -B, --disable-bc\n' + printf ' Disable bc. It is an error if "-b", "--bc-only", "-D", or "--disable-dc"\n' + printf ' are specified too.\n' + printf ' -c, --coverage\n' + printf ' Generate test coverage code. Requires gcov and regcovr.\n' + printf ' It is an error if either "-b" ("-D") or "-d" ("-B") is specified.\n' + printf ' Requires a compiler that use gcc-compatible coverage options\n' + printf ' -d, --dc-only\n' + printf ' Build dc only. It is an error if "-b", "--bc-only", "-D", or "--disable-dc"\n' + printf ' are specified too.\n' + printf ' -D, --disable-dc\n' + printf ' Disable dc. It is an error if "-d", "--dc-only" "-B", or "--disable-bc"\n' + printf ' are specified too.\n' + printf ' -E, --disable-extra-math\n' + printf ' Disable extra math. This includes: "$" operator (truncate to integer),\n' + printf ' "@" operator (set number of decimal places), and r(x, p) (rounding\n' + printf ' function). Additionally, this option disables the extra printing\n' + printf ' functions in the math library.\n' + printf ' -f, --force\n' + printf ' Force use of all enabled options, even if they do not work. This\n' + printf ' option is to allow the maintainer a way to test that certain options\n' + printf ' are not failing invisibly. (Development only.)' + printf ' -g, --debug\n' + printf ' Build in debug mode. Adds the "-g" flag, and if there are no\n' + printf ' other CFLAGS, and "-O" was not given, this also adds the "-O0"\n' + printf ' flag. If this flag is *not* given, "-DNDEBUG" is added to CPPFLAGS\n' + printf ' and a strip flag is added to the link stage.\n' + printf ' -G, --disable-generated-tests\n' + printf ' Disable generating tests. This is for platforms that do not have a\n' + printf ' GNU bc-compatible bc to generate tests.\n' + printf ' -h, --help\n' + printf ' Print this help message and exit.\n' + printf ' -H, --disable-history\n' + printf ' Disable history.\n' + printf ' -k KARATSUBA_LEN, --karatsuba-len KARATSUBA_LEN\n' + printf ' Set the karatsuba length to KARATSUBA_LEN (default is 64).\n' + printf ' It is an error if KARATSUBA_LEN is not a number or is less than 16.\n' + printf ' -M, --disable-man-pages\n' + printf ' Disable installing manpages.\n' + printf ' -N, --disable-nls\n' + printf ' Disable POSIX locale (NLS) support.\n' + printf ' -O OPT_LEVEL, --opt OPT_LEVEL\n' + printf ' Set the optimization level. This can also be included in the CFLAGS,\n' + printf ' but it is provided, so maintainers can build optimized debug builds.\n' + printf ' This is passed through to the compiler, so it must be supported.\n' + printf ' -P, --disable-prompt\n' + printf ' Disables the prompt in the built bc. The prompt will never show up,\n' + printf ' or in other words, it will be permanently disabled and cannot be\n' + printf ' enabled.\n' + printf ' -T, --disable-strip\n' + printf ' Disable stripping symbols from the compiled binary or binaries.\n' + printf ' Stripping symbols only happens when debug mode is off.\n' + printf ' --prefix PREFIX\n' + printf ' The prefix to install to. Overrides "$PREFIX" if it exists.\n' + printf ' If PREFIX is "/usr", install path will be "/usr/bin".\n' + printf ' Default is "/usr/local".\n' + printf ' --bindir BINDIR\n' + printf ' The directory to install binaries. Overrides "$BINDIR" if it exists.\n' + printf ' Default is "$PREFIX/bin".\n' + printf ' --datarootdir DATAROOTDIR\n' + printf ' The root location for data files. Overrides "$DATAROOTDIR" if it exists.\n' + printf ' Default is "$PREFIX/share".\n' + printf ' --datadir DATADIR\n' + printf ' The location for data files. Overrides "$DATADIR" if it exists.\n' + printf ' Default is "$DATAROOTDIR".\n' + printf ' --mandir MANDIR\n' + printf ' The location to install manpages to. Overrides "$MANDIR" if it exists.\n' + printf ' Default is "$DATADIR/man".\n' + printf ' --man1dir MAN1DIR\n' + printf ' The location to install Section 1 manpages to. Overrides "$MAN1DIR" if\n' + printf ' it exists. Default is "$MANDIR/man1".\n' + printf '\n' + printf 'In addition, the following environment variables are used:\n' + printf '\n' + printf ' CC C compiler. Must be compatible with POSIX c99. If there is a\n' + printf ' space in the basename of the compiler, the items after the\n' + printf ' first space are assumed to be compiler flags, and in that case,\n' + printf ' the flags are automatically moved into CFLAGS. Default is\n' + printf ' "c99".\n' + printf ' HOSTCC Host C compiler. Must be compatible with POSIX c99. If there is\n' + printf ' a space in the basename of the compiler, the items after the\n' + printf ' first space are assumed to be compiler flags, and in the case,\n' + printf ' the flags are automatically moved into HOSTCFLAGS. Default is\n' + printf ' "$CC".\n' + printf ' HOST_CC Same as HOSTCC. If HOSTCC also exists, it is used.\n' + printf ' CFLAGS C compiler flags.\n' + printf ' HOSTCFLAGS CFLAGS for HOSTCC. Default is "$CFLAGS".\n' + printf ' HOST_CFLAGS Same as HOST_CFLAGS. If HOST_CFLAGS also exists, it is used.\n' + printf ' CPPFLAGS C preprocessor flags. Default is "".\n' + printf ' LDFLAGS Linker flags. Default is "".\n' + printf ' PREFIX The prefix to install to. Default is "/usr/local".\n' + printf ' If PREFIX is "/usr", install path will be "/usr/bin".\n' + printf ' BINDIR The directory to install binaries. Default is "$PREFIX/bin".\n' + printf ' DATAROOTDIR The root location for data files. Default is "$PREFIX/share".\n' + printf ' DATADIR The location for data files. Default is "$DATAROOTDIR".\n' + printf ' MANDIR The location to install manpages to. Default is "$DATADIR/man".\n' + printf ' MAN1DIR The location to install Section 1 manpages to. Default is\n' + printf ' "$MANDIR/man1".\n' + printf ' NLSPATH The location to install locale catalogs to. Must be an absolute\n' + printf ' path (or contain one). This is treated the same as the POSIX\n' + printf ' definition of $NLSPATH (see POSIX environment variables for\n' + printf ' more information). Default is "/usr/share/locale/%%L/%%N".\n' + printf ' EXECSUFFIX The suffix to append to the executable names, used to not\n' + printf ' interfere with other installed bc executables. Default is "".\n' + printf ' EXECPREFIX The prefix to append to the executable names, used to not\n' + printf ' interfere with other installed bc executables. Default is "".\n' + printf ' DESTDIR For package creation. Default is "". If it is empty when\n' + printf ' `%s` is run, it can also be passed to `make install`\n' "$script" + printf ' later as an environment variable. If both are specified,\n' + printf ' the one given to `%s` takes precedence.\n' "$script" + printf ' LONG_BIT The number of bits in a C `long` type. This is mostly for the\n' + printf ' embedded space since this `bc` uses `long`s internally for\n' + printf ' overflow checking. In C99, a `long` is required to be 32 bits.\n' + printf ' For most normal desktop systems, setting this is unnecessary,\n' + printf ' except that 32-bit platforms with 64-bit longs may want to set\n' + printf ' it to `32`. Default is the default of `LONG_BIT` for the target\n' + printf ' platform. Minimum allowed is `32`. It is a build time error if\n' + printf ' the specified value of `LONG_BIT` is greater than the default\n' + printf ' value of `LONG_BIT` for the target platform.\n' + printf ' GEN_HOST Whether to use `gen/strgen.c`, instead of `gen/strgen.sh`, to\n' + printf ' produce the C files that contain the help texts as well as the\n' + printf ' math libraries. By default, `gen/strgen.c` is used, compiled by\n' + printf ' "$HOSTCC" and run on the host machine. Using `gen/strgen.sh`\n' + printf ' removes the need to compile and run an executable on the host\n' + printf ' machine since `gen/strgen.sh` is a POSIX shell script. However,\n' + printf ' `gen/lib2.bc` is perilously close to 4095 characters, the max\n' + printf ' supported length of a string literal in C99 (and it could be\n' + printf ' added to in the future), and `gen/strgen.sh` generates a string\n' + printf ' literal instead of an array, as `gen/strgen.c` does. For most\n' + printf ' production-ready compilers, this limit probably is not\n' + printf ' enforced, but it could be. Both options are still available for\n' + printf ' this reason. If you are sure your compiler does not have the\n' + printf ' limit and do not want to compile and run a binary on the host\n' + printf ' machine, set this variable to "0". Any other value, or a\n' + printf ' non-existent value, will cause the build system to compile and\n' + printf ' run `gen/strgen.c`. Default is "".\n' + printf ' GEN_EMU Emulator to run string generator code under (leave empty if not\n' + printf ' necessary). This is not necessary when using `gen/strgen.sh`.\n' + printf ' Default is "".\n' + printf '\n' + printf 'WARNING: even though `configure.sh` supports both option types, short and\n' + printf 'long, it does not support handling both at the same time. Use only one type.\n' + + exit "$_usage_val" +} + +replace_ext() { + + if [ "$#" -ne 3 ]; then + err_exit "Invalid number of args to $0" + fi + + _replace_ext_file="$1" + _replace_ext_ext1="$2" + _replace_ext_ext2="$3" + + _replace_ext_result=${_replace_ext_file%.$_replace_ext_ext1}.$_replace_ext_ext2 + + printf '%s\n' "$_replace_ext_result" +} + +replace_exts() { + + if [ "$#" -ne 3 ]; then + err_exit "Invalid number of args to $0" + fi + + _replace_exts_files="$1" + _replace_exts_ext1="$2" + _replace_exts_ext2="$3" + + for _replace_exts_file in $_replace_exts_files; do + _replace_exts_new_name=$(replace_ext "$_replace_exts_file" "$_replace_exts_ext1" "$_replace_exts_ext2") + _replace_exts_result="$_replace_exts_result $_replace_exts_new_name" + done + + printf '%s\n' "$_replace_exts_result" +} + +replace() { + + if [ "$#" -ne 3 ]; then + err_exit "Invalid number of args to $0" + fi + + _replace_str="$1" + _replace_needle="$2" + _replace_replacement="$3" + + substring_replace "$_replace_str" "%%$_replace_needle%%" "$_replace_replacement" +} + +gen_file_lists() { + + if [ "$#" -lt 3 ]; then + err_exit "Invalid number of args to $0" + fi + + _gen_file_lists_contents="$1" + shift + + _gen_file_lists_filedir="$1" + shift + + _gen_file_lists_typ="$1" + shift + + # If there is an extra argument, and it + # is zero, we keep the file lists empty. + if [ "$#" -gt 0 ]; then + _gen_file_lists_use="$1" + else + _gen_file_lists_use="1" + fi + + _gen_file_lists_needle_src="${_gen_file_lists_typ}SRC" + _gen_file_lists_needle_obj="${_gen_file_lists_typ}OBJ" + _gen_file_lists_needle_gcda="${_gen_file_lists_typ}GCDA" + _gen_file_lists_needle_gcno="${_gen_file_lists_typ}GCNO" + + if [ "$_gen_file_lists_use" -ne 0 ]; then + + _gen_file_lists_replacement=$(cd "$_gen_file_lists_filedir" && find . ! -name . -prune -name "*.c" | cut -d/ -f2 | sed "s@^@$_gen_file_lists_filedir/@g" | tr '\n' ' ') + _gen_file_lists_contents=$(replace "$_gen_file_lists_contents" "$_gen_file_lists_needle_src" "$_gen_file_lists_replacement") + + _gen_file_lists_replacement=$(replace_exts "$_gen_file_lists_replacement" "c" "o") + _gen_file_lists_contents=$(replace "$_gen_file_lists_contents" "$_gen_file_lists_needle_obj" "$_gen_file_lists_replacement") + + _gen_file_lists_replacement=$(replace_exts "$_gen_file_lists_replacement" "o" "gcda") + _gen_file_lists_contents=$(replace "$_gen_file_lists_contents" "$_gen_file_lists_needle_gcda" "$_gen_file_lists_replacement") + + _gen_file_lists_replacement=$(replace_exts "$_gen_file_lists_replacement" "gcda" "gcno") + _gen_file_lists_contents=$(replace "$_gen_file_lists_contents" "$_gen_file_lists_needle_gcno" "$_gen_file_lists_replacement") + + else + _gen_file_lists_contents=$(replace "$_gen_file_lists_contents" "$_gen_file_lists_needle_src" "") + _gen_file_lists_contents=$(replace "$_gen_file_lists_contents" "$_gen_file_lists_needle_obj" "") + _gen_file_lists_contents=$(replace "$_gen_file_lists_contents" "$_gen_file_lists_needle_gcda" "") + _gen_file_lists_contents=$(replace "$_gen_file_lists_contents" "$_gen_file_lists_needle_gcno" "") + fi + + printf '%s\n' "$_gen_file_lists_contents" +} + +bc_only=0 +dc_only=0 +coverage=0 +karatsuba_len=32 +debug=0 +hist=1 +extra_math=1 +optimization="" +generate_tests=1 +install_manpages=1 +nls=1 +prompt=1 +force=0 +strip_bin=1 + +while getopts "bBcdDEfgGhHk:MNO:PST-" opt; do + + case "$opt" in + b) bc_only=1 ;; + B) dc_only=1 ;; + c) coverage=1 ;; + d) dc_only=1 ;; + D) bc_only=1 ;; + E) extra_math=0 ;; + f) force=1 ;; + g) debug=1 ;; + G) generate_tests=0 ;; + h) usage ;; + H) hist=0 ;; + k) karatsuba_len="$OPTARG" ;; + M) install_manpages=0 ;; + N) nls=0 ;; + O) optimization="$OPTARG" ;; + P) prompt=0 ;; + T) strip_bin=0 ;; + -) + arg="$1" + arg="${arg#--}" + LONG_OPTARG="${arg#*=}" + case $arg in + help) usage ;; + bc-only) bc_only=1 ;; + dc-only) dc_only=1 ;; + coverage) coverage=1 ;; + debug) debug=1 ;; + force) force=1 ;; + prefix=?*) PREFIX="$LONG_OPTARG" ;; + prefix) + if [ "$#" -lt 2 ]; then + usage "No argument given for '--$arg' option" + fi + PREFIX="$2" + shift ;; + bindir=?*) BINDIR="$LONG_OPTARG" ;; + bindir) + if [ "$#" -lt 2 ]; then + usage "No argument given for '--$arg' option" + fi + BINDIR="$2" + shift ;; + datarootdir=?*) DATAROOTDIR="$LONG_OPTARG" ;; + datarootdir) + if [ "$#" -lt 2 ]; then + usage "No argument given for '--$arg' option" + fi + DATAROOTDIR="$2" + shift ;; + datadir=?*) DATADIR="$LONG_OPTARG" ;; + datadir) + if [ "$#" -lt 2 ]; then + usage "No argument given for '--$arg' option" + fi + DATADIR="$2" + shift ;; + mandir=?*) MANDIR="$LONG_OPTARG" ;; + mandir) + if [ "$#" -lt 2 ]; then + usage "No argument given for '--$arg' option" + fi + MANDIR="$2" + shift ;; + man1dir=?*) MAN1DIR="$LONG_OPTARG" ;; + man1dir) + if [ "$#" -lt 2 ]; then + usage "No argument given for '--$arg' option" + fi + MAN1DIR="$2" + shift ;; + localedir=?*) LOCALEDIR="$LONG_OPTARG" ;; + localedir) + if [ "$#" -lt 2 ]; then + usage "No argument given for '--$arg' option" + fi + LOCALEDIR="$2" + shift ;; + karatsuba-len=?*) karatsuba_len="$LONG_OPTARG" ;; + karatsuba-len) + if [ "$#" -lt 2 ]; then + usage "No argument given for '--$arg' option" + fi + karatsuba_len="$1" + shift ;; + opt=?*) optimization="$LONG_OPTARG" ;; + opt) + if [ "$#" -lt 2 ]; then + usage "No argument given for '--$arg' option" + fi + optimization="$1" + shift ;; + disable-bc) dc_only=1 ;; + disable-dc) bc_only=1 ;; + disable-extra-math) extra_math=0 ;; + disable-generated-tests) generate_tests=0 ;; + disable-history) hist=0 ;; + disable-man-pages) install_manpages=0 ;; + disable-nls) nls=0 ;; + disable-prompt) prompt=0 ;; + disable-strip) strip_bin=0 ;; + help* | bc-only* | dc-only* | coverage* | debug*) + usage "No arg allowed for --$arg option" ;; + disable-bc* | disable-dc* | disable-extra-math*) + usage "No arg allowed for --$arg option" ;; + disable-generated-tests* | disable-history*) + usage "No arg allowed for --$arg option" ;; + disable-man-pages* | disable-nls* | disable-strip*) + usage "No arg allowed for --$arg option" ;; + '') break ;; # "--" terminates argument processing + * ) usage "Invalid option $LONG_OPTARG" ;; + esac + shift + OPTIND=1 ;; + ?) usage "Invalid option $opt" ;; + esac + +done + +if [ "$bc_only" -eq 1 ] && [ "$dc_only" -eq 1 ]; then + usage "Can only specify one of -b(-D) or -d(-B)" +fi + +case $karatsuba_len in + (*[!0-9]*|'') usage "KARATSUBA_LEN is not a number" ;; + (*) ;; +esac + +if [ "$karatsuba_len" -lt 16 ]; then + usage "KARATSUBA_LEN is less than 16" +fi + +set -e + +if [ -z "${LONG_BIT+set}" ]; then + LONG_BIT_DEFINE="" +elif [ "$LONG_BIT" -lt 32 ]; then + usage "LONG_BIT is less than 32" +else + LONG_BIT_DEFINE="-DBC_LONG_BIT=\$(BC_LONG_BIT)" +fi + +if [ -z "$CC" ]; then + CC="c99" +else + ccbase=$(basename "$CC") + suffix=" *" + prefix="* " + + if [ "${ccbase%%$suffix}" != "$ccbase" ]; then + ccflags="${ccbase#$prefix}" + cc="${ccbase%%$suffix}" + ccdir=$(dirname "$CC") + if [ "$ccdir" = "." ] && [ "${CC#.}" = "$CC" ]; then + ccdir="" + else + ccdir="$ccdir/" + fi + CC="${ccdir}${cc}" + CFLAGS="$CFLAGS $ccflags" + fi +fi + +if [ -z "$HOSTCC" ] && [ -z "$HOST_CC" ]; then + HOSTCC="$CC" +elif [ -z "$HOSTCC" ]; then + HOSTCC="$HOST_CC" +fi + +if [ "$HOSTCC" != "$CC" ]; then + ccbase=$(basename "$HOSTCC") + suffix=" *" + prefix="* " + + if [ "${ccbase%%$suffix}" != "$ccbase" ]; then + ccflags="${ccbase#$prefix}" + cc="${ccbase%%$suffix}" + ccdir=$(dirname "$HOSTCC") + if [ "$ccdir" = "." ] && [ "${HOSTCC#.}" = "$HOSTCC" ]; then + ccdir="" + else + ccdir="$ccdir/" + fi + HOSTCC="${ccdir}${cc}" + HOSTCFLAGS="$HOSTCFLAGS $ccflags" + fi +fi + +if [ -z "${HOSTCFLAGS+set}" ] && [ -z "${HOST_CFLAGS+set}" ]; then + HOSTCFLAGS="$CFLAGS" +elif [ -z "${HOSTCFLAGS+set}" ]; then + HOSTCFLAGS="$HOST_CFLAGS" +fi + +link="@printf 'No link necessary\\\\n'" +main_exec="BC" +executable="BC_EXEC" + +bc_test="@tests/all.sh bc $extra_math 1 $generate_tests 0 \$(BC_EXEC)" +bc_time_test="@tests/all.sh bc $extra_math 1 $generate_tests 1 \$(BC_EXEC)" + +dc_test="@tests/all.sh dc $extra_math 1 $generate_tests 0 \$(DC_EXEC)" +dc_time_test="@tests/all.sh dc $extra_math 1 $generate_tests 1 \$(DC_EXEC)" + +timeconst="@tests/bc/timeconst.sh tests/bc/scripts/timeconst.bc \$(BC_EXEC)" + +# In order to have cleanup at exit, we need to be in +# debug mode, so don't run valgrind without that. +if [ "$debug" -ne 0 ]; then + vg_bc_test="@tests/all.sh bc $extra_math 1 $generate_tests 0 valgrind \$(VALGRIND_ARGS) \$(BC_EXEC)" + vg_dc_test="@tests/all.sh dc $extra_math 1 $generate_tests 0 valgrind \$(VALGRIND_ARGS) \$(DC_EXEC)" +else + vg_bc_test="@printf 'Cannot run valgrind without debug flags\\\\n'" + vg_dc_test="@printf 'Cannot run valgrind without debug flags\\\\n'" +fi + +karatsuba="@printf 'karatsuba cannot be run because one of bc or dc is not built\\\\n'" +karatsuba_test="@printf 'karatsuba cannot be run because one of bc or dc is not built\\\\n'" + +bc_lib="\$(GEN_DIR)/lib.o" +bc_help="\$(GEN_DIR)/bc_help.o" +dc_help="\$(GEN_DIR)/dc_help.o" + +if [ "$bc_only" -eq 1 ]; then + + bc=1 + dc=0 + + dc_help="" + + executables="bc" + + dc_test="@printf 'No dc tests to run\\\\n'" + dc_time_test="@printf 'No dc tests to run\\\\n'" + vg_dc_test="@printf 'No dc tests to run\\\\n'" + + install_prereqs=" install_bc_manpage" + uninstall_prereqs=" uninstall_bc" + uninstall_man_prereqs=" uninstall_bc_manpage" + +elif [ "$dc_only" -eq 1 ]; then + + bc=0 + dc=1 + + bc_lib="" + bc_help="" + + executables="dc" + + main_exec="DC" + executable="DC_EXEC" + + bc_test="@printf 'No bc tests to run\\\\n'" + bc_time_test="@printf 'No bc tests to run\\\\n'" + vg_bc_test="@printf 'No bc tests to run\\\\n'" + + timeconst="@printf 'timeconst cannot be run because bc is not built\\\\n'" + + install_prereqs=" install_dc_manpage" + uninstall_prereqs=" uninstall_dc" + uninstall_man_prereqs=" uninstall_dc_manpage" + +else + + bc=1 + dc=1 + + executables="bc and dc" + + link="\$(LINK) \$(BIN) \$(EXEC_PREFIX)\$(DC)" + + karatsuba="@\$(KARATSUBA) 30 0 \$(BC_EXEC)" + karatsuba_test="@\$(KARATSUBA) 1 100 \$(BC_EXEC)" + + install_prereqs=" install_bc_manpage install_dc_manpage" + uninstall_prereqs=" uninstall_bc uninstall_dc" + uninstall_man_prereqs=" uninstall_bc_manpage uninstall_dc_manpage" + +fi + +if [ "$debug" -eq 1 ]; then + + if [ -z "$CFLAGS" ] && [ -z "$optimization" ]; then + CFLAGS="-O0" + fi + + CFLAGS="-g $CFLAGS" + +else + CPPFLAGS="-DNDEBUG $CPPFLAGS" + if [ "$strip_bin" -ne 0 ]; then + LDFLAGS="-s $LDFLAGS" + fi +fi + +if [ -n "$optimization" ]; then + CFLAGS="-O$optimization $CFLAGS" +fi + +if [ "$coverage" -eq 1 ]; then + + if [ "$bc_only" -eq 1 ] || [ "$dc_only" -eq 1 ]; then + usage "Can only specify -c without -b or -d" + fi + + CFLAGS="-fprofile-arcs -ftest-coverage -g -O0 $CFLAGS" + CPPFLAGS="-DNDEBUG $CPPFLAGS" + + COVERAGE_OUTPUT="@gcov -pabcdf \$(GCDA) \$(BC_GCDA) \$(DC_GCDA) \$(HISTORY_GCDA) \$(RAND_GCDA)" + COVERAGE_OUTPUT="$COVERAGE_OUTPUT;\$(RM) -f \$(GEN)*.gc*" + COVERAGE_OUTPUT="$COVERAGE_OUTPUT;gcovr --html-details --output index.html" + COVERAGE_PREREQS=" test coverage_output" + +else + COVERAGE_OUTPUT="@printf 'Coverage not generated\\\\n'" + COVERAGE_PREREQS="" +fi + +if [ -z "${DESTDIR+set}" ]; then + destdir="" +else + destdir="DESTDIR = $DESTDIR" +fi + +if [ -z "${PREFIX+set}" ]; then + PREFIX="/usr/local" +fi + +if [ -z "${BINDIR+set}" ]; then + BINDIR="$PREFIX/bin" +fi + +if [ "$install_manpages" -ne 0 ] || [ "$nls" -ne 0 ]; then + if [ -z "${DATAROOTDIR+set}" ]; then + DATAROOTDIR="$PREFIX/share" + fi +fi + +if [ "$install_manpages" -ne 0 ]; then + + if [ -z "${DATADIR+set}" ]; then + DATADIR="$DATAROOTDIR" + fi + + if [ -z "${MANDIR+set}" ]; then + MANDIR="$DATADIR/man" + fi + + if [ -z "${MAN1DIR+set}" ]; then + MAN1DIR="$MANDIR/man1" + fi + +else + install_prereqs="" + uninstall_man_prereqs="" +fi + +if [ "$nls" -ne 0 ]; then + + set +e + + printf 'Testing NLS...\n' + + flags="-DBC_ENABLE_NLS=1 -DBC_ENABLED=$bc -DDC_ENABLED=$dc" + flags="$flags -DBC_ENABLE_HISTORY=$hist" + flags="$flags -DBC_ENABLE_EXTRA_MATH=$extra_math -I./include/" + flags="$flags -D_POSIX_C_SOURCE=200809L -D_XOPEN_SOURCE=700" + + "$CC" $CPPFLAGS $CFLAGS $flags -c "src/vm.c" -o "$scriptdir/vm.o" > /dev/null 2>&1 + + err="$?" + + rm -rf "$scriptdir/vm.o" + + # If this errors, it is probably because of building on Windows, + # and NLS is not supported on Windows, so disable it. + if [ "$err" -ne 0 ]; then + printf 'NLS does not work.\n' + if [ $force -eq 0 ]; then + printf 'Disabling NLS...\n\n' + nls=0 + else + printf 'Forcing NLS...\n\n' + fi + else + printf 'NLS works.\n\n' + + printf 'Testing gencat...\n' + gencat "$scriptdir/en_US.cat" "$scriptdir/locales/en_US.msg" > /dev/null 2>&1 + + err="$?" + + rm -rf "$scriptdir/en_US.cat" + + if [ "$err" -ne 0 ]; then + printf 'gencat does not work.\n' + if [ $force -eq 0 ]; then + printf 'Disabling NLS...\n\n' + nls=0 + else + printf 'Forcing NLS...\n\n' + fi + else + + printf 'gencat works.\n\n' + + if [ "$HOSTCC" != "$CC" ]; then + printf 'Cross-compile detected.\n\n' + printf 'WARNING: Catalog files generated with gencat may not be portable\n' + printf ' across different architectures.\n\n' + fi + + if [ -z "$NLSPATH" ]; then + NLSPATH="/usr/share/locale/%L/%N" + fi + + install_locales_prereqs=" install_locales" + uninstall_locales_prereqs=" uninstall_locales" + + fi + + fi + + set -e + +else + install_locales_prereqs="" + uninstall_locales_prereqs="" +fi + +if [ "$hist" -eq 1 ]; then + + set +e + + printf 'Testing history...\n' + + flags="-DBC_ENABLE_HISTORY=1 -DBC_ENABLED=$bc -DDC_ENABLED=$dc" + flags="$flags -DBC_ENABLE_NLS=$nls" + flags="$flags -DBC_ENABLE_EXTRA_MATH=$extra_math -I./include/" + flags="$flags -D_POSIX_C_SOURCE=200809L -D_XOPEN_SOURCE=700" + + "$CC" $CPPFLAGS $CFLAGS $flags -c "src/history/history.c" -o "$scriptdir/history.o" > /dev/null 2>&1 + + err="$?" + + rm -rf "$scriptdir/history.o" + + # If this errors, it is probably because of building on Windows, + # and history is not supported on Windows, so disable it. + if [ "$err" -ne 0 ]; then + printf 'History does not work.\n' + if [ $force -eq 0 ]; then + printf 'Disabling history...\n\n' + hist=0 + else + printf 'Forcing history...\n\n' + fi + else + printf 'History works.\n\n' + fi + + set -e + +fi + +if [ "$extra_math" -eq 1 ] && [ "$bc" -ne 0 ]; then + BC_LIB2_O="\$(GEN_DIR)/lib2.o" +else + BC_LIB2_O="" +fi + +GEN="strgen" +GEN_EXEC_TARGET="\$(HOSTCC) \$(HOSTCFLAGS) -o \$(GEN_EXEC) \$(GEN_C)" +CLEAN_PREREQS=" clean_gen" + +if [ -z "${GEN_HOST+set}" ]; then + GEN_HOST=1 +else + if [ "$GEN_HOST" -eq 0 ]; then + GEN="strgen.sh" + GEN_EXEC_TARGET="@printf 'Do not need to build gen/strgen.c\\\\n'" + CLEAN_PREREQS="" + fi +fi + +# Print out the values; this is for debugging. +if [ "$bc" -ne 0 ]; then + printf 'Building bc\n' +else + printf 'Not building bc\n' +fi +if [ "$dc" -ne 0 ]; then + printf 'Building dc\n' +else + printf 'Not building dc\n' +fi +printf '\n' +printf 'BC_ENABLE_HISTORY=%s\n' "$hist" +printf 'BC_ENABLE_EXTRA_MATH=%s\n' "$extra_math" +printf 'BC_ENABLE_NLS=%s\n' "$nls" +printf 'BC_ENABLE_PROMPT=%s\n' "$prompt" +printf '\n' +printf 'BC_NUM_KARATSUBA_LEN=%s\n' "$karatsuba_len" +printf '\n' +printf 'CC=%s\n' "$CC" +printf 'CFLAGS=%s\n' "$CFLAGS" +printf 'HOSTCC=%s\n' "$HOSTCC" +printf 'HOSTCFLAGS=%s\n' "$HOSTCFLAGS" +printf 'CPPFLAGS=%s\n' "$CPPFLAGS" +printf 'LDFLAGS=%s\n' "$LDFLAGS" +printf 'PREFIX=%s\n' "$PREFIX" +printf 'BINDIR=%s\n' "$BINDIR" +printf 'DATAROOTDIR=%s\n' "$DATAROOTDIR" +printf 'DATADIR=%s\n' "$DATADIR" +printf 'MANDIR=%s\n' "$MANDIR" +printf 'MAN1DIR=%s\n' "$MAN1DIR" +printf 'NLSPATH=%s\n' "$NLSPATH" +printf 'EXECSUFFIX=%s\n' "$EXECSUFFIX" +printf 'EXECPREFIX=%s\n' "$EXECPREFIX" +printf 'DESTDIR=%s\n' "$DESTDIR" +printf 'LONG_BIT=%s\n' "$LONG_BIT" +printf 'GEN_HOST=%s\n' "$GEN_HOST" +printf 'GEN_EMU=%s\n' "$GEN_EMU" + +contents=$(cat "$scriptdir/Makefile.in") + +needle="WARNING" +replacement='*** WARNING: Autogenerated from Makefile.in. DO NOT MODIFY ***' + +contents=$(replace "$contents" "$needle" "$replacement") + +contents=$(gen_file_lists "$contents" "$scriptdir/src" "") +contents=$(gen_file_lists "$contents" "$scriptdir/src/bc" "BC_" "$bc") +contents=$(gen_file_lists "$contents" "$scriptdir/src/dc" "DC_" "$dc") +contents=$(gen_file_lists "$contents" "$scriptdir/src/history" "HISTORY_" "$hist") +contents=$(gen_file_lists "$contents" "$scriptdir/src/rand" "RAND_" "$extra_math") + +contents=$(replace "$contents" "BC_ENABLED" "$bc") +contents=$(replace "$contents" "DC_ENABLED" "$dc") +contents=$(replace "$contents" "LINK" "$link") + +contents=$(replace "$contents" "HISTORY" "$hist") +contents=$(replace "$contents" "EXTRA_MATH" "$extra_math") +contents=$(replace "$contents" "NLS" "$nls") +contents=$(replace "$contents" "PROMPT" "$prompt") +contents=$(replace "$contents" "BC_LIB_O" "$bc_lib") +contents=$(replace "$contents" "BC_HELP_O" "$bc_help") +contents=$(replace "$contents" "DC_HELP_O" "$dc_help") +contents=$(replace "$contents" "BC_LIB2_O" "$BC_LIB2_O") +contents=$(replace "$contents" "KARATSUBA_LEN" "$karatsuba_len") + +contents=$(replace "$contents" "NLSPATH" "$NLSPATH") +contents=$(replace "$contents" "DESTDIR" "$destdir") +contents=$(replace "$contents" "EXECSUFFIX" "$EXECSUFFIX") +contents=$(replace "$contents" "EXECPREFIX" "$EXECPREFIX") +contents=$(replace "$contents" "BINDIR" "$BINDIR") +contents=$(replace "$contents" "MAN1DIR" "$MAN1DIR") +contents=$(replace "$contents" "CFLAGS" "$CFLAGS") +contents=$(replace "$contents" "HOSTCFLAGS" "$HOSTCFLAGS") +contents=$(replace "$contents" "CPPFLAGS" "$CPPFLAGS") +contents=$(replace "$contents" "LDFLAGS" "$LDFLAGS") +contents=$(replace "$contents" "CC" "$CC") +contents=$(replace "$contents" "HOSTCC" "$HOSTCC") +contents=$(replace "$contents" "COVERAGE_OUTPUT" "$COVERAGE_OUTPUT") +contents=$(replace "$contents" "COVERAGE_PREREQS" "$COVERAGE_PREREQS") +contents=$(replace "$contents" "INSTALL_PREREQS" "$install_prereqs") +contents=$(replace "$contents" "INSTALL_LOCALES_PREREQS" "$install_locales_prereqs") +contents=$(replace "$contents" "UNINSTALL_MAN_PREREQS" "$uninstall_man_prereqs") +contents=$(replace "$contents" "UNINSTALL_PREREQS" "$uninstall_prereqs") +contents=$(replace "$contents" "UNINSTALL_LOCALES_PREREQS" "$uninstall_locales_prereqs") + +contents=$(replace "$contents" "EXECUTABLES" "$executables") +contents=$(replace "$contents" "MAIN_EXEC" "$main_exec") +contents=$(replace "$contents" "EXEC" "$executable") + +contents=$(replace "$contents" "BC_TEST" "$bc_test") +contents=$(replace "$contents" "BC_TIME_TEST" "$bc_time_test") + +contents=$(replace "$contents" "DC_TEST" "$dc_test") +contents=$(replace "$contents" "DC_TIME_TEST" "$dc_time_test") + +contents=$(replace "$contents" "VG_BC_TEST" "$vg_bc_test") +contents=$(replace "$contents" "VG_DC_TEST" "$vg_dc_test") + +contents=$(replace "$contents" "TIMECONST" "$timeconst") + +contents=$(replace "$contents" "KARATSUBA" "$karatsuba") +contents=$(replace "$contents" "KARATSUBA_TEST" "$karatsuba_test") + +contents=$(replace "$contents" "LONG_BIT" "$LONG_BIT") +contents=$(replace "$contents" "LONG_BIT_DEFINE" "$LONG_BIT_DEFINE") + +contents=$(replace "$contents" "GEN" "$GEN") +contents=$(replace "$contents" "GEN_EXEC_TARGET" "$GEN_EXEC_TARGET") +contents=$(replace "$contents" "CLEAN_PREREQS" "$CLEAN_PREREQS") +contents=$(replace "$contents" "GEN_EMU" "$GEN_EMU") + +printf '%s\n' "$contents" > "$scriptdir/Makefile" + +cd "$scriptdir" + +make clean > /dev/null diff --git a/functions.sh b/functions.sh new file mode 100755 index 000000000000..254e81c5167c --- /dev/null +++ b/functions.sh @@ -0,0 +1,218 @@ +#! /bin/sh +# +# Copyright (c) 2018-2020 Gavin D. Howard and contributors. +# +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are met: +# +# * Redistributions of source code must retain the above copyright notice, this +# list of conditions and the following disclaimer. +# +# * Redistributions in binary form must reproduce the above copyright notice, +# this list of conditions and the following disclaimer in the documentation +# and/or other materials provided with the distribution. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE +# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +# POSSIBILITY OF SUCH DAMAGE. +# + +readlink() { + + _readlink_f="$1" + shift + + _readlink_arrow="-> " + _readlink_d=$(dirname "$_readlink_f") + + _readlink_lsout="" + _readlink_link="" + + _readlink_lsout=$(ls -dl "$_readlink_f") + _readlink_link=$(printf '%s' "${_readlink_lsout#*$_readlink_arrow}") + + while [ -z "${_readlink_lsout##*$_readlink_arrow*}" ]; do + _readlink_f="$_readlink_d/$_readlink_link" + _readlink_d=$(dirname "$_readlink_f") + _readlink_lsout=$(ls -dl "$_readlink_f") + _readlink_link=$(printf '%s' "${_readlink_lsout#*$_readlink_arrow}") + done + + printf '%s' "${_readlink_f##*$_readlink_d/}" +} + +err_exit() { + + if [ "$#" -ne 2 ]; then + printf 'Invalid number of args to err_exit\n' + exit 1 + fi + + printf '%s\n' "$1" + printf '\nexiting...\n' + exit "$2" +} + +die() { + + _die_d="$1" + shift + + _die_msg="$1" + shift + + _die_name="$1" + shift + + _die_err="$1" + shift + + _die_str=$(printf '\n%s %s on test:\n\n %s\n' "$_die_d" "$_die_msg" "$_die_name") + + err_exit "$_die_str" "$_die_err" +} + +checkcrash() { + + _checkcrash_d="$1" + shift + + _checkcrash_error="$1" + shift + + _checkcrash_name="$1" + shift + + if [ "$_checkcrash_error" -gt 127 ]; then + die "$_checkcrash_d" "crashed ($_checkcrash_error)" \ + "$_checkcrash_name" "$_checkcrash_error" + fi +} + +checktest() +{ + _checktest_d="$1" + shift + + _checktest_error="$1" + shift + + _checktest_name="$1" + shift + + _checktest_out="$1" + shift + + _checktest_exebase="$1" + shift + + checkcrash "$_checktest_d" "$_checktest_error" "$_checktest_name" + + if [ "$_checktest_error" -eq 0 ]; then + die "$_checktest_d" "returned no error" "$_checktest_name" 127 + fi + + if [ "$_checktest_error" -eq 100 ]; then + + _checktest_output=$(cat "$_checktest_out") + _checktest_fatal_error="Fatal error" + + if [ "${_checktest_output##*$_checktest_fatal_error*}" ]; then + printf "%s\n" "$_checktest_output" + die "$_checktest_d" "had memory errors on a non-fatal error" \ + "$_checktest_name" "$_checktest_error" + fi + fi + + if [ ! -s "$_checktest_out" ]; then + die "$_checktest_d" "produced no error message" "$_checktest_name" "$_checktest_error" + fi + + # Display the error messages if not directly running exe. + # This allows the script to print valgrind output. + if [ "$_checktest_exebase" != "bc" -a "$_checktest_exebase" != "dc" ]; then + cat "$_checktest_out" + fi +} + +substring_replace() { + + _substring_replace_str="$1" + shift + + _substring_replace_needle="$1" + shift + + _substring_replace_replacement="$1" + shift + + _substring_replace_result=$(printf '%s\n' "$_substring_replace_str" | \ + sed -e "s!$_substring_replace_needle!$_substring_replace_replacement!g") + + printf '%s' "$_substring_replace_result" +} + +gen_nlspath() { + + _gen_nlspath_nlspath="$1" + shift + + _gen_nlspath_locale="$1" + shift + + _gen_nlspath_execname="$1" + shift + + _gen_nlspath_char="@" + _gen_nlspath_modifier="${_gen_nlspath_locale#*$_gen_nlspath_char}" + _gen_nlspath_tmplocale="${_gen_nlspath_locale%%$_gen_nlspath_char*}" + + _gen_nlspath_char="." + _gen_nlspath_charset="${_gen_nlspath_tmplocale#*$_gen_nlspath_char}" + _gen_nlspath_tmplocale="${_gen_nlspath_tmplocale%%$_gen_nlspath_char*}" + + if [ "$_gen_nlspath_charset" = "$_gen_nlspath_tmplocale" ]; then + _gen_nlspath_charset="" + fi + + _gen_nlspath_char="_" + _gen_nlspath_territory="${_gen_nlspath_tmplocale#*$_gen_nlspath_char}" + _gen_nlspath_language="${_gen_nlspath_tmplocale%%$_gen_nlspath_char*}" + + if [ "$_gen_nlspath_territory" = "$_gen_nlspath_tmplocale" ]; then + _gen_nlspath_territory="" + fi + + if [ "$_gen_nlspath_language" = "$_gen_nlspath_tmplocale" ]; then + _gen_nlspath_language="" + fi + + _gen_nlspath_needles="%%:%L:%N:%l:%t:%c" + + _gen_nlspath_needles=$(printf '%s' "$_gen_nlspath_needles" | tr ':' '\n') + + for _gen_nlspath_i in $_gen_nlspath_needles; do + _gen_nlspath_nlspath=$(substring_replace "$_gen_nlspath_nlspath" "$_gen_nlspath_i" "|$_gen_nlspath_i|") + done + + _gen_nlspath_nlspath=$(substring_replace "$_gen_nlspath_nlspath" "%%" "%") + _gen_nlspath_nlspath=$(substring_replace "$_gen_nlspath_nlspath" "%L" "$_gen_nlspath_locale") + _gen_nlspath_nlspath=$(substring_replace "$_gen_nlspath_nlspath" "%N" "$_gen_nlspath_execname") + _gen_nlspath_nlspath=$(substring_replace "$_gen_nlspath_nlspath" "%l" "$_gen_nlspath_language") + _gen_nlspath_nlspath=$(substring_replace "$_gen_nlspath_nlspath" "%t" "$_gen_nlspath_territory") + _gen_nlspath_nlspath=$(substring_replace "$_gen_nlspath_nlspath" "%c" "$_gen_nlspath_charset") + + _gen_nlspath_nlspath=$(printf '%s' "$_gen_nlspath_nlspath" | tr -d '|') + + printf '%s' "$_gen_nlspath_nlspath" +} diff --git a/gen/bc_help.txt b/gen/bc_help.txt new file mode 100644 index 000000000000..648ed2526051 --- /dev/null +++ b/gen/bc_help.txt @@ -0,0 +1,115 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * The bc help text. + * + */ + +usage: %s [options] [file...] + +bc is a command-line, arbitrary-precision calculator with a Turing-complete +language. For details, use `man %s`. + +This bc is compatible with both the GNU bc and the POSIX bc spec. See the GNU bc +manual (https://www.gnu.org/software/bc/manual/bc.html) and bc spec +(http://pubs.opengroup.org/onlinepubs/9699919799/utilities/bc.html) +for details. + +This bc has three differences to the GNU bc: + + 1) Arrays can be passed to the builtin "length" function to get the number of + elements currently in the array. The following example prints "1": + + a[0] = 0 + length(a[]) + + 2) The precedence of the boolean "not" operator (!) is equal to that of the + unary minus (-), or negation, operator. This still allows POSIX-compliant + scripts to work while somewhat preserving expected behavior (versus C) and + making parsing easier. + 3) This bc has many more extensions than the GNU bc does. For details, see the + man page. + +Options: + + -e expr --expression=expr + + Run "expr" and quit. If multiple expressions or files (see below) are + given, they are all run before executing from stdin. + + -f file --file=file + + Run the bc code in "file" and exit. See above as well. + + -g --global-stacks + + Turn scale, ibase, and obase into stacks. This makes the value of each be + be restored on returning from functions. See the man page for more + details. + + -h --help + + Print this usage message and exit. + + -i --interactive + + Force interactive mode. + + -l --mathlib + + Use predefined math routines: + + s(expr) = sine of expr in radians + c(expr) = cosine of expr in radians + a(expr) = arctangent of expr, returning radians + l(expr) = natural log of expr + e(expr) = raises e to the power of expr + j(n, x) = Bessel function of integer order n of x + + -P --no-prompt + + Disable the prompt in interactive mode. + + -q --quiet + + Don't print version and copyright. + + -s --standard + + Error if any non-POSIX extensions are used. + + -w --warn + + Warn if any non-POSIX extensions are used. + + -v --version + + Print version information and copyright and exit. diff --git a/gen/dc_help.txt b/gen/dc_help.txt new file mode 100644 index 000000000000..18e990d9f7bb --- /dev/null +++ b/gen/dc_help.txt @@ -0,0 +1,101 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * The dc help text. + * + */ + +usage: %s [options] [file...] + +dc is a reverse-polish notation command-line calculator which supports unlimited +precision arithmetic. For details, use `man %s`. + +This dc is (mostly) compatible with the FreeBSD dc and the GNU dc. See the +FreeBSD man page (https://www.unix.com/man-page/FreeBSD/1/dc/) and the GNU dc +manual (https://www.gnu.org/software/bc/manual/dc-1.05/html_mono/dc.html) for +details. + +This dc has a few differences from the two above: + + 1) When printing a byte stream (command "P"), this bc follows what the FreeBSD + dc does. + 2) This dc implements the GNU extensions for divmod ("~") and modular + exponentiation ("|"). + 3) This dc implements all FreeBSD extensions, except for "J" and "M". + 4) This dc does not implement the run command ("!"), for security reasons. + 5) Like the FreeBSD dc, this dc supports extended registers. However, they are + implemented differently. When it encounters whitespace where a register + should be, it skips the whitespace. If the character following is not + a lowercase letter, an error is issued. Otherwise, the register name is + parsed by the following regex: + + [a-z][a-z0-9_]* + + This generally means that register names will be surrounded by whitespace. + + Examples: + + l idx s temp L index S temp2 < do_thing + + Also note that, unlike the FreeBSD dc, extended registers are not even + parsed unless the "-x" option is given. Instead, the space after a command + that requires a register name is taken as the register name. + +Options: + + -e expr --expression=expr + + Run "expr" and quit. If multiple expressions or files (see below) are + given, they are all run. After running, dc will exit. + + -f file --file=file + + Run the dc code in "file" and exit. See above. + + -h --help + + Print this usage message and exit. + + -i --interactive + + Put dc into interactive mode. See the man page for more details. + + -P --no-prompt + + Disable the prompt in interactive mode. + + -V --version + + Print version and copyright and exit. + + -x --extended-register + + Enable extended register mode. diff --git a/gen/lib.bc b/gen/lib.bc new file mode 100644 index 000000000000..8b60cb97071d --- /dev/null +++ b/gen/lib.bc @@ -0,0 +1,201 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * The bc math library. + * + */ + +scale=20 +define e(x){ + auto b,s,n,r,d,i,p,f,v + b=ibase + ibase=A + if(x<0){ + n=1 + x=-x + } + s=scale + r=6+s+.44*x + scale=scale(x)+1 + while(x>1){ + d+=1 + x/=2 + scale+=1 + } + scale=r + r=x+1 + p=x + f=v=1 + for(i=2;v;++i){ + p*=x + f*=i + v=p/f + r+=v + } + while(d--)r*=r + scale=s + ibase=b + if(n)return(1/r) + return(r/1) +} +define l(x){ + auto b,s,r,p,a,q,i,v + if(x<=0)return((1-A^scale)/1) + b=ibase + ibase=A + s=scale + scale+=6 + p=2 + while(x>=2){ + p*=2 + x=sqrt(x) + } + while(x<=.5){ + p*=2 + x=sqrt(x) + } + r=a=(x-1)/(x+1) + q=a*a + v=1 + for(i=3;v;i+=2){ + a*=q + v=a/i + r+=v + } + r*=p + scale=s + ibase=b + return(r/1) +} +define s(x){ + auto b,s,r,a,q,i + if(x<0)return(-s(-x)) + b=ibase + ibase=A + s=scale + scale=1.1*s+2 + a=a(1) + scale=0 + q=(x/a+2)/4 + x-=4*q*a + if(q%2)x=-x + scale=s+2 + r=a=x + q=-x*x + for(i=3;a;i+=2){ + a*=q/(i*(i-1)) + r+=a + } + scale=s + ibase=b + return(r/1) +} +define c(x){ + auto b,s + b=ibase + ibase=A + s=scale + scale*=1.2 + x=s(2*a(1)+x) + scale=s + ibase=b + return(x/1) +} +define a(x){ + auto b,s,r,n,a,m,t,f,i,u + b=ibase + ibase=A + n=1 + if(x<0){ + n=-1 + x=-x + } + if(scale<65){ + if(x==1){ + r=.7853981633974483096156608458198757210492923498437764552437361480/n + ibase=b + return(r) + } + if(x==.2){ + r=.1973955598498807583700497651947902934475851037878521015176889402/n + ibase=b + return(r) + } + } + s=scale + if(x>.2){ + scale+=5 + a=a(.2) + } + scale=s+3 + while(x>.2){ + m+=1 + x=(x-.2)/(1+.2*x) + } + r=u=x + f=-x*x + t=1 + for(i=3;t;i+=2){ + u*=f + t=u/i + r+=t + } + scale=s + ibase=b + return((m*a+r)/n) +} +define j(n,x){ + auto b,s,o,a,i,v,f + b=ibase + ibase=A + s=scale + scale=0 + n/=1 + if(n<0){ + n=-n + o=n%2 + } + a=1 + for(i=2;i<=n;++i)a*=i + scale=1.5*s + a=(x^n)/2^n/a + r=v=1 + f=-x*x/4 + scale+=length(a)-scale(a) + for(i=1;v;++i){ + v=v*f/i/(n+i) + r+=v + } + scale=s + ibase=b + if(o)a=-a + return(a*r/1) +} diff --git a/gen/lib2.bc b/gen/lib2.bc new file mode 100644 index 000000000000..6b10af151385 --- /dev/null +++ b/gen/lib2.bc @@ -0,0 +1,317 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * The second bc math library. + * + */ + +define p(x,y){ + auto a + a=y$ + if(y==a)return (x^a)@scale + return e(y*l(x)) +} +define r(x,p){ + auto t,n + if(x==0)return x + p=abs(p)$ + n=(x<0) + x=abs(x) + t=x@p + if(p=5>>p+1)t+=1>>p + if(n)t=-t + return t +} +define ceil(x,p){ + auto t,n + if(x==0)return x + p=abs(p)$ + n=(x<0) + x=abs(x) + t=(x+((x@p>p))@p + if(n)t=-t + return t +} +define f(n){ + auto r + n=abs(n)$ + for(r=1;n>1;--n)r*=n + return r +} +define perm(n,k){ + auto f,g,s + if(k>n)return 0 + n=abs(n)$ + k=abs(k)$ + f=f(n) + g=f(n-k) + s=scale + scale=0 + f/=g + scale=s + return f +} +define comb(n,r){ + auto s,f,g,h + if(r>n)return 0 + n=abs(n)$ + r=abs(r)$ + s=scale + scale=0 + f=f(n) + h=f(r) + g=f(n-r) + f/=h*g + scale=s + return f +} +define log(x,b){ + auto p,s + s=scale + if(scalescale)scale=scale(x) + scale*=2 + p=l(x)/l(b) + scale=s + return p@s +} +define l2(x){return log(x,2)} +define l10(x){return log(x,A)} +define root(x,n){ + auto s,m,r,q,p + if(n<0)sqrt(n) + n=n$ + if(n==0)x/n + if(n==1)return x + if(n==2)return sqrt(x) + s=scale + scale=0 + if(x<0&&n%2==0)sqrt(x) + scale=s+2 + m=(x<0) + x=abs(x) + p=n-1 + q=10^ceil((length(x$)/n)$,0) + while(r!=q){ + r=q + q=(p*r+x/r^p)/n + } + if(m)r=-r + scale=s + return r@s +} +define cbrt(x){return root(x,3)} +define pi(s){ + auto t,v + if(s==0)return 3 + s=abs(s)$ + t=scale + scale=s+1 + v=4*a(1) + scale=t + return v@s +} +define t(x){ + auto s,c,l + l=scale + scale+=2 + s=s(x) + c=c(x) + scale=l + return s/c +} +define a2(y,x){ + auto a,p + if(!x&&!y)y/x + if(x<=0){ + p=pi(scale+2) + if(y<0)p=-p + } + if(x==0)a=p/2 + else{ + scale+=2 + a=a(y/x)+p + scale-=2 + } + return a@scale +} +define sin(x){return s(x)} +define cos(x){return c(x)} +define atan(x){return a(x)} +define tan(x){return t(x)} +define atan2(y,x){return a2(y,x)} +define r2d(x){ + auto r,i,s + s=scale + scale+=5 + i=ibase + ibase=A + r=x*180/pi(scale) + ibase=i + scale=s + return r@s +} +define d2r(x){ + auto r,i,s + s=scale + scale+=5 + i=ibase + ibase=A + r=x*pi(scale)/180 + ibase=i + scale=s + return r@s +} +define frand(p){ + p=abs(p)$ + return irand(10^p)>>p +} +define ifrand(i,p){return irand(abs(i)$)+frand(p)} +define srand(x){ + if(irand(2))return -x + return x +} +define brand(){return irand(2)} +define void output(x,b){ + auto c + c=obase + obase=b + x + obase=c +} +define void hex(x){output(x,G)} +define void binary(x){output(x,2)} +define ubytes(x){ + auto p,b,i + b=ibase + ibase=A + x=abs(x)$ + i=2^8 + for(p=1;i-1p||(!z&&x==p))n*=2 + ibase=b + return n +} +define void output_byte(x,i){ + auto j,p,y,b + j=ibase + ibase=A + s=scale + scale=0 + x=abs(x)$ + b=x/(2^(i*8)) + b%=2^8 + y=log(256,obase) + if(b>1)p=log(b,obase)+1 + else p=b + for(i=y-p;i>0;--i)print 0 + if(b)print b + scale=s + ibase=j +} +define void output_uint(x,n){ + auto i,b + b=ibase + ibase=A + for(i=n-1;i>=0;--i){ + output_byte(x,i) + if(i)print" " + else print"\n" + } + ibase=b +} +define void hex_uint(x,n){ + auto o + o=obase + obase=G + output_uint(x,n) + obase=o +} +define void binary_uint(x,n){ + auto o + o=obase + obase=2 + output_uint(x,n) + obase=o +} +define void uintn(x,n){ + if(scale(x)){ + print"Error: ",x," is not an integer.\n" + return + } + if(x<0){ + print"Error: ",x," is negative.\n" + return + } + if(x>=2^(n*8)){ + print"Error: ",x," cannot fit into ",n," unsigned byte(s).\n" + return + } + binary_uint(x,n) + hex_uint(x,n) +} +define void intn(x,n){ + auto t + if(scale(x)){ + print"Error: ",x," is not an integer.\n" + return + } + t=2^(n*8-1) + if(abs(x)>=t&&(x>0||x!=-t)){ + print "Error: ",x," cannot fit into ",n," signed byte(s).\n" + return + } + if(x<0)x=2^(n*8)-(-x) + binary_uint(x,n) + hex_uint(x,n) +} +define void uint8(x){uintn(x,1)} +define void int8(x){intn(x,1)} +define void uint16(x){uintn(x,2)} +define void int16(x){intn(x,2)} +define void uint32(x){uintn(x,4)} +define void int32(x){intn(x,4)} +define void uint64(x){uintn(x,8)} +define void int64(x){intn(x,8)} +define void uint(x){uintn(x,ubytes(x))} +define void int(x){intn(x,sbytes(x))} diff --git a/gen/strgen.c b/gen/strgen.c new file mode 100644 index 000000000000..d741c1a793d0 --- /dev/null +++ b/gen/strgen.c @@ -0,0 +1,143 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * Generates a const array from a bc script. + * + */ + +#include +#include +#include +#include + +#include + +#include + +static const char* const bc_gen_header = + "// Copyright (c) 2018-2020 Gavin D. Howard and contributors.\n" + "// Licensed under the 2-clause BSD license.\n" + "// *** AUTOMATICALLY GENERATED FROM %s. DO NOT MODIFY. ***\n"; + +static const char* const bc_gen_include = "#include <%s>\n\n"; +static const char* const bc_gen_label = "const char *%s = \"%s\";\n\n"; +static const char* const bc_gen_ifdef = "#if %s\n"; +static const char* const bc_gen_endif = "#endif // %s\n"; +static const char* const bc_gen_name = "const char %s[] = {\n"; + +#define IO_ERR (1) +#define INVALID_INPUT_FILE (2) +#define INVALID_PARAMS (3) + +#define MAX_WIDTH (74) + +int main(int argc, char *argv[]) { + + FILE *in, *out; + char *label, *define, *name, *include; + int c, count, slashes, err = IO_ERR; + bool has_label, has_define, remove_tabs; + + if (argc < 5) { + printf("usage: %s input output name header [label [define [remove_tabs]]]\n", argv[0]); + return INVALID_PARAMS; + } + + name = argv[3]; + include = argv[4]; + + has_label = (argc > 5 && strcmp("", argv[5]) != 0); + label = has_label ? argv[5] : ""; + + has_define = (argc > 6 && strcmp("", argv[6]) != 0); + define = has_define ? argv[6] : ""; + + remove_tabs = (argc > 7); + + in = fopen(argv[1], "r"); + if (!in) return INVALID_INPUT_FILE; + + out = fopen(argv[2], "w"); + if (!out) goto out_err; + + if (fprintf(out, bc_gen_header, argv[1]) < 0) goto err; + if (has_define && fprintf(out, bc_gen_ifdef, define) < 0) goto err; + if (fprintf(out, bc_gen_include, include) < 0) goto err; + if (has_label && fprintf(out, bc_gen_label, label, argv[1]) < 0) goto err; + if (fprintf(out, bc_gen_name, name) < 0) goto err; + + c = count = slashes = 0; + + while (slashes < 2 && (c = fgetc(in)) >= 0) { + slashes += (slashes == 1 && c == '/' && fgetc(in) == '\n'); + slashes += (!slashes && c == '/' && fgetc(in) == '*'); + } + + if (c < 0) { + err = INVALID_INPUT_FILE; + goto err; + } + + while ((c = fgetc(in)) == '\n'); + + while (c >= 0) { + + int val; + + if (!remove_tabs || c != '\t') { + + if (!count && fputc('\t', out) == EOF) goto err; + + val = fprintf(out, "%d,", c); + if (val < 0) goto err; + + count += val; + + if (count > MAX_WIDTH) { + count = 0; + if (fputc('\n', out) == EOF) goto err; + } + } + + c = fgetc(in); + } + + if (!count && (fputc(' ', out) == EOF || fputc(' ', out) == EOF)) goto err; + if (fprintf(out, "0\n};\n") < 0) goto err; + + err = (has_define && fprintf(out, bc_gen_endif, define) < 0); + +err: + fclose(out); +out_err: + fclose(in); + return err; +} diff --git a/gen/strgen.sh b/gen/strgen.sh new file mode 100755 index 000000000000..24d560991f8d --- /dev/null +++ b/gen/strgen.sh @@ -0,0 +1,79 @@ +#! /bin/sh +# +# Copyright (c) 2018-2020 Gavin D. Howard and contributors. +# +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are met: +# +# * Redistributions of source code must retain the above copyright notice, this +# list of conditions and the following disclaimer. +# +# * Redistributions in binary form must reproduce the above copyright notice, +# this list of conditions and the following disclaimer in the documentation +# and/or other materials provided with the distribution. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE +# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +# POSSIBILITY OF SUCH DAMAGE. +# + +export LANG=C +export LC_CTYPE=C + +progname=${0##*/} + +if [ $# -lt 4 ]; then + echo "usage: $progname input output name header [label [define [remove_tabs]]]" + exit 1 +fi + +input="$1" +output="$2" +name="$3" +header="$4" +label="$5" +define="$6" +remove_tabs="$7" + +exec < "$input" +exec > "$output" + +if [ -n "$label" ]; then + nameline="const char *${label} = \"${input}\";" +fi + +if [ -n "$define" ]; then + condstart="#if ${define}" + condend="#endif" +fi + +if [ -n "$remove_tabs" ]; then + if [ "$remove_tabs" -ne 0 ]; then + remtabsexpr='s: ::g;' + fi +fi + +cat< + +$nameline + +const char ${name}[] = +$(sed -e "$remtabsexpr " -e '1,/^$/d; s:\\n:\\\\n:g; s:":\\":g; s:^:":; s:$:\\n":') +; +${condend} +EOF diff --git a/include/args.h b/include/args.h new file mode 100644 index 000000000000..af851e3092ea --- /dev/null +++ b/include/args.h @@ -0,0 +1,46 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * Definitions for processing command-line arguments. + * + */ + +#ifndef BC_ARGS_H +#define BC_ARGS_H + +#include +#include + +void bc_args(int argc, char *argv[]); + +extern const char* const bc_args_env_name; + +#endif // BC_ARGS_H diff --git a/include/bc.h b/include/bc.h new file mode 100644 index 000000000000..dd4fa435cf72 --- /dev/null +++ b/include/bc.h @@ -0,0 +1,181 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * Definitions for bc. + * + */ + +#ifndef BC_BC_H +#define BC_BC_H + +#if BC_ENABLED + +#include +#include + +#include +#include +#include + +void bc_main(int argc, char **argv); + +extern const char bc_help[]; +extern const char bc_lib[]; +extern const char* bc_lib_name; + +#if BC_ENABLE_EXTRA_MATH +extern const char bc_lib2[]; +extern const char* bc_lib2_name; +#endif // BC_ENABLE_EXTRA_MATH + +typedef struct BcLexKeyword { + uchar data; + const char name[9]; +} BcLexKeyword; + +#define BC_LEX_CHAR_MSB(bit) ((bit) << (CHAR_BIT - 1)) + +#define BC_LEX_KW_POSIX(kw) ((kw)->data & (BC_LEX_CHAR_MSB(1))) +#define BC_LEX_KW_LEN(kw) ((size_t) ((kw)->data & ~(BC_LEX_CHAR_MSB(1)))) + +#define BC_LEX_KW_ENTRY(a, b, c) \ + { .data = ((b) & ~(BC_LEX_CHAR_MSB(1))) | BC_LEX_CHAR_MSB(c), .name = a } + +extern const BcLexKeyword bc_lex_kws[]; +extern const size_t bc_lex_kws_len; + +void bc_lex_token(BcLex *l); + +#define BC_PARSE_TOP_FLAG_PTR(p) ((uint16_t*) bc_vec_top(&(p)->flags)) +#define BC_PARSE_TOP_FLAG(p) (*(BC_PARSE_TOP_FLAG_PTR(p))) + +#define BC_PARSE_FLAG_BRACE (UINTMAX_C(1)<<0) +#define BC_PARSE_BRACE(p) (BC_PARSE_TOP_FLAG(p) & BC_PARSE_FLAG_BRACE) + +#define BC_PARSE_FLAG_FUNC_INNER (UINTMAX_C(1)<<1) +#define BC_PARSE_FUNC_INNER(p) (BC_PARSE_TOP_FLAG(p) & BC_PARSE_FLAG_FUNC_INNER) + +#define BC_PARSE_FLAG_FUNC (UINTMAX_C(1)<<2) +#define BC_PARSE_FUNC(p) (BC_PARSE_TOP_FLAG(p) & BC_PARSE_FLAG_FUNC) + +#define BC_PARSE_FLAG_BODY (UINTMAX_C(1)<<3) +#define BC_PARSE_BODY(p) (BC_PARSE_TOP_FLAG(p) & BC_PARSE_FLAG_BODY) + +#define BC_PARSE_FLAG_LOOP (UINTMAX_C(1)<<4) +#define BC_PARSE_LOOP(p) (BC_PARSE_TOP_FLAG(p) & BC_PARSE_FLAG_LOOP) + +#define BC_PARSE_FLAG_LOOP_INNER (UINTMAX_C(1)<<5) +#define BC_PARSE_LOOP_INNER(p) (BC_PARSE_TOP_FLAG(p) & BC_PARSE_FLAG_LOOP_INNER) + +#define BC_PARSE_FLAG_IF (UINTMAX_C(1)<<6) +#define BC_PARSE_IF(p) (BC_PARSE_TOP_FLAG(p) & BC_PARSE_FLAG_IF) + +#define BC_PARSE_FLAG_ELSE (UINTMAX_C(1)<<7) +#define BC_PARSE_ELSE(p) (BC_PARSE_TOP_FLAG(p) & BC_PARSE_FLAG_ELSE) + +#define BC_PARSE_FLAG_IF_END (UINTMAX_C(1)<<8) +#define BC_PARSE_IF_END(p) (BC_PARSE_TOP_FLAG(p) & BC_PARSE_FLAG_IF_END) + +#define BC_PARSE_NO_EXEC(p) ((p)->flags.len != 1 || BC_PARSE_TOP_FLAG(p) != 0) + +#define BC_PARSE_DELIMITER(t) \ + ((t) == BC_LEX_SCOLON || (t) == BC_LEX_NLINE || (t) == BC_LEX_EOF) + +#define BC_PARSE_BLOCK_STMT(f) \ + ((f) & (BC_PARSE_FLAG_ELSE | BC_PARSE_FLAG_LOOP_INNER)) + +#define BC_PARSE_OP(p, l) (((p) & ~(BC_LEX_CHAR_MSB(1))) | (BC_LEX_CHAR_MSB(l))) + +#define BC_PARSE_OP_DATA(t) bc_parse_ops[((t) - BC_LEX_OP_INC)] +#define BC_PARSE_OP_LEFT(op) (BC_PARSE_OP_DATA(op) & BC_LEX_CHAR_MSB(1)) +#define BC_PARSE_OP_PREC(op) (BC_PARSE_OP_DATA(op) & ~(BC_LEX_CHAR_MSB(1))) + +#define BC_PARSE_EXPR_ENTRY(e1, e2, e3, e4, e5, e6, e7, e8) \ + ((UINTMAX_C(e1) << 7) | (UINTMAX_C(e2) << 6) | (UINTMAX_C(e3) << 5) | \ + (UINTMAX_C(e4) << 4) | (UINTMAX_C(e5) << 3) | (UINTMAX_C(e6) << 2) | \ + (UINTMAX_C(e7) << 1) | (UINTMAX_C(e8) << 0)) + +#define BC_PARSE_EXPR(i) \ + (bc_parse_exprs[(((i) & (uchar) ~(0x07)) >> 3)] & (1 << (7 - ((i) & 0x07)))) + +#define BC_PARSE_TOP_OP(p) (*((BcLexType*) bc_vec_top(&(p)->ops))) +#define BC_PARSE_LEAF(prev, bin_last, rparen) \ + (!(bin_last) && ((rparen) || bc_parse_inst_isLeaf(prev))) + +#if BC_ENABLE_EXTRA_MATH +#define BC_PARSE_INST_VAR(t) \ + ((t) >= BC_INST_VAR && (t) <= BC_INST_SEED && (t) != BC_INST_ARRAY) +#else // BC_ENABLE_EXTRA_MATH +#define BC_PARSE_INST_VAR(t) \ + ((t) >= BC_INST_VAR && (t) <= BC_INST_SCALE && (t) != BC_INST_ARRAY) +#endif // BC_ENABLE_EXTRA_MATH + +#define BC_PARSE_PREV_PREFIX(p) \ + ((p) >= BC_INST_NEG && (p) <= BC_INST_BOOL_NOT) +#define BC_PARSE_OP_PREFIX(t) ((t) == BC_LEX_OP_BOOL_NOT || (t) == BC_LEX_NEG) + +// We can calculate the conversion between tokens and exprs by subtracting the +// position of the first operator in the lex enum and adding the position of +// the first in the expr enum. Note: This only works for binary operators. +#define BC_PARSE_TOKEN_INST(t) ((uchar) ((t) - BC_LEX_NEG + BC_INST_NEG)) + +typedef enum BcParseStatus { + + BC_PARSE_STATUS_SUCCESS, + BC_PARSE_STATUS_EMPTY_EXPR, + +} BcParseStatus; + +void bc_parse_expr(BcParse *p, uint8_t flags); + +void bc_parse_parse(BcParse *p); +void bc_parse_expr_status(BcParse *p, uint8_t flags, BcParseNext next); + +// This is necessary to clear up for if statements at the end of files. +void bc_parse_noElse(BcParse *p); + +extern const char bc_sig_msg[]; +extern const uchar bc_sig_msg_len; + +extern const char* const bc_parse_const1; +extern const uint8_t bc_parse_exprs[]; +extern const uchar bc_parse_ops[]; +extern const BcParseNext bc_parse_next_expr; +extern const BcParseNext bc_parse_next_param; +extern const BcParseNext bc_parse_next_print; +extern const BcParseNext bc_parse_next_rel; +extern const BcParseNext bc_parse_next_elem; +extern const BcParseNext bc_parse_next_for; +extern const BcParseNext bc_parse_next_read; + +#endif // BC_ENABLED + +#endif // BC_BC_H diff --git a/include/dc.h b/include/dc.h new file mode 100644 index 000000000000..1155307d5c43 --- /dev/null +++ b/include/dc.h @@ -0,0 +1,70 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * Definitions for bc. + * + */ + +#ifndef BC_DC_H +#define BC_DC_H + +#ifndef DC_ENABLE_RAND +#define DC_ENABLE_RAND (1) +#endif // DC_ENABLE_RAND + +#if DC_ENABLED + +#include +#include +#include + +void dc_main(int argc, char **argv); + +extern const char dc_help[]; + +void dc_lex_token(BcLex *l); +bool dc_lex_negCommand(BcLex *l); + +extern const char dc_sig_msg[]; +extern const uchar dc_sig_msg_len; + +extern const uint8_t dc_lex_regs[]; +extern const size_t dc_lex_regs_len; + +extern const uint8_t dc_lex_tokens[]; +extern const uint8_t dc_parse_insts[]; + +void dc_parse_parse(BcParse *p); +void dc_parse_expr(BcParse *p, uint8_t flags); + +#endif // DC_ENABLED + +#endif // BC_DC_H diff --git a/include/file.h b/include/file.h new file mode 100644 index 000000000000..948262b89e5f --- /dev/null +++ b/include/file.h @@ -0,0 +1,67 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * Definitions for implementing buffered I/O on my own terms. + * + */ + +#ifndef BC_FILE_H +#define BC_FILE_H + +#include + +#include + +#define BC_FILE_ULL_LENGTH (21) + +typedef struct BcFile { + + int fd; + char *buf; + size_t len; + size_t cap; + +} BcFile; + +void bc_file_init(BcFile *f, int fd, char *buf, size_t cap); +void bc_file_free(BcFile *f); + +void bc_file_putchar(BcFile *restrict f, uchar c); +BcStatus bc_file_flushErr(BcFile *restrict f); +void bc_file_flush(BcFile *restrict f); +void bc_file_write(BcFile *restrict f, const char *buf, size_t n); +void bc_file_printf(BcFile *restrict f, const char *fmt, ...); +void bc_file_vprintf(BcFile *restrict f, const char *fmt, va_list args); +void bc_file_puts(BcFile *restrict f, const char *str); + +void bc_file_ultoa(unsigned long long val, char buf[BC_FILE_ULL_LENGTH]); + +#endif // BC_FILE_H diff --git a/include/history.h b/include/history.h new file mode 100644 index 000000000000..9eac69bc9db0 --- /dev/null +++ b/include/history.h @@ -0,0 +1,260 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * Adapted from the following: + * + * linenoise.c -- guerrilla line editing library against the idea that a + * line editing lib needs to be 20,000 lines of C code. + * + * You can find the original source code at: + * http://github.com/antirez/linenoise + * + * You can find the fork that this code is based on at: + * https://github.com/rain-1/linenoise-mob + * + * ------------------------------------------------------------------------ + * + * This code is also under the following license: + * + * Copyright (c) 2010-2016, Salvatore Sanfilippo + * Copyright (c) 2010-2013, Pieter Noordhuis + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * Definitions for line history. + * + */ + +#ifndef BC_HISTORY_H +#define BC_HISTORY_H + +#ifndef BC_ENABLE_HISTORY +#define BC_ENABLE_HISTORY (1) +#endif // BC_ENABLE_HISTORY + +#if BC_ENABLE_HISTORY + +#ifdef _WIN32 +#error History is not supported on Windows. +#endif // _WIN32 + +#include +#include + +#include + +#include +#include +#include +#include + +#include +#include +#include + +#if BC_DEBUG_CODE +#include +#endif // BC_DEBUG_CODE + +#define BC_HIST_DEF_COLS (80) +#define BC_HIST_MAX_LEN (128) +#define BC_HIST_MAX_LINE (4095) +#define BC_HIST_SEQ_SIZE (64) + +#define BC_HIST_BUF_LEN(h) ((h)->buf.len - 1) +#define BC_HIST_READ(s, n) (bc_history_read((s), (n)) == -1) + +#define BC_HIST_NEXT (false) +#define BC_HIST_PREV (true) + +#if BC_DEBUG_CODE + +#define BC_HISTORY_DEBUG_BUF_SIZE (1024) + +#define lndebug(...) \ + do { \ + if (bc_history_debug_fp.fd == 0) { \ + bc_history_debug_buf = bc_vm_malloc(BC_HISTORY_DEBUG_BUF_SIZE); \ + bc_file_init(&bc_history_debug_fp, \ + open("/tmp/lndebug.txt", O_APPEND), \ + BC_HISTORY_DEBUG_BUF_SIZE); \ + bc_file_printf(&bc_history_debug_fp, \ + "[%zu %zu %zu] p: %d, rows: %d, " \ + "rpos: %d, max: %zu, oldmax: %d\n", \ + l->len, l->pos, l->oldcolpos, plen, rows, rpos, \ + l->maxrows, old_rows); \ + } \ + bc_file_printf(&bc_history_debug_fp, ", " __VA_ARGS__); \ + bc_file_flush(&bc_history_debug_fp); \ + } while (0) +#else // BC_DEBUG_CODE +#define lndebug(fmt, ...) +#endif // BC_DEBUG_CODE + +#if !BC_ENABLE_PROMPT +#define bc_history_line(h, vec, prompt) bc_history_line(h, vec) +#define bc_history_raw(h, prompt) bc_history_raw(h) +#define bc_history_edit(h, prompt) bc_history_edit(h) +#endif // BC_ENABLE_PROMPT + +typedef enum BcHistoryAction { + + BC_ACTION_NULL = 0, + BC_ACTION_CTRL_A = 1, + BC_ACTION_CTRL_B = 2, + BC_ACTION_CTRL_C = 3, + BC_ACTION_CTRL_D = 4, + BC_ACTION_CTRL_E = 5, + BC_ACTION_CTRL_F = 6, + BC_ACTION_CTRL_H = 8, + BC_ACTION_TAB = 9, + BC_ACTION_LINE_FEED = 10, + BC_ACTION_CTRL_K = 11, + BC_ACTION_CTRL_L = 12, + BC_ACTION_ENTER = 13, + BC_ACTION_CTRL_N = 14, + BC_ACTION_CTRL_P = 16, + BC_ACTION_CTRL_T = 20, + BC_ACTION_CTRL_U = 21, + BC_ACTION_CTRL_W = 23, + BC_ACTION_CTRL_Z = 26, + BC_ACTION_ESC = 27, + BC_ACTION_BACKSPACE = 127 + +} BcHistoryAction; + +/** + * This represents the state during line editing. We pass this state + * to functions implementing specific editing functionalities. + */ +typedef struct BcHistory { + + /// Edited line buffer. + BcVec buf; + + /// The history. + BcVec history; + +#if BC_ENABLE_PROMPT + /// Prompt to display. + const char *prompt; + + /// Prompt length. + size_t plen; +#endif // BC_ENABLE_PROMPT + + /// Prompt column length. + size_t pcol; + + /// Current cursor position. + size_t pos; + + /// Previous refresh cursor column position. + size_t oldcolpos; + + /// Number of columns in terminal. + size_t cols; + + /// The history index we are currently editing. + size_t idx; + + /// The original terminal state. + struct termios orig_termios; + + /// These next three are here because pahole found a 4 byte hole here. + + /// This is to signal that there is more, so we don't process yet. + bool stdin_has_data; + + /// Whether we are in rawmode. + bool rawMode; + + /// Whether the terminal is bad. + bool badTerm; + + /// This is to check if stdin has more data. + fd_set rdset; + + /// This is to check if stdin has more data. + struct timespec ts; + + /// This is to check if stdin has more data. + sigset_t sigmask; + +} BcHistory; + +BcStatus bc_history_line(BcHistory *h, BcVec *vec, const char *prompt); + +void bc_history_init(BcHistory *h); +void bc_history_free(BcHistory *h); + +extern const char *bc_history_bad_terms[]; +extern const char bc_history_tab[]; +extern const size_t bc_history_tab_len; +extern const char bc_history_ctrlc[]; +extern const uint32_t bc_history_wchars[][2]; +extern const size_t bc_history_wchars_len; +extern const uint32_t bc_history_combo_chars[]; +extern const size_t bc_history_combo_chars_len; +#if BC_DEBUG_CODE +extern BcFile bc_history_debug_fp; +extern char *bc_history_debug_buf; +void bc_history_printKeyCodes(BcHistory* l); +#endif // BC_DEBUG_CODE + +#endif // BC_ENABLE_HISTORY + +#endif // BC_HISTORY_H diff --git a/include/lang.h b/include/lang.h new file mode 100644 index 000000000000..c1b9606b8f0d --- /dev/null +++ b/include/lang.h @@ -0,0 +1,326 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * Definitions for program data. + * + */ + +#ifndef BC_LANG_H +#define BC_LANG_H + +#include + +#include +#include +#include + +#if BC_ENABLED +#define BC_INST_IS_ASSIGN(i) \ + ((i) == BC_INST_ASSIGN || (i) == BC_INST_ASSIGN_NO_VAL) +#define BC_INST_USE_VAL(i) ((i) <= BC_INST_ASSIGN) +#else // BC_ENABLED +#define BC_INST_IS_ASSIGN(i) ((i) == BC_INST_ASSIGN_NO_VAL) +#define BC_INST_USE_VAL(i) (false) +#endif // BC_ENABLED + +#ifndef NDEBUG +#define BC_ENABLE_FUNC_FREE (1) +#else // NDEBUG +#define BC_ENABLE_FUNC_FREE DC_ENABLED +#endif // NDEBUG + +typedef enum BcInst { + +#if BC_ENABLED + BC_INST_INC = 0, + BC_INST_DEC, +#endif // BC_ENABLED + + BC_INST_NEG, + BC_INST_BOOL_NOT, +#if BC_ENABLE_EXTRA_MATH + BC_INST_TRUNC, +#endif // BC_ENABLE_EXTRA_MATH + + BC_INST_POWER, + BC_INST_MULTIPLY, + BC_INST_DIVIDE, + BC_INST_MODULUS, + BC_INST_PLUS, + BC_INST_MINUS, + +#if BC_ENABLE_EXTRA_MATH + BC_INST_PLACES, + + BC_INST_LSHIFT, + BC_INST_RSHIFT, +#endif // BC_ENABLE_EXTRA_MATH + + BC_INST_REL_EQ, + BC_INST_REL_LE, + BC_INST_REL_GE, + BC_INST_REL_NE, + BC_INST_REL_LT, + BC_INST_REL_GT, + + BC_INST_BOOL_OR, + BC_INST_BOOL_AND, + +#if BC_ENABLED + BC_INST_ASSIGN_POWER, + BC_INST_ASSIGN_MULTIPLY, + BC_INST_ASSIGN_DIVIDE, + BC_INST_ASSIGN_MODULUS, + BC_INST_ASSIGN_PLUS, + BC_INST_ASSIGN_MINUS, +#if BC_ENABLE_EXTRA_MATH + BC_INST_ASSIGN_PLACES, + BC_INST_ASSIGN_LSHIFT, + BC_INST_ASSIGN_RSHIFT, +#endif // BC_ENABLE_EXTRA_MATH + BC_INST_ASSIGN, + + BC_INST_ASSIGN_POWER_NO_VAL, + BC_INST_ASSIGN_MULTIPLY_NO_VAL, + BC_INST_ASSIGN_DIVIDE_NO_VAL, + BC_INST_ASSIGN_MODULUS_NO_VAL, + BC_INST_ASSIGN_PLUS_NO_VAL, + BC_INST_ASSIGN_MINUS_NO_VAL, +#if BC_ENABLE_EXTRA_MATH + BC_INST_ASSIGN_PLACES_NO_VAL, + BC_INST_ASSIGN_LSHIFT_NO_VAL, + BC_INST_ASSIGN_RSHIFT_NO_VAL, +#endif // BC_ENABLE_EXTRA_MATH +#endif // BC_ENABLED + BC_INST_ASSIGN_NO_VAL, + + BC_INST_NUM, + BC_INST_VAR, + BC_INST_ARRAY_ELEM, +#if BC_ENABLED + BC_INST_ARRAY, +#endif // BC_ENABLED + + BC_INST_ONE, + +#if BC_ENABLED + BC_INST_LAST, +#endif // BC_ENABLED + BC_INST_IBASE, + BC_INST_OBASE, + BC_INST_SCALE, +#if BC_ENABLE_EXTRA_MATH + BC_INST_SEED, +#endif // BC_ENABLE_EXTRA_MATH + BC_INST_LENGTH, + BC_INST_SCALE_FUNC, + BC_INST_SQRT, + BC_INST_ABS, +#if BC_ENABLE_EXTRA_MATH + BC_INST_IRAND, +#endif // BC_ENABLE_EXTRA_MATH + BC_INST_READ, +#if BC_ENABLE_EXTRA_MATH + BC_INST_RAND, +#endif // BC_ENABLE_EXTRA_MATH + BC_INST_MAXIBASE, + BC_INST_MAXOBASE, + BC_INST_MAXSCALE, +#if BC_ENABLE_EXTRA_MATH + BC_INST_MAXRAND, +#endif // BC_ENABLE_EXTRA_MATH + + BC_INST_PRINT, + BC_INST_PRINT_POP, + BC_INST_STR, + BC_INST_PRINT_STR, + +#if BC_ENABLED + BC_INST_JUMP, + BC_INST_JUMP_ZERO, + + BC_INST_CALL, + + BC_INST_RET, + BC_INST_RET0, + BC_INST_RET_VOID, + + BC_INST_HALT, +#endif // BC_ENABLED + + BC_INST_POP, + +#if DC_ENABLED + BC_INST_POP_EXEC, + BC_INST_MODEXP, + BC_INST_DIVMOD, + + BC_INST_EXECUTE, + BC_INST_EXEC_COND, + + BC_INST_ASCIIFY, + BC_INST_PRINT_STREAM, + + BC_INST_PRINT_STACK, + BC_INST_CLEAR_STACK, + BC_INST_STACK_LEN, + BC_INST_DUPLICATE, + BC_INST_SWAP, + + BC_INST_LOAD, + BC_INST_PUSH_VAR, + BC_INST_PUSH_TO_VAR, + + BC_INST_QUIT, + BC_INST_NQUIT, +#endif // DC_ENABLED + + BC_INST_INVALID = UCHAR_MAX, + +} BcInst; + +typedef struct BcId { + char *name; + size_t idx; +} BcId; + +typedef struct BcLoc { + size_t loc; + size_t idx; +} BcLoc; + +typedef struct BcConst { + char *val; + BcBigDig base; + BcNum num; +} BcConst; + +typedef struct BcFunc { + + BcVec code; +#if BC_ENABLED + BcVec labels; + BcVec autos; + size_t nparams; +#endif // BC_ENABLED + + BcVec strs; + BcVec consts; + + const char *name; +#if BC_ENABLED + bool voidfn; +#endif // BC_ENABLED + +} BcFunc; + +typedef enum BcResultType { + + BC_RESULT_VAR, + BC_RESULT_ARRAY_ELEM, +#if BC_ENABLED + BC_RESULT_ARRAY, +#endif // BC_ENABLED + + BC_RESULT_STR, + + BC_RESULT_CONSTANT, + BC_RESULT_TEMP, + + BC_RESULT_ONE, + +#if BC_ENABLED + BC_RESULT_LAST, + BC_RESULT_VOID, +#endif // BC_ENABLED + BC_RESULT_IBASE, + BC_RESULT_OBASE, + BC_RESULT_SCALE, +#if BC_ENABLE_EXTRA_MATH + BC_RESULT_SEED, +#endif // BC_ENABLE_EXTRA_MATH + +} BcResultType; + +typedef union BcResultData { + BcNum n; + BcVec v; + BcLoc loc; +} BcResultData; + +typedef struct BcResult { + BcResultType t; + BcResultData d; +} BcResult; + +typedef struct BcInstPtr { + size_t func; + size_t idx; + size_t len; +} BcInstPtr; + +typedef enum BcType { + BC_TYPE_VAR, + BC_TYPE_ARRAY, +#if BC_ENABLED + BC_TYPE_REF, +#endif // BC_ENABLED +} BcType; + +struct BcProgram; + +void bc_func_init(BcFunc *f, const char* name); +void bc_func_insert(BcFunc *f, struct BcProgram* p, char* name, + BcType type, size_t line); +void bc_func_reset(BcFunc *f); +void bc_func_free(void *func); + +void bc_array_init(BcVec *a, bool nums); +void bc_array_copy(BcVec *d, const BcVec *s); + +void bc_string_free(void *string); +void bc_const_free(void *constant); +void bc_id_free(void *id); +void bc_result_clear(BcResult *r); +void bc_result_copy(BcResult *d, BcResult *src); +void bc_result_free(void *result); + +void bc_array_expand(BcVec *a, size_t len); +int bc_id_cmp(const BcId *e1, const BcId *e2); + +#if BC_DEBUG_CODE +extern const char* bc_inst_names[]; +#endif // BC_DEBUG_CODE + +extern const char bc_func_main[]; +extern const char bc_func_read[]; + +#endif // BC_LANG_H diff --git a/include/lex.h b/include/lex.h new file mode 100644 index 000000000000..fcc30ae53b9a --- /dev/null +++ b/include/lex.h @@ -0,0 +1,232 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * Definitions for bc's lexer. + * + */ + +#ifndef BC_LEX_H +#define BC_LEX_H + +#include +#include + +#include +#include +#include + +#define bc_lex_err(l, e) (bc_vm_error((e), (l)->line)) +#define bc_lex_verr(l, e, ...) (bc_vm_error((e), (l)->line, __VA_ARGS__)) + +#define BC_LEX_NEG_CHAR (BC_IS_BC ? '-' : '_') +#define BC_LEX_LAST_NUM_CHAR (BC_IS_BC ? 'Z' : 'F') +#define BC_LEX_NUM_CHAR(c, pt, int_only) \ + (isdigit(c) || ((c) >= 'A' && (c) <= BC_LEX_LAST_NUM_CHAR) || \ + ((c) == '.' && !(pt) && !(int_only))) + +// BC_LEX_NEG is not used in lexing; it is only for parsing. +typedef enum BcLexType { + + BC_LEX_EOF, + BC_LEX_INVALID, + +#if BC_ENABLED + BC_LEX_OP_INC, + BC_LEX_OP_DEC, +#endif // BC_ENABLED + + BC_LEX_NEG, + BC_LEX_OP_BOOL_NOT, +#if BC_ENABLE_EXTRA_MATH + BC_LEX_OP_TRUNC, +#endif // BC_ENABLE_EXTRA_MATH + + BC_LEX_OP_POWER, + BC_LEX_OP_MULTIPLY, + BC_LEX_OP_DIVIDE, + BC_LEX_OP_MODULUS, + BC_LEX_OP_PLUS, + BC_LEX_OP_MINUS, + +#if BC_ENABLE_EXTRA_MATH + BC_LEX_OP_PLACES, + + BC_LEX_OP_LSHIFT, + BC_LEX_OP_RSHIFT, +#endif // BC_ENABLE_EXTRA_MATH + + BC_LEX_OP_REL_EQ, + BC_LEX_OP_REL_LE, + BC_LEX_OP_REL_GE, + BC_LEX_OP_REL_NE, + BC_LEX_OP_REL_LT, + BC_LEX_OP_REL_GT, + + BC_LEX_OP_BOOL_OR, + BC_LEX_OP_BOOL_AND, + +#if BC_ENABLED + BC_LEX_OP_ASSIGN_POWER, + BC_LEX_OP_ASSIGN_MULTIPLY, + BC_LEX_OP_ASSIGN_DIVIDE, + BC_LEX_OP_ASSIGN_MODULUS, + BC_LEX_OP_ASSIGN_PLUS, + BC_LEX_OP_ASSIGN_MINUS, +#if BC_ENABLE_EXTRA_MATH + BC_LEX_OP_ASSIGN_PLACES, + BC_LEX_OP_ASSIGN_LSHIFT, + BC_LEX_OP_ASSIGN_RSHIFT, +#endif // BC_ENABLE_EXTRA_MATH +#endif // BC_ENABLED + BC_LEX_OP_ASSIGN, + + BC_LEX_NLINE, + BC_LEX_WHITESPACE, + + BC_LEX_LPAREN, + BC_LEX_RPAREN, + + BC_LEX_LBRACKET, + BC_LEX_COMMA, + BC_LEX_RBRACKET, + + BC_LEX_LBRACE, + BC_LEX_SCOLON, + BC_LEX_RBRACE, + + BC_LEX_STR, + BC_LEX_NAME, + BC_LEX_NUMBER, + +#if BC_ENABLED + BC_LEX_KW_AUTO, + BC_LEX_KW_BREAK, + BC_LEX_KW_CONTINUE, + BC_LEX_KW_DEFINE, + BC_LEX_KW_FOR, + BC_LEX_KW_IF, + BC_LEX_KW_LIMITS, + BC_LEX_KW_RETURN, + BC_LEX_KW_WHILE, + BC_LEX_KW_HALT, + BC_LEX_KW_LAST, +#endif // BC_ENABLED + BC_LEX_KW_IBASE, + BC_LEX_KW_OBASE, + BC_LEX_KW_SCALE, +#if BC_ENABLE_EXTRA_MATH + BC_LEX_KW_SEED, +#endif // BC_ENABLE_EXTRA_MATH + BC_LEX_KW_LENGTH, + BC_LEX_KW_PRINT, + BC_LEX_KW_SQRT, + BC_LEX_KW_ABS, +#if BC_ENABLE_EXTRA_MATH + BC_LEX_KW_IRAND, +#endif // BC_ENABLE_EXTRA_MATH + BC_LEX_KW_QUIT, + BC_LEX_KW_READ, +#if BC_ENABLE_EXTRA_MATH + BC_LEX_KW_RAND, +#endif // BC_ENABLE_EXTRA_MATH + BC_LEX_KW_MAXIBASE, + BC_LEX_KW_MAXOBASE, + BC_LEX_KW_MAXSCALE, +#if BC_ENABLE_EXTRA_MATH + BC_LEX_KW_MAXRAND, +#endif // BC_ENABLE_EXTRA_MATH + BC_LEX_KW_ELSE, + +#if DC_ENABLED + BC_LEX_EQ_NO_REG, + BC_LEX_OP_MODEXP, + BC_LEX_OP_DIVMOD, + + BC_LEX_COLON, + BC_LEX_EXECUTE, + BC_LEX_PRINT_STACK, + BC_LEX_CLEAR_STACK, + BC_LEX_STACK_LEVEL, + BC_LEX_DUPLICATE, + BC_LEX_SWAP, + BC_LEX_POP, + + BC_LEX_ASCIIFY, + BC_LEX_PRINT_STREAM, + + BC_LEX_STORE_IBASE, + BC_LEX_STORE_OBASE, + BC_LEX_STORE_SCALE, +#if BC_ENABLE_EXTRA_MATH + BC_LEX_STORE_SEED, +#endif // BC_ENABLE_EXTRA_MATH + BC_LEX_LOAD, + BC_LEX_LOAD_POP, + BC_LEX_STORE_PUSH, + BC_LEX_PRINT_POP, + BC_LEX_NQUIT, + BC_LEX_SCALE_FACTOR, +#endif // DC_ENABLED + +} BcLexType; + +struct BcLex; +typedef void (*BcLexNext)(struct BcLex*); + +typedef struct BcLex { + + const char *buf; + size_t i; + size_t line; + size_t len; + + BcLexType t; + BcLexType last; + BcVec str; + +} BcLex; + +void bc_lex_init(BcLex *l); +void bc_lex_free(BcLex *l); +void bc_lex_file(BcLex *l, const char *file); +void bc_lex_text(BcLex *l, const char *text); +void bc_lex_next(BcLex *l); + +void bc_lex_lineComment(BcLex *l); +void bc_lex_comment(BcLex *l); +void bc_lex_whitespace(BcLex *l); +void bc_lex_number(BcLex *l, char start); +void bc_lex_name(BcLex *l); +void bc_lex_commonTokens(BcLex *l, char c); + +void bc_lex_invalidChar(BcLex *l, char c); + +#endif // BC_LEX_H diff --git a/include/num.h b/include/num.h new file mode 100644 index 000000000000..0b16ef844036 --- /dev/null +++ b/include/num.h @@ -0,0 +1,235 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * Definitions for the num type. + * + */ + +#ifndef BC_NUM_H +#define BC_NUM_H + +#include +#include +#include +#include + +#include + +#include +#include + +#ifndef BC_ENABLE_EXTRA_MATH +#define BC_ENABLE_EXTRA_MATH (1) +#endif // BC_ENABLE_EXTRA_MATH + +#define BC_BASE (10) + +typedef unsigned long ulong; + +// For some reason, LONG_BIT is not defined in some versions of gcc. +// I define it here to the minimum accepted value in the POSIX standard. +#ifndef LONG_BIT +#define LONG_BIT (32) +#endif // LONG_BIT + +#ifndef BC_LONG_BIT +#define BC_LONG_BIT LONG_BIT +#endif // BC_LONG_BIT + +#if BC_LONG_BIT > LONG_BIT +#error BC_LONG_BIT cannot be greater than LONG_BIT +#endif // BC_LONG_BIT > LONG_BIT + +#if BC_LONG_BIT >= 64 + +typedef int_least32_t BcDig; +typedef uint64_t BcBigDig; + +#define BC_NUM_BIGDIG_MAX ((BcBigDig) UINT64_MAX) + +#define BC_BASE_DIGS (9) +#define BC_BASE_POW (1000000000) + +#define BC_NUM_BIGDIG_C UINT64_C + +#elif BC_LONG_BIT >= 32 + +typedef int_least16_t BcDig; +typedef uint32_t BcBigDig; + +#define BC_NUM_BIGDIG_MAX ((BcBigDig) UINT32_MAX) + +#define BC_BASE_DIGS (4) +#define BC_BASE_POW (10000) + +#define BC_NUM_BIGDIG_C UINT32_C + +#else + +#error BC_LONG_BIT must be at least 32 + +#endif // BC_LONG_BIT >= 64 + +#define BC_NUM_DEF_SIZE (8) + +typedef struct BcNum { + BcDig *restrict num; + size_t rdx; + size_t scale; + size_t len; + size_t cap; + bool neg; +} BcNum; + +#if BC_ENABLE_EXTRA_MATH +// Forward declaration +struct BcRNG; +#endif // BC_ENABLE_EXTRA_MATH + +#define BC_NUM_MIN_BASE (BC_NUM_BIGDIG_C(2)) +#define BC_NUM_MAX_POSIX_IBASE (BC_NUM_BIGDIG_C(16)) +#define BC_NUM_MAX_IBASE (BC_NUM_BIGDIG_C(36)) +// This is the max base allowed by bc_num_parseChar(). +#define BC_NUM_MAX_LBASE (BC_NUM_BIGDIG_C('Z' + BC_BASE + 1)) +#define BC_NUM_PRINT_WIDTH (BC_NUM_BIGDIG_C(69)) + +#ifndef BC_NUM_KARATSUBA_LEN +#define BC_NUM_KARATSUBA_LEN (BC_NUM_BIGDIG_C(32)) +#elif BC_NUM_KARATSUBA_LEN < 16 +#error BC_NUM_KARATSUBA_LEN must be at least 16. +#endif // BC_NUM_KARATSUBA_LEN + +// A crude, but always big enough, calculation of +// the size required for ibase and obase BcNum's. +#define BC_NUM_BIGDIG_LOG10 (BC_NUM_DEF_SIZE) + +#define BC_NUM_NONZERO(n) ((n)->len) +#define BC_NUM_ZERO(n) (!BC_NUM_NONZERO(n)) +#define BC_NUM_ONE(n) ((n)->len == 1 && (n)->rdx == 0 && (n)->num[0] == 1) + +#define BC_NUM_NUM_LETTER(c) ((c) - 'A' + BC_BASE) + +#define BC_NUM_KARATSUBA_ALLOCS (6) + +#define BC_NUM_ROUND_POW(s) (bc_vm_growSize((s), BC_BASE_DIGS - 1)) +#define BC_NUM_RDX(s) (BC_NUM_ROUND_POW(s) / BC_BASE_DIGS) + +#define BC_NUM_SIZE(n) ((n) * sizeof(BcDig)) + +#if BC_DEBUG_CODE +#define BC_NUM_PRINT(x) fprintf(stderr, "%s = %lu\n", #x, (unsigned long)(x)) +#define DUMP_NUM bc_num_dump +#else // BC_DEBUG_CODE +#undef DUMP_NUM +#define DUMP_NUM(x,y) +#define BC_NUM_PRINT(x) +#endif // BC_DEBUG_CODE + +typedef void (*BcNumBinaryOp)(BcNum*, BcNum*, BcNum*, size_t); +typedef size_t (*BcNumBinaryOpReq)(const BcNum*, const BcNum*, size_t); +typedef void (*BcNumDigitOp)(size_t, size_t, bool); +typedef void (*BcNumShiftAddOp)(BcDig*, const BcDig*, size_t); + +void bc_num_init(BcNum *restrict n, size_t req); +void bc_num_setup(BcNum *restrict n, BcDig *restrict num, size_t cap); +void bc_num_copy(BcNum *d, const BcNum *s); +void bc_num_createCopy(BcNum *d, const BcNum *s); +void bc_num_createFromBigdig(BcNum *n, BcBigDig val); +void bc_num_clear(BcNum *restrict n); +void bc_num_free(void *num); + +size_t bc_num_scale(const BcNum *restrict n); +size_t bc_num_len(const BcNum *restrict n); + +void bc_num_bigdig(const BcNum *restrict n, BcBigDig *result); +void bc_num_bigdig2(const BcNum *restrict n, BcBigDig *result); +void bc_num_bigdig2num(BcNum *restrict n, BcBigDig val); + +#if BC_ENABLE_EXTRA_MATH +void bc_num_irand(const BcNum *restrict a, BcNum *restrict b, + struct BcRNG *restrict rng); +void bc_num_rng(const BcNum *restrict n, struct BcRNG *rng); +void bc_num_createFromRNG(BcNum *restrict n, struct BcRNG *rng); +#endif // BC_ENABLE_EXTRA_MATH + +void bc_num_add(BcNum *a, BcNum *b, BcNum *c, size_t scale); +void bc_num_sub(BcNum *a, BcNum *b, BcNum *c, size_t scale); +void bc_num_mul(BcNum *a, BcNum *b, BcNum *c, size_t scale); +void bc_num_div(BcNum *a, BcNum *b, BcNum *c, size_t scale); +void bc_num_mod(BcNum *a, BcNum *b, BcNum *c, size_t scale); +void bc_num_pow(BcNum *a, BcNum *b, BcNum *c, size_t scale); +#if BC_ENABLE_EXTRA_MATH +void bc_num_places(BcNum *a, BcNum *b, BcNum *c, size_t scale); +void bc_num_lshift(BcNum *a, BcNum *b, BcNum *c, size_t scale); +void bc_num_rshift(BcNum *a, BcNum *b, BcNum *c, size_t scale); +#endif // BC_ENABLE_EXTRA_MATH +void bc_num_sqrt(BcNum *restrict a, BcNum *restrict b, size_t scale); +void bc_num_divmod(BcNum *a, BcNum *b, BcNum *c, BcNum *d, size_t scale); + +size_t bc_num_addReq(const BcNum* a, const BcNum* b, size_t scale); + +size_t bc_num_mulReq(const BcNum *a, const BcNum *b, size_t scale); +size_t bc_num_powReq(const BcNum *a, const BcNum *b, size_t scale); +#if BC_ENABLE_EXTRA_MATH +size_t bc_num_placesReq(const BcNum *a, const BcNum *b, size_t scale); +#endif // BC_ENABLE_EXTRA_MATH + +void bc_num_truncate(BcNum *restrict n, size_t places); +ssize_t bc_num_cmp(const BcNum *a, const BcNum *b); + +#if DC_ENABLED +void bc_num_modexp(BcNum *a, BcNum *b, BcNum *c, BcNum *restrict d); +#endif // DC_ENABLED + +void bc_num_one(BcNum *restrict n); +ssize_t bc_num_cmpZero(const BcNum *n); + +void bc_num_parse(BcNum *restrict n, const char *restrict val, + BcBigDig base, bool letter); +void bc_num_print(BcNum *restrict n, BcBigDig base, bool newline); +#if DC_ENABLED +void bc_num_stream(BcNum *restrict n, BcBigDig base); +#endif // DC_ENABLED + +#if BC_DEBUG_CODE +void bc_num_printDebug(const BcNum *n, const char *name, bool emptyline); +void bc_num_printDigs(const BcDig* n, size_t len, bool emptyline); +void bc_num_printWithDigs(const BcNum *n, const char *name, bool emptyline); +void bc_num_dump(const char *varname, const BcNum *n); +#endif // BC_DEBUG_CODE + +extern const char bc_num_hex_digits[]; +extern const BcBigDig bc_num_pow10[BC_BASE_DIGS + 1]; + +extern const BcDig bc_num_bigdigMax[]; +extern const size_t bc_num_bigdigMax_size; + +#endif // BC_NUM_H diff --git a/include/opt.h b/include/opt.h new file mode 100644 index 000000000000..f57238571889 --- /dev/null +++ b/include/opt.h @@ -0,0 +1,79 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * Adapted from https://github.com/skeeto/optparse + * + * ***************************************************************************** + * + * Definitions for getopt_long() replacement. + * + */ + +#ifndef BC_OPT_H +#define BC_OPT_H + +#include + +typedef struct BcOpt { + char **argv; + size_t optind; + int optopt; + int subopt; + char *optarg; +} BcOpt; + +typedef enum BcOptType { + BC_OPT_NONE, + BC_OPT_REQUIRED, + BC_OPT_BC_ONLY, + BC_OPT_DC_ONLY, +} BcOptType; + +typedef struct BcOptLong { + const char *name; + BcOptType type; + int val; +} BcOptLong; + +void bc_opt_init(BcOpt *o, char **argv); + +int bc_opt_parse(BcOpt *o, const BcOptLong *longopts); + +#define BC_OPT_ISDASHDASH(a) \ + ((a) != NULL && (a)[0] == '-' && (a)[1] == '-' && (a)[2] == '\0') + +#define BC_OPT_ISSHORTOPT(a) \ + ((a) != NULL && (a)[0] == '-' && (a)[1] != '-' && (a)[1] != '\0') + +#define BC_OPT_ISLONGOPT(a) \ + ((a) != NULL && (a)[0] == '-' && (a)[1] == '-' && (a)[2] != '\0') + +#endif // BC_OPT_H diff --git a/include/parse.h b/include/parse.h new file mode 100644 index 000000000000..e83a3c4acf96 --- /dev/null +++ b/include/parse.h @@ -0,0 +1,115 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * Definitions for bc's parser. + * + */ + +#ifndef BC_PARSE_H +#define BC_PARSE_H + +#include +#include +#include + +#include +#include +#include +#include + +#define BC_PARSE_REL (UINTMAX_C(1)<<0) +#define BC_PARSE_PRINT (UINTMAX_C(1)<<1) +#define BC_PARSE_NOCALL (UINTMAX_C(1)<<2) +#define BC_PARSE_NOREAD (UINTMAX_C(1)<<3) +#define BC_PARSE_ARRAY (UINTMAX_C(1)<<4) +#define BC_PARSE_NEEDVAL (UINTMAX_C(1)<<5) + +#if BC_ENABLED +#define BC_PARSE_CAN_PARSE(p) \ + ((p).l.t != BC_LEX_EOF && (p).l.t != BC_LEX_KW_DEFINE) +#else // BC_ENABLED +#define BC_PARSE_CAN_PARSE(p) ((p).l.t != BC_LEX_EOF) +#endif // BC_ENABLED + +#define bc_parse_push(p, i) (bc_vec_pushByte(&(p)->func->code, (uchar) (i))) +#define bc_parse_pushIndex(p, idx) (bc_vec_pushIndex(&(p)->func->code, (idx))) + +#define bc_parse_err(p, e) (bc_vm_error((e), (p)->l.line)) +#define bc_parse_verr(p, e, ...) (bc_vm_error((e), (p)->l.line, __VA_ARGS__)) + +typedef struct BcParseNext { + uchar len; + uchar tokens[4]; +} BcParseNext; + +#define BC_PARSE_NEXT_TOKENS(...) .tokens = { __VA_ARGS__ } +#define BC_PARSE_NEXT(a, ...) \ + { .len = (uchar) (a), BC_PARSE_NEXT_TOKENS(__VA_ARGS__) } + +struct BcParse; +struct BcProgram; + +typedef void (*BcParseParse)(struct BcParse*); +typedef void (*BcParseExpr)(struct BcParse*, uint8_t); + +typedef struct BcParse { + + BcLex l; + +#if BC_ENABLED + BcVec flags; + BcVec exits; + BcVec conds; + BcVec ops; + BcVec buf; +#endif // BC_ENABLED + + struct BcProgram *prog; + BcFunc *func; + size_t fidx; + + bool auto_part; + +} BcParse; + +void bc_parse_init(BcParse *p, struct BcProgram *prog, size_t func); +void bc_parse_free(BcParse *p); +void bc_parse_reset(BcParse *p); + +void bc_parse_addString(BcParse *p); +void bc_parse_number(BcParse *p); +void bc_parse_updateFunc(BcParse *p, size_t fidx); +void bc_parse_pushName(const BcParse* p, char *name, bool var); +void bc_parse_text(BcParse *p, const char *text); + +extern const char bc_parse_one[]; + +#endif // BC_PARSE_H diff --git a/include/program.h b/include/program.h new file mode 100644 index 000000000000..c998a5038c69 --- /dev/null +++ b/include/program.h @@ -0,0 +1,183 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * Definitions for bc programs. + * + */ + +#ifndef BC_PROGRAM_H +#define BC_PROGRAM_H + +#include + +#include +#include +#include +#include +#include + +#define BC_PROG_GLOBALS_IBASE (0) +#define BC_PROG_GLOBALS_OBASE (1) +#define BC_PROG_GLOBALS_SCALE (2) + +#if BC_ENABLE_EXTRA_MATH +#define BC_PROG_MAX_RAND (3) +#endif // BC_ENABLE_EXTRA_MATH + +#define BC_PROG_GLOBALS_LEN (3 + BC_ENABLE_EXTRA_MATH) + +#define BC_PROG_ONE_CAP (1) + +typedef struct BcProgram { + + BcBigDig globals[BC_PROG_GLOBALS_LEN]; + BcVec globals_v[BC_PROG_GLOBALS_LEN]; + +#if BC_ENABLE_EXTRA_MATH + BcRNG rng; +#endif // BC_ENABLE_EXTRA_MATH + + BcVec results; + BcVec stack; + + BcVec *consts; + BcVec *strs; + + BcVec fns; + BcVec fn_map; + + BcVec vars; + BcVec var_map; + + BcVec arrs; + BcVec arr_map; + +#if DC_ENABLED + BcVec tail_calls; + + BcBigDig strm; + BcNum strmb; +#endif // DC_ENABLED + + BcNum one; + +#if BC_ENABLED + BcNum last; +#endif // BC_ENABLED + +#if DC_ENABLED + // This uses BC_NUM_LONG_LOG10 because it is used in bc_num_ulong2num(), + // which attempts to realloc, unless it is big enough. This is big enough. + BcDig strmb_num[BC_NUM_BIGDIG_LOG10]; +#endif // DC_ENABLED + + BcDig one_num[BC_PROG_ONE_CAP]; + +} BcProgram; + +#define BC_PROG_STACK(s, n) ((s)->len >= ((size_t) (n))) + +#define BC_PROG_GLOBAL_PTR(v) (bc_vec_top(v)) +#define BC_PROG_GLOBAL(v) (*((BcBigDig*) BC_PROG_GLOBAL_PTR(v))) + +#define BC_PROG_IBASE(p) ((p)->globals[BC_PROG_GLOBALS_IBASE]) +#define BC_PROG_OBASE(p) ((p)->globals[BC_PROG_GLOBALS_OBASE]) +#define BC_PROG_SCALE(p) ((p)->globals[BC_PROG_GLOBALS_SCALE]) + +#define BC_PROG_MAIN (0) +#define BC_PROG_READ (1) + +#define bc_program_retire(p, nres, nops) \ + (bc_vec_npopAt(&(p)->results, (nops), (p)->results.len - (nres + nops))) + +#if DC_ENABLED +#define BC_PROG_REQ_FUNCS (2) +#if !BC_ENABLED +// For dc only, last is always true. +#define bc_program_copyToVar(p, name, t, last) \ + bc_program_copyToVar(p, name, t) +#endif // !BC_ENABLED +#else // DC_ENABLED +// For bc, 'pop' and 'copy' are always false. +#define bc_program_pushVar(p, code, bgn, pop, copy) \ + bc_program_pushVar(p, code, bgn) +#ifdef NDEBUG +#define BC_PROG_NO_STACK_CHECK +#endif // NDEBUG +#endif // DC_ENABLED + +#define BC_PROG_STR(n) ((n)->num == NULL && !(n)->cap) +#if BC_ENABLED +#define BC_PROG_NUM(r, n) \ + ((r)->t != BC_RESULT_ARRAY && (r)->t != BC_RESULT_STR && !BC_PROG_STR(n)) +#else // BC_ENABLED +#define BC_PROG_NUM(r, n) ((r)->t != BC_RESULT_STR && !BC_PROG_STR(n)) +// For dc, inst is always BC_INST_ARRAY_ELEM. +#define bc_program_pushArray(p, code, bgn, inst) \ + bc_program_pushArray(p, code, bgn) +#endif // BC_ENABLED + +typedef void (*BcProgramUnary)(BcResult*, BcNum*); + +void bc_program_init(BcProgram *p); +void bc_program_free(BcProgram *p); + +#if BC_DEBUG_CODE +#if BC_ENABLED && DC_ENABLED +void bc_program_code(const BcProgram *p); +void bc_program_printInst(const BcProgram *p, const char *code, + size_t *restrict bgn); +void bc_program_printStackDebug(BcProgram* p); +#endif // BC_ENABLED && DC_ENABLED +#endif // BC_DEBUG_CODE + +size_t bc_program_search(BcProgram *p, const char* id, bool var); +size_t bc_program_insertFunc(BcProgram *p, const char *name); +void bc_program_reset(BcProgram *p); +void bc_program_exec(BcProgram *p); + +void bc_program_negate(BcResult *r, BcNum *n); +void bc_program_not(BcResult *r, BcNum *n); +#if BC_ENABLE_EXTRA_MATH +void bc_program_trunc(BcResult *r, BcNum *n); +#endif // BC_ENABLE_EXTRA_MATH + +extern const BcNumBinaryOp bc_program_ops[]; +extern const BcNumBinaryOpReq bc_program_opReqs[]; +extern const BcProgramUnary bc_program_unarys[]; +extern const char bc_program_exprs_name[]; +extern const char bc_program_stdin_name[]; +extern const char bc_program_ready_msg[]; +extern const size_t bc_program_ready_msg_len; +extern const char bc_program_esc_chars[]; +extern const char bc_program_esc_seqs[]; + +#endif // BC_PROGRAM_H diff --git a/include/rand.h b/include/rand.h new file mode 100644 index 000000000000..fa17507276fb --- /dev/null +++ b/include/rand.h @@ -0,0 +1,229 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2019 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * Parts of this code are adapted from the following: + * + * PCG, A Family of Better Random Number Generators. + * + * You can find the original source code at: + * https://github.com/imneme/pcg-c + * + * ----------------------------------------------------------------------------- + * + * Parts of this code are also under the following license: + * + * Copyright (c) 2014-2017 Melissa O'Neill and PCG Project contributors + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * ***************************************************************************** + * + * Definitions for the RNG. + * + */ + +#ifndef BC_RAND_H +#define BC_RAND_H + +#if BC_ENABLE_EXTRA_MATH + +#include +#include + +#include +#include + +typedef ulong (*BcRandUlong)(void*); + +#if BC_LONG_BIT >= 64 + +#ifdef BC_RAND_BUILTIN +#if BC_RAND_BUILTIN +#ifndef __SIZEOF_INT128__ +#undef BC_RAND_BUILTIN +#define BC_RAND_BUILTIN (0) +#endif // __SIZEOF_INT128__ +#endif // BC_RAND_BUILTIN +#endif // BC_RAND_BUILTIN + +#ifndef BC_RAND_BUILTIN +#ifdef __SIZEOF_INT128__ +#define BC_RAND_BUILTIN (1) +#else // __SIZEOF_INT128__ +#define BC_RAND_BUILTIN (0) +#endif // __SIZEOF_INT128__ +#endif // BC_RAND_BUILTIN + +typedef uint64_t BcRand; + +#define BC_RAND_ROTC (63) + +#if BC_RAND_BUILTIN + +typedef __uint128_t BcRandState; + +#define bc_rand_mul(a, b) (((BcRandState) (a)) * ((BcRandState) (b))) +#define bc_rand_add(a, b) (((BcRandState) (a)) + ((BcRandState) (b))) + +#define bc_rand_mul2(a, b) (((BcRandState) (a)) * ((BcRandState) (b))) +#define bc_rand_add2(a, b) (((BcRandState) (a)) + ((BcRandState) (b))) + +#define BC_RAND_NOTMODIFIED(r) (((r)->inc & 1UL) == 0) +#define BC_RAND_ZERO(r) (!(r)->state) + +#define BC_RAND_CONSTANT(h, l) ((((BcRandState) (h)) << 64) + (BcRandState) (l)) + +#define BC_RAND_TRUNC(s) ((uint64_t) (s)) +#define BC_RAND_CHOP(s) ((uint64_t) ((s) >> 64UL)) +#define BC_RAND_ROTAMT(s) ((unsigned int) ((s) >> 122UL)) + +#else // BC_RAND_BUILTIN + +typedef struct BcRandState { + + uint_fast64_t lo; + uint_fast64_t hi; + +} BcRandState; + +#define bc_rand_mul(a, b) (bc_rand_multiply((a), (b))) +#define bc_rand_add(a, b) (bc_rand_addition((a), (b))) + +#define bc_rand_mul2(a, b) (bc_rand_multiply2((a), (b))) +#define bc_rand_add2(a, b) (bc_rand_addition2((a), (b))) + +#define BC_RAND_NOTMODIFIED(r) (((r)->inc.lo & 1) == 0) +#define BC_RAND_ZERO(r) (!(r)->state.lo && !(r)->state.hi) + +#define BC_RAND_CONSTANT(h, l) { .lo = (l), .hi = (h) } + +#define BC_RAND_TRUNC(s) ((s).lo) +#define BC_RAND_CHOP(s) ((s).hi) +#define BC_RAND_ROTAMT(s) ((unsigned int) ((s).hi >> 58UL)) + +#define BC_RAND_BOTTOM32 (((uint_fast64_t) 0xffffffffULL)) +#define BC_RAND_TRUNC32(n) ((n) & BC_RAND_BOTTOM32) +#define BC_RAND_CHOP32(n) ((n) >> 32) + +#endif // BC_RAND_BUILTIN + +#define BC_RAND_MULTIPLIER \ + BC_RAND_CONSTANT(2549297995355413924ULL, 4865540595714422341ULL) + +#define BC_RAND_FOLD(s) ((BcRand) (BC_RAND_CHOP(s) ^ BC_RAND_TRUNC(s))) + +#else // BC_LONG_BIT >= 64 + +#undef BC_RAND_BUILTIN +#define BC_RAND_BUILTIN (1) + +typedef uint32_t BcRand; + +#define BC_RAND_ROTC (31) + +typedef uint_fast64_t BcRandState; + +#define bc_rand_mul(a, b) (((BcRandState) (a)) * ((BcRandState) (b))) +#define bc_rand_add(a, b) (((BcRandState) (a)) + ((BcRandState) (b))) + +#define bc_rand_mul2(a, b) (((BcRandState) (a)) * ((BcRandState) (b))) +#define bc_rand_add2(a, b) (((BcRandState) (a)) + ((BcRandState) (b))) + +#define BC_RAND_NOTMODIFIED(r) (((r)->inc & 1UL) == 0) +#define BC_RAND_ZERO(r) (!(r)->state) + +#define BC_RAND_CONSTANT UINT64_C +#define BC_RAND_MULTIPLIER BC_RAND_CONSTANT(6364136223846793005) + +#define BC_RAND_TRUNC(s) ((uint32_t) (s)) +#define BC_RAND_CHOP(s) ((uint32_t) ((s) >> 32UL)) +#define BC_RAND_ROTAMT(s) ((unsigned int) ((s) >> 59UL)) + +#define BC_RAND_FOLD(s) ((BcRand) ((((s) >> 18U) ^ (s)) >> 27U)) + +#endif // BC_LONG_BIT >= 64 + +#define BC_RAND_ROT(v, r) \ + ((BcRand) (((v) >> (r)) | ((v) << ((0 - (r)) & BC_RAND_ROTC)))) + +#define BC_RAND_BITS (sizeof(BcRand) * CHAR_BIT) +#define BC_RAND_STATE_BITS (sizeof(BcRandState) * CHAR_BIT) + +#define BC_RAND_NUM_SIZE (BC_NUM_BIGDIG_LOG10 * 2 + 2) + +#define BC_RAND_SRAND_BITS ((1 << CHAR_BIT) - 1) + +typedef struct BcRNGData { + + BcRandState state; + BcRandState inc; + +} BcRNGData; + +typedef struct BcRNG { + + BcVec v; + +} BcRNG; + +void bc_rand_init(BcRNG *r); +#ifndef NDEBUG +void bc_rand_free(BcRNG *r); +#endif // NDEBUG + +BcRand bc_rand_int(BcRNG *r); +BcRand bc_rand_bounded(BcRNG *r, BcRand bound); +void bc_rand_seed(BcRNG *r, ulong state1, ulong state2, ulong inc1, ulong inc2); +void bc_rand_push(BcRNG *r); +void bc_rand_pop(BcRNG *r, bool reset); +void bc_rand_getRands(BcRNG *r, BcRand *s1, BcRand *s2, BcRand *i1, BcRand *i2); + +extern const BcRandState bc_rand_multiplier; + +#endif // BC_ENABLE_EXTRA_MATH + +#endif // BC_RAND_H diff --git a/include/read.h b/include/read.h new file mode 100644 index 000000000000..369540ede3a8 --- /dev/null +++ b/include/read.h @@ -0,0 +1,59 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * Code to handle special I/O for bc. + * + */ + +#ifndef BC_IO_H +#define BC_IO_H + +#include + +#include +#include + +#ifndef BC_ENABLE_PROMPT +#define BC_ENABLE_PROMPT (1) +#endif // BC_ENABLE_PROMPT + +#if !BC_ENABLE_PROMPT +#define bc_read_line(vec, prompt) bc_read_line(vec) +#define bc_read_chars(vec, prompt) bc_read_chars(vec) +#endif // BC_ENABLE_PROMPT + +#define BC_READ_BIN_CHAR(c) (((c) < ' ' && !isspace((c))) || ((uchar) c) > '~') + +BcStatus bc_read_line(BcVec *vec, const char *prompt); +void bc_read_file(const char *path, char **buf); +BcStatus bc_read_chars(BcVec *vec, const char *prompt); + +#endif // BC_IO_H diff --git a/include/status.h b/include/status.h new file mode 100644 index 000000000000..12155cef459d --- /dev/null +++ b/include/status.h @@ -0,0 +1,186 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * All bc status codes. + * + */ + +#ifndef BC_STATUS_H +#define BC_STATUS_H + +#include + +#ifndef BC_ENABLED +#define BC_ENABLED (1) +#endif // BC_ENABLED + +#ifndef DC_ENABLED +#define DC_ENABLED (1) +#endif // DC_ENABLED + +typedef enum BcStatus { + + BC_STATUS_SUCCESS = 0, + BC_STATUS_ERROR_MATH, + BC_STATUS_ERROR_PARSE, + BC_STATUS_ERROR_EXEC, + BC_STATUS_ERROR_FATAL, + BC_STATUS_EOF, + BC_STATUS_QUIT, + +} BcStatus; + +typedef enum BcError { + + BC_ERROR_MATH_NEGATIVE, + BC_ERROR_MATH_NON_INTEGER, + BC_ERROR_MATH_OVERFLOW, + BC_ERROR_MATH_DIVIDE_BY_ZERO, + + BC_ERROR_FATAL_ALLOC_ERR, + BC_ERROR_FATAL_IO_ERR, + BC_ERROR_FATAL_FILE_ERR, + BC_ERROR_FATAL_BIN_FILE, + BC_ERROR_FATAL_PATH_DIR, + BC_ERROR_FATAL_OPTION, + BC_ERROR_FATAL_OPTION_NO_ARG, + BC_ERROR_FATAL_OPTION_ARG, + + BC_ERROR_EXEC_IBASE, + BC_ERROR_EXEC_OBASE, + BC_ERROR_EXEC_SCALE, + BC_ERROR_EXEC_READ_EXPR, + BC_ERROR_EXEC_REC_READ, + BC_ERROR_EXEC_TYPE, + + BC_ERROR_EXEC_STACK, + + BC_ERROR_EXEC_PARAMS, + BC_ERROR_EXEC_UNDEF_FUNC, + BC_ERROR_EXEC_VOID_VAL, + + BC_ERROR_PARSE_EOF, + BC_ERROR_PARSE_CHAR, + BC_ERROR_PARSE_STRING, + BC_ERROR_PARSE_COMMENT, + BC_ERROR_PARSE_TOKEN, +#if BC_ENABLED + BC_ERROR_PARSE_EXPR, + BC_ERROR_PARSE_EMPTY_EXPR, + BC_ERROR_PARSE_PRINT, + BC_ERROR_PARSE_FUNC, + BC_ERROR_PARSE_ASSIGN, + BC_ERROR_PARSE_NO_AUTO, + BC_ERROR_PARSE_DUP_LOCAL, + BC_ERROR_PARSE_BLOCK, + BC_ERROR_PARSE_RET_VOID, + BC_ERROR_PARSE_REF_VAR, + + BC_ERROR_POSIX_NAME_LEN, + BC_ERROR_POSIX_COMMENT, + BC_ERROR_POSIX_KW, + BC_ERROR_POSIX_DOT, + BC_ERROR_POSIX_RET, + BC_ERROR_POSIX_BOOL, + BC_ERROR_POSIX_REL_POS, + BC_ERROR_POSIX_MULTIREL, + BC_ERROR_POSIX_FOR, + BC_ERROR_POSIX_EXP_NUM, + BC_ERROR_POSIX_REF, + BC_ERROR_POSIX_VOID, + BC_ERROR_POSIX_BRACE, +#endif // BC_ENABLED + + BC_ERROR_NELEMS, + +#if BC_ENABLED + BC_ERROR_POSIX_START = BC_ERROR_POSIX_NAME_LEN, + BC_ERROR_POSIX_END = BC_ERROR_POSIX_BRACE, +#endif // BC_ENABLED + +} BcError; + +#define BC_ERR_IDX_MATH (0) +#define BC_ERR_IDX_PARSE (1) +#define BC_ERR_IDX_EXEC (2) +#define BC_ERR_IDX_FATAL (3) +#define BC_ERR_IDX_NELEMS (4) + +#if BC_ENABLED +#define BC_ERR_IDX_WARN (BC_ERR_IDX_NELEMS) +#endif // BC_ENABLED + +#define BC_UNUSED(e) ((void) (e)) + +#ifndef BC_LIKELY +#define BC_LIKELY(e) (e) +#endif // BC_LIKELY + +#ifndef BC_UNLIKELY +#define BC_UNLIKELY(e) (e) +#endif // BC_UNLIKELY + +#define BC_ERR(e) BC_UNLIKELY(e) +#define BC_NO_ERR(s) BC_LIKELY(s) + +#ifndef BC_DEBUG_CODE +#define BC_DEBUG_CODE (0) +#endif // BC_DEBUG_CODE + +#if __STDC_VERSION__ >= 201100L +#include +#define BC_NORETURN _Noreturn +#else // __STDC_VERSION__ +#define BC_NORETURN +#define BC_MUST_RETURN +#endif // __STDC_VERSION__ + +// Workarounds for AIX's POSIX incompatibility. +#ifndef SIZE_MAX +#define SIZE_MAX __SIZE_MAX__ +#endif // SIZE_MAX +#ifndef UINTMAX_C +#define UINTMAX_C __UINTMAX_C +#endif // UINTMAX_C +#ifndef UINT32_C +#define UINT32_C __UINT32_C +#endif // UINT32_C +#ifndef UINT_FAST32_MAX +#define UINT_FAST32_MAX __UINT_FAST32_MAX__ +#endif // UINT_FAST32_MAX +#ifndef UINT16_MAX +#define UINT16_MAX __UINT16_MAX__ +#endif // UINT16_MAX +#ifndef SIG_ATOMIC_MAX +#define SIG_ATOMIC_MAX __SIG_ATOMIC_MAX__ +#endif // SIG_ATOMIC_MAX + +#endif // BC_STATUS_H diff --git a/include/vector.h b/include/vector.h new file mode 100644 index 000000000000..3fa599b585d9 --- /dev/null +++ b/include/vector.h @@ -0,0 +1,101 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * Definitions for bc vectors (resizable arrays). + * + */ + +#ifndef BC_VECTOR_H +#define BC_VECTOR_H + +#include +#include +#include + +#include + +#define BC_VEC_INVALID_IDX (SIZE_MAX) +#define BC_VEC_START_CAP (UINTMAX_C(1)<<5) + +typedef unsigned char uchar; + +typedef void (*BcVecFree)(void*); + +// Forward declaration. +struct BcId; + +typedef struct BcVec { + char *v; + size_t len; + size_t cap; + size_t size; + BcVecFree dtor; +} BcVec; + +void bc_vec_init(BcVec *restrict v, size_t esize, BcVecFree dtor); +void bc_vec_expand(BcVec *restrict v, size_t req); + +void bc_vec_npop(BcVec *restrict v, size_t n); +void bc_vec_npopAt(BcVec *restrict v, size_t n, size_t idx); + +void bc_vec_push(BcVec *restrict v, const void *data); +void bc_vec_npush(BcVec *restrict v, size_t n, const void *data); +void bc_vec_pushByte(BcVec *restrict v, uchar data); +void bc_vec_pushIndex(BcVec *restrict v, size_t idx); +void bc_vec_string(BcVec *restrict v, size_t len, const char *restrict str); +void bc_vec_concat(BcVec *restrict v, const char *restrict str); +void bc_vec_empty(BcVec *restrict v); + +#if BC_ENABLE_HISTORY +void bc_vec_replaceAt(BcVec *restrict v, size_t idx, const void *data); +#endif // BC_ENABLE_HISTORY + +void* bc_vec_item(const BcVec *restrict v, size_t idx); +void* bc_vec_item_rev(const BcVec *restrict v, size_t idx); + +void bc_vec_clear(BcVec *restrict v); + +void bc_vec_free(void *vec); + +bool bc_map_insert(BcVec *restrict v, const char *name, + size_t idx, size_t *restrict i); +size_t bc_map_index(const BcVec *restrict v, const char *name); + +#define bc_vec_pop(v) (bc_vec_npop((v), 1)) +#define bc_vec_top(v) (bc_vec_item_rev((v), 0)) + +#ifndef NDEBUG +#define bc_map_init(v) (bc_vec_init((v), sizeof(BcId), bc_id_free)) +#else // NDEBUG +#define bc_map_init(v) (bc_vec_init((v), sizeof(BcId), NULL)) +#endif // NDEBUG + +#endif // BC_VECTOR_H diff --git a/include/vm.h b/include/vm.h new file mode 100644 index 000000000000..0ca20047b824 --- /dev/null +++ b/include/vm.h @@ -0,0 +1,357 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * Definitions for bc's VM. + * + */ + +#ifndef BC_VM_H +#define BC_VM_H + +#include +#include + +#include + +#if BC_ENABLE_NLS + +# ifdef _WIN32 +# error NLS is not supported on Windows. +# endif // _WIN32 + +#include + +#endif // BC_ENABLE_NLS + +#include +#include +#include +#include +#include +#include + +#if !BC_ENABLED && !DC_ENABLED +#error Must define BC_ENABLED, DC_ENABLED, or both +#endif + +// CHAR_BIT must be at least 6. +#if CHAR_BIT < 6 +#error CHAR_BIT must be at least 6. +#endif + +#ifndef BC_ENABLE_NLS +#define BC_ENABLE_NLS (0) +#endif // BC_ENABLE_NLS + +#ifndef MAINEXEC +#define MAINEXEC bc +#endif + +#ifndef EXECPREFIX +#define EXECPREFIX +#endif + +#define GEN_STR(V) #V +#define GEN_STR2(V) GEN_STR(V) + +#define BC_VERSION GEN_STR2(VERSION) +#define BC_EXECPREFIX GEN_STR2(EXECPREFIX) +#define BC_MAINEXEC GEN_STR2(MAINEXEC) + +// Windows has deprecated isatty(). +#ifdef _WIN32 +#define isatty _isatty +#endif // _WIN32 + +#define DC_FLAG_X (UINTMAX_C(1)<<0) +#define BC_FLAG_W (UINTMAX_C(1)<<1) +#define BC_FLAG_S (UINTMAX_C(1)<<2) +#define BC_FLAG_Q (UINTMAX_C(1)<<3) +#define BC_FLAG_L (UINTMAX_C(1)<<4) +#define BC_FLAG_I (UINTMAX_C(1)<<5) +#define BC_FLAG_G (UINTMAX_C(1)<<6) +#define BC_FLAG_P (UINTMAX_C(1)<<7) +#define BC_FLAG_TTYIN (UINTMAX_C(1)<<8) +#define BC_FLAG_TTY (UINTMAX_C(1)<<9) +#define BC_TTYIN (vm.flags & BC_FLAG_TTYIN) +#define BC_TTY (vm.flags & BC_FLAG_TTY) + +#define BC_S (BC_ENABLED && (vm.flags & BC_FLAG_S)) +#define BC_W (BC_ENABLED && (vm.flags & BC_FLAG_W)) +#define BC_L (BC_ENABLED && (vm.flags & BC_FLAG_L)) +#define BC_I (vm.flags & BC_FLAG_I) +#define BC_G (BC_ENABLED && (vm.flags & BC_FLAG_G)) +#define DC_X (DC_ENABLED && (vm.flags & DC_FLAG_X)) +#define BC_P (vm.flags & BC_FLAG_P) + +#define BC_USE_PROMPT (!BC_P && BC_TTY && !BC_IS_POSIX) + +#define BC_MAX(a, b) ((a) > (b) ? (a) : (b)) +#define BC_MIN(a, b) ((a) < (b) ? (a) : (b)) + +#define BC_MAX_OBASE ((BcBigDig) (BC_BASE_POW)) +#define BC_MAX_DIM ((BcBigDig) (SIZE_MAX - 1)) +#define BC_MAX_SCALE ((BcBigDig) (BC_NUM_BIGDIG_MAX - 1)) +#define BC_MAX_STRING ((BcBigDig) (BC_NUM_BIGDIG_MAX - 1)) +#define BC_MAX_NAME BC_MAX_STRING +#define BC_MAX_NUM BC_MAX_SCALE + +#if BC_ENABLE_EXTRA_MATH +#define BC_MAX_RAND ((BcBigDig) (((BcRand) 0) - 1)) +#endif // BC_ENABLE_EXTRA_MATH + +#define BC_MAX_EXP ((ulong) (BC_NUM_BIGDIG_MAX)) +#define BC_MAX_VARS ((ulong) (SIZE_MAX - 1)) + +#define BC_IS_BC (BC_ENABLED && (!DC_ENABLED || vm.name[0] != 'd')) +#define BC_IS_POSIX (BC_S || BC_W) + +#if BC_DEBUG_CODE +#define BC_VM_JMP bc_vm_jmp(__func__) +#else // BC_DEBUG_CODE +#define BC_VM_JMP bc_vm_jmp() +#endif // BC_DEBUG_CODE + +#define BC_SIG_EXC \ + BC_UNLIKELY(vm.status != (sig_atomic_t) BC_STATUS_SUCCESS || vm.sig) +#define BC_NO_SIG_EXC \ + BC_LIKELY(vm.status == (sig_atomic_t) BC_STATUS_SUCCESS && !vm.sig) + +#ifndef NDEBUG +#define BC_SIG_ASSERT_LOCKED do { assert(vm.sig_lock); } while (0) +#define BC_SIG_ASSERT_NOT_LOCKED do { assert(vm.sig_lock == 0); } while (0) +#else // NDEBUG +#define BC_SIG_ASSERT_LOCKED +#define BC_SIG_ASSERT_NOT_LOCKED +#endif // NDEBUG + +#define BC_SIG_LOCK \ + do { \ + BC_SIG_ASSERT_NOT_LOCKED; \ + vm.sig_lock = 1; \ + } while (0) + +#define BC_SIG_UNLOCK \ + do { \ + BC_SIG_ASSERT_LOCKED; \ + vm.sig_lock = 0; \ + if (BC_SIG_EXC) BC_VM_JMP; \ + } while (0) + +#define BC_SIG_MAYLOCK \ + do { \ + vm.sig_lock = 1; \ + } while (0) + +#define BC_SIG_MAYUNLOCK \ + do { \ + vm.sig_lock = 0; \ + if (BC_SIG_EXC) BC_VM_JMP; \ + } while (0) + +#define BC_SIG_TRYLOCK(v) \ + do { \ + v = vm.sig_lock; \ + vm.sig_lock = 1; \ + } while (0) + +#define BC_SIG_TRYUNLOCK(v) \ + do { \ + vm.sig_lock = (v); \ + if (!(v) && BC_SIG_EXC) BC_VM_JMP; \ + } while (0) + +#define BC_SETJMP(l) \ + do { \ + sigjmp_buf sjb; \ + BC_SIG_LOCK; \ + if (sigsetjmp(sjb, 0)) { \ + assert(BC_SIG_EXC); \ + goto l; \ + } \ + bc_vec_push(&vm.jmp_bufs, &sjb); \ + BC_SIG_UNLOCK; \ + } while (0) + +#define BC_SETJMP_LOCKED(l) \ + do { \ + sigjmp_buf sjb; \ + BC_SIG_ASSERT_LOCKED; \ + if (sigsetjmp(sjb, 0)) { \ + assert(BC_SIG_EXC); \ + goto l; \ + } \ + bc_vec_push(&vm.jmp_bufs, &sjb); \ + } while (0) + +#define BC_LONGJMP_CONT \ + do { \ + BC_SIG_ASSERT_LOCKED; \ + if (!vm.sig_pop) bc_vec_pop(&vm.jmp_bufs); \ + BC_SIG_UNLOCK; \ + } while (0) + +#define BC_UNSETJMP \ + do { \ + BC_SIG_ASSERT_LOCKED; \ + bc_vec_pop(&vm.jmp_bufs); \ + } while (0) + +#define BC_LONGJMP_STOP \ + do { \ + vm.sig_pop = 0; \ + vm.sig = 0; \ + } while (0) + +#define BC_VM_BUF_SIZE (1<<12) +#define BC_VM_STDOUT_BUF_SIZE (1<<11) +#define BC_VM_STDERR_BUF_SIZE (1<<10) +#define BC_VM_STDIN_BUF_SIZE BC_VM_STDERR_BUF_SIZE + +#define bc_vm_err(e) (bc_vm_error((e), 0)) +#define bc_vm_verr(e, ...) (bc_vm_error((e), 0, __VA_ARGS__)) + +#define BC_STATUS_IS_ERROR(s) \ + ((s) >= BC_STATUS_ERROR_MATH && (s) <= BC_STATUS_ERROR_FATAL) + +#define BC_VM_INVALID_CATALOG ((nl_catd) -1) + +// dc does not use is_stdin. +#if !BC_ENABLED +#define bc_vm_process(text, is_stdin) bc_vm_process(text) +#else // BC_ENABLED +#endif // BC_ENABLED + +typedef struct BcVm { + + volatile sig_atomic_t status; + volatile sig_atomic_t sig_pop; + + BcParse prs; + BcProgram prog; + + BcVec jmp_bufs; + + BcVec temps; + + const char* file; + + const char *sigmsg; + volatile sig_atomic_t sig_lock; + volatile sig_atomic_t sig; + uchar siglen; + + uchar read_ret; + uint16_t flags; + + uint16_t nchars; + uint16_t line_len; + + bool eof; + + BcBigDig maxes[BC_PROG_GLOBALS_LEN + BC_ENABLE_EXTRA_MATH]; + + BcVec files; + BcVec exprs; + + const char *name; + const char *help; + +#if BC_ENABLE_HISTORY + BcHistory history; +#endif // BC_ENABLE_HISTORY + + BcLexNext next; + BcParseParse parse; + BcParseExpr expr; + + const char *func_header; + + const char *err_ids[BC_ERR_IDX_NELEMS + BC_ENABLED]; + const char *err_msgs[BC_ERROR_NELEMS]; + + const char *locale; + + BcBigDig last_base; + BcBigDig last_pow; + BcBigDig last_exp; + BcBigDig last_rem; + + char *env_args_buffer; + BcVec env_args; + + BcNum max; + BcDig max_num[BC_NUM_BIGDIG_LOG10]; + + BcFile fout; + BcFile ferr; + +#if BC_ENABLE_NLS + nl_catd catalog; +#endif // BC_ENABLE_NLS + + char *buf; + size_t buf_len; + +} BcVm; + +void bc_vm_info(const char* const help); +void bc_vm_boot(int argc, char *argv[], const char *env_len, + const char* const env_args, const char* env_exp_quit); +void bc_vm_shutdown(void); + +void bc_vm_printf(const char *fmt, ...); +void bc_vm_putchar(int c); +size_t bc_vm_arraySize(size_t n, size_t size); +size_t bc_vm_growSize(size_t a, size_t b); +void* bc_vm_malloc(size_t n); +void* bc_vm_realloc(void *ptr, size_t n); +char* bc_vm_strdup(const char *str); + +#if BC_DEBUG_CODE +void bc_vm_jmp(const char *f); +#else // BC_DEBUG_CODE +void bc_vm_jmp(void); +#endif // BC_DEBUG_CODE + +void bc_vm_error(BcError e, size_t line, ...); + +extern const char bc_copyright[]; +extern const char* const bc_err_line; +extern const char* const bc_err_func_header; +extern const char *bc_errs[]; +extern const uchar bc_err_ids[]; +extern const char* const bc_err_msgs[]; + +extern BcVm vm; +extern char output_bufs[BC_VM_BUF_SIZE]; + +#endif // BC_VM_H diff --git a/install.sh b/install.sh new file mode 100755 index 000000000000..15e6ba240307 --- /dev/null +++ b/install.sh @@ -0,0 +1,63 @@ +#! /bin/sh +# +# Copyright (c) 2018-2020 Gavin D. Howard and contributors. +# +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are met: +# +# * Redistributions of source code must retain the above copyright notice, this +# list of conditions and the following disclaimer. +# +# * Redistributions in binary form must reproduce the above copyright notice, +# this list of conditions and the following disclaimer in the documentation +# and/or other materials provided with the distribution. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE +# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +# POSSIBILITY OF SUCH DAMAGE. +# + +usage() { + printf "usage: %s install_dir exec_suffix\n" "$0" 1>&2 + exit 1 +} + +script="$0" +scriptdir=$(dirname "$script") + +. "$scriptdir/functions.sh" + +INSTALL="$scriptdir/safe-install.sh" + +test "$#" -ge 2 || usage + +installdir="$1" +shift + +exec_suffix="$1" +shift + +bindir="$scriptdir/bin" + +for exe in $bindir/*; do + + base=$(basename "$exe") + + if [ -L "$exe" ]; then + link=$(readlink "$exe") + "$INSTALL" -Dlm 755 "$link$exec_suffix" "$installdir/$base$exec_suffix" + else + "$INSTALL" -Dm 755 "$exe" "$installdir/$base$exec_suffix" + fi + +done diff --git a/karatsuba.py b/karatsuba.py new file mode 100755 index 000000000000..9e09d755e691 --- /dev/null +++ b/karatsuba.py @@ -0,0 +1,229 @@ +#! /usr/bin/python3 -B +# +# Copyright (c) 2018-2020 Gavin D. Howard and contributors. +# +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are met: +# +# * Redistributions of source code must retain the above copyright notice, this +# list of conditions and the following disclaimer. +# +# * Redistributions in binary form must reproduce the above copyright notice, +# this list of conditions and the following disclaimer in the documentation +# and/or other materials provided with the distribution. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE +# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +# POSSIBILITY OF SUCH DAMAGE. +# + +import os +import sys +import subprocess +import time + +def usage(): + print("usage: {} [num_iterations test_num exe]".format(script)) + print("\n num_iterations is the number of times to run each karatsuba number; default is 4") + print("\n test_num is the last Karatsuba number to run through tests") + sys.exit(1) + +def run(cmd, env=None): + return subprocess.run(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE, env=env) + +script = sys.argv[0] +testdir = os.path.dirname(script) + +print("\nWARNING: This script is for distro and package maintainers.") +print("It is for finding the optimal Karatsuba number.") +print("Though it only needs to be run once per release/platform,") +print("it takes forever to run.") +print("You have been warned.\n") +print("Note: If you send an interrupt, it will report the current best number.\n") + +if __name__ != "__main__": + usage() + +mx = 520 +mx2 = mx // 2 +mn = 16 + +num = "9" * mx + +args_idx = 4 + +if len(sys.argv) >= 2: + num_iterations = int(sys.argv[1]) +else: + num_iterations = 4 + +if len(sys.argv) >= 3: + test_num = int(sys.argv[2]) +else: + test_num = 0 + +if len(sys.argv) >= args_idx: + exe = sys.argv[3] +else: + exe = testdir + "/bin/bc" + +exedir = os.path.dirname(exe) + +indata = "for (i = 0; i < 100; ++i) {} * {}\n" +indata += "1.23456789^100000\n1.23456789^100000\nhalt" +indata = indata.format(num, num).encode() + +times = [] +nums = [] +runs = [] +nruns = num_iterations + 1 + +for i in range(0, nruns): + runs.append(0) + +tests = [ "multiply", "modulus", "power", "sqrt" ] +scripts = [ "multiply" ] + +print("Testing CFLAGS=\"-flto\"...") + +flags = dict(os.environ) +try: + flags["CFLAGS"] = flags["CFLAGS"] + " " + "-flto" +except KeyError: + flags["CFLAGS"] = "-flto" + +p = run([ "./configure.sh", "-O3" ], flags) +if p.returncode != 0: + print("configure.sh returned an error ({}); exiting...".format(p.returncode)) + sys.exit(p.returncode) + +p = run([ "make" ]) + +if p.returncode == 0: + config_env = flags + print("Using CFLAGS=\"-flto\"") +else: + config_env = os.environ + print("Not using CFLAGS=\"-flto\"") + +p = run([ "make", "clean" ]) + +print("Testing \"make -j4\"") + +if p.returncode != 0: + print("make returned an error ({}); exiting...".format(p.returncode)) + sys.exit(p.returncode) + +p = run([ "make", "-j4" ]) + +if p.returncode == 0: + makecmd = [ "make", "-j4" ] + print("Using \"make -j4\"") +else: + makecmd = [ "make" ] + print("Not using \"make -j4\"") + +if test_num != 0: + mx2 = test_num + +try: + + for i in range(mn, mx2 + 1): + + print("\nCompiling...\n") + + p = run([ "./configure.sh", "-O3", "-k{}".format(i) ], config_env) + + if p.returncode != 0: + print("configure.sh returned an error ({}); exiting...".format(p.returncode)) + sys.exit(p.returncode) + + p = run(makecmd) + + if p.returncode != 0: + print("make returned an error ({}); exiting...".format(p.returncode)) + sys.exit(p.returncode) + + if (test_num >= i): + + print("Running tests for Karatsuba Num: {}\n".format(i)) + + for test in tests: + + cmd = [ "{}/tests/test.sh".format(testdir), "bc", test, "0", "0", exe ] + + p = subprocess.run(cmd + sys.argv[args_idx:], stderr=subprocess.PIPE) + + if p.returncode != 0: + print("{} test failed:\n".format(test, p.returncode)) + print(p.stderr.decode()) + print("\nexiting...") + sys.exit(p.returncode) + + print("") + + for script in scripts: + + cmd = [ "{}/tests/script.sh".format(testdir), "bc", script + ".bc", + "0", "1", "1", "0", exe ] + + p = subprocess.run(cmd + sys.argv[args_idx:], stderr=subprocess.PIPE) + + if p.returncode != 0: + print("{} test failed:\n".format(test, p.returncode)) + print(p.stderr.decode()) + print("\nexiting...") + sys.exit(p.returncode) + + print("") + + elif test_num == 0: + + print("Timing Karatsuba Num: {}".format(i), end='', flush=True) + + for j in range(0, nruns): + + cmd = [ exe, "{}/tests/bc/power.txt".format(testdir) ] + + start = time.perf_counter() + p = subprocess.run(cmd, input=indata, stdout=subprocess.PIPE, stderr=subprocess.PIPE) + end = time.perf_counter() + + if p.returncode != 0: + print("bc returned an error; exiting...") + sys.exit(p.returncode) + + runs[j] = end - start + + run_times = runs[1:] + avg = sum(run_times) / len(run_times) + + times.append(avg) + nums.append(i) + print(", Time: {}".format(times[i - mn])) + +except KeyboardInterrupt: + nums = nums[0:i] + times = times[0:i] + +if test_num == 0: + + opt = nums[times.index(min(times))] + + print("\n\nOptimal Karatsuba Num (for this machine): {}".format(opt)) + print("Run the following:\n") + if "-flto" in config_env["CFLAGS"]: + print("CFLAGS=\"-flto\" ./configure.sh -O3 -k {}".format(opt)) + else: + print("./configure.sh -O3 -k {}".format(opt)) + print("make") diff --git a/link.sh b/link.sh new file mode 100755 index 000000000000..4d9b46cf7029 --- /dev/null +++ b/link.sh @@ -0,0 +1,60 @@ +#! /bin/sh +# +# Copyright (c) 2018-2020 Gavin D. Howard and contributors. +# +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are met: +# +# * Redistributions of source code must retain the above copyright notice, this +# list of conditions and the following disclaimer. +# +# * Redistributions in binary form must reproduce the above copyright notice, +# this list of conditions and the following disclaimer in the documentation +# and/or other materials provided with the distribution. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE +# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +# POSSIBILITY OF SUCH DAMAGE. +# + +usage() { + printf "usage: %s bin_dir link\n" "$0" 1>&2 + exit 1 +} + +test "$#" -gt 1 || usage + +bindir="$1" +shift + +link="$1" +shift + + +for exe in "$bindir"/*; do + + if [ ! -L "$exe" ]; then + + base=$(basename "$exe") + ext="${base##*.}" + + if [ "$ext" != "$base" ]; then + name="$link.$ext" + else + name="$link" + fi + + ln -fs "$base" "$bindir/$name" + fi + +done diff --git a/locale_install.sh b/locale_install.sh new file mode 100755 index 000000000000..007aca3adcae --- /dev/null +++ b/locale_install.sh @@ -0,0 +1,230 @@ +#! /bin/sh +# +# Copyright (c) 2018-2020 Gavin D. Howard and contributors. +# +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are met: +# +# * Redistributions of source code must retain the above copyright notice, this +# list of conditions and the following disclaimer. +# +# * Redistributions in binary form must reproduce the above copyright notice, +# this list of conditions and the following disclaimer in the documentation +# and/or other materials provided with the distribution. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE +# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +# POSSIBILITY OF SUCH DAMAGE. +# + +usage() { + printf "usage: %s NLSPATH main_exec [DESTDIR]\n" "$0" 1>&2 + exit 1 +} + +gencatfile() { + + _gencatfile_loc="$1" + shift + + _gencatfile_file="$1" + shift + + mkdir -p $(dirname "$_gencatfile_loc") + gencat "$_gencatfile_loc" "$_gencatfile_file" > /dev/null 2>&1 +} + +localeexists() { + + _localeexists_locales="$1" + shift + + _localeexists_locale="$1" + shift + + _localeexists_destdir="$1" + shift + + if [ "$_localeexists_destdir" != "" ]; then + _localeexists_char="@" + _localeexists_locale="${_localeexists_locale%%_localeexists_char*}" + _localeexists_char="." + _localeexists_locale="${_localeexists_locale##*$_localeexists_char}" + fi + + test ! -z "${_localeexists_locales##*$_localeexists_locale*}" + return $? +} + +splitpath() { + + _splitpath_path="$1" + shift + + if [ "$_splitpath_path" = "${_splitpath_path#/}" ]; then + printf 'Must use absolute paths\n' + exit 1 + fi + + if [ "${_splitpath_path#\n*}" != "$_splitpath_path" ]; then + exit 1 + fi + + _splitpath_list="" + _splitpath_item="" + + while [ "$_splitpath_path" != "/" ]; do + _splitpath_item=$(basename "$_splitpath_path") + _splitpath_list=$(printf '\n%s%s' "$_splitpath_item" "$_splitpath_list") + _splitpath_path=$(dirname "$_splitpath_path") + done + + if [ "$_splitpath_list" != "/" ]; then + _splitpath_list="${_splitpath_list#?}" + fi + + printf '%s' "$_splitpath_list" +} + +relpath() { + + _relpath_path1="$1" + shift + + _relpath_path2="$1" + shift + + _relpath_nl=$(printf '\nx') + _relpath_nl="${_relpath_nl%x}" + + _relpath_splitpath1=`splitpath "$_relpath_path1"` + _relpath_splitpath2=`splitpath "$_relpath_path2"` + + _relpath_path="" + _relpath_temp1="$_relpath_splitpath1" + + IFS="$_relpath_nl" + + for _relpath_part in $_relpath_temp1; do + + _relpath_temp2="${_relpath_splitpath2#$_relpath_part$_relpath_nl}" + + if [ "$_relpath_temp2" = "$_relpath_splitpath2" ]; then + break + fi + + _relpath_splitpath2="$_relpath_temp2" + _relpath_splitpath1="${_relpath_splitpath1#$_relpath_part$_relpath_nl}" + + done + + for _relpath_part in $_relpath_splitpath2; do + _relpath_path="../$_relpath_path" + done + + _relpath_path="${_relpath_path%../}" + + for _relpath_part in $_relpath_splitpath1; do + _relpath_path="$_relpath_path$_relpath_part/" + done + + _relpath_path="${_relpath_path%/}" + + unset IFS + + printf '%s\n' "$_relpath_path" +} + +script="$0" +scriptdir=$(dirname "$script") + +. "$scriptdir/functions.sh" + +test "$#" -ge 2 || usage + +nlspath="$1" +shift + +main_exec="$1" +shift + +if [ "$#" -ge 1 ]; then + destdir="$1" + shift +else + destdir="" +fi + +"$scriptdir/locale_uninstall.sh" "$nlspath" "$main_exec" "$destdir" + +locales_dir="$scriptdir/locales" + +# What this does is if installing to a package, it installs all locales that +# match supported charsets instead of installing all directly supported locales. +if [ "$destdir" = "" ]; then + locales=$(locale -a) +else + locales=$(locale -m) +fi + +for file in $locales_dir/*.msg; do + + locale=$(basename "$file" ".msg") + loc=$(gen_nlspath "$destdir/$nlspath" "$locale" "$main_exec") + + localeexists "$locales" "$locale" "$destdir" + err="$?" + + if [ "$err" -eq 0 ]; then + continue + fi + + if [ -L "$file" ]; then + continue + fi + + gencatfile "$loc" "$file" + +done + +for file in $locales_dir/*.msg; do + + locale=$(basename "$file" ".msg") + loc=$(gen_nlspath "$destdir/$nlspath" "$locale" "$main_exec") + + localeexists "$locales" "$locale" "$destdir" + err="$?" + + if [ "$err" -eq 0 ]; then + continue + fi + + mkdir -p $(dirname "$loc") + + if [ -L "$file" ]; then + + link=$(readlink "$file") + linkdir=$(dirname "$file") + locale=$(basename "$link" .msg) + linksrc=$(gen_nlspath "$nlspath" "$locale" "$main_exec") + relloc="${loc##$destdir/}" + rel=$(relpath "$linksrc" "$relloc") + + if [ ! -f "$destdir/$linksrc" ]; then + gencatfile "$destdir/$linksrc" "$linkdir/$link" + fi + + ln -fs "$rel" "$loc" + fi + +done diff --git a/locale_uninstall.sh b/locale_uninstall.sh new file mode 100755 index 000000000000..5f2700fa08e6 --- /dev/null +++ b/locale_uninstall.sh @@ -0,0 +1,65 @@ +#! /bin/sh +# +# Copyright (c) 2018-2020 Gavin D. Howard and contributors. +# +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are met: +# +# * Redistributions of source code must retain the above copyright notice, this +# list of conditions and the following disclaimer. +# +# * Redistributions in binary form must reproduce the above copyright notice, +# this list of conditions and the following disclaimer in the documentation +# and/or other materials provided with the distribution. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE +# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +# POSSIBILITY OF SUCH DAMAGE. +# + +usage() { + printf "usage: %s NLSPATH main_exec [DESTDIR]\n" "$0" 1>&2 + exit 1 +} + +script="$0" +scriptdir=$(dirname "$script") + +. "$scriptdir/functions.sh" + +INSTALL="$scriptdir/safe-install.sh" + +test "$#" -ge 2 || usage + +nlspath="$1" +shift + +main_exec="$1" +shift + +if [ "$#" -ge 1 ]; then + destdir="$1" + shift +else + destdir="" +fi + +# I do something clever here. I am replacing the locale spot with +# a wildcard, which should make it search all locale directories. +# This way, we can delete catalogs for locales that we had to install +# because they are symlinks. +locales=$(gen_nlspath "$destdir/$nlspath" "*" "$main_exec") + +for l in $locales; do + rm -f "$l" +done diff --git a/locales/de_AT.ISO8859-1.msg b/locales/de_AT.ISO8859-1.msg new file mode 120000 index 000000000000..9f46cfac71ad --- /dev/null +++ b/locales/de_AT.ISO8859-1.msg @@ -0,0 +1 @@ +de_DE.ISO8859-1.msg \ No newline at end of file diff --git a/locales/de_AT.ISO8859-15.msg b/locales/de_AT.ISO8859-15.msg new file mode 120000 index 000000000000..9f46cfac71ad --- /dev/null +++ b/locales/de_AT.ISO8859-15.msg @@ -0,0 +1 @@ +de_DE.ISO8859-1.msg \ No newline at end of file diff --git a/locales/de_AT.UTF-8.msg b/locales/de_AT.UTF-8.msg new file mode 120000 index 000000000000..db4becd11216 --- /dev/null +++ b/locales/de_AT.UTF-8.msg @@ -0,0 +1 @@ +de_DE.UTF-8.msg \ No newline at end of file diff --git a/locales/de_AT.utf8.msg b/locales/de_AT.utf8.msg new file mode 120000 index 000000000000..a97d36394b35 --- /dev/null +++ b/locales/de_AT.utf8.msg @@ -0,0 +1 @@ +de_AT.UTF-8.msg \ No newline at end of file diff --git a/locales/de_CH.ISO8859-1.msg b/locales/de_CH.ISO8859-1.msg new file mode 120000 index 000000000000..9f46cfac71ad --- /dev/null +++ b/locales/de_CH.ISO8859-1.msg @@ -0,0 +1 @@ +de_DE.ISO8859-1.msg \ No newline at end of file diff --git a/locales/de_CH.ISO8859-15.msg b/locales/de_CH.ISO8859-15.msg new file mode 120000 index 000000000000..9f46cfac71ad --- /dev/null +++ b/locales/de_CH.ISO8859-15.msg @@ -0,0 +1 @@ +de_DE.ISO8859-1.msg \ No newline at end of file diff --git a/locales/de_CH.UTF-8.msg b/locales/de_CH.UTF-8.msg new file mode 120000 index 000000000000..db4becd11216 --- /dev/null +++ b/locales/de_CH.UTF-8.msg @@ -0,0 +1 @@ +de_DE.UTF-8.msg \ No newline at end of file diff --git a/locales/de_CH.utf8.msg b/locales/de_CH.utf8.msg new file mode 120000 index 000000000000..2a8e0d24d58d --- /dev/null +++ b/locales/de_CH.utf8.msg @@ -0,0 +1 @@ +de_CH.UTF-8.msg \ No newline at end of file diff --git a/locales/de_DE.ISO8859-1.msg b/locales/de_DE.ISO8859-1.msg new file mode 100644 index 000000000000..d058b56258d2 --- /dev/null +++ b/locales/de_DE.ISO8859-1.msg @@ -0,0 +1,80 @@ +$quote " + +$ Headers for printing errors/warnings. +$set 1 + +1 "Funktion:" + +$ Error types. +$set 2 + +1 "Rechenfehler:" +2 "Analysefehler:" +3 "Laufzeitfehler:" +4 "Fataler Fehler:" +5 "Warnung:" + +$ Math errors. +$set 3 + +1 "negative Zahl" +2 "Nicht-Ganzzahl-Wert" +3 "Überlauf: Zahl passt nicht in Register" +4 "Division durch 0" + +$ Parse errors. +$set 4 + +1 "Ende der Datei" +2 "ungültiges Zeichen: '%c'" +3 "Zeichenketten-Ende konnte nicht gefunden werden" +4 "Kommentar-Ende konnte nicht gefunden werden" +5 "ungültiges Token" +6 "ungültiger Ausdruck" +7 "leerer Ausdruck" +8 "Ungültige Druckanweisung" +9 "Ungültige Funktionsdefinition" +10 "Ungültige Zuweisung: Die linke Seite muss \"scale\", \"ibase\", \"obase\", \"seed\", \"last\", \"var\" oder \"array element\" sein" +11 "keine automatische Variable gefunden" +12 "Funktionsparameter oder Variable \"%s%s\" existiert bereits" +13 "Blockende konnte nicht gefunden werden" +14 "eine \"void-Funktion\" kann keinen Wert zurückgeben: %s()" +15 "Variable kann keine Referenz sein: %s" +16 "POSIX erlaubt keine Namen mit mehr als 1 Zeichen Länge: %s" +17 "POSIX erlaubt keine '#'-Skriptkommentare" +18 "POSIX erlaubt das Schlüsselwort \"%s\" nicht" +19 "POSIX erlaubt keinen Punkt ('.') als Abkürzung für das letzte Ergebnis" +20 "POSIX benötigt Klammern um Rückgabeausdrücke" +21 "POSIX erlaubt den Operator \"%s\" nicht" +22 "POSIX erlaubt keine Vergleichsoperatoren außerhalb von if-Anweisungen oder Schleifen" +23 "POSIX benötigt 0 oder 1 Vergleichsoperatoren pro Bedingung" +24 "POSIX erlaubt keinen leeren Ausdruck in einer for-Schleife" +25 "POSIX erlaubt keine exponentielle Notation" +26 "POSIX erlaubt keine Feld-Referenzen als Funktionsparameter" +27 "POSIX erfordert, dass die linke Klammer auf der gleichen Linie wie der Funktionskopf steht" + +$ Runtime errors. +$set 5 + +1 "ungültige \"ibase\": muss im Intervall [%lu, %lu] liegen" +2 "ungültige \"obase\": muss im Intervall [%lu, %lu] liegen" +3 "ungültige \"scale\": muss im Intervall [%lu, %lu] liegen" +4 "ungültiger read()-Ausdruck" +5 "rekursiver read()-Aufruf" +6 "Variable oder Feld-Element hat den falschen Typ" +7 "Stapel hat zu wenig Elemente" +8 "falsche Anzahl der Parameter: benötigt %zu, hat %zu" +9 "undefinierte Funktion: %s()" +10 "kann keinen ungültigen Wert in einem Ausdruck verwenden" + +$ Fatal errors. +$set 6 + +1 "Speicherzuweisung fehlgeschlagen" +2 "Ein-Ausgabe-Fehler" +3 "konnte die Datei nicht öffnen: %s" +4 "Datei ist nicht ASCII: %s" +5 "Pfad ist ein Verzeichnis: %s" +6 "ungültige Befehlszeilenoption: \"%s\"" +7 "Option erfordert ein Argument: '%c' (\"%s\")" +8 "Option benutzt keine Argumente: '%c' (\"%s\")" diff --git a/locales/de_DE.ISO8859-15.msg b/locales/de_DE.ISO8859-15.msg new file mode 120000 index 000000000000..9f46cfac71ad --- /dev/null +++ b/locales/de_DE.ISO8859-15.msg @@ -0,0 +1 @@ +de_DE.ISO8859-1.msg \ No newline at end of file diff --git a/locales/de_DE.UTF-8.msg b/locales/de_DE.UTF-8.msg new file mode 100644 index 000000000000..4177c1c0c8b3 --- /dev/null +++ b/locales/de_DE.UTF-8.msg @@ -0,0 +1,80 @@ +$quote " + +$ Headers for printing errors/warnings. +$set 1 + +1 "Funktion:" + +$ Error types. +$set 2 + +1 "Rechenfehler:" +2 "Analysefehler:" +3 "Laufzeitfehler:" +4 "Fataler Fehler:" +5 "Warnung:" + +$ Math errors. +$set 3 + +1 "negative Zahl" +2 "Nicht-Ganzzahl-Wert" +3 "Ãœberlauf: Zahl passt nicht in Register" +4 "Division durch 0" + +$ Parse errors. +$set 4 + +1 "Ende der Datei" +2 "ungültiges Zeichen: '%c'" +3 "Zeichenketten-Ende konnte nicht gefunden werden" +4 "Kommentar-Ende konnte nicht gefunden werden" +5 "ungültiges Token" +6 "ungültiger Ausdruck" +7 "leerer Ausdruck" +8 "Ungültige Druckanweisung" +9 "Ungültige Funktionsdefinition" +10 "Ungültige Zuweisung: Die linke Seite muss \"scale\", \"ibase\", \"obase\", \"seed\", \"last\", \"var\" oder \"array element\" sein" +11 "keine automatische Variable gefunden" +12 "Funktionsparameter oder Variable \"%s%s\" existiert bereits" +13 "Blockende konnte nicht gefunden werden" +14 "eine \"void-Funktion\" kann keinen Wert zurückgeben: %s()" +15 "Variable kann keine Referenz sein: %s" +16 "POSIX erlaubt keine Namen mit mehr als 1 Zeichen Länge: %s" +17 "POSIX erlaubt keine '#'-Skriptkommentare" +18 "POSIX erlaubt das Schlüsselwort \"%s\" nicht" +19 "POSIX erlaubt keinen Punkt ('.') als Abkürzung für das letzte Ergebnis" +20 "POSIX benötigt Klammern um Rückgabeausdrücke" +21 "POSIX erlaubt den Operator \"%s\" nicht" +22 "POSIX erlaubt keine Vergleichsoperatoren außerhalb von if-Anweisungen oder Schleifen" +23 "POSIX benötigt 0 oder 1 Vergleichsoperatoren pro Bedingung" +24 "POSIX erlaubt keinen leeren Ausdruck in einer for-Schleife" +25 "POSIX erlaubt keine exponentielle Notation" +26 "POSIX erlaubt keine Feld-Referenzen als Funktionsparameter" +27 "POSIX erfordert, dass die linke Klammer auf der gleichen Linie wie der Funktionskopf steht" + +$ Runtime errors. +$set 5 + +1 "ungültige \"ibase\": muss im Intervall [%lu, %lu] liegen" +2 "ungültige \"obase\": muss im Intervall [%lu, %lu] liegen" +3 "ungültige \"scale\"; muss im Intervall [%lu, %lu] liegen" +4 "ungültiger read()-Ausdruck" +5 "rekursiver read()-Aufruf" +6 "Variable oder Feld-Element hat den falschen Typ" +7 "Stapel hat zu wenig Elemente" +8 "falsche Anzahl der Parameter: benötigt %zu, hat %zu" +9 "undefinierte Funktion: %s()" +10 "kann keinen ungültigen Wert in einem Ausdruck verwenden" + +$ Fatal errors. +$set 6 + +1 "Speicherzuweisung fehlgeschlagen" +2 "Ein-Ausgabe-Fehler" +3 "konnte die Datei nicht öffnen: %s" +4 "Datei ist nicht ASCII: %s" +5 "Pfad ist ein Verzeichnis: %s" +6 "ungültige Befehlszeilenoption: \"%s\"" +7 "Option erfordert ein Argument: '%c' (\"%s\")" +8 "Option benutzt keine Argumente: '%c' (\"%s\")" diff --git a/locales/de_DE.utf8.msg b/locales/de_DE.utf8.msg new file mode 120000 index 000000000000..db4becd11216 --- /dev/null +++ b/locales/de_DE.utf8.msg @@ -0,0 +1 @@ +de_DE.UTF-8.msg \ No newline at end of file diff --git a/locales/en_AU.ISO8859-1.msg b/locales/en_AU.ISO8859-1.msg new file mode 120000 index 000000000000..8118b73a6e95 --- /dev/null +++ b/locales/en_AU.ISO8859-1.msg @@ -0,0 +1 @@ +en_US.msg \ No newline at end of file diff --git a/locales/en_AU.ISO8859-15.msg b/locales/en_AU.ISO8859-15.msg new file mode 120000 index 000000000000..8118b73a6e95 --- /dev/null +++ b/locales/en_AU.ISO8859-15.msg @@ -0,0 +1 @@ +en_US.msg \ No newline at end of file diff --git a/locales/en_AU.US-ASCII.msg b/locales/en_AU.US-ASCII.msg new file mode 120000 index 000000000000..8118b73a6e95 --- /dev/null +++ b/locales/en_AU.US-ASCII.msg @@ -0,0 +1 @@ +en_US.msg \ No newline at end of file diff --git a/locales/en_AU.UTF-8.msg b/locales/en_AU.UTF-8.msg new file mode 120000 index 000000000000..8118b73a6e95 --- /dev/null +++ b/locales/en_AU.UTF-8.msg @@ -0,0 +1 @@ +en_US.msg \ No newline at end of file diff --git a/locales/en_AU.utf8.msg b/locales/en_AU.utf8.msg new file mode 120000 index 000000000000..bd2c02c017c0 --- /dev/null +++ b/locales/en_AU.utf8.msg @@ -0,0 +1 @@ +en_AU.UTF-8.msg \ No newline at end of file diff --git a/locales/en_CA.ISO8859-1.msg b/locales/en_CA.ISO8859-1.msg new file mode 120000 index 000000000000..8118b73a6e95 --- /dev/null +++ b/locales/en_CA.ISO8859-1.msg @@ -0,0 +1 @@ +en_US.msg \ No newline at end of file diff --git a/locales/en_CA.ISO8859-15.msg b/locales/en_CA.ISO8859-15.msg new file mode 120000 index 000000000000..8118b73a6e95 --- /dev/null +++ b/locales/en_CA.ISO8859-15.msg @@ -0,0 +1 @@ +en_US.msg \ No newline at end of file diff --git a/locales/en_CA.US-ASCII.msg b/locales/en_CA.US-ASCII.msg new file mode 120000 index 000000000000..8118b73a6e95 --- /dev/null +++ b/locales/en_CA.US-ASCII.msg @@ -0,0 +1 @@ +en_US.msg \ No newline at end of file diff --git a/locales/en_CA.UTF-8.msg b/locales/en_CA.UTF-8.msg new file mode 120000 index 000000000000..8118b73a6e95 --- /dev/null +++ b/locales/en_CA.UTF-8.msg @@ -0,0 +1 @@ +en_US.msg \ No newline at end of file diff --git a/locales/en_CA.utf8.msg b/locales/en_CA.utf8.msg new file mode 120000 index 000000000000..b97fb4d8d41f --- /dev/null +++ b/locales/en_CA.utf8.msg @@ -0,0 +1 @@ +en_CA.UTF-8.msg \ No newline at end of file diff --git a/locales/en_GB.ISO8859-1.msg b/locales/en_GB.ISO8859-1.msg new file mode 120000 index 000000000000..8118b73a6e95 --- /dev/null +++ b/locales/en_GB.ISO8859-1.msg @@ -0,0 +1 @@ +en_US.msg \ No newline at end of file diff --git a/locales/en_GB.ISO8859-15.msg b/locales/en_GB.ISO8859-15.msg new file mode 120000 index 000000000000..8118b73a6e95 --- /dev/null +++ b/locales/en_GB.ISO8859-15.msg @@ -0,0 +1 @@ +en_US.msg \ No newline at end of file diff --git a/locales/en_GB.US-ASCII.msg b/locales/en_GB.US-ASCII.msg new file mode 120000 index 000000000000..8118b73a6e95 --- /dev/null +++ b/locales/en_GB.US-ASCII.msg @@ -0,0 +1 @@ +en_US.msg \ No newline at end of file diff --git a/locales/en_GB.UTF-8.msg b/locales/en_GB.UTF-8.msg new file mode 120000 index 000000000000..8118b73a6e95 --- /dev/null +++ b/locales/en_GB.UTF-8.msg @@ -0,0 +1 @@ +en_US.msg \ No newline at end of file diff --git a/locales/en_GB.utf8.msg b/locales/en_GB.utf8.msg new file mode 120000 index 000000000000..8eb23d97fab6 --- /dev/null +++ b/locales/en_GB.utf8.msg @@ -0,0 +1 @@ +en_GB.UTF-8.msg \ No newline at end of file diff --git a/locales/en_IE.ISO8859-1.msg b/locales/en_IE.ISO8859-1.msg new file mode 120000 index 000000000000..8118b73a6e95 --- /dev/null +++ b/locales/en_IE.ISO8859-1.msg @@ -0,0 +1 @@ +en_US.msg \ No newline at end of file diff --git a/locales/en_IE.ISO8859-15.msg b/locales/en_IE.ISO8859-15.msg new file mode 120000 index 000000000000..8118b73a6e95 --- /dev/null +++ b/locales/en_IE.ISO8859-15.msg @@ -0,0 +1 @@ +en_US.msg \ No newline at end of file diff --git a/locales/en_IE.US_ASCII.msg b/locales/en_IE.US_ASCII.msg new file mode 120000 index 000000000000..8118b73a6e95 --- /dev/null +++ b/locales/en_IE.US_ASCII.msg @@ -0,0 +1 @@ +en_US.msg \ No newline at end of file diff --git a/locales/en_IE.UTF-8.msg b/locales/en_IE.UTF-8.msg new file mode 120000 index 000000000000..8118b73a6e95 --- /dev/null +++ b/locales/en_IE.UTF-8.msg @@ -0,0 +1 @@ +en_US.msg \ No newline at end of file diff --git a/locales/en_IE.utf8.msg b/locales/en_IE.utf8.msg new file mode 120000 index 000000000000..1a219bb5f9d5 --- /dev/null +++ b/locales/en_IE.utf8.msg @@ -0,0 +1 @@ +en_IE.UTF-8.msg \ No newline at end of file diff --git a/locales/en_NZ.ISO8859-1.msg b/locales/en_NZ.ISO8859-1.msg new file mode 120000 index 000000000000..8118b73a6e95 --- /dev/null +++ b/locales/en_NZ.ISO8859-1.msg @@ -0,0 +1 @@ +en_US.msg \ No newline at end of file diff --git a/locales/en_NZ.ISO8859-15.msg b/locales/en_NZ.ISO8859-15.msg new file mode 120000 index 000000000000..8118b73a6e95 --- /dev/null +++ b/locales/en_NZ.ISO8859-15.msg @@ -0,0 +1 @@ +en_US.msg \ No newline at end of file diff --git a/locales/en_NZ.US-ASCII.msg b/locales/en_NZ.US-ASCII.msg new file mode 120000 index 000000000000..8118b73a6e95 --- /dev/null +++ b/locales/en_NZ.US-ASCII.msg @@ -0,0 +1 @@ +en_US.msg \ No newline at end of file diff --git a/locales/en_NZ.UTF-8.msg b/locales/en_NZ.UTF-8.msg new file mode 120000 index 000000000000..8118b73a6e95 --- /dev/null +++ b/locales/en_NZ.UTF-8.msg @@ -0,0 +1 @@ +en_US.msg \ No newline at end of file diff --git a/locales/en_NZ.utf8.msg b/locales/en_NZ.utf8.msg new file mode 120000 index 000000000000..ce97e789a832 --- /dev/null +++ b/locales/en_NZ.utf8.msg @@ -0,0 +1 @@ +en_NZ.UTF-8.msg \ No newline at end of file diff --git a/locales/en_US.ISO8859-1.msg b/locales/en_US.ISO8859-1.msg new file mode 120000 index 000000000000..8118b73a6e95 --- /dev/null +++ b/locales/en_US.ISO8859-1.msg @@ -0,0 +1 @@ +en_US.msg \ No newline at end of file diff --git a/locales/en_US.ISO8859-15.msg b/locales/en_US.ISO8859-15.msg new file mode 120000 index 000000000000..8118b73a6e95 --- /dev/null +++ b/locales/en_US.ISO8859-15.msg @@ -0,0 +1 @@ +en_US.msg \ No newline at end of file diff --git a/locales/en_US.US-ASCII.msg b/locales/en_US.US-ASCII.msg new file mode 120000 index 000000000000..8118b73a6e95 --- /dev/null +++ b/locales/en_US.US-ASCII.msg @@ -0,0 +1 @@ +en_US.msg \ No newline at end of file diff --git a/locales/en_US.US_ASCII.msg b/locales/en_US.US_ASCII.msg new file mode 120000 index 000000000000..8118b73a6e95 --- /dev/null +++ b/locales/en_US.US_ASCII.msg @@ -0,0 +1 @@ +en_US.msg \ No newline at end of file diff --git a/locales/en_US.UTF-8.msg b/locales/en_US.UTF-8.msg new file mode 120000 index 000000000000..8118b73a6e95 --- /dev/null +++ b/locales/en_US.UTF-8.msg @@ -0,0 +1 @@ +en_US.msg \ No newline at end of file diff --git a/locales/en_US.msg b/locales/en_US.msg new file mode 100644 index 000000000000..e7bc257916ed --- /dev/null +++ b/locales/en_US.msg @@ -0,0 +1,108 @@ +$ $ +$ Copyright (c) 2018-2020 Gavin D. Howard and contributors. +$ $ +$ All rights reserved. +$ $ +$ Redistribution and use in source and binary forms, with or without +$ modification, are permitted provided that the following conditions are met: +$ $ +$ * Redistributions of source code must retain the above copyright notice, this +$ list of conditions and the following disclaimer. +$ $ +$ * Redistributions in binary form must reproduce the above copyright notice, +$ this list of conditions and the following disclaimer in the documentation +$ and/or other materials provided with the distribution. +$ $ +$ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +$ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +$ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +$ ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE +$ LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +$ CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +$ SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +$ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +$ CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +$ ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +$ POSSIBILITY OF SUCH DAMAGE. +$ $ + +$quote " + +$ Miscellaneous messages. +$set 1 + +1 "Function:" + +$ Error types. +$set 2 + +1 "Math error:" +2 "Parse error:" +3 "Runtime error:" +4 "Fatal error:" +5 "Warning:" + +$ Math errors. +$set 3 + +1 "negative number" +2 "non-integer number" +3 "overflow: number does not fit into a hardware number" +4 "divide by 0" + +$ Parse errors. +$set 4 + +1 "end of file" +2 "invalid character '%c'" +3 "string end cannot be found" +4 "comment end cannot be found" +5 "invalid token" +6 "invalid expression" +7 "empty expression" +8 "invalid print statement" +9 "invalid function definition" +10 "invalid assignment: left side must be scale, ibase, obase, seed, last, var, or array element" +11 "no auto variable found" +12 "function parameter or auto \"%s%s\" already exists" +13 "block end cannot be found" +14 "cannot return a value from void function: %s()" +15 "var cannot be a reference: %s" +16 "POSIX does not allow names longer than 1 character: %s" +17 "POSIX does not allow '#' script comments" +18 "POSIX does not allow the following keyword: %s" +19 "POSIX does not allow a period ('.') as a shortcut for the last result" +20 "POSIX requires parentheses around return expressions" +21 "POSIX does not allow the following operator: %s" +22 "POSIX does not allow comparison operators outside if statements or loops" +23 "POSIX requires 0 or 1 comparison operators per condition" +24 "POSIX requires all 3 parts of a for loop to be non-empty" +25 "POSIX does not allow exponential notation" +26 "POSIX does not allow array references as function parameters" +27 "POSIX requires the left brace be on the same line as the function header" + +$ Runtime errors. +$set 5 + +1 "invalid ibase: must be [%lu, %lu]" +2 "invalid obase: must be [%lu, %lu]" +3 "invalid scale: must be [%lu, %lu]" +4 "invalid read() expression" +5 "recursive read() call" +6 "variable or array element is the wrong type" +7 "stack has too few elements" +8 "wrong number of parameters; need %zu, have %zu" +9 "undefined function: %s()" +10 "cannot use a void value in an expression" + +$ Fatal errors. +$set 6 + +1 "memory allocation failed" +2 "I/O error" +3 "cannot open file: %s" +4 "file is not ASCII: %s" +5 "path is a directory: %s" +6 "invalid command-line option: \"%s\"" +7 "option requires an argument: '%c' (\"%s\")" +8 "option takes no arguments: '%c' (\"%s\")" diff --git a/locales/en_US.utf8.msg b/locales/en_US.utf8.msg new file mode 120000 index 000000000000..a5cacfcf7cfe --- /dev/null +++ b/locales/en_US.utf8.msg @@ -0,0 +1 @@ +en_US.UTF-8.msg \ No newline at end of file diff --git a/locales/es_ES.UTF-8.msg b/locales/es_ES.UTF-8.msg new file mode 100644 index 000000000000..9bca468c458f --- /dev/null +++ b/locales/es_ES.UTF-8.msg @@ -0,0 +1,108 @@ +$ $ +$ Copyright (c) 2018-2020 Gavin D. Howard and contributors. +$ $ +$ All rights reserved. +$ $ +$ Redistribution and use in source and binary forms, with or without +$ modification, are permitted provided that the following conditions are met: +$ $ +$ * Redistributions of source code must retain the above copyright notice, this +$ list of conditions and the following disclaimer. +$ $ +$ * Redistributions in binary form must reproduce the above copyright notice, +$ this list of conditions and the following disclaimer in the documentation +$ and/or other materials provided with the distribution. +$ $ +$ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +$ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +$ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +$ ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE +$ LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +$ CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +$ SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +$ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +$ CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +$ ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +$ POSSIBILITY OF SUCH DAMAGE. +$ $ + +$quote " + +$ Miscellaneous messages. +$set 1 + +1 "Función:" + +$ Error types. +$set 2 + +1 "Error de matemática:" +2 "Error de syntaxis:" +3 "Error de ejecución:" +4 "Error fatal:" +5 "Advertencia:" + +$ Math errors. +$set 3 + +1 "número negativo" +2 "número no es entero" +3 "desbordamiento de enteros: no se puede encajar el el hardware" +4 "división por cero" + +$ Parse errors. +$set 4 + +1 "fin de archivo" +2 "no válido '%c'" +3 "no puede encontrar el fine de la cadena" +4 "no puede encontrar el fine del comentario" +5 "el token no es válido" +6 "la expresión no es válida" +7 "la expresión es vacía" +8 "la expresión de print no es válida" +9 "la definición de función no es válida" +10 "la asignación no es valida: en la izquierda debe ser scale, ibase, obase, last, var, o un elemento de matriz" +11 "no se encontró ninguna variable automática" +12 "ya hay un parámetro de función o variable automatica que se llama \"%s%s\"" +13 "no se puede encontrar el final de del bloque de código" +14 "no puede haber un valor de retorno de una función \"void\": %s()" +15 "var no puede ser una referencia: %s" +16 "POSIX no permite nombres de más de 1 carácter: %s" +17 "POSIX no permite '#' script comentarios" +18 "POSIX no permite este palabra clave %s" +19 "POSIX no permite un punto ('.') como un atajo del resultado previoso" +20 "POSIX requieres paréntesis en el expresión del \"return\"" +21 "POSIX no permite este operador: %s" +22 "POSIX no permite operadores de comparación aparte de \"if\" expresión o bucles" +23 "POSIX requiere 0 o 1 operadores de comparisón para cada condición" +24 "POSIX requiere todos 3 partes de una bucla que no esta vacío" +25 "POSIX no permite una notación exponencial" +26 "POSIX no permite una referencia a una matriz como un parámetro de función" +27 "POSIX requiere el llave de la izquierda que sea en la misma línea que los parámetros de la función" + +$ Runtime errors. +$set 5 + +1 "\"ibase\" no es válido: debe ser [%lu, %lu]" +2 "\"obase\" no es válido: debe ser [%lu, %lu]" +3 "\"scale\" no es válido: debe ser [%lu, %lu]" +4 "read() expresión no es válido" +5 "recursion en la invocación de read()" +6 "variable o elemento del matriz de tipo equivocado" +7 "la pila no ha demaciado elementos" +8 "la función no tiene un número de argumentos correcto; necessita %zu, tiene %zu" +9 "la función no esta definida: %s()" +10 "no puede utilizar un valor vacío en una expresión" + +$ Fatal errors. +$set 6 + +1 "error en la asignación de memoria" +2 "error de I/O" +3 "no puede abrir el archivo: %s" +4 "el archivo no es ASCII: %s" +5 "el ruta es un directorio: %s" +6 "una opción de línea de comandos no es válida: \"%s\"" +7 "una opción requiere un argumento: '%c' (\"%s\")" +8 "una opción no tiene argumento: '%c' (\"%s\")" diff --git a/locales/es_ES.utf8.msg b/locales/es_ES.utf8.msg new file mode 120000 index 000000000000..9015906bb528 --- /dev/null +++ b/locales/es_ES.utf8.msg @@ -0,0 +1 @@ +es_ES.UTF-8.msg \ No newline at end of file diff --git a/locales/fr_BE.ISO8859-1.msg b/locales/fr_BE.ISO8859-1.msg new file mode 120000 index 000000000000..132ab00965ea --- /dev/null +++ b/locales/fr_BE.ISO8859-1.msg @@ -0,0 +1 @@ +fr_FR.ISO8859-1.msg \ No newline at end of file diff --git a/locales/fr_BE.ISO8859-15.msg b/locales/fr_BE.ISO8859-15.msg new file mode 120000 index 000000000000..132ab00965ea --- /dev/null +++ b/locales/fr_BE.ISO8859-15.msg @@ -0,0 +1 @@ +fr_FR.ISO8859-1.msg \ No newline at end of file diff --git a/locales/fr_BE.UTF-8.msg b/locales/fr_BE.UTF-8.msg new file mode 120000 index 000000000000..a927f182c45c --- /dev/null +++ b/locales/fr_BE.UTF-8.msg @@ -0,0 +1 @@ +fr_FR.UTF-8.msg \ No newline at end of file diff --git a/locales/fr_BE.utf8.msg b/locales/fr_BE.utf8.msg new file mode 120000 index 000000000000..f4845d7d8d95 --- /dev/null +++ b/locales/fr_BE.utf8.msg @@ -0,0 +1 @@ +fr_BE.UTF-8.msg \ No newline at end of file diff --git a/locales/fr_CA.ISO8859-1.msg b/locales/fr_CA.ISO8859-1.msg new file mode 120000 index 000000000000..132ab00965ea --- /dev/null +++ b/locales/fr_CA.ISO8859-1.msg @@ -0,0 +1 @@ +fr_FR.ISO8859-1.msg \ No newline at end of file diff --git a/locales/fr_CA.ISO8859-15.msg b/locales/fr_CA.ISO8859-15.msg new file mode 120000 index 000000000000..132ab00965ea --- /dev/null +++ b/locales/fr_CA.ISO8859-15.msg @@ -0,0 +1 @@ +fr_FR.ISO8859-1.msg \ No newline at end of file diff --git a/locales/fr_CA.UTF-8.msg b/locales/fr_CA.UTF-8.msg new file mode 120000 index 000000000000..a927f182c45c --- /dev/null +++ b/locales/fr_CA.UTF-8.msg @@ -0,0 +1 @@ +fr_FR.UTF-8.msg \ No newline at end of file diff --git a/locales/fr_CA.utf8.msg b/locales/fr_CA.utf8.msg new file mode 120000 index 000000000000..b250cec188b6 --- /dev/null +++ b/locales/fr_CA.utf8.msg @@ -0,0 +1 @@ +fr_CA.UTF-8.msg \ No newline at end of file diff --git a/locales/fr_CH.ISO8859-1.msg b/locales/fr_CH.ISO8859-1.msg new file mode 120000 index 000000000000..132ab00965ea --- /dev/null +++ b/locales/fr_CH.ISO8859-1.msg @@ -0,0 +1 @@ +fr_FR.ISO8859-1.msg \ No newline at end of file diff --git a/locales/fr_CH.ISO8859-15.msg b/locales/fr_CH.ISO8859-15.msg new file mode 120000 index 000000000000..132ab00965ea --- /dev/null +++ b/locales/fr_CH.ISO8859-15.msg @@ -0,0 +1 @@ +fr_FR.ISO8859-1.msg \ No newline at end of file diff --git a/locales/fr_CH.UTF-8.msg b/locales/fr_CH.UTF-8.msg new file mode 120000 index 000000000000..a927f182c45c --- /dev/null +++ b/locales/fr_CH.UTF-8.msg @@ -0,0 +1 @@ +fr_FR.UTF-8.msg \ No newline at end of file diff --git a/locales/fr_CH.utf8.msg b/locales/fr_CH.utf8.msg new file mode 120000 index 000000000000..33e731642449 --- /dev/null +++ b/locales/fr_CH.utf8.msg @@ -0,0 +1 @@ +fr_CH.UTF-8.msg \ No newline at end of file diff --git a/locales/fr_FR.ISO8859-1.msg b/locales/fr_FR.ISO8859-1.msg new file mode 100644 index 000000000000..c272a051e80b --- /dev/null +++ b/locales/fr_FR.ISO8859-1.msg @@ -0,0 +1,108 @@ +$ $ +$ Copyright (c) 2018-2020 Gavin D. Howard and contributors. +$ $ +$ All rights reserved. +$ $ +$ Redistribution and use in source and binary forms, with or without +$ modification, are permitted provided that the following conditions are met: +$ $ +$ * Redistributions of source code must retain the above copyright notice, this +$ list of conditions and the following disclaimer. +$ $ +$ * Redistributions in binary form must reproduce the above copyright notice, +$ this list of conditions and the following disclaimer in the documentation +$ and/or other materials provided with the distribution. +$ $ +$ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +$ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +$ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +$ ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE +$ LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +$ CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +$ SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +$ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +$ CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +$ ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +$ POSSIBILITY OF SUCH DAMAGE. +$ $ + +$quote " + +$ Miscellaneous messages. +$set 1 + +1 "Fonction :" + +$ Error types. +$set 2 + +1 "Erreur de calcul :" +2 "Erreur d'analyse syntaxique :" +3 "Erreur d'exécution :" +4 "Erreur fatale :" +5 "Avertissement :" + +$ Math errors. +$set 3 + +1 "nombre strictement négatif" +2 "nombre non entier" +3 "dépassement : le nombre ne tient pas dans un type traité par le processeur" +4 "division par 0" + +$ Parse errors. +$set 4 + +1 "fin de fichier" +2 "caractère invalide '%c'" +3 "fin de chaîne non trouvée" +4 "fin de commentaire non trouvée" +5 "symbole invalide" +6 "expression invalide" +7 "expression vide" +8 "instruction d'écriture invalide" +9 "définition de fonction invalide" +10 "affectation invalide : la partie gauche doit être 'scale', 'ibase', 'obase', 'seed', 'last', une variable ou une case de tableau" +11 "aucune variable auto trouvée" +12 "Le paramètre de fonction ou variable auto \"%s%s\" existe déjà" +13 "fin de bloc non trouvée" +14 "une fonction 'void' ne peut pas retourner de valeur : %s()" +15 "Une variable ne peut pas être une référence : %s" +16 "POSIX interdit les noms de plus d'un caractère : %s" +17 "POSIX interdit les commentaires dans les scripts (pas de '#')" +18 "POSIX interdit le mot-clé '%s'" +19 "POSIX interdit l'utilisation du point ('.') comme raccourci pour le dernier résultat" +20 "POSIX impose des parenthèses autour des expressions de retour" +21 "POSIX interdit l'opérateur '%s'" +22 "POSIX interdit les opérateurs de comparaison en dehors des expressions 'if' ou des boucles" +23 "POSIX impose 0 ou 1 opérateur de comparaison par condition" +24 "POSIX interdit une expression vide dans une boucle 'for'" +25 "POSIX interdit la notation exponentielle" +26 "POSIX interdit les références à un tableau dans les paramètres d'une fonction" +27 "POSIX impose que l'en-tête de la fonction et le '{' soient sur la même ligne" + +$ Runtime errors. +$set 5 + +1 "ibase invalide : doit être [%lu, %lu]" +2 "obase invalide : doit être [%lu, %lu]" +3 "scale invalide : doit être [%lu, %lu]" +4 "expression read() invalide" +5 "appel read() récursif" +6 "mauvais type de variable ou d'élément de tableau" +7 "pile sous-remplie" +8 "nombre incorrect de paramètres - attendus : %zu, obtenus : %zu" +9 "fonction non définie : %s()" +10 "une valeur 'void' est inutilisable dans une expression" + +$ Fatal errors. +$set 6 + +1 "échec d'allocation mémoire" +2 "erreur d'entrée-sortie" +3 "impossible d'ouvrir le fichier : %s" +4 "fichier non ASCII : %s" +5 "le chemin est un répertoire : %s" +6 "option de ligne de commande invalide : \"%s\"" +7 "l'option '%c' (\"%s\") requiert un argument" +8 "l'option '%c' (\"%s\") ne prend pas d'argument" diff --git a/locales/fr_FR.ISO8859-15.msg b/locales/fr_FR.ISO8859-15.msg new file mode 120000 index 000000000000..132ab00965ea --- /dev/null +++ b/locales/fr_FR.ISO8859-15.msg @@ -0,0 +1 @@ +fr_FR.ISO8859-1.msg \ No newline at end of file diff --git a/locales/fr_FR.UTF-8.msg b/locales/fr_FR.UTF-8.msg new file mode 100644 index 000000000000..c272a051e80b --- /dev/null +++ b/locales/fr_FR.UTF-8.msg @@ -0,0 +1,108 @@ +$ $ +$ Copyright (c) 2018-2020 Gavin D. Howard and contributors. +$ $ +$ All rights reserved. +$ $ +$ Redistribution and use in source and binary forms, with or without +$ modification, are permitted provided that the following conditions are met: +$ $ +$ * Redistributions of source code must retain the above copyright notice, this +$ list of conditions and the following disclaimer. +$ $ +$ * Redistributions in binary form must reproduce the above copyright notice, +$ this list of conditions and the following disclaimer in the documentation +$ and/or other materials provided with the distribution. +$ $ +$ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +$ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +$ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +$ ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE +$ LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +$ CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +$ SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +$ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +$ CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +$ ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +$ POSSIBILITY OF SUCH DAMAGE. +$ $ + +$quote " + +$ Miscellaneous messages. +$set 1 + +1 "Fonction :" + +$ Error types. +$set 2 + +1 "Erreur de calcul :" +2 "Erreur d'analyse syntaxique :" +3 "Erreur d'exécution :" +4 "Erreur fatale :" +5 "Avertissement :" + +$ Math errors. +$set 3 + +1 "nombre strictement négatif" +2 "nombre non entier" +3 "dépassement : le nombre ne tient pas dans un type traité par le processeur" +4 "division par 0" + +$ Parse errors. +$set 4 + +1 "fin de fichier" +2 "caractère invalide '%c'" +3 "fin de chaîne non trouvée" +4 "fin de commentaire non trouvée" +5 "symbole invalide" +6 "expression invalide" +7 "expression vide" +8 "instruction d'écriture invalide" +9 "définition de fonction invalide" +10 "affectation invalide : la partie gauche doit être 'scale', 'ibase', 'obase', 'seed', 'last', une variable ou une case de tableau" +11 "aucune variable auto trouvée" +12 "Le paramètre de fonction ou variable auto \"%s%s\" existe déjà" +13 "fin de bloc non trouvée" +14 "une fonction 'void' ne peut pas retourner de valeur : %s()" +15 "Une variable ne peut pas être une référence : %s" +16 "POSIX interdit les noms de plus d'un caractère : %s" +17 "POSIX interdit les commentaires dans les scripts (pas de '#')" +18 "POSIX interdit le mot-clé '%s'" +19 "POSIX interdit l'utilisation du point ('.') comme raccourci pour le dernier résultat" +20 "POSIX impose des parenthèses autour des expressions de retour" +21 "POSIX interdit l'opérateur '%s'" +22 "POSIX interdit les opérateurs de comparaison en dehors des expressions 'if' ou des boucles" +23 "POSIX impose 0 ou 1 opérateur de comparaison par condition" +24 "POSIX interdit une expression vide dans une boucle 'for'" +25 "POSIX interdit la notation exponentielle" +26 "POSIX interdit les références à un tableau dans les paramètres d'une fonction" +27 "POSIX impose que l'en-tête de la fonction et le '{' soient sur la même ligne" + +$ Runtime errors. +$set 5 + +1 "ibase invalide : doit être [%lu, %lu]" +2 "obase invalide : doit être [%lu, %lu]" +3 "scale invalide : doit être [%lu, %lu]" +4 "expression read() invalide" +5 "appel read() récursif" +6 "mauvais type de variable ou d'élément de tableau" +7 "pile sous-remplie" +8 "nombre incorrect de paramètres - attendus : %zu, obtenus : %zu" +9 "fonction non définie : %s()" +10 "une valeur 'void' est inutilisable dans une expression" + +$ Fatal errors. +$set 6 + +1 "échec d'allocation mémoire" +2 "erreur d'entrée-sortie" +3 "impossible d'ouvrir le fichier : %s" +4 "fichier non ASCII : %s" +5 "le chemin est un répertoire : %s" +6 "option de ligne de commande invalide : \"%s\"" +7 "l'option '%c' (\"%s\") requiert un argument" +8 "l'option '%c' (\"%s\") ne prend pas d'argument" diff --git a/locales/fr_FR.utf8.msg b/locales/fr_FR.utf8.msg new file mode 120000 index 000000000000..a927f182c45c --- /dev/null +++ b/locales/fr_FR.utf8.msg @@ -0,0 +1 @@ +fr_FR.UTF-8.msg \ No newline at end of file diff --git a/locales/ja_JP.UTF-8.msg b/locales/ja_JP.UTF-8.msg new file mode 100644 index 000000000000..766fcf417521 --- /dev/null +++ b/locales/ja_JP.UTF-8.msg @@ -0,0 +1,83 @@ +$quote " + +$ ãã®ä»–ã®ãƒ¡ãƒƒã‚»ãƒ¼ã‚¸ã€‚ +$set 1 + +1 "関数:" + +$ エラーã®ç¨®é¡žã€‚ +$set 2 + +1 "æ•°å­¦ã®ã‚¨ãƒ©ãƒ¼ï¼š" +2 "パースエラー:" +3 "ランタイムエラー:" +4 "致命的ãªã‚¨ãƒ©ãƒ¼ï¼š" +5 "警告:" + +$ æ•°å­¦ã®ã‚¨ãƒ©ãƒ¼ã§ã™ã€‚ +$set 3 + +1 "è² ã®æ•°" +2 "éžæ•´æ•°" +3 "オーãƒãƒ¼ãƒ•ãƒ­ãƒ¼ï¼šæ•°å­—ãŒãƒãƒ¼ãƒ‰ã‚¦ã‚§ã‚¢ç•ªå·ã«åŽã¾ã‚‰ãªã„" +4 "0ã§å‰²ã‚‹" + +$ 構文解æžã®ã‚¨ãƒ©ãƒ¼ã€‚ +$set 4 + +1 "ファイルã®çµ‚了" +2 "無効ãªæ–‡å­— '%c'" +3 "文字列ã®çµ‚端ãŒè¦‹ã¤ã‹ã‚Šã¾ã›ã‚“ã§ã—ãŸ" +4 "コメントエンドãŒè¦‹ã¤ã‹ã‚Šã¾ã›ã‚“ã§ã—ãŸ" +5 "無効ãªãƒˆãƒ¼ã‚¯ãƒ³" +6 "無効ãªå¼" +7 "空ã®å¼" +8 "無効ãªå°åˆ·æ–‡" +9 "無効ãªé–¢æ•°å®šç¾©" +10 "無効ãªä»£å…¥ï¼šå·¦å´ã¯ scale, ibase, obase, last, var, ã¾ãŸã¯é…列è¦ç´ ã§ãªã‘ã‚Œã°ãªã‚Šã¾ã›ã‚“" +11 "自動変数ãŒè¦‹ã¤ã‹ã‚Šã¾ã›ã‚“ã§ã—ãŸ" +12 "関数パラメータã¾ãŸã¯è‡ªå‹•\"ï¼…sï¼…s\"ã¯ã™ã§ã«å­˜åœ¨ã—ã¾ã™" +13 "ブロックエンドãŒè¦‹ã¤ã‹ã‚Šã¾ã›ã‚“ã§ã—ãŸ" +14 "void 関数ã‹ã‚‰å€¤ã‚’è¿”ã™ã“ã¨ã¯ã§ãã¾ã›ã‚“:%s()" +15 "varã¯å‚ç…§ã«ã§ãã¾ã›ã‚“:%s" +16 "POSIX 㯠1 文字より長ã„åå‰ã‚’許å¯ã—ã¾ã›ã‚“:%s" +17 "POSIX 㯠'#' スクリプトã®ã‚³ãƒ¡ãƒ³ãƒˆã‚’許å¯ã—ã¾ã›ã‚“。" +18 "POSIX ã¯ä»¥ä¸‹ã®ã‚­ãƒ¼ãƒ¯ãƒ¼ãƒ‰ã‚’許å¯ã—ã¾ã›ã‚“:%s" +19 "POSIX ã¯æœ€å¾Œã®çµæžœã®ã‚·ãƒ§ãƒ¼ãƒˆã‚«ãƒƒãƒˆã¨ã—ã¦ãƒ”リオド ('.') を許å¯ã—ã¾ã›ã‚“。" +20 "POSIX ã¯æˆ»ã‚Šå€¤å¼ã®å‘¨ã‚Šã«æ‹¬å¼§ã‚’å¿…è¦ã¨ã—ã¾ã™ã€‚" +21 "POSIX ã¯æ¬¡ã®æ¼”ç®—å­ã‚’許å¯ã—ã¾ã›ã‚“:%s" +22 "POSIX 㯠if 文やループã®å¤–ã®æ¯”較演算å­ã‚’許å¯ã—ã¾ã›ã‚“。" +23 "POSIXã¯æ¡ä»¶ã”ã¨ã«0ã¾ãŸã¯1ã®æ¯”較演算å­ã‚’å¿…è¦ã¨ã—ã¾ã™ã€‚" +24 "POSIXã¯forループã®3ã¤ã®éƒ¨åˆ†ãŒã™ã¹ã¦ç©ºã§ãªã„ã“ã¨ã‚’è¦æ±‚ã—ã¾ã™ã€‚" +25 "POSIXã¯æŒ‡æ•°è¡¨è¨˜ã‚’許å¯ã—ã¾ã›ã‚“。" +26 "POSIX ã¯é–¢æ•°ãƒ‘ラメータã¨ã—ã¦é…列å‚照を許å¯ã—ã¾ã›ã‚“。" +27 "POSIXã§ã¯ã€é–¢æ•°ãƒ˜ãƒƒãƒ€ã¨åŒã˜è¡Œã«å·¦ä¸­æ‹¬å¼§ãŒã‚ã‚‹ã“ã¨ãŒå¿…è¦ã§ã™ã€‚" + +$ ランタイムエラー。 +$set 5 + +1 "無効ãªibase:ã¯[ï¼…luã€ï¼…lu]ã§ãªã‘ã‚Œã°ãªã‚Šã¾ã›ã‚“" +2 "無効ãªobase:ã¯[ï¼…luã€ï¼…lu]ã§ãªã‘ã‚Œã°ãªã‚Šã¾ã›ã‚“" +3 "無効ãªscale:ã¯[ï¼…luã€ï¼…lu]ã§ãªã‘ã‚Œã°ãªã‚Šã¾ã›ã‚“" +4 "å¼ãŒç„¡åŠ¹read()" +5 "å†å¸°çš„読ã¿è¾¼ã¿()呼ã³å‡ºã—" +6 "変数ã¾ãŸã¯é…列è¦ç´ ã®åž‹ãŒé–“é•ã£ã¦ã„ã‚‹" +7 "スタックã®è¦ç´ ãŒå°‘ãªã™ãŽã‚‹" +8 "パラメータã®æ•°ãŒé–“é•ã£ã¦ã„ã¾ã™ã€‚" +9 "定義ã•ã‚Œã¦ã„ãªã„関数:%s()" +10 "å¼ã§ã¯ void 値を使用ã§ãã¾ã›ã‚“" + +$ 致命的ãªã‚¨ãƒ©ãƒ¼ãŒç™ºç”Ÿã—ã¾ã—ãŸã€‚ +$set 6 + +1 "メモリã®å‰²ã‚Šå½“ã¦ã«å¤±æ•—ã—ã¾ã—ãŸ" +2 "I/Oエラー" +3 "ファイルを開ã‘ã¾ã›ã‚“ã§ã—ãŸã€‚%s" +4 "ファイルãŒASCIIã§ã¯ã‚ã‚Šã¾ã›ã‚“:%s" +5 "パスã¯ãƒ‡ã‚£ãƒ¬ã‚¯ãƒˆãƒªã§ã™ï¼š%s" +6 "無効ãªã‚³ãƒžãƒ³ãƒ‰ãƒ©ã‚¤ãƒ³ã‚ªãƒ—ション:'ï¼…c'(\"ï¼…s\")" + +$set 7 + +1 "オプションã«ã¯å¼•æ•°ãŒå¿…è¦ã§ã™ï¼š'%c' (\"%s\")" +2 "オプションã¯å¼•æ•°ã‚’å–ã‚Šã¾ã›ã‚“:'%c' (\"%s\")" diff --git a/locales/ja_JP.eucJP.msg b/locales/ja_JP.eucJP.msg new file mode 100644 index 000000000000..926840e9b740 --- /dev/null +++ b/locales/ja_JP.eucJP.msg @@ -0,0 +1,83 @@ +$quote " + +$ ¤½¤Î¾¤Î¥á¥Ã¥»¡¼¥¸¡£ +$set 1 + +1 "´Ø¿ô¡§" + +$ ¥¨¥é¡¼¤Î¼ïÎà¡£ +$set 2 + +1 "¿ô³Ø¤Î¥¨¥é¡¼¡§" +2 "¥Ñ¡¼¥¹¥¨¥é¡¼¡§" +3 "¥é¥ó¥¿¥¤¥à¥¨¥é¡¼¡§" +4 "Ã×̿Ū¤Ê¥¨¥é¡¼¡§" +5 "·Ù¹ð¡§" + +$ ¿ô³Ø¤Î¥¨¥é¡¼¤Ç¤¹¡£ +$set 3 + +1 "Éé¤Î¿ô" +2 "ÈóÀ°¿ô" +3 "¥ª¡¼¥Ð¡¼¥Õ¥í¡¼¡§¿ô»ú¤¬¥Ï¡¼¥É¥¦¥§¥¢ÈÖ¹æ¤Ë¼ý¤Þ¤é¤Ê¤¤" +4 "0¤Ç³ä¤ë" + +$ ¹½Ê¸²òÀϤΥ¨¥é¡¼¡£ +$set 4 + +1 "¥Õ¥¡¥¤¥ë¤Î½ªÎ»" +2 "̵¸ú¤Êʸ»ú '%c'" +3 "ʸ»úÎó¤Î½ªÃ¼¤¬¸«¤Ä¤«¤ê¤Þ¤»¤ó¤Ç¤·¤¿" +4 "¥³¥á¥ó¥È¥¨¥ó¥É¤¬¸«¤Ä¤«¤ê¤Þ¤»¤ó¤Ç¤·¤¿" +5 "̵¸ú¤Ê¥È¡¼¥¯¥ó" +6 "̵¸ú¤Ê¼°" +7 "¶õ¤Î¼°" +8 "̵¸ú¤Ê°õºþʸ" +9 "̵¸ú¤Ê´Ø¿ôÄêµÁ" +10 "̵¸ú¤ÊÂåÆþ¡§º¸Â¦¤Ï scale, ibase, obase, last, var, ¤Þ¤¿¤ÏÇÛÎóÍ×ÁǤǤʤ±¤ì¤Ð¤Ê¤ê¤Þ¤»¤ó" +11 "¼«Æ°ÊÑ¿ô¤¬¸«¤Ä¤«¤ê¤Þ¤»¤ó¤Ç¤·¤¿" +12 "´Ø¿ô¥Ñ¥é¥á¡¼¥¿¤Þ¤¿¤Ï¼«Æ°\"¡ós¡ós\"¤Ï¤¹¤Ç¤Ë¸ºß¤·¤Þ¤¹" +13 "¥Ö¥í¥Ã¥¯¥¨¥ó¥É¤¬¸«¤Ä¤«¤ê¤Þ¤»¤ó¤Ç¤·¤¿" +14 "void ´Ø¿ô¤«¤éÃͤòÊÖ¤¹¤³¤È¤Ï¤Ç¤­¤Þ¤»¤ó¡§%s()" +15 "var¤Ï»²¾È¤Ë¤Ç¤­¤Þ¤»¤ó¡§¡ós" +16 "POSIX ¤Ï 1 ʸ»ú¤è¤êŤ¤Ì¾Á°¤òµö²Ä¤·¤Þ¤»¤ó¡§%s" +17 "POSIX ¤Ï '#' ¥¹¥¯¥ê¥×¥È¤Î¥³¥á¥ó¥È¤òµö²Ä¤·¤Þ¤»¤ó¡£" +18 "POSIX ¤Ï°Ê²¼¤Î¥­¡¼¥ï¡¼¥É¤òµö²Ä¤·¤Þ¤»¤ó¡§%s" +19 "POSIX ¤ÏºÇ¸å¤Î·ë²Ì¤Î¥·¥ç¡¼¥È¥«¥Ã¥È¤È¤·¤Æ¥Ô¥ê¥ª¥É ('.') ¤òµö²Ä¤·¤Þ¤»¤ó¡£" +20 "POSIX ¤ÏÌá¤êÃͼ°¤Î¼þ¤ê¤Ë³ç¸Ì¤òɬÍפȤ·¤Þ¤¹¡£" +21 "POSIX ¤Ï¼¡¤Î±é»»»Ò¤òµö²Ä¤·¤Þ¤»¤ó¡§%s" +22 "POSIX ¤Ï if ʸ¤ä¥ë¡¼¥×¤Î³°¤ÎÈæ³Ó±é»»»Ò¤òµö²Ä¤·¤Þ¤»¤ó¡£" +23 "POSIX¤Ï¾ò·ï¤´¤È¤Ë0¤Þ¤¿¤Ï1¤ÎÈæ³Ó±é»»»Ò¤òɬÍפȤ·¤Þ¤¹¡£" +24 "POSIX¤Ïfor¥ë¡¼¥×¤Î3¤Ä¤ÎÉôʬ¤¬¤¹¤Ù¤Æ¶õ¤Ç¤Ê¤¤¤³¤È¤òÍ׵ᤷ¤Þ¤¹¡£" +25 "POSIX¤Ï»Ø¿ôɽµ­¤òµö²Ä¤·¤Þ¤»¤ó¡£" +26 "POSIX ¤Ï´Ø¿ô¥Ñ¥é¥á¡¼¥¿¤È¤·¤ÆÇÛÎ󻲾Ȥòµö²Ä¤·¤Þ¤»¤ó¡£" +27 "POSIX¤Ç¤Ï¡¢´Ø¿ô¥Ø¥Ã¥À¤ÈƱ¤¸¹Ô¤Ëº¸Ãæ³ç¸Ì¤¬¤¢¤ë¤³¤È¤¬É¬ÍפǤ¹¡£" + +$ ¥é¥ó¥¿¥¤¥à¥¨¥é¡¼¡£ +$set 5 + +1 "̵¸ú¤Êibase¡§¤Ï[¡ólu¡¢¡ólu]¤Ç¤Ê¤±¤ì¤Ð¤Ê¤ê¤Þ¤»¤ó" +2 "̵¸ú¤Êobase¡§¤Ï[¡ólu¡¢¡ólu]¤Ç¤Ê¤±¤ì¤Ð¤Ê¤ê¤Þ¤»¤ó" +3 "̵¸ú¤Êscale¡§¤Ï[¡ólu¡¢¡ólu]¤Ç¤Ê¤±¤ì¤Ð¤Ê¤ê¤Þ¤»¤ó" +4 "¼°¤¬Ìµ¸úread()" +5 "ºÆµ¢ÅªÆɤ߹þ¤ß()¸Æ¤Ó½Ð¤·" +6 "ÊÑ¿ô¤Þ¤¿¤ÏÇÛÎóÍ×ÁǤη¿¤¬´Ö°ã¤Ã¤Æ¤¤¤ë" +7 "¥¹¥¿¥Ã¥¯¤ÎÍ×ÁǤ¬¾¯¤Ê¤¹¤®¤ë" +8 "¥Ñ¥é¥á¡¼¥¿¤Î¿ô¤¬´Ö°ã¤Ã¤Æ¤¤¤Þ¤¹¡£" +9 "ÄêµÁ¤µ¤ì¤Æ¤¤¤Ê¤¤´Ø¿ô¡§%s()" +10 "¼°¤Ç¤Ï void Ãͤò»ÈÍѤǤ­¤Þ¤»¤ó" + +$ Ã×̿Ū¤Ê¥¨¥é¡¼¤¬È¯À¸¤·¤Þ¤·¤¿¡£ +$set 6 + +1 "¥á¥â¥ê¤Î³ä¤êÅö¤Æ¤Ë¼ºÇÔ¤·¤Þ¤·¤¿" +2 "I/O¥¨¥é¡¼" +3 "¥Õ¥¡¥¤¥ë¤ò³«¤±¤Þ¤»¤ó¤Ç¤·¤¿¡£%s" +4 "¥Õ¥¡¥¤¥ë¤¬ASCII¤Ç¤Ï¤¢¤ê¤Þ¤»¤ó¡§%s" +5 "¥Ñ¥¹¤Ï¥Ç¥£¥ì¥¯¥È¥ê¤Ç¤¹¡§%s" +6 "̵¸ú¤Ê¥³¥Þ¥ó¥É¥é¥¤¥ó¥ª¥×¥·¥ç¥ó¡§'¡óc'¡Ê\"¡ós\")" + +$set 7 + +1 "¥ª¥×¥·¥ç¥ó¤Ë¤Ï°ú¿ô¤¬É¬ÍפǤ¹¡§'%c' (\"%s\")" +2 "¥ª¥×¥·¥ç¥ó¤Ï°ú¿ô¤ò¼è¤ê¤Þ¤»¤ó¡§'%c' (\"%s\")" diff --git a/locales/ja_JP.utf8.msg b/locales/ja_JP.utf8.msg new file mode 120000 index 000000000000..104aafff8356 --- /dev/null +++ b/locales/ja_JP.utf8.msg @@ -0,0 +1 @@ +ja_JP.UTF-8.msg \ No newline at end of file diff --git a/locales/nl_BE.ISO8859-1.msg b/locales/nl_BE.ISO8859-1.msg new file mode 120000 index 000000000000..cb19bded5504 --- /dev/null +++ b/locales/nl_BE.ISO8859-1.msg @@ -0,0 +1 @@ +nl_NL.ISO8859-1.msg \ No newline at end of file diff --git a/locales/nl_BE.ISO8859-15.msg b/locales/nl_BE.ISO8859-15.msg new file mode 120000 index 000000000000..33f4a25dfbfe --- /dev/null +++ b/locales/nl_BE.ISO8859-15.msg @@ -0,0 +1 @@ +nl_BE.ISO8859-1.msg \ No newline at end of file diff --git a/locales/nl_NL.ISO8859-1.msg b/locales/nl_NL.ISO8859-1.msg new file mode 100644 index 000000000000..f7bf7f337a20 --- /dev/null +++ b/locales/nl_NL.ISO8859-1.msg @@ -0,0 +1,83 @@ +$quote " + +$ Diversen berichten. +$set 1 + +1 "Functie:" + +$ Fouttypes. +$set 2 + +1 "Rekenfout:" +2 "Parse error:" +3 "Runtime error:" +4 "Fatale fout:" +5 "Waarschuwing:" + +$ Math error. +$set 3 + +1 "negatief getal" +2 "niet-integraal getal" +3 "overloop: nummer past niet in een hardware-nummer" +4 "delen door 0" + +$ Parsefouten. +$set 4 + +1 "einde van het file" +2 "ongeldig teken '%c'" +3 "string einde kon niet worden gevonden" +4 "commentaar einde kon niet worden gevonden" +5 "ongeldige token" +6 "ongeldige uitdrukking" +7 "lege uitdrukking" +8 "ongeldige afdruk" +9 "ongeldige functiedefinitie" +10 "ongeldige toewijzing: linkerzijde moet scale, ibase, obase, last, var of array element zijn" +11 "geen autovariabele gevonden" +12 "Functieparameter of automatisch bestaat al" +13 "blokuiteinde kon niet worden gevonden" +14 "kan geen waarde uit de nietige functie teruggeven: %s()" +15 "var kan geen referentie zijn: %s" +16 "POSIX staat geen namen toe die langer zijn dan 1 teken: %s" +17 "POSIX staat geen '#'-scriptcommentaar toe" +18 "POSIX laat het volgende sleutelwoord niet toe: %s" +19 "POSIX staat geen periode ('.') toe als een kortere weg voor het laatste resultaat" +20 "POSIX vereist haakjes rond de terugkeeruitdrukkingen" +21 "POSIX laat de volgende operator niet toe: %s" +22 "POSIX laat geen vergelijking toe tussen operatoren buiten als verklaringen of lussen" +23 "POSIX vereist 0 of 1 vergelijkingsoperator per conditie" +24 "POSIX vereist dat alle 3 de delen van een lus niet leeg zijn" +25 "POSIX laat geen exponentiële notatie toe" +26 "POSIX staat geen arrayreferenties toe als functieparameters" +27 "POSIX vereist dat de linkse beugel op dezelfde regel staat als de functiehoofding" + +$ Runtime fouten. +$set 5 + +1 "ongeldige ibase: moet [%lu, %lu] zijn" +2 "ongeldige obase: moet [%lu, %lu] zijn" +3 "ongeldige schaal: moet [%lu, %lu] zijn" +4 "ongeldige read() expressie" +5 "recursieve read() call" +6 "Variabele of matrix-element is het verkeerde type" +7 "Stapel heeft te weinig elementen" +8 "Verkeerd aantal parameters; hebben %zu nodig, hebben %zu" +9 "ongedefinieerde functie: %s()" +10 "kan geen nietige waarde in een uitdrukking gebruiken" + +$ Fatale fouten. +$set 6 + +1 "geheugentoewijzing mislukt" +2 "I/O-fout" +3 "kon geen file openen: %s" +4 "bestand is niet ASCII: %s" +5 "pad is een directory: %s" +6 "ongeldige opdrachtregeloptie: '%c' (%s)" + +$set 7 + +1 "optie vereist een argument: '%c' (\"%s\")" +2 "optie neemt geen argumenten aan: '%c' (\"%s\")" diff --git a/locales/nl_NL.ISO8859-15.msg b/locales/nl_NL.ISO8859-15.msg new file mode 120000 index 000000000000..cb19bded5504 --- /dev/null +++ b/locales/nl_NL.ISO8859-15.msg @@ -0,0 +1 @@ +nl_NL.ISO8859-1.msg \ No newline at end of file diff --git a/locales/nl_NL.UTF-8.msg b/locales/nl_NL.UTF-8.msg new file mode 100644 index 000000000000..4ab8bcb169d6 --- /dev/null +++ b/locales/nl_NL.UTF-8.msg @@ -0,0 +1,83 @@ +$quote " + +$ Diversen berichten. +$set 1 + +1 "Functie:" + +$ Fouttypes. +$set 2 + +1 "Rekenfout:" +2 "Parse error:" +3 "Runtime error:" +4 "Fatale fout:" +5 "Waarschuwing:" + +$ Math error. +$set 3 + +1 "negatief getal" +2 "niet-integraal getal" +3 "overloop: nummer past niet in een hardware-nummer" +4 "delen door 0" + +$ Parsefouten. +$set 4 + +1 "einde van het file" +2 "ongeldig teken '%c'" +3 "string einde kon niet worden gevonden" +4 "commentaar einde kon niet worden gevonden" +5 "ongeldige token" +6 "ongeldige uitdrukking" +7 "lege uitdrukking" +8 "ongeldige afdruk" +9 "ongeldige functiedefinitie" +10 "ongeldige toewijzing: linkerzijde moet scale, ibase, obase, last, var of array element zijn" +11 "geen autovariabele gevonden" +12 "Functieparameter of automatisch bestaat al" +13 "blokuiteinde kon niet worden gevonden" +14 "kan geen waarde uit de nietige functie teruggeven: %s()" +15 "var kan geen referentie zijn: %s" +16 "POSIX staat geen namen toe die langer zijn dan 1 teken: %s" +17 "POSIX staat geen '#'-scriptcommentaar toe" +18 "POSIX laat het volgende sleutelwoord niet toe: %s" +19 "POSIX staat geen periode ('.') toe als een kortere weg voor het laatste resultaat" +20 "POSIX vereist haakjes rond de terugkeeruitdrukkingen" +21 "POSIX laat de volgende operator niet toe: %s" +22 "POSIX laat geen vergelijking toe tussen operatoren buiten als verklaringen of lussen" +23 "POSIX vereist 0 of 1 vergelijkingsoperator per conditie" +24 "POSIX vereist dat alle 3 de delen van een lus niet leeg zijn" +25 "POSIX laat geen exponentiële notatie toe" +26 "POSIX staat geen arrayreferenties toe als functieparameters" +27 "POSIX vereist dat de linkse beugel op dezelfde regel staat als de functiehoofding" + +$ Runtime fouten. +$set 5 + +1 "ongeldige ibase: moet [%lu, %lu] zijn" +2 "ongeldige obase: moet [%lu, %lu] zijn" +3 "ongeldige schaal: moet [%lu, %lu] zijn" +4 "ongeldige read() expressie" +5 "recursieve read() call" +6 "Variabele of matrix-element is het verkeerde type" +7 "Stapel heeft te weinig elementen" +8 "Verkeerd aantal parameters; hebben %zu nodig, hebben %zu" +9 "ongedefinieerde functie: %s()" +10 "kan geen nietige waarde in een uitdrukking gebruiken" + +$ Fatale fouten. +$set 6 + +1 "geheugentoewijzing mislukt" +2 "I/O-fout" +3 "kon geen file openen: %s" +4 "bestand is niet ASCII: %s" +5 "pad is een directory: %s" +6 "ongeldige opdrachtregeloptie: '%c' (%s)" + +$set 7 + +1 "optie vereist een argument: '%c' (\"%s\")" +2 "optie neemt geen argumenten aan: '%c' (\"%s\")" diff --git a/locales/nl_NL.utf8.msg b/locales/nl_NL.utf8.msg new file mode 120000 index 000000000000..8a2e27531d70 --- /dev/null +++ b/locales/nl_NL.utf8.msg @@ -0,0 +1 @@ +nl_NL.UTF-8.msg \ No newline at end of file diff --git a/locales/pl_PL.ISO8859-2.msg b/locales/pl_PL.ISO8859-2.msg new file mode 100644 index 000000000000..bd9281555ef8 --- /dev/null +++ b/locales/pl_PL.ISO8859-2.msg @@ -0,0 +1,83 @@ +$quote " + +$ Ró¿ne wiadomo¶ci. +$set 1 + +1 "Funkcja:" + +$ Typy b³êdów. +$set 2 + +1 "B³±d matematyczny:" +2 "B³±d parse'a:" +3 "B³±d biegu:" +4 "B³±d ¶miertelny:" +5 "Ostrze¿enie:" + +$ B³êdy matematyczne. +$set 3 + +1 "liczba ujemna" +2 "numer nieintegracyjny" +3 "przelewanie: liczba nie mie¶ci siê w numerze sprzêtowym" +4 "dzielenie przez 0" + +$ B³êdy Parse'a. +$set 4 + +1 "koniec akt" +2 "niewa¿ny znak '%c'" +3 "koniec sznurka nie móg³ byæ znaleziony" +4 "koniec komentarza nie móg³ byæ znaleziony" +5 "niewa¿ny token" +6 "niewa¿ne wyra¿enie" +7 "puste wyra¿enie" +8 "niewa¿ny wyci±g z wydruku" +9 "nieprawid³owa definicja funkcji" +10 "nieprawid³owe przyporz±dkowanie: lewa strona musi byæ elementem scale, ibase, obase, last, var lub element array" +11 "nie znaleziono zmiennej automatycznej" +12 "parametr funkcji lub auto \"%s%s\" ju¿ istnieje" +13 "koñca bloku nie mo¿na by³o znale¼æ" +14 "nie mo¿e zwróciæ warto¶ci z funkcji void: %s()" +15 "var nie mo¿e byæ odniesieniem: %s" +16 "POSIX nie zezwala na nazwy d³u¿sze ni¿ 1 znak: %s" +17 "POSIX nie pozwala na komentarze skryptu '#'" +18 "POSIX nie pozwala na u¿ycie nastêpuj±cego s³owa kluczowego: %s" +19 "POSIX nie dopuszcza kropki ('.') jako skrótu do ostatniego wyniku" +20 "POSIX wymaga nawiasów wokó³ wyra¿eñ zwrotnych" +21 "POSIX nie pozwala nastêpuj±cemu operatorowi: %s" +22 "POSIX nie pozwala na porównywanie operatorów na zewn±trz, je¶li deklaracje lub pêtle" +23 "POSIX wymaga 0 lub 1 operatora porównawczego na jeden warunek" +24 "POSIX wymaga, aby wszystkie 3 czê¶ci pêtli nie by³y puste" +25 "POSIX nie pozwala na notacjê wyk³adnicz±" +26 "POSIX nie zezwala na odniesienia do tablicy jako parametrów funkcji" +27 "POSIX wymaga, aby lewe usztywnienie znajdowa³o siê na tej samej linii co nag³ówek funkcji" + +$ B³êdy Runtime'u. +$set 5 + +1 "nieprawid³owa ibase: musi byæ [%lu, %lu]" +2 "nieprawid³owa obase: musi byæ [%lu, %lu]" +3 "nieprawid³owa scale: musi byæ [%lu, %lu]" +4 "nieprawid³owe wyra¿enie read()" +5 "powtarzalne wywo³anie read()" +6 "element zmienny lub tablicowy jest niew³a¶ciwym typem" +7 "stos ma zbyt ma³o elementów" +8 "niew³a¶ciwa liczba parametrów; potrzeba %zu, maj± %zu" +9 "niezdefiniowana funkcja: %s()" +10 "nie mo¿e u¿yæ warto¶ci pustej w wyra¿eniu" + +$ Fatalne b³êdy. +$set 6 + +1 "Alokacja pamiêci nie powiod³a siê" +2 "B³±d we/wy" +3 "nie móg³ otworzyæ pliku: %s" +4 "plik nie jest ASCII: %s" +5 "¶cie¿ka to katalog: %s" +6 "nieprawid³owa opcja wiersza poleceñ: '%c' (\"%s\")" + +$set 7 + +1 "opcja wymaga argumentu: '%c' (\"%s\")" +2 "opcja nie wymaga ¿adnych argumentów: '%c' (\"%s\")" diff --git a/locales/pl_PL.UTF-8.msg b/locales/pl_PL.UTF-8.msg new file mode 100644 index 000000000000..608f7a6b289f --- /dev/null +++ b/locales/pl_PL.UTF-8.msg @@ -0,0 +1,83 @@ +$quote " + +$ Różne wiadomoÅ›ci. +$set 1 + +1 "Funkcja:" + +$ Typy bÅ‚Ä™dów. +$set 2 + +1 "BÅ‚Ä…d matematyczny:" +2 "BÅ‚Ä…d parse'a:" +3 "BÅ‚Ä…d biegu:" +4 "BÅ‚Ä…d Å›miertelny:" +5 "Ostrzeżenie:" + +$ BÅ‚Ä™dy matematyczne. +$set 3 + +1 "liczba ujemna" +2 "numer nieintegracyjny" +3 "przelewanie: liczba nie mieÅ›ci siÄ™ w numerze sprzÄ™towym" +4 "dzielenie przez 0" + +$ BÅ‚Ä™dy Parse'a. +$set 4 + +1 "koniec akt" +2 "nieważny znak '%c'" +3 "koniec sznurka nie mógÅ‚ być znaleziony" +4 "koniec komentarza nie mógÅ‚ być znaleziony" +5 "nieważny token" +6 "nieważne wyrażenie" +7 "puste wyrażenie" +8 "nieważny wyciÄ…g z wydruku" +9 "nieprawidÅ‚owa definicja funkcji" +10 "nieprawidÅ‚owe przyporzÄ…dkowanie: lewa strona musi być elementem scale, ibase, obase, last, var lub element array" +11 "nie znaleziono zmiennej automatycznej" +12 "parametr funkcji lub auto \"%s%s\" już istnieje" +13 "koÅ„ca bloku nie można byÅ‚o znaleźć" +14 "nie może zwrócić wartoÅ›ci z funkcji void: %s()" +15 "var nie może być odniesieniem: %s" +16 "POSIX nie zezwala na nazwy dÅ‚uższe niż 1 znak: %s" +17 "POSIX nie pozwala na komentarze skryptu '#'" +18 "POSIX nie pozwala na użycie nastÄ™pujÄ…cego sÅ‚owa kluczowego: %s" +19 "POSIX nie dopuszcza kropki ('.') jako skrótu do ostatniego wyniku" +20 "POSIX wymaga nawiasów wokół wyrażeÅ„ zwrotnych" +21 "POSIX nie pozwala nastÄ™pujÄ…cemu operatorowi: %s" +22 "POSIX nie pozwala na porównywanie operatorów na zewnÄ…trz, jeÅ›li deklaracje lub pÄ™tle" +23 "POSIX wymaga 0 lub 1 operatora porównawczego na jeden warunek" +24 "POSIX wymaga, aby wszystkie 3 części pÄ™tli nie byÅ‚y puste" +25 "POSIX nie pozwala na notacjÄ™ wykÅ‚adniczÄ…" +26 "POSIX nie zezwala na odniesienia do tablicy jako parametrów funkcji" +27 "POSIX wymaga, aby lewe usztywnienie znajdowaÅ‚o siÄ™ na tej samej linii co nagłówek funkcji" + +$ BÅ‚Ä™dy Runtime'u. +$set 5 + +1 "nieprawidÅ‚owa ibase: musi być [%lu, %lu]" +2 "nieprawidÅ‚owa obase: musi być [%lu, %lu]" +3 "nieprawidÅ‚owa scale: musi być [%lu, %lu]" +4 "nieprawidÅ‚owe wyrażenie read()" +5 "powtarzalne wywoÅ‚anie read()" +6 "element zmienny lub tablicowy jest niewÅ‚aÅ›ciwym typem" +7 "stos ma zbyt maÅ‚o elementów" +8 "niewÅ‚aÅ›ciwa liczba parametrów; potrzeba %zu, majÄ… %zu" +9 "niezdefiniowana funkcja: %s()" +10 "nie może użyć wartoÅ›ci pustej w wyrażeniu" + +$ Fatalne bÅ‚Ä™dy. +$set 6 + +1 "Alokacja pamiÄ™ci nie powiodÅ‚a siÄ™" +2 "BÅ‚Ä…d we/wy" +3 "nie mógÅ‚ otworzyć pliku: %s" +4 "plik nie jest ASCII: %s" +5 "Å›cieżka to katalog: %s" +6 "nieprawidÅ‚owa opcja wiersza poleceÅ„: '%c' (\"%s\")" + +$set 7 + +1 "opcja wymaga argumentu: '%c' (\"%s\")" +2 "opcja nie wymaga żadnych argumentów: '%c' (\"%s\")" diff --git a/locales/pl_PL.utf8.msg b/locales/pl_PL.utf8.msg new file mode 120000 index 000000000000..319bdb87f39d --- /dev/null +++ b/locales/pl_PL.utf8.msg @@ -0,0 +1 @@ +pl_PL.UTF-8.msg \ No newline at end of file diff --git a/locales/pt_BR.ISO8859-1.msg b/locales/pt_BR.ISO8859-1.msg new file mode 120000 index 000000000000..b3c9b106ae13 --- /dev/null +++ b/locales/pt_BR.ISO8859-1.msg @@ -0,0 +1 @@ +pt_PT.ISO8859-1.msg \ No newline at end of file diff --git a/locales/pt_BR.ISO8859-15.msg b/locales/pt_BR.ISO8859-15.msg new file mode 120000 index 000000000000..b3c9b106ae13 --- /dev/null +++ b/locales/pt_BR.ISO8859-15.msg @@ -0,0 +1 @@ +pt_PT.ISO8859-1.msg \ No newline at end of file diff --git a/locales/pt_BR.UTF-8.msg b/locales/pt_BR.UTF-8.msg new file mode 120000 index 000000000000..7364db017fbf --- /dev/null +++ b/locales/pt_BR.UTF-8.msg @@ -0,0 +1 @@ +pt_PT.UTF-8.msg \ No newline at end of file diff --git a/locales/pt_BR.utf8.msg b/locales/pt_BR.utf8.msg new file mode 120000 index 000000000000..7364db017fbf --- /dev/null +++ b/locales/pt_BR.utf8.msg @@ -0,0 +1 @@ +pt_PT.UTF-8.msg \ No newline at end of file diff --git a/locales/pt_PT.ISO8859-1.msg b/locales/pt_PT.ISO8859-1.msg new file mode 100644 index 000000000000..c278adc88b5e --- /dev/null +++ b/locales/pt_PT.ISO8859-1.msg @@ -0,0 +1,108 @@ +$ $ +$ Copyright (c) 2018-2020 Gavin D. Howard and contributors. +$ $ +$ All rights reserved. +$ $ +$ Redistribution and use in source and binary forms, with or without +$ modification, are permitted provided that the following conditions are met: +$ $ +$ * Redistributions of source code must retain the above copyright notice, this +$ list of conditions and the following disclaimer. +$ $ +$ * Redistributions in binary form must reproduce the above copyright notice, +$ this list of conditions and the following disclaimer in the documentation +$ and/or other materials provided with the distribution. +$ $ +$ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +$ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +$ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +$ ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE +$ LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +$ CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +$ SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +$ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +$ CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +$ ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +$ POSSIBILITY OF SUCH DAMAGE. +$ $ + +$quote " + +$ Miscellaneous messages. +$set 1 + +1 "Função:" + +$ Error types. +$set 2 + +1 "Erro de cálculo:" +2 "Erro de análise de sintaxe:" +3 "Erro de execução:" +4 "Erro fatal:" +5 "Aviso:" + +$ Math errors. +$set 3 + +1 "número negativo" +2 "número não inteiro" +3 "Estouro: número não cabe no registro" +4 "dividir por 0" + +$ Parse errors. +$set 4 + +1 "fim do arquivo" +2 "caractere inválido '%c'" +3 "Não foi possível encontrar o final da string" +4 "Não foi possível encontrar o final do comentário" +5 "token inválido" +6 "expressão inválida" +7 "expressão vazia" +8 "instrução de gravação inválida" +9 "definição de função inválida" +10 "atribuição inválida: a parte esquerda deve ser 'scale', 'ibase', 'obase', 'last', uma variável ou um elemento da matriz" +11 "nenhuma variável automática encontrada" +12 "parâmetro de função ou variável automática \"%s%s\" já existe" +13 "fim do bloco não encontrado" +14 "uma função 'void' não pode retornar um valor: %s()" +15 "Uma variável não pode ser uma referência: %s" +16 "POSIX não permite nomes com mais de 1 caractere: %s" +17 "POSIX não permite comentários de script '#'" +18 "POSIX não permite a seguinte palavra-chave: %s" +19 "POSIX não permite um ponto ('.') como um atalho para o último resultado" +20 "POSIX requer parênteses em torno de expressões de retorno" +21 "POSIX não permite o seguinte operador: %s" +22 "POSIX não permite operadores de comparação fora das expressões 'if' ou loops" +23 "POSIX requer operadores 0 ou 1 de comparação por condição" +24 "POSIX não permite uma expressão vazia em um loop 'for'" +25 "POSIX não permite notação exponencial" +26 "POSIX não permite referências de matriz como parâmetros de função" +27 "POSIX requer que o cabeçalho da função '{' estejam na mesma linha" + +$ Runtime errors. +$set 5 + +1 "ibase inválido: deve ser [%lu, %lu]" +2 "obase inválido: deve ser [%lu, %lu]" +3 "scale inválida: deve ser [%lu, %lu]" +4 "expressão read() inválida" +5 "chamada read() recursiva" +6 "tipo errado de variável ou elemento de matriz" +7 "pilha tem poucos elementos" +8 "número incorreto de parâmetros - esperado: %zu, obtido: %zu" +9 "função indefinida: %s()" +10 "um valor 'void' não pode ser usado em uma expressão" + +$ Fatal errors. +$set 6 + +1 "falha na alocação de memória" +2 "erro de entrada-saída" +3 "impossível abrir o arquivo: %s" +4 "arquivo não é ASCII: %s" +5 "caminho é um diretório: %s" +6 "opção de linha de comando inválida: \"%s\"" +7 "opção requer um argumento: '%c' (\"%s\")" +8 "a opção não aceita argumentos: '%c' (\"%s\")" diff --git a/locales/pt_PT.ISO8859-15.msg b/locales/pt_PT.ISO8859-15.msg new file mode 120000 index 000000000000..b3c9b106ae13 --- /dev/null +++ b/locales/pt_PT.ISO8859-15.msg @@ -0,0 +1 @@ +pt_PT.ISO8859-1.msg \ No newline at end of file diff --git a/locales/pt_PT.UTF-8.msg b/locales/pt_PT.UTF-8.msg new file mode 100644 index 000000000000..573de6aa9162 --- /dev/null +++ b/locales/pt_PT.UTF-8.msg @@ -0,0 +1,108 @@ +$ $ +$ Copyright (c) 2018-2020 Gavin D. Howard and contributors. +$ $ +$ All rights reserved. +$ $ +$ Redistribution and use in source and binary forms, with or without +$ modification, are permitted provided that the following conditions are met: +$ $ +$ * Redistributions of source code must retain the above copyright notice, this +$ list of conditions and the following disclaimer. +$ $ +$ * Redistributions in binary form must reproduce the above copyright notice, +$ this list of conditions and the following disclaimer in the documentation +$ and/or other materials provided with the distribution. +$ $ +$ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +$ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +$ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +$ ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE +$ LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +$ CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +$ SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +$ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +$ CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +$ ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +$ POSSIBILITY OF SUCH DAMAGE. +$ $ + +$quote " + +$ Miscellaneous messages. +$set 1 + +1 "Função:" + +$ Error types. +$set 2 + +1 "Erro de cálculo:" +2 "Erro de análise de sintaxe:" +3 "Erro de execução:" +4 "Erro fatal:" +5 "Aviso:" + +$ Math errors. +$set 3 + +1 "número negativo" +2 "número não inteiro" +3 "Estouro: número não cabe no registro" +4 "dividir por 0" + +$ Parse errors. +$set 4 + +1 "fim do arquivo" +2 "caractere inválido '%c'" +3 "Não foi possível encontrar o final da string" +4 "Não foi possível encontrar o final do comentário" +5 "token inválido" +6 "expressão inválida" +7 "expressão vazia" +8 "instrução de gravação inválida" +9 "definição de função inválida" +10 "atribuição inválida: a parte esquerda deve ser 'scale', 'ibase', 'obase', 'last', uma variável ou um elemento da matriz" +11 "nenhuma variável automática encontrada" +12 "parâmetro de função ou variável automática \"%s%s\" já existe" +13 "fim do bloco não encontrado" +14 "uma função 'void' não pode retornar um valor: %s()" +15 "Uma variável não pode ser uma referência: %s" +16 "POSIX não permite nomes com mais de 1 caractere: %s" +17 "POSIX não permite comentários de script '#'" +18 "POSIX não permite a seguinte palavra-chave: %s" +19 "POSIX não permite um ponto ('.') como um atalho para o último resultado" +20 "POSIX requer parênteses em torno de expressões de retorno" +21 "POSIX não permite o seguinte operador: %s" +22 "POSIX não permite operadores de comparação fora das expressões 'if' ou loops" +23 "POSIX requer operadores 0 ou 1 de comparação por condição" +24 "POSIX não permite uma expressão vazia em um loop 'for'" +25 "POSIX não permite notação exponencial" +26 "POSIX não permite referências de matriz como parâmetros de função" +27 "POSIX requer que o cabeçalho da função '{' estejam na mesma linha" + +$ Runtime errors. +$set 5 + +1 "ibase inválido: deve ser [%lu, %lu]" +2 "obase inválido: deve ser [%lu, %lu]" +3 "scale inválida: deve ser [%lu, %lu]" +4 "expressão read() inválida" +5 "chamada read() recursiva" +6 "tipo errado de variável ou elemento de matriz" +7 "pilha tem poucos elementos" +8 "número incorreto de parâmetros - esperado: %zu, obtido: %zu" +9 "função indefinida: %s()" +10 "um valor 'void' não pode ser usado em uma expressão" + +$ Fatal errors. +$set 6 + +1 "falha na alocação de memória" +2 "erro de entrada-saída" +3 "impossível abrir o arquivo: %s" +4 "arquivo não é ASCII: %s" +5 "caminho é um diretório: %s" +6 "opção de linha de comando inválida: \"%s\"" +7 "opção requer um argumento: '%c' (\"%s\")" +8 "a opção não aceita argumentos: '%c' (\"%s\")" diff --git a/locales/pt_PT.utf8.msg b/locales/pt_PT.utf8.msg new file mode 120000 index 000000000000..7364db017fbf --- /dev/null +++ b/locales/pt_PT.utf8.msg @@ -0,0 +1 @@ +pt_PT.UTF-8.msg \ No newline at end of file diff --git a/locales/ru_RU.CP1251.msg b/locales/ru_RU.CP1251.msg new file mode 100644 index 000000000000..16ff7b359cc0 --- /dev/null +++ b/locales/ru_RU.CP1251.msg @@ -0,0 +1,83 @@ +$quote " + +$ Ðàçíûå ñîîáùåíèÿ. +$set 1 + +1 "Ôóíêöèÿ:" + +$ Òèïû îøèáîê. +$set 2 + +1 "Ìàòåìàòè÷åñêàÿ îøèáêà:" +2 "Îøèáêà ïðè ðàçáîðå:" +3 "Îøèáêà âûïîëíåíèÿ:" +4 "Ôàòàëüíàÿ îøèáêà:" +5 "Ïðåäóïðåæäåíèå:" + +$ Ìàòåìàòè÷åñêèå îøèáêè. +$set 3 + +1 "îòðèöàòåëüíîå ÷èñëî" +2 "íåèíòåãðèðîâàííîå ÷èñëî" +3 "ïåðåïîëíåíèå: íîìåð íå ïîìåùàåòñÿ â àïïàðàòíûé íîìåð" +4 "äåëèòü íà 0" + +$ Îøèáêè ïðè ðàçáîðå. +$set 4 + +1 "êîíåö ôàéëà" +2 "íåäîïóñòèìûé ñèìâîë '%c'" +3 "êîíåö ñòðîêè íå íàéäåí" +4 "êîíåö êîììåíòàðèÿ íå íàéäåí" +5 "íåäåéñòâèòåëüíûé æåòîí" +6 "íåïðàâèëüíîå âûðàæåíèå" +7 "ïóñòîå âûðàæåíèå" +8 "çàÿâëåíèå î íåäåéñòâèòåëüíîñòè ïå÷àòè" +9 "îïðåäåëåíèå íåäåéñòâèòåëüíîé ôóíêöèè" +10 "íåâåðíîå ïðèñâîåíèå: ëåâàÿ ñòîðîíà äîëæíà áûòü scale, ibase, obase, last, âàðîì èëè ýëåìåíòîì ìàññèâà" +11 "àâòîìàòè÷åñêàÿ ïåðåìåííàÿ íå íàéäåíà" +12 "ïàðàìåòð ôóíêöèè èëè auto \"%s%s\" óæå ñóùåñòâóåò" +13 "êîíåö áëîêà íå íàéäåí" +14 "íå ìîæåò âåðíóòü çíà÷åíèå èç ôóíêöèè void: %s()" +15 "var íå ìîæåò áûòü ññûëêîé: %s" +16 "POSIX íå äîïóñêàåò èìåí äëèííåå 1 ñèìâîëà: %s" +17 "POSIX íå äîïóñêàåò êîììåíòàðèåâ ê ñöåíàðèþ '#'" +18 "POSIX íå äîïóñêàåò ñëåäóþùåå êëþ÷åâîå ñëîâî: %s" +19 "POSIX íå äîïóñêàåò òî÷êó ('.') â êà÷åñòâå ÿðëûêà äëÿ ïîñëåäíåãî ðåçóëüòàòà" +20 "POSIX òðåáóåò ñêîáîê âîêðóã âûðàæåíèé âîçâðàòà" +21 "POSIX íå ðàçðåøàåò èñïîëüçîâàòü ñëåäóþùèé îïåðàòîð: %s" +22 "POSIX íå ðàçðåøàåò îïåðàòîðàì ñðàâíåíèÿ âûõîäèòü çà ïðåäåëû, åñëè óòâåðæäåíèÿ èëè öèêëû" +23 "POSIX òðåáóåò 0 èëè 1 îïåðàòîðà ñðàâíåíèÿ íà óñëîâèå" +24 "POSIX òðåáóåò, ÷òîáû âñå 3 ÷àñòè ïåòëè áûëè íåïóñòûìè" +25 "POSIX íå äîïóñêàåò ýêñïîíåíöèàëüíîé íîòàöèè" +26 "POSIX íå äîïóñêàåò ññûëêè íà ìàññèâ â êà÷åñòâå ïàðàìåòðîâ ôóíêöèè" +27 "POSIX òðåáóåò, ÷òîáû ëåâàÿ ñêîáêà áûëà íà òîé æå ëèíèè, ÷òî è çàãîëîâîê ôóíêöèè" + +$ Îøèáêè âûïîëíåíèÿ. +$set 5 + +1 "Íåäåéñòâèòåëüíûé ibase: äîëæåí áûòü [%lu, %lu]" +2 "Íåäåéñòâèòåëüíûé obase: äîëæåí áûòü [%lu, %lu]" +3 "íåäåéñòâèòåëüíàÿ scale: äîëæíà áûòü [%lu, %lu]" +4 "íåäåéñòâèòåëüíîå âûðàæåíèå read()" +5 "ðåêóðñèâíûé âûçîâ read()" +6 "ïåðåìåííàÿ èëè ýëåìåíò ìàññèâà ÿâëÿåòñÿ íåïðàâèëüíûì òèïîì" +7 "ñòîïêà èìååò ñëèøêîì ìàëî ýëåìåíòîâ" +8 "íåïðàâèëüíîå êîëè÷åñòâî ïàðàìåòðîâ; íóæíî %zu, íóæíî %zu" +9 "íåîïðåäåëåííàÿ ôóíêöèÿ: %s()" +10 "íå ìîæåò èñïîëüçîâàòü ïóñòîå çíà÷åíèå â âûðàæåíèè" + +$ Ôàòàëüíûå îøèáêè. +$set 6 + +1 "Íå óäàëîñü âûäåëèòü ïàìÿòü" +2 "Îøèáêà ââîäà/âûâîäà" +3 "íå ñìîã îòêðûòü ôàéë: %s" +4 "ôàéë íå ASCII: %s" +5 "ïóòü - ýòî êàòàëîã: %s" +6 "íåâåðíàÿ îïöèÿ êîìàíäíîé ñòðîêè: '%c' (\"%s\")" + +$set 7 + +1 "îïöèÿ òðåáóåò àðãóìåíòà: '%c' (\"%s\")" +2 "îïöèÿ íå ïðèíèìàåò àðãóìåíòîâ: '%c' (\"%s\")" diff --git a/locales/ru_RU.CP866.msg b/locales/ru_RU.CP866.msg new file mode 100644 index 000000000000..dcb9d0237cd3 --- /dev/null +++ b/locales/ru_RU.CP866.msg @@ -0,0 +1,83 @@ +$quote " + +$  §­ë¥ á®®¡é¥­¨ï. +$set 1 + +1 "”ã­ªæ¨ï:" + +$ ’¨¯ë ®è¨¡®ª. +$set 2 + +1 "Œ â¥¬ â¨ç¥áª ï ®è¨¡ª :" +2 "Žè¨¡ª  ¯à¨ à §¡®à¥:" +3 "Žè¨¡ª  ¢ë¯®«­¥­¨ï:" +4 "” â «ì­ ï ®è¨¡ª :" +5 "।ã¯à¥¦¤¥­¨¥:" + +$ Œ â¥¬ â¨ç¥áª¨¥ ®è¨¡ª¨. +$set 3 + +1 "®âà¨æ â¥«ì­®¥ ç¨á«®" +2 "­¥¨­â¥£à¨à®¢ ­­®¥ ç¨á«®" +3 "¯¥à¥¯®«­¥­¨¥: ­®¬¥à ­¥ ¯®¬¥é ¥âáï ¢  ¯¯ à â­ë© ­®¬¥à" +4 "¤¥«¨âì ­  0" + +$ Žè¨¡ª¨ ¯à¨ à §¡®à¥. +$set 4 + +1 "ª®­¥æ ä ©« " +2 "­¥¤®¯ãáâ¨¬ë© á¨¬¢®« '%c'" +3 "ª®­¥æ áâப¨ ­¥ ­ ©¤¥­" +4 "ª®­¥æ ª®¬¬¥­â à¨ï ­¥ ­ ©¤¥­" +5 "­¥¤¥©á⢨⥫ì­ë© ¦¥â®­" +6 "­¥¯à ¢¨«ì­®¥ ¢ëà ¦¥­¨¥" +7 "¯ãá⮥ ¢ëà ¦¥­¨¥" +8 "§ ï¢«¥­¨¥ ® ­¥¤¥©á⢨⥫쭮á⨠¯¥ç â¨" +9 "®¯à¥¤¥«¥­¨¥ ­¥¤¥©á⢨⥫쭮© ä㭪樨" +10 "­¥¢¥à­®¥ ¯à¨á¢®¥­¨¥: «¥¢ ï áâ®à®­  ¤®«¦­  ¡ëâì scale, ibase, obase, last, ¢ à®¬ ¨«¨ í«¥¬¥­â®¬ ¬ áᨢ " +11 " ¢â®¬ â¨ç¥áª ï ¯¥à¥¬¥­­ ï ­¥ ­ ©¤¥­ " +12 "¯ à ¬¥âà ä㭪樨 ¨«¨ auto \"%s%s\" 㦥 áãé¥áâ¢ã¥â" +13 "ª®­¥æ ¡«®ª  ­¥ ­ ©¤¥­" +14 "­¥ ¬®¦¥â ¢¥à­ãâì §­ ç¥­¨¥ ¨§ ä㭪樨 void: %s()" +15 "var ­¥ ¬®¦¥â ¡ëâì áá뫪®©: %s" +16 "POSIX ­¥ ¤®¯ã᪠¥â ¨¬¥­ ¤«¨­­¥¥ 1 ᨬ¢®« : %s" +17 "POSIX ­¥ ¤®¯ã᪠¥â ª®¬¬¥­â à¨¥¢ ª á業 à¨î '#'" +18 "POSIX ­¥ ¤®¯ã᪠¥â á«¥¤ãî饥 ª«î祢®¥ á«®¢®: %s" +19 "POSIX ­¥ ¤®¯ã᪠¥â â®çªã ('.') ¢ ª ç¥á⢥ ïà«ëª  ¤«ï ¯®á«¥¤­¥£® १ã«ìâ â " +20 "POSIX âॡã¥â ᪮¡®ª ¢®ªà㣠¢ëà ¦¥­¨© ¢®§¢à â " +21 "POSIX ­¥ à §à¥è ¥â ¨á¯®«ì§®¢ âì á«¥¤ãî騩 ®¯¥à â®à: %s" +22 "POSIX ­¥ à §à¥è ¥â ®¯¥à â®à ¬ áà ¢­¥­¨ï ¢ë室¨âì §  ¯à¥¤¥«ë, ¥á«¨ ã⢥ত¥­¨ï ¨«¨ 横«ë" +23 "POSIX âॡã¥â 0 ¨«¨ 1 ®¯¥à â®à  áà ¢­¥­¨ï ­  ãá«®¢¨¥" +24 "POSIX âॡã¥â, çâ®¡ë ¢á¥ 3 ç á⨠¯¥â«¨ ¡ë«¨ ­¥¯ãáâ묨" +25 "POSIX ­¥ ¤®¯ã᪠¥â íªá¯®­¥­æ¨ «ì­®© ­®â æ¨¨" +26 "POSIX ­¥ ¤®¯ã᪠¥â áá뫪¨ ­  ¬ áᨢ ¢ ª ç¥á⢥ ¯ à ¬¥â஢ ä㭪樨" +27 "POSIX âॡã¥â, çâ®¡ë «¥¢ ï ᪮¡ª  ¡ë«  ­  ⮩ ¦¥ «¨­¨¨, çâ® ¨ § £®«®¢®ª ä㭪樨" + +$ Žè¨¡ª¨ ¢ë¯®«­¥­¨ï. +$set 5 + +1 "¥¤¥©á⢨⥫ì­ë© ibase: ¤®«¦¥­ ¡ëâì [%lu, %lu]" +2 "¥¤¥©á⢨⥫ì­ë© obase: ¤®«¦¥­ ¡ëâì [%lu, %lu]" +3 "­¥¤¥©á⢨⥫쭠ï scale: ¤®«¦­  ¡ëâì [%lu, %lu]" +4 "­¥¤¥©á⢨⥫쭮¥ ¢ëà ¦¥­¨¥ read()" +5 "४ãàᨢ­ë© ¢ë§®¢ read()" +6 "¯¥à¥¬¥­­ ï ¨«¨ í«¥¬¥­â ¬ áᨢ  ï¥âáï ­¥¯à ¢¨«ì­ë¬ ⨯®¬" +7 "á⮯ª  ¨¬¥¥â ᫨誮¬ ¬ «® í«¥¬¥­â®¢" +8 "­¥¯à ¢¨«ì­®¥ ª®«¨ç¥á⢮ ¯ à ¬¥â஢; ­ã¦­® %zu, ­ã¦­® %zu" +9 "­¥®¯à¥¤¥«¥­­ ï äã­ªæ¨ï: %s()" +10 "­¥ ¬®¦¥â ¨á¯®«ì§®¢ âì ¯ãá⮥ §­ ç¥­¨¥ ¢ ¢ëà ¦¥­¨¨" + +$ ” â «ì­ë¥ ®è¨¡ª¨. +$set 6 + +1 "¥ 㤠«®áì ¢ë¤¥«¨âì ¯ ¬ïâì" +2 "Žè¨¡ª  ¢¢®¤ /¢ë¢®¤ " +3 "­¥ ᬮ£ ®âªàëâì ä ©«: %s" +4 "ä ©« ­¥ ASCII: %s" +5 "¯ãâì - íâ® ª â «®£: %s" +6 "­¥¢¥à­ ï ®¯æ¨ï ª®¬ ­¤­®© áâப¨: '%c' (\"%s\")" + +$set 7 + +1 "®¯æ¨ï âॡã¥â  à£ã¬¥­â : '%c' (\"%s\")" +2 "®¯æ¨ï ­¥ ¯à¨­¨¬ ¥â  à£ã¬¥­â®¢: '%c' (\"%s\")" diff --git a/locales/ru_RU.ISO8859-5.msg b/locales/ru_RU.ISO8859-5.msg new file mode 100644 index 000000000000..a9e7ad0b2fa9 --- /dev/null +++ b/locales/ru_RU.ISO8859-5.msg @@ -0,0 +1,83 @@ +$quote " + +$ ÀÐ×ÝëÕ áÞÞÑéÕÝØï. +$set 1 + +1 "ÄãÝÚæØï:" + +$ ÂØßë ÞèØÑÞÚ. +$set 2 + +1 "¼ÐâÕÜÐâØçÕáÚÐï ÞèØÑÚÐ:" +2 "¾èØÑÚÐ ßàØ àÐ×ÑÞàÕ:" +3 "¾èØÑÚÐ ÒëßÞÛÝÕÝØï:" +4 "ÄÐâÐÛìÝÐï ÞèØÑÚÐ:" +5 "¿àÕÔãßàÕÖÔÕÝØÕ:" + +$ ¼ÐâÕÜÐâØçÕáÚØÕ ÞèØÑÚØ. +$set 3 + +1 "ÞâàØæÐâÕÛìÝÞÕ çØáÛÞ" +2 "ÝÕØÝâÕÓàØàÞÒÐÝÝÞÕ çØáÛÞ" +3 "ßÕàÕßÞÛÝÕÝØÕ: ÝÞÜÕà ÝÕ ßÞÜÕéÐÕâáï Ò ÐßßÐàÐâÝëÙ ÝÞÜÕà" +4 "ÔÕÛØâì ÝÐ 0" + +$ ¾èØÑÚØ ßàØ àÐ×ÑÞàÕ. +$set 4 + +1 "ÚÞÝÕæ äÐÙÛÐ" +2 "ÝÕÔÞßãáâØÜëÙ áØÜÒÞÛ '%c'" +3 "ÚÞÝÕæ áâàÞÚØ ÝÕ ÝÐÙÔÕÝ" +4 "ÚÞÝÕæ ÚÞÜÜÕÝâÐàØï ÝÕ ÝÐÙÔÕÝ" +5 "ÝÕÔÕÙáâÒØâÕÛìÝëÙ ÖÕâÞÝ" +6 "ÝÕßàÐÒØÛìÝÞÕ ÒëàÐÖÕÝØÕ" +7 "ßãáâÞÕ ÒëàÐÖÕÝØÕ" +8 "×ÐïÒÛÕÝØÕ Þ ÝÕÔÕÙáâÒØâÕÛìÝÞáâØ ßÕçÐâØ" +9 "ÞßàÕÔÕÛÕÝØÕ ÝÕÔÕÙáâÒØâÕÛìÝÞÙ äãÝÚæØØ" +10 "ÝÕÒÕàÝÞÕ ßàØáÒÞÕÝØÕ: ÛÕÒÐï áâÞàÞÝÐ ÔÞÛÖÝÐ Ñëâì scale, ibase, obase, last, ÒÐàÞÜ ØÛØ íÛÕÜÕÝâÞÜ ÜÐááØÒÐ" +11 "ÐÒâÞÜÐâØçÕáÚÐï ßÕàÕÜÕÝÝÐï ÝÕ ÝÐÙÔÕÝÐ" +12 "ßÐàÐÜÕâà äãÝÚæØØ ØÛØ auto \"%s%s\" ãÖÕ áãéÕáâÒãÕâ" +13 "ÚÞÝÕæ ÑÛÞÚÐ ÝÕ ÝÐÙÔÕÝ" +14 "ÝÕ ÜÞÖÕâ ÒÕàÝãâì ×ÝÐçÕÝØÕ Ø× äãÝÚæØØ void: %s()" +15 "var ÝÕ ÜÞÖÕâ Ñëâì ááëÛÚÞÙ: %s" +16 "POSIX ÝÕ ÔÞßãáÚÐÕâ ØÜÕÝ ÔÛØÝÝÕÕ 1 áØÜÒÞÛÐ: %s" +17 "POSIX ÝÕ ÔÞßãáÚÐÕâ ÚÞÜÜÕÝâÐàØÕÒ Ú áæÕÝÐàØî '#'" +18 "POSIX ÝÕ ÔÞßãáÚÐÕâ áÛÕÔãîéÕÕ ÚÛîçÕÒÞÕ áÛÞÒÞ: %s" +19 "POSIX ÝÕ ÔÞßãáÚÐÕâ âÞçÚã ('.') Ò ÚÐçÕáâÒÕ ïàÛëÚÐ ÔÛï ßÞáÛÕÔÝÕÓÞ àÕ×ãÛìâÐâÐ" +20 "POSIX âàÕÑãÕâ áÚÞÑÞÚ ÒÞÚàãÓ ÒëàÐÖÕÝØÙ ÒÞ×ÒàÐâÐ" +21 "POSIX ÝÕ àÐ×àÕèÐÕâ ØáßÞÛì×ÞÒÐâì áÛÕÔãîéØÙ ÞßÕàÐâÞà: %s" +22 "POSIX ÝÕ àÐ×àÕèÐÕâ ÞßÕàÐâÞàÐÜ áàÐÒÝÕÝØï ÒëåÞÔØâì ×Ð ßàÕÔÕÛë, ÕáÛØ ãâÒÕàÖÔÕÝØï ØÛØ æØÚÛë" +23 "POSIX âàÕÑãÕâ 0 ØÛØ 1 ÞßÕàÐâÞàÐ áàÐÒÝÕÝØï ÝÐ ãáÛÞÒØÕ" +24 "POSIX âàÕÑãÕâ, çâÞÑë ÒáÕ 3 çÐáâØ ßÕâÛØ ÑëÛØ ÝÕßãáâëÜØ" +25 "POSIX ÝÕ ÔÞßãáÚÐÕâ íÚáßÞÝÕÝæØÐÛìÝÞÙ ÝÞâÐæØØ" +26 "POSIX ÝÕ ÔÞßãáÚÐÕâ ááëÛÚØ ÝÐ ÜÐááØÒ Ò ÚÐçÕáâÒÕ ßÐàÐÜÕâàÞÒ äãÝÚæØØ" +27 "POSIX âàÕÑãÕâ, çâÞÑë ÛÕÒÐï áÚÞÑÚÐ ÑëÛÐ ÝÐ âÞÙ ÖÕ ÛØÝØØ, çâÞ Ø ×ÐÓÞÛÞÒÞÚ äãÝÚæØØ" + +$ ¾èØÑÚØ ÒëßÞÛÝÕÝØï. +$set 5 + +1 "½ÕÔÕÙáâÒØâÕÛìÝëÙ ibase: ÔÞÛÖÕÝ Ñëâì [%lu, %lu]" +2 "½ÕÔÕÙáâÒØâÕÛìÝëÙ obase: ÔÞÛÖÕÝ Ñëâì [%lu, %lu]" +3 "ÝÕÔÕÙáâÒØâÕÛìÝÐï scale: ÔÞÛÖÝÐ Ñëâì [%lu, %lu]" +4 "ÝÕÔÕÙáâÒØâÕÛìÝÞÕ ÒëàÐÖÕÝØÕ read()" +5 "àÕÚãàáØÒÝëÙ Òë×ÞÒ read()" +6 "ßÕàÕÜÕÝÝÐï ØÛØ íÛÕÜÕÝâ ÜÐááØÒÐ ïÒÛïÕâáï ÝÕßàÐÒØÛìÝëÜ âØßÞÜ" +7 "áâÞßÚÐ ØÜÕÕâ áÛØèÚÞÜ ÜÐÛÞ íÛÕÜÕÝâÞÒ" +8 "ÝÕßàÐÒØÛìÝÞÕ ÚÞÛØçÕáâÒÞ ßÐàÐÜÕâàÞÒ; ÝãÖÝÞ %zu, ÝãÖÝÞ %zu" +9 "ÝÕÞßàÕÔÕÛÕÝÝÐï äãÝÚæØï: %s()" +10 "ÝÕ ÜÞÖÕâ ØáßÞÛì×ÞÒÐâì ßãáâÞÕ ×ÝÐçÕÝØÕ Ò ÒëàÐÖÕÝØØ" + +$ ÄÐâÐÛìÝëÕ ÞèØÑÚØ. +$set 6 + +1 "½Õ ãÔÐÛÞáì ÒëÔÕÛØâì ßÐÜïâì" +2 "¾èØÑÚÐ ÒÒÞÔÐ/ÒëÒÞÔÐ" +3 "ÝÕ áÜÞÓ ÞâÚàëâì äÐÙÛ: %s" +4 "äÐÙÛ ÝÕ ASCII: %s" +5 "ßãâì - íâÞ ÚÐâÐÛÞÓ: %s" +6 "ÝÕÒÕàÝÐï ÞßæØï ÚÞÜÐÝÔÝÞÙ áâàÞÚØ: '%c' (\"%s\")" + +$set 7 + +1 "ÞßæØï âàÕÑãÕâ ÐàÓãÜÕÝâÐ: '%c' (\"%s\")" +2 "ÞßæØï ÝÕ ßàØÝØÜÐÕâ ÐàÓãÜÕÝâÞÒ: '%c' (\"%s\")" diff --git a/locales/ru_RU.KOI8-R.msg b/locales/ru_RU.KOI8-R.msg new file mode 100644 index 000000000000..e0a5f5b74dac --- /dev/null +++ b/locales/ru_RU.KOI8-R.msg @@ -0,0 +1,83 @@ +$quote " + +$ òÁÚÎÙÅ ÓÏÏÂÝÅÎÉÑ. +$set 1 + +1 "æÕÎËÃÉÑ:" + +$ ôÉÐÙ ÏÛÉÂÏË. +$set 2 + +1 "íÁÔÅÍÁÔÉÞÅÓËÁÑ ÏÛÉÂËÁ:" +2 "ïÛÉÂËÁ ÐÒÉ ÒÁÚÂÏÒÅ:" +3 "ïÛÉÂËÁ ×ÙÐÏÌÎÅÎÉÑ:" +4 "æÁÔÁÌØÎÁÑ ÏÛÉÂËÁ:" +5 "ðÒÅÄÕÐÒÅÖÄÅÎÉÅ:" + +$ íÁÔÅÍÁÔÉÞÅÓËÉÅ ÏÛÉÂËÉ. +$set 3 + +1 "ÏÔÒÉÃÁÔÅÌØÎÏÅ ÞÉÓÌÏ" +2 "ÎÅÉÎÔÅÇÒÉÒÏ×ÁÎÎÏÅ ÞÉÓÌÏ" +3 "ÐÅÒÅÐÏÌÎÅÎÉÅ: ÎÏÍÅÒ ÎÅ ÐÏÍÅÝÁÅÔÓÑ × ÁÐÐÁÒÁÔÎÙÊ ÎÏÍÅÒ" +4 "ÄÅÌÉÔØ ÎÁ 0" + +$ ïÛÉÂËÉ ÐÒÉ ÒÁÚÂÏÒÅ. +$set 4 + +1 "ËÏÎÅà ÆÁÊÌÁ" +2 "ÎÅÄÏÐÕÓÔÉÍÙÊ ÓÉÍ×ÏÌ '%c'" +3 "ËÏÎÅà ÓÔÒÏËÉ ÎÅ ÎÁÊÄÅÎ" +4 "ËÏÎÅà ËÏÍÍÅÎÔÁÒÉÑ ÎÅ ÎÁÊÄÅÎ" +5 "ÎÅÄÅÊÓÔ×ÉÔÅÌØÎÙÊ ÖÅÔÏÎ" +6 "ÎÅÐÒÁ×ÉÌØÎÏÅ ×ÙÒÁÖÅÎÉÅ" +7 "ÐÕÓÔÏÅ ×ÙÒÁÖÅÎÉÅ" +8 "ÚÁÑ×ÌÅÎÉÅ Ï ÎÅÄÅÊÓÔ×ÉÔÅÌØÎÏÓÔÉ ÐÅÞÁÔÉ" +9 "ÏÐÒÅÄÅÌÅÎÉÅ ÎÅÄÅÊÓÔ×ÉÔÅÌØÎÏÊ ÆÕÎËÃÉÉ" +10 "ÎÅ×ÅÒÎÏÅ ÐÒÉÓ×ÏÅÎÉÅ: ÌÅ×ÁÑ ÓÔÏÒÏÎÁ ÄÏÌÖÎÁ ÂÙÔØ scale, ibase, obase, last, ×ÁÒÏÍ ÉÌÉ ÜÌÅÍÅÎÔÏÍ ÍÁÓÓÉ×Á" +11 "Á×ÔÏÍÁÔÉÞÅÓËÁÑ ÐÅÒÅÍÅÎÎÁÑ ÎÅ ÎÁÊÄÅÎÁ" +12 "ÐÁÒÁÍÅÔÒ ÆÕÎËÃÉÉ ÉÌÉ auto \"%s%s\" ÕÖÅ ÓÕÝÅÓÔ×ÕÅÔ" +13 "ËÏÎÅà ÂÌÏËÁ ÎÅ ÎÁÊÄÅÎ" +14 "ÎÅ ÍÏÖÅÔ ×ÅÒÎÕÔØ ÚÎÁÞÅÎÉÅ ÉÚ ÆÕÎËÃÉÉ void: %s()" +15 "var ÎÅ ÍÏÖÅÔ ÂÙÔØ ÓÓÙÌËÏÊ: %s" +16 "POSIX ÎÅ ÄÏÐÕÓËÁÅÔ ÉÍÅÎ ÄÌÉÎÎÅÅ 1 ÓÉÍ×ÏÌÁ: %s" +17 "POSIX ÎÅ ÄÏÐÕÓËÁÅÔ ËÏÍÍÅÎÔÁÒÉÅ× Ë ÓÃÅÎÁÒÉÀ '#'" +18 "POSIX ÎÅ ÄÏÐÕÓËÁÅÔ ÓÌÅÄÕÀÝÅÅ ËÌÀÞÅ×ÏÅ ÓÌÏ×Ï: %s" +19 "POSIX ÎÅ ÄÏÐÕÓËÁÅÔ ÔÏÞËÕ ('.') × ËÁÞÅÓÔ×Å ÑÒÌÙËÁ ÄÌÑ ÐÏÓÌÅÄÎÅÇÏ ÒÅÚÕÌØÔÁÔÁ" +20 "POSIX ÔÒÅÂÕÅÔ ÓËÏÂÏË ×ÏËÒÕÇ ×ÙÒÁÖÅÎÉÊ ×ÏÚ×ÒÁÔÁ" +21 "POSIX ÎÅ ÒÁÚÒÅÛÁÅÔ ÉÓÐÏÌØÚÏ×ÁÔØ ÓÌÅÄÕÀÝÉÊ ÏÐÅÒÁÔÏÒ: %s" +22 "POSIX ÎÅ ÒÁÚÒÅÛÁÅÔ ÏÐÅÒÁÔÏÒÁÍ ÓÒÁ×ÎÅÎÉÑ ×ÙÈÏÄÉÔØ ÚÁ ÐÒÅÄÅÌÙ, ÅÓÌÉ ÕÔ×ÅÒÖÄÅÎÉÑ ÉÌÉ ÃÉËÌÙ" +23 "POSIX ÔÒÅÂÕÅÔ 0 ÉÌÉ 1 ÏÐÅÒÁÔÏÒÁ ÓÒÁ×ÎÅÎÉÑ ÎÁ ÕÓÌÏ×ÉÅ" +24 "POSIX ÔÒÅÂÕÅÔ, ÞÔÏÂÙ ×ÓÅ 3 ÞÁÓÔÉ ÐÅÔÌÉ ÂÙÌÉ ÎÅÐÕÓÔÙÍÉ" +25 "POSIX ÎÅ ÄÏÐÕÓËÁÅÔ ÜËÓÐÏÎÅÎÃÉÁÌØÎÏÊ ÎÏÔÁÃÉÉ" +26 "POSIX ÎÅ ÄÏÐÕÓËÁÅÔ ÓÓÙÌËÉ ÎÁ ÍÁÓÓÉ× × ËÁÞÅÓÔ×Å ÐÁÒÁÍÅÔÒÏ× ÆÕÎËÃÉÉ" +27 "POSIX ÔÒÅÂÕÅÔ, ÞÔÏÂÙ ÌÅ×ÁÑ ÓËÏÂËÁ ÂÙÌÁ ÎÁ ÔÏÊ ÖÅ ÌÉÎÉÉ, ÞÔÏ É ÚÁÇÏÌÏ×ÏË ÆÕÎËÃÉÉ" + +$ ïÛÉÂËÉ ×ÙÐÏÌÎÅÎÉÑ. +$set 5 + +1 "îÅÄÅÊÓÔ×ÉÔÅÌØÎÙÊ ibase: ÄÏÌÖÅÎ ÂÙÔØ [%lu, %lu]" +2 "îÅÄÅÊÓÔ×ÉÔÅÌØÎÙÊ obase: ÄÏÌÖÅÎ ÂÙÔØ [%lu, %lu]" +3 "ÎÅÄÅÊÓÔ×ÉÔÅÌØÎÁÑ scale: ÄÏÌÖÎÁ ÂÙÔØ [%lu, %lu]" +4 "ÎÅÄÅÊÓÔ×ÉÔÅÌØÎÏÅ ×ÙÒÁÖÅÎÉÅ read()" +5 "ÒÅËÕÒÓÉ×ÎÙÊ ×ÙÚÏ× read()" +6 "ÐÅÒÅÍÅÎÎÁÑ ÉÌÉ ÜÌÅÍÅÎÔ ÍÁÓÓÉ×Á Ñ×ÌÑÅÔÓÑ ÎÅÐÒÁ×ÉÌØÎÙÍ ÔÉÐÏÍ" +7 "ÓÔÏÐËÁ ÉÍÅÅÔ ÓÌÉÛËÏÍ ÍÁÌÏ ÜÌÅÍÅÎÔÏ×" +8 "ÎÅÐÒÁ×ÉÌØÎÏÅ ËÏÌÉÞÅÓÔ×Ï ÐÁÒÁÍÅÔÒÏ×; ÎÕÖÎÏ %zu, ÎÕÖÎÏ %zu" +9 "ÎÅÏÐÒÅÄÅÌÅÎÎÁÑ ÆÕÎËÃÉÑ: %s()" +10 "ÎÅ ÍÏÖÅÔ ÉÓÐÏÌØÚÏ×ÁÔØ ÐÕÓÔÏÅ ÚÎÁÞÅÎÉÅ × ×ÙÒÁÖÅÎÉÉ" + +$ æÁÔÁÌØÎÙÅ ÏÛÉÂËÉ. +$set 6 + +1 "îÅ ÕÄÁÌÏÓØ ×ÙÄÅÌÉÔØ ÐÁÍÑÔØ" +2 "ïÛÉÂËÁ ××ÏÄÁ/×Ù×ÏÄÁ" +3 "ÎÅ ÓÍÏÇ ÏÔËÒÙÔØ ÆÁÊÌ: %s" +4 "ÆÁÊÌ ÎÅ ASCII: %s" +5 "ÐÕÔØ - ÜÔÏ ËÁÔÁÌÏÇ: %s" +6 "ÎÅ×ÅÒÎÁÑ ÏÐÃÉÑ ËÏÍÁÎÄÎÏÊ ÓÔÒÏËÉ: '%c' (\"%s\")" + +$set 7 + +1 "ÏÐÃÉÑ ÔÒÅÂÕÅÔ ÁÒÇÕÍÅÎÔÁ: '%c' (\"%s\")" +2 "ÏÐÃÉÑ ÎÅ ÐÒÉÎÉÍÁÅÔ ÁÒÇÕÍÅÎÔÏ×: '%c' (\"%s\")" diff --git a/locales/ru_RU.UTF-8.msg b/locales/ru_RU.UTF-8.msg new file mode 100644 index 000000000000..86b2eac252c4 --- /dev/null +++ b/locales/ru_RU.UTF-8.msg @@ -0,0 +1,83 @@ +$quote " + +$ Разные ÑообщениÑ. +$set 1 + +1 "ФункциÑ:" + +$ Типы ошибок. +$set 2 + +1 "МатематичеÑÐºÐ°Ñ Ð¾ÑˆÐ¸Ð±ÐºÐ°:" +2 "Ошибка при разборе:" +3 "Ошибка выполнениÑ:" +4 "Ð¤Ð°Ñ‚Ð°Ð»ÑŒÐ½Ð°Ñ Ð¾ÑˆÐ¸Ð±ÐºÐ°:" +5 "Предупреждение:" + +$ МатематичеÑкие ошибки. +$set 3 + +1 "отрицательное чиÑло" +2 "неинтегрированное чиÑло" +3 "переполнение: номер не помещаетÑÑ Ð² аппаратный номер" +4 "делить на 0" + +$ Ошибки при разборе. +$set 4 + +1 "конец файла" +2 "недопуÑтимый Ñимвол '%c'" +3 "конец Ñтроки не найден" +4 "конец ÐºÐ¾Ð¼Ð¼ÐµÐ½Ñ‚Ð°Ñ€Ð¸Ñ Ð½Ðµ найден" +5 "недейÑтвительный жетон" +6 "неправильное выражение" +7 "пуÑтое выражение" +8 "заÑвление о недейÑтвительноÑти печати" +9 "определение недейÑтвительной функции" +10 "неверное приÑвоение: Ð»ÐµÐ²Ð°Ñ Ñторона должна быть scale, ibase, obase, last, варом или Ñлементом маÑÑива" +11 "автоматичеÑÐºÐ°Ñ Ð¿ÐµÑ€ÐµÐ¼ÐµÐ½Ð½Ð°Ñ Ð½Ðµ найдена" +12 "параметр функции или auto \"%s%s\" уже ÑущеÑтвует" +13 "конец блока не найден" +14 "не может вернуть значение из функции void: %s()" +15 "var не может быть ÑÑылкой: %s" +16 "POSIX не допуÑкает имен длиннее 1 Ñимвола: %s" +17 "POSIX не допуÑкает комментариев к Ñценарию '#'" +18 "POSIX не допуÑкает Ñледующее ключевое Ñлово: %s" +19 "POSIX не допуÑкает точку ('.') в качеÑтве Ñрлыка Ð´Ð»Ñ Ð¿Ð¾Ñледнего результата" +20 "POSIX требует Ñкобок вокруг выражений возврата" +21 "POSIX не разрешает иÑпользовать Ñледующий оператор: %s" +22 "POSIX не разрешает операторам ÑÑ€Ð°Ð²Ð½ÐµÐ½Ð¸Ñ Ð²Ñ‹Ñ…Ð¾Ð´Ð¸Ñ‚ÑŒ за пределы, еÑли ÑƒÑ‚Ð²ÐµÑ€Ð¶Ð´ÐµÐ½Ð¸Ñ Ð¸Ð»Ð¸ циклы" +23 "POSIX требует 0 или 1 оператора ÑÑ€Ð°Ð²Ð½ÐµÐ½Ð¸Ñ Ð½Ð° уÑловие" +24 "POSIX требует, чтобы вÑе 3 чаÑти петли были непуÑтыми" +25 "POSIX не допуÑкает ÑкÑпоненциальной нотации" +26 "POSIX не допуÑкает ÑÑылки на маÑÑив в качеÑтве параметров функции" +27 "POSIX требует, чтобы Ð»ÐµÐ²Ð°Ñ Ñкобка была на той же линии, что и заголовок функции" + +$ Ошибки выполнениÑ. +$set 5 + +1 "ÐедейÑтвительный ibase: должен быть [%lu, %lu]" +2 "ÐедейÑтвительный obase: должен быть [%lu, %lu]" +3 "недейÑÑ‚Ð²Ð¸Ñ‚ÐµÐ»ÑŒÐ½Ð°Ñ scale: должна быть [%lu, %lu]" +4 "недейÑтвительное выражение read()" +5 "рекурÑивный вызов read()" +6 "Ð¿ÐµÑ€ÐµÐ¼ÐµÐ½Ð½Ð°Ñ Ð¸Ð»Ð¸ Ñлемент маÑÑива ÑвлÑетÑÑ Ð½ÐµÐ¿Ñ€Ð°Ð²Ð¸Ð»ÑŒÐ½Ñ‹Ð¼ типом" +7 "Ñтопка имеет Ñлишком мало Ñлементов" +8 "неправильное количеÑтво параметров; нужно %zu, нужно %zu" +9 "Ð½ÐµÐ¾Ð¿Ñ€ÐµÐ´ÐµÐ»ÐµÐ½Ð½Ð°Ñ Ñ„ÑƒÐ½ÐºÑ†Ð¸Ñ: %s()" +10 "не может иÑпользовать пуÑтое значение в выражении" + +$ Фатальные ошибки. +$set 6 + +1 "Ðе удалоÑÑŒ выделить памÑÑ‚ÑŒ" +2 "Ошибка ввода/вывода" +3 "не Ñмог открыть файл: %s" +4 "файл не ASCII: %s" +5 "путь - Ñто каталог: %s" +6 "Ð½ÐµÐ²ÐµÑ€Ð½Ð°Ñ Ð¾Ð¿Ñ†Ð¸Ñ ÐºÐ¾Ð¼Ð°Ð½Ð´Ð½Ð¾Ð¹ Ñтроки: '%c' (\"%s\")" + +$set 7 + +1 "Ð¾Ð¿Ñ†Ð¸Ñ Ñ‚Ñ€ÐµÐ±ÑƒÐµÑ‚ аргумента: '%c' (\"%s\")" +2 "Ð¾Ð¿Ñ†Ð¸Ñ Ð½Ðµ принимает аргументов: '%c' (\"%s\")" diff --git a/locales/ru_RU.utf8.msg b/locales/ru_RU.utf8.msg new file mode 120000 index 000000000000..632597a5ffce --- /dev/null +++ b/locales/ru_RU.utf8.msg @@ -0,0 +1 @@ +ru_RU.UTF-8.msg \ No newline at end of file diff --git a/locales/zh_CN.GB18030.msg b/locales/zh_CN.GB18030.msg new file mode 100644 index 000000000000..c04e324c38af --- /dev/null +++ b/locales/zh_CN.GB18030.msg @@ -0,0 +1,111 @@ +$ $ +$ Copyright (c) 2018-2020 Gavin D. Howard and contributors. +$ $ +$ All rights reserved. +$ $ +$ Redistribution and use in source and binary forms, with or without +$ modification, are permitted provided that the following conditions are met: +$ $ +$ * Redistributions of source code must retain the above copyright notice, this +$ list of conditions and the following disclaimer. +$ $ +$ * Redistributions in binary form must reproduce the above copyright notice, +$ this list of conditions and the following disclaimer in the documentation +$ and/or other materials provided with the distribution. +$ $ +$ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +$ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +$ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +$ ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE +$ LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +$ CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +$ SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +$ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +$ CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +$ ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +$ POSSIBILITY OF SUCH DAMAGE. +$ $ + +$quote " + +$ ÔÓÏîÐÅÏ¢¡£ +$set 1 + +1 "º¯Êý£º" + +$ ´íÎóÀàÐÍ¡£ +$set 2 + +1 "Êýѧ´íÎó£º" +2 "½âÎö´íÎó£º" +3 "ÔËÐÐʱ´íÎó£º" +4 "ÖÂÃü´íÎó£º" +5 "¾¯¸æ£º" + +$ Êýѧ´íÎó¡£ +$set 3 + +1 "¸ºÊý" +2 "·ÇÕûÊý" +3 "Òç³ö£ºÊý×Ö²»·ûºÏÓ²¼þºÅÂë" +4 "³ýÒÔ0" + +$ ½âÎö´íÎó¡£ +$set 4 + +1 "Îļþ½áÊø" +2 "ÎÞЧ×Ö·û'%c'" +3 "ÕÒ²»µ½×Ö·û´®Î²²¿" +4 "ÎÞ·¨ÕÒµ½ÆÀÂ۵Ľáβ" +5 "ÎÞЧÁîÅÆ" +6 "ÎÞЧ±í´ï" +7 ¡°¿Õ±í´ï¡± +8 "ÎÞЧ´òÓ¡ÉùÃ÷" +9 "ÎÞЧµÄ¹¦Äܶ¨Òå" +10 "ÎÞЧ·ÖÅ䣺×ó²à±ØÐëÊÇscale¡¢ibase¡¢obase¡¢last¡¢var»òÊý×éÔªËØ" +11 "ûÓÐÕÒµ½×Ô¶¯±äÁ¿" +12 "º¯Êý²ÎÊý»ò×Ô¶¯²ÎÊý \"%s%s\" ÒѾ­´æÔÚ" +13 "ÕÒ²»µ½Çø¿éÄ©¶Ë" +14 "²»ÄÜ´Óvoidº¯ÊýÖзµ»ØÒ»¸öÖµ£º%s()" +15 "var²»ÄÜ×÷Ϊ²Î¿¼£º%s" +16 "POSIX²»ÔÊÐíÃû×Ö³¬¹ý1¸ö×Ö·û£º%s" +17 "POSIX²»ÔÊÐí'#'½Å±¾×¢ÊÍ" +18 "POSIX²»ÔÊÐíʹÓÃÒÔϹؼü×Ö£º%s" +19 "POSIX²»ÔÊÐíÓþäºÅ('.')×÷Ϊ×îºó½á¹ûµÄ¿ì½Ý·½Ê½" +20 "POSIXÒªÇóÔÚ·µ»Ø±í´ïʽÖÜΧ¼ÓÀ¨ºÅ" +21 "POSIX²»ÔÊÐíÒÔϲÙ×÷·û£º%s" +22 "POSIX²»ÔÊÐíÔÚifÓï¾ä»òÑ­»·Ö®ÍâµÄ±È½ÏÔËËã·û" +23 "POSIXÒªÇóÿ¸öÌõ¼þµÄ±È½ÏÔËËã·ûΪ0»ò1¸ö" +24 "POSIXÒªÇóforÑ­»·µÄËùÓÐ3¸ö²¿·Ö±ØÐëÊÇ·Ç¿ÕµÄ" +25 "POSIX²»ÔÊÐíʹÓÃÖ¸Êý·ûºÅ" +26 "POSIX²»ÔÊÐíÊý×éÒýÓÃ×÷Ϊº¯Êý²ÎÊý" +27 "POSIXÒªÇó×ó±ßµÄÀ¨ºÅºÍº¯ÊýÍ·ÔÚͬһÐÐÉÏ" + +$ ÔËÐÐʱ´íÎó¡£ +$set 5 + +1 "ÎÞЧµÄibase: ±ØÐëÊÇ[%lu, %lu]" +2 "ÎÞЧµÄobase£º±ØÐëÊÇ[%lu£¬%lu]" +3 "ÎÞЧµÄscale£º±ØÐëÊÇ[%lu£¬%lu]" +4 "ÎÞЧµÄread()±í´ïʽ" +5 "µÝ¹é¶ÁÈ¡()µ÷ÓÃ" +6 "±äÁ¿»òÊý×éÔªËØÊÇ´íÎóµÄÀàÐÍ" +7 "¶ÑÕ»µÄÔªËØÌ«ÉÙ" +8 "²ÎÊýÊýÁ¿´íÎó£»ÐèÒª%zu£¬ÓÐ%zu" +9 "䶨ÒåµÄº¯Êý£º%s()" +10 ¡°²»ÄÜÔÚ±í´ïʽÖÐʹÓÿÕÖµ¡± + +$ ÖÂÃü´íÎó¡£ +$set 6 + +1 "ÄÚ´æ·ÖÅäʧ°Ü" +2 "I/O´íÎó" +3 "ÎÞ·¨´ò¿ªÎļþ¡£%s" +4 "Îļþ²»ÊÇASCII: %s" +5 "·¾¶ÊÇÒ»¸öĿ¼£º%s" +6 "ÎÞЧµÄÃüÁîÐÐÑ¡Ï'%c'(\"%s\")" + +$set 7 + +1 "Ñ¡ÏîÐèÒªÒ»¸ö²ÎÊý£º'%c'(\"%s\")" +2 "Ñ¡Ïî²»ÐèÒª²ÎÊý¡£'%c'(\"%s\")" diff --git a/locales/zh_CN.GB2312.msg b/locales/zh_CN.GB2312.msg new file mode 100644 index 000000000000..c04e324c38af --- /dev/null +++ b/locales/zh_CN.GB2312.msg @@ -0,0 +1,111 @@ +$ $ +$ Copyright (c) 2018-2020 Gavin D. Howard and contributors. +$ $ +$ All rights reserved. +$ $ +$ Redistribution and use in source and binary forms, with or without +$ modification, are permitted provided that the following conditions are met: +$ $ +$ * Redistributions of source code must retain the above copyright notice, this +$ list of conditions and the following disclaimer. +$ $ +$ * Redistributions in binary form must reproduce the above copyright notice, +$ this list of conditions and the following disclaimer in the documentation +$ and/or other materials provided with the distribution. +$ $ +$ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +$ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +$ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +$ ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE +$ LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +$ CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +$ SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +$ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +$ CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +$ ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +$ POSSIBILITY OF SUCH DAMAGE. +$ $ + +$quote " + +$ ÔÓÏîÐÅÏ¢¡£ +$set 1 + +1 "º¯Êý£º" + +$ ´íÎóÀàÐÍ¡£ +$set 2 + +1 "Êýѧ´íÎó£º" +2 "½âÎö´íÎó£º" +3 "ÔËÐÐʱ´íÎó£º" +4 "ÖÂÃü´íÎó£º" +5 "¾¯¸æ£º" + +$ Êýѧ´íÎó¡£ +$set 3 + +1 "¸ºÊý" +2 "·ÇÕûÊý" +3 "Òç³ö£ºÊý×Ö²»·ûºÏÓ²¼þºÅÂë" +4 "³ýÒÔ0" + +$ ½âÎö´íÎó¡£ +$set 4 + +1 "Îļþ½áÊø" +2 "ÎÞЧ×Ö·û'%c'" +3 "ÕÒ²»µ½×Ö·û´®Î²²¿" +4 "ÎÞ·¨ÕÒµ½ÆÀÂ۵Ľáβ" +5 "ÎÞЧÁîÅÆ" +6 "ÎÞЧ±í´ï" +7 ¡°¿Õ±í´ï¡± +8 "ÎÞЧ´òÓ¡ÉùÃ÷" +9 "ÎÞЧµÄ¹¦Äܶ¨Òå" +10 "ÎÞЧ·ÖÅ䣺×ó²à±ØÐëÊÇscale¡¢ibase¡¢obase¡¢last¡¢var»òÊý×éÔªËØ" +11 "ûÓÐÕÒµ½×Ô¶¯±äÁ¿" +12 "º¯Êý²ÎÊý»ò×Ô¶¯²ÎÊý \"%s%s\" ÒѾ­´æÔÚ" +13 "ÕÒ²»µ½Çø¿éÄ©¶Ë" +14 "²»ÄÜ´Óvoidº¯ÊýÖзµ»ØÒ»¸öÖµ£º%s()" +15 "var²»ÄÜ×÷Ϊ²Î¿¼£º%s" +16 "POSIX²»ÔÊÐíÃû×Ö³¬¹ý1¸ö×Ö·û£º%s" +17 "POSIX²»ÔÊÐí'#'½Å±¾×¢ÊÍ" +18 "POSIX²»ÔÊÐíʹÓÃÒÔϹؼü×Ö£º%s" +19 "POSIX²»ÔÊÐíÓþäºÅ('.')×÷Ϊ×îºó½á¹ûµÄ¿ì½Ý·½Ê½" +20 "POSIXÒªÇóÔÚ·µ»Ø±í´ïʽÖÜΧ¼ÓÀ¨ºÅ" +21 "POSIX²»ÔÊÐíÒÔϲÙ×÷·û£º%s" +22 "POSIX²»ÔÊÐíÔÚifÓï¾ä»òÑ­»·Ö®ÍâµÄ±È½ÏÔËËã·û" +23 "POSIXÒªÇóÿ¸öÌõ¼þµÄ±È½ÏÔËËã·ûΪ0»ò1¸ö" +24 "POSIXÒªÇóforÑ­»·µÄËùÓÐ3¸ö²¿·Ö±ØÐëÊÇ·Ç¿ÕµÄ" +25 "POSIX²»ÔÊÐíʹÓÃÖ¸Êý·ûºÅ" +26 "POSIX²»ÔÊÐíÊý×éÒýÓÃ×÷Ϊº¯Êý²ÎÊý" +27 "POSIXÒªÇó×ó±ßµÄÀ¨ºÅºÍº¯ÊýÍ·ÔÚͬһÐÐÉÏ" + +$ ÔËÐÐʱ´íÎó¡£ +$set 5 + +1 "ÎÞЧµÄibase: ±ØÐëÊÇ[%lu, %lu]" +2 "ÎÞЧµÄobase£º±ØÐëÊÇ[%lu£¬%lu]" +3 "ÎÞЧµÄscale£º±ØÐëÊÇ[%lu£¬%lu]" +4 "ÎÞЧµÄread()±í´ïʽ" +5 "µÝ¹é¶ÁÈ¡()µ÷ÓÃ" +6 "±äÁ¿»òÊý×éÔªËØÊÇ´íÎóµÄÀàÐÍ" +7 "¶ÑÕ»µÄÔªËØÌ«ÉÙ" +8 "²ÎÊýÊýÁ¿´íÎó£»ÐèÒª%zu£¬ÓÐ%zu" +9 "䶨ÒåµÄº¯Êý£º%s()" +10 ¡°²»ÄÜÔÚ±í´ïʽÖÐʹÓÿÕÖµ¡± + +$ ÖÂÃü´íÎó¡£ +$set 6 + +1 "ÄÚ´æ·ÖÅäʧ°Ü" +2 "I/O´íÎó" +3 "ÎÞ·¨´ò¿ªÎļþ¡£%s" +4 "Îļþ²»ÊÇASCII: %s" +5 "·¾¶ÊÇÒ»¸öĿ¼£º%s" +6 "ÎÞЧµÄÃüÁîÐÐÑ¡Ï'%c'(\"%s\")" + +$set 7 + +1 "Ñ¡ÏîÐèÒªÒ»¸ö²ÎÊý£º'%c'(\"%s\")" +2 "Ñ¡Ïî²»ÐèÒª²ÎÊý¡£'%c'(\"%s\")" diff --git a/locales/zh_CN.GBK.msg b/locales/zh_CN.GBK.msg new file mode 100644 index 000000000000..c04e324c38af --- /dev/null +++ b/locales/zh_CN.GBK.msg @@ -0,0 +1,111 @@ +$ $ +$ Copyright (c) 2018-2020 Gavin D. Howard and contributors. +$ $ +$ All rights reserved. +$ $ +$ Redistribution and use in source and binary forms, with or without +$ modification, are permitted provided that the following conditions are met: +$ $ +$ * Redistributions of source code must retain the above copyright notice, this +$ list of conditions and the following disclaimer. +$ $ +$ * Redistributions in binary form must reproduce the above copyright notice, +$ this list of conditions and the following disclaimer in the documentation +$ and/or other materials provided with the distribution. +$ $ +$ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +$ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +$ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +$ ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE +$ LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +$ CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +$ SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +$ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +$ CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +$ ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +$ POSSIBILITY OF SUCH DAMAGE. +$ $ + +$quote " + +$ ÔÓÏîÐÅÏ¢¡£ +$set 1 + +1 "º¯Êý£º" + +$ ´íÎóÀàÐÍ¡£ +$set 2 + +1 "Êýѧ´íÎó£º" +2 "½âÎö´íÎó£º" +3 "ÔËÐÐʱ´íÎó£º" +4 "ÖÂÃü´íÎó£º" +5 "¾¯¸æ£º" + +$ Êýѧ´íÎó¡£ +$set 3 + +1 "¸ºÊý" +2 "·ÇÕûÊý" +3 "Òç³ö£ºÊý×Ö²»·ûºÏÓ²¼þºÅÂë" +4 "³ýÒÔ0" + +$ ½âÎö´íÎó¡£ +$set 4 + +1 "Îļþ½áÊø" +2 "ÎÞЧ×Ö·û'%c'" +3 "ÕÒ²»µ½×Ö·û´®Î²²¿" +4 "ÎÞ·¨ÕÒµ½ÆÀÂ۵Ľáβ" +5 "ÎÞЧÁîÅÆ" +6 "ÎÞЧ±í´ï" +7 ¡°¿Õ±í´ï¡± +8 "ÎÞЧ´òÓ¡ÉùÃ÷" +9 "ÎÞЧµÄ¹¦Äܶ¨Òå" +10 "ÎÞЧ·ÖÅ䣺×ó²à±ØÐëÊÇscale¡¢ibase¡¢obase¡¢last¡¢var»òÊý×éÔªËØ" +11 "ûÓÐÕÒµ½×Ô¶¯±äÁ¿" +12 "º¯Êý²ÎÊý»ò×Ô¶¯²ÎÊý \"%s%s\" ÒѾ­´æÔÚ" +13 "ÕÒ²»µ½Çø¿éÄ©¶Ë" +14 "²»ÄÜ´Óvoidº¯ÊýÖзµ»ØÒ»¸öÖµ£º%s()" +15 "var²»ÄÜ×÷Ϊ²Î¿¼£º%s" +16 "POSIX²»ÔÊÐíÃû×Ö³¬¹ý1¸ö×Ö·û£º%s" +17 "POSIX²»ÔÊÐí'#'½Å±¾×¢ÊÍ" +18 "POSIX²»ÔÊÐíʹÓÃÒÔϹؼü×Ö£º%s" +19 "POSIX²»ÔÊÐíÓþäºÅ('.')×÷Ϊ×îºó½á¹ûµÄ¿ì½Ý·½Ê½" +20 "POSIXÒªÇóÔÚ·µ»Ø±í´ïʽÖÜΧ¼ÓÀ¨ºÅ" +21 "POSIX²»ÔÊÐíÒÔϲÙ×÷·û£º%s" +22 "POSIX²»ÔÊÐíÔÚifÓï¾ä»òÑ­»·Ö®ÍâµÄ±È½ÏÔËËã·û" +23 "POSIXÒªÇóÿ¸öÌõ¼þµÄ±È½ÏÔËËã·ûΪ0»ò1¸ö" +24 "POSIXÒªÇóforÑ­»·µÄËùÓÐ3¸ö²¿·Ö±ØÐëÊÇ·Ç¿ÕµÄ" +25 "POSIX²»ÔÊÐíʹÓÃÖ¸Êý·ûºÅ" +26 "POSIX²»ÔÊÐíÊý×éÒýÓÃ×÷Ϊº¯Êý²ÎÊý" +27 "POSIXÒªÇó×ó±ßµÄÀ¨ºÅºÍº¯ÊýÍ·ÔÚͬһÐÐÉÏ" + +$ ÔËÐÐʱ´íÎó¡£ +$set 5 + +1 "ÎÞЧµÄibase: ±ØÐëÊÇ[%lu, %lu]" +2 "ÎÞЧµÄobase£º±ØÐëÊÇ[%lu£¬%lu]" +3 "ÎÞЧµÄscale£º±ØÐëÊÇ[%lu£¬%lu]" +4 "ÎÞЧµÄread()±í´ïʽ" +5 "µÝ¹é¶ÁÈ¡()µ÷ÓÃ" +6 "±äÁ¿»òÊý×éÔªËØÊÇ´íÎóµÄÀàÐÍ" +7 "¶ÑÕ»µÄÔªËØÌ«ÉÙ" +8 "²ÎÊýÊýÁ¿´íÎó£»ÐèÒª%zu£¬ÓÐ%zu" +9 "䶨ÒåµÄº¯Êý£º%s()" +10 ¡°²»ÄÜÔÚ±í´ïʽÖÐʹÓÿÕÖµ¡± + +$ ÖÂÃü´íÎó¡£ +$set 6 + +1 "ÄÚ´æ·ÖÅäʧ°Ü" +2 "I/O´íÎó" +3 "ÎÞ·¨´ò¿ªÎļþ¡£%s" +4 "Îļþ²»ÊÇASCII: %s" +5 "·¾¶ÊÇÒ»¸öĿ¼£º%s" +6 "ÎÞЧµÄÃüÁîÐÐÑ¡Ï'%c'(\"%s\")" + +$set 7 + +1 "Ñ¡ÏîÐèÒªÒ»¸ö²ÎÊý£º'%c'(\"%s\")" +2 "Ñ¡Ïî²»ÐèÒª²ÎÊý¡£'%c'(\"%s\")" diff --git a/locales/zh_CN.UTF-8.msg b/locales/zh_CN.UTF-8.msg new file mode 100644 index 000000000000..08b5a9d4f825 --- /dev/null +++ b/locales/zh_CN.UTF-8.msg @@ -0,0 +1,111 @@ +$ $ +$ Copyright (c) 2018-2020 Gavin D. Howard and contributors. +$ $ +$ All rights reserved. +$ $ +$ Redistribution and use in source and binary forms, with or without +$ modification, are permitted provided that the following conditions are met: +$ $ +$ * Redistributions of source code must retain the above copyright notice, this +$ list of conditions and the following disclaimer. +$ $ +$ * Redistributions in binary form must reproduce the above copyright notice, +$ this list of conditions and the following disclaimer in the documentation +$ and/or other materials provided with the distribution. +$ $ +$ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +$ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +$ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +$ ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE +$ LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +$ CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +$ SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +$ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +$ CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +$ ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +$ POSSIBILITY OF SUCH DAMAGE. +$ $ + +$quote " + +$ æ‚项信æ¯ã€‚ +$set 1 + +1 "函数:" + +$ 错误类型。 +$set 2 + +1 "数学错误:" +2 "解æžé”™è¯¯ï¼š" +3 "è¿è¡Œæ—¶é”™è¯¯ï¼š" +4 "致命错误:" +5 "警告:" + +$ 数学错误。 +$set 3 + +1 "è´Ÿæ•°" +2 "éžæ•´æ•°" +3 "溢出:数字ä¸ç¬¦åˆç¡¬ä»¶å·ç " +4 "除以0" + +$ 解æžé”™è¯¯ã€‚ +$set 4 + +1 "文件结æŸ" +2 "无效字符'%c'" +3 "找ä¸åˆ°å­—符串尾部" +4 "无法找到评论的结尾" +5 "无效令牌" +6 "无效表达" +7 “空表达†+8 "无效打å°å£°æ˜Ž" +9 "无效的功能定义" +10 "无效分é…:左侧必须是scaleã€ibaseã€obaseã€lastã€var或数组元素" +11 "没有找到自动å˜é‡" +12 "函数å‚数或自动å‚æ•° \"%s%s\" å·²ç»å­˜åœ¨" +13 "找ä¸åˆ°åŒºå—末端" +14 "ä¸èƒ½ä»Žvoid函数中返回一个值:%s()" +15 "varä¸èƒ½ä½œä¸ºå‚考:%s" +16 "POSIXä¸å…许å字超过1个字符:%s" +17 "POSIXä¸å…许'#'脚本注释" +18 "POSIXä¸å…许使用以下关键字:%s" +19 "POSIXä¸å…许用å¥å·('.')作为最åŽç»“果的快æ·æ–¹å¼" +20 "POSIXè¦æ±‚在返回表达å¼å‘¨å›´åŠ æ‹¬å·" +21 "POSIXä¸å…许以下æ“作符:%s" +22 "POSIXä¸å…许在if语å¥æˆ–循环之外的比较è¿ç®—符" +23 "POSIXè¦æ±‚æ¯ä¸ªæ¡ä»¶çš„比较è¿ç®—符为0或1个" +24 "POSIXè¦æ±‚for循环的所有3个部分必须是éžç©ºçš„" +25 "POSIXä¸å…许使用指数符å·" +26 "POSIXä¸å…许数组引用作为函数å‚æ•°" +27 "POSIXè¦æ±‚左边的括å·å’Œå‡½æ•°å¤´åœ¨åŒä¸€è¡Œä¸Š" + +$ è¿è¡Œæ—¶é”™è¯¯ã€‚ +$set 5 + +1 "无效的ibase: 必须是[%lu, %lu]" +2 "无效的obase:必须是[%lu,%lu]" +3 "无效的scale:必须是[%lu,%lu]" +4 "无效的read()表达å¼" +5 "递归读å–()调用" +6 "å˜é‡æˆ–数组元素是错误的类型" +7 "堆栈的元素太少" +8 "å‚æ•°æ•°é‡é”™è¯¯ï¼›éœ€è¦%zu,有%zu" +9 "未定义的函数:%s()" +10 “ä¸èƒ½åœ¨è¡¨è¾¾å¼ä¸­ä½¿ç”¨ç©ºå€¼â€ + +$ 致命错误。 +$set 6 + +1 "内存分é…失败" +2 "I/O错误" +3 "无法打开文件。%s" +4 "文件ä¸æ˜¯ASCII: %s" +5 "路径是一个目录:%s" +6 "无效的命令行选项:'%c'(\"%s\")" + +$set 7 + +1 "选项需è¦ä¸€ä¸ªå‚数:'%c'(\"%s\")" +2 "选项ä¸éœ€è¦å‚数。'%c'(\"%s\")" diff --git a/locales/zh_CN.eucCN.msg b/locales/zh_CN.eucCN.msg new file mode 100644 index 000000000000..c04e324c38af --- /dev/null +++ b/locales/zh_CN.eucCN.msg @@ -0,0 +1,111 @@ +$ $ +$ Copyright (c) 2018-2020 Gavin D. Howard and contributors. +$ $ +$ All rights reserved. +$ $ +$ Redistribution and use in source and binary forms, with or without +$ modification, are permitted provided that the following conditions are met: +$ $ +$ * Redistributions of source code must retain the above copyright notice, this +$ list of conditions and the following disclaimer. +$ $ +$ * Redistributions in binary form must reproduce the above copyright notice, +$ this list of conditions and the following disclaimer in the documentation +$ and/or other materials provided with the distribution. +$ $ +$ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +$ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +$ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +$ ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE +$ LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +$ CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +$ SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +$ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +$ CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +$ ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +$ POSSIBILITY OF SUCH DAMAGE. +$ $ + +$quote " + +$ ÔÓÏîÐÅÏ¢¡£ +$set 1 + +1 "º¯Êý£º" + +$ ´íÎóÀàÐÍ¡£ +$set 2 + +1 "Êýѧ´íÎó£º" +2 "½âÎö´íÎó£º" +3 "ÔËÐÐʱ´íÎó£º" +4 "ÖÂÃü´íÎó£º" +5 "¾¯¸æ£º" + +$ Êýѧ´íÎó¡£ +$set 3 + +1 "¸ºÊý" +2 "·ÇÕûÊý" +3 "Òç³ö£ºÊý×Ö²»·ûºÏÓ²¼þºÅÂë" +4 "³ýÒÔ0" + +$ ½âÎö´íÎó¡£ +$set 4 + +1 "Îļþ½áÊø" +2 "ÎÞЧ×Ö·û'%c'" +3 "ÕÒ²»µ½×Ö·û´®Î²²¿" +4 "ÎÞ·¨ÕÒµ½ÆÀÂ۵Ľáβ" +5 "ÎÞЧÁîÅÆ" +6 "ÎÞЧ±í´ï" +7 ¡°¿Õ±í´ï¡± +8 "ÎÞЧ´òÓ¡ÉùÃ÷" +9 "ÎÞЧµÄ¹¦Äܶ¨Òå" +10 "ÎÞЧ·ÖÅ䣺×ó²à±ØÐëÊÇscale¡¢ibase¡¢obase¡¢last¡¢var»òÊý×éÔªËØ" +11 "ûÓÐÕÒµ½×Ô¶¯±äÁ¿" +12 "º¯Êý²ÎÊý»ò×Ô¶¯²ÎÊý \"%s%s\" ÒѾ­´æÔÚ" +13 "ÕÒ²»µ½Çø¿éÄ©¶Ë" +14 "²»ÄÜ´Óvoidº¯ÊýÖзµ»ØÒ»¸öÖµ£º%s()" +15 "var²»ÄÜ×÷Ϊ²Î¿¼£º%s" +16 "POSIX²»ÔÊÐíÃû×Ö³¬¹ý1¸ö×Ö·û£º%s" +17 "POSIX²»ÔÊÐí'#'½Å±¾×¢ÊÍ" +18 "POSIX²»ÔÊÐíʹÓÃÒÔϹؼü×Ö£º%s" +19 "POSIX²»ÔÊÐíÓþäºÅ('.')×÷Ϊ×îºó½á¹ûµÄ¿ì½Ý·½Ê½" +20 "POSIXÒªÇóÔÚ·µ»Ø±í´ïʽÖÜΧ¼ÓÀ¨ºÅ" +21 "POSIX²»ÔÊÐíÒÔϲÙ×÷·û£º%s" +22 "POSIX²»ÔÊÐíÔÚifÓï¾ä»òÑ­»·Ö®ÍâµÄ±È½ÏÔËËã·û" +23 "POSIXÒªÇóÿ¸öÌõ¼þµÄ±È½ÏÔËËã·ûΪ0»ò1¸ö" +24 "POSIXÒªÇóforÑ­»·µÄËùÓÐ3¸ö²¿·Ö±ØÐëÊÇ·Ç¿ÕµÄ" +25 "POSIX²»ÔÊÐíʹÓÃÖ¸Êý·ûºÅ" +26 "POSIX²»ÔÊÐíÊý×éÒýÓÃ×÷Ϊº¯Êý²ÎÊý" +27 "POSIXÒªÇó×ó±ßµÄÀ¨ºÅºÍº¯ÊýÍ·ÔÚͬһÐÐÉÏ" + +$ ÔËÐÐʱ´íÎó¡£ +$set 5 + +1 "ÎÞЧµÄibase: ±ØÐëÊÇ[%lu, %lu]" +2 "ÎÞЧµÄobase£º±ØÐëÊÇ[%lu£¬%lu]" +3 "ÎÞЧµÄscale£º±ØÐëÊÇ[%lu£¬%lu]" +4 "ÎÞЧµÄread()±í´ïʽ" +5 "µÝ¹é¶ÁÈ¡()µ÷ÓÃ" +6 "±äÁ¿»òÊý×éÔªËØÊÇ´íÎóµÄÀàÐÍ" +7 "¶ÑÕ»µÄÔªËØÌ«ÉÙ" +8 "²ÎÊýÊýÁ¿´íÎó£»ÐèÒª%zu£¬ÓÐ%zu" +9 "䶨ÒåµÄº¯Êý£º%s()" +10 ¡°²»ÄÜÔÚ±í´ïʽÖÐʹÓÿÕÖµ¡± + +$ ÖÂÃü´íÎó¡£ +$set 6 + +1 "ÄÚ´æ·ÖÅäʧ°Ü" +2 "I/O´íÎó" +3 "ÎÞ·¨´ò¿ªÎļþ¡£%s" +4 "Îļþ²»ÊÇASCII: %s" +5 "·¾¶ÊÇÒ»¸öĿ¼£º%s" +6 "ÎÞЧµÄÃüÁîÐÐÑ¡Ï'%c'(\"%s\")" + +$set 7 + +1 "Ñ¡ÏîÐèÒªÒ»¸ö²ÎÊý£º'%c'(\"%s\")" +2 "Ñ¡Ïî²»ÐèÒª²ÎÊý¡£'%c'(\"%s\")" diff --git a/locales/zh_CN.utf8.msg b/locales/zh_CN.utf8.msg new file mode 120000 index 000000000000..d67657f26521 --- /dev/null +++ b/locales/zh_CN.utf8.msg @@ -0,0 +1 @@ +zh_CN.UTF-8.msg \ No newline at end of file diff --git a/manpage.sh b/manpage.sh new file mode 100755 index 000000000000..9a7be4a745f1 --- /dev/null +++ b/manpage.sh @@ -0,0 +1,48 @@ +#! /bin/sh +# +# Copyright (c) 2018-2020 Gavin D. Howard and contributors. +# +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are met: +# +# * Redistributions of source code must retain the above copyright notice, this +# list of conditions and the following disclaimer. +# +# * Redistributions in binary form must reproduce the above copyright notice, +# this list of conditions and the following disclaimer in the documentation +# and/or other materials provided with the distribution. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE +# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +# POSSIBILITY OF SUCH DAMAGE. +# + +usage() { + printf "usage: %s ronn_file output_file\n" "$0" 1>&2 + exit 1 +} + +set -e + +script="$0" +scriptdir=$(dirname "$script") + +test "$#" -ge 2 || usage + +ronn_file="$1" +shift + +output_file="$1" +shift + +ronn --pipe --roff --organization="Gavin D. Howard" --manual="General Commands Manual" $ronn_file | sed 's|\\fB\\'"'"'\\fR|\\fB'"'"'\\fR|g' > $output_file diff --git a/manuals/algorithms.md b/manuals/algorithms.md new file mode 100644 index 000000000000..172401e1a483 --- /dev/null +++ b/manuals/algorithms.md @@ -0,0 +1,189 @@ +# Algorithms + +This `bc` uses the math algorithms below: + +### Addition + +This `bc` uses brute force addition, which is linear (`O(n)`) in the number of +digits. + +### Subtraction + +This `bc` uses brute force subtraction, which is linear (`O(n)`) in the number +of digits. + +### Multiplication + +This `bc` uses two algorithms: [Karatsuba][1] and brute force. + +Karatsuba is used for "large" numbers. ("Large" numbers are defined as any +number with `BC_NUM_KARATSUBA_LEN` digits or larger. `BC_NUM_KARATSUBA_LEN` has +a sane default, but may be configured by the user.) Karatsuba, as implemented in +this `bc`, is superlinear but subpolynomial (bounded by `O(n^log_2(3))`). + +Brute force multiplication is used below `BC_NUM_KARATSUBA_LEN` digits. It is +polynomial (`O(n^2)`), but since Karatsuba requires both more intermediate +values (which translate to memory allocations) and a few more additions, there +is a "break even" point in the number of digits where brute force multiplication +is faster than Karatsuba. There is a script (`$ROOT/karatsuba.py`) that will +find the break even point on a particular machine. + +***WARNING: The Karatsuba script requires Python 3.*** + +### Division + +This `bc` uses Algorithm D ([long division][2]). Long division is polynomial +(`O(n^2)`), but unlike Karatsuba, any division "divide and conquer" algorithm +reaches its "break even" point with significantly larger numbers. "Fast" +algorithms become less attractive with division as this operation typically +reduces the problem size. + +While the implementation of long division may appear to use the subtractive +chunking method, it only uses subtraction to find a quotient digit. It avoids +unnecessary work by aligning digits prior to performing subtraction and finding +a starting guess for the quotient. + +Subtraction was used instead of multiplication for two reasons: + +1. Division and subtraction can share code (one of the less important goals of + this `bc` is small code). +2. It minimizes algorithmic complexity. + +Using multiplication would make division have the even worse algorithmic +complexity of `O(n^(2*log_2(3)))` (best case) and `O(n^3)` (worst case). + +### Power + +This `bc` implements [Exponentiation by Squaring][3], which (via Karatsuba) has +a complexity of `O((n*log(n))^log_2(3))` which is favorable to the +`O((n*log(n))^2)` without Karatsuba. + +### Square Root + +This `bc` implements the fast algorithm [Newton's Method][4] (also known as the +Newton-Raphson Method, or the [Babylonian Method][5]) to perform the square root +operation. Its complexity is `O(log(n)*n^2)` as it requires one division per +iteration. + +### Sine and Cosine (`bc` Only) + +This `bc` uses the series + +``` +x - x^3/3! + x^5/5! - x^7/7! + ... +``` + +to calculate `sin(x)` and `cos(x)`. It also uses the relation + +``` +cos(x) = sin(x + pi/2) +``` + +to calculate `cos(x)`. It has a complexity of `O(n^3)`. + +**Note**: this series has a tendency to *occasionally* produce an error of 1 +[ULP][6]. (It is an unfortunate side effect of the algorithm, and there isn't +any way around it; [this article][7] explains why calculating sine and cosine, +and the other transcendental functions below, within less than 1 ULP is nearly +impossible and unnecessary.) Therefore, I recommend that users do their +calculations with the precision (`scale`) set to at least 1 greater than is +needed. + +### Exponentiation (`bc` Only) + +This `bc` uses the series + +``` +1 + x + x^2/2! + x^3/3! + ... +``` + +to calculate `e^x`. Since this only works when `x` is small, it uses + +``` +e^x = (e^(x/2))^2 +``` + +to reduce `x`. It has a complexity of `O(n^3)`. + +**Note**: this series can also produce errors of 1 ULP, so I recommend users do +their calculations with the precision (`scale`) set to at least 1 greater than +is needed. + +### Natural Logarithm (`bc` Only) + +This `bc` uses the series + +``` +a + a^3/3 + a^5/5 + ... +``` + +(where `a` is equal to `(x - 1)/(x + 1)`) to calculate `ln(x)` when `x` is small +and uses the relation + +``` +ln(x^2) = 2 * ln(x) +``` + +to sufficiently reduce `x`. It has a complexity of `O(n^3)`. + +**Note**: this series can also produce errors of 1 ULP, so I recommend users do +their calculations with the precision (`scale`) set to at least 1 greater than +is needed. + +### Arctangent (`bc` Only) + +This `bc` uses the series + +``` +x - x^3/3 + x^5/5 - x^7/7 + ... +``` + +to calculate `atan(x)` for small `x` and the relation + +``` +atan(x) = atan(c) + atan((x - c)/(1 + x * c)) +``` + +to reduce `x` to small enough. It has a complexity of `O(n^3)`. + +**Note**: this series can also produce errors of 1 ULP, so I recommend users do +their calculations with the precision (`scale`) set to at least 1 greater than +is needed. + +### Bessel (`bc` Only) + +This `bc` uses the series + +``` +x^n/(2^n * n!) * (1 - x^2 * 2 * 1! * (n + 1)) + x^4/(2^4 * 2! * (n + 1) * (n + 2)) - ... +``` + +to calculate the bessel function (integer order only). + +It also uses the relation + +``` +j(-n,x) = (-1)^n * j(n,x) +``` + +to calculate the bessel when `x < 0`, It has a complexity of `O(n^3)`. + +**Note**: this series can also produce errors of 1 ULP, so I recommend users do +their calculations with the precision (`scale`) set to at least 1 greater than +is needed. + +### Modular Exponentiation (`dc` Only) + +This `dc` uses the [Memory-efficient method][8] to compute modular +exponentiation. The complexity is `O(e*n^2)`, which may initially seem +inefficient, but `n` is kept small by maintaining small numbers. In practice, it +is extremely fast. + +[1]: https://en.wikipedia.org/wiki/Karatsuba_algorithm +[2]: https://en.wikipedia.org/wiki/Long_division +[3]: https://en.wikipedia.org/wiki/Exponentiation_by_squaring +[4]: https://en.wikipedia.org/wiki/Newton%27s_method#Square_root_of_a_number +[5]: https://en.wikipedia.org/wiki/Methods_of_computing_square_roots#Babylonian_method +[6]: https://en.wikipedia.org/wiki/Unit_in_the_last_place +[7]: https://people.eecs.berkeley.edu/~wkahan/LOG10HAF.TXT +[8]: https://en.wikipedia.org/wiki/Modular_exponentiation#Memory-efficient_method diff --git a/manuals/bc.1 b/manuals/bc.1 new file mode 100644 index 000000000000..5b4868398a25 --- /dev/null +++ b/manuals/bc.1 @@ -0,0 +1,1566 @@ +.\" generated with Ronn/v0.7.3 +.\" http://github.com/rtomayko/ronn/tree/0.7.3 +. +.TH "BC" "1" "June 2020" "Gavin D. Howard" "General Commands Manual" +. +.SH "NAME" +\fBbc\fR \- arbitrary\-precision arithmetic language and calculator +. +.SH "SYNOPSIS" +\fBbc\fR [\fB\-ghilPqsvVw\fR] [\fB\-\-global\-stacks\fR] [\fB\-\-help\fR] [\fB\-\-interactive\fR] [\fB\-\-mathlib\fR] [\fB\-\-no\-prompt\fR] [\fB\-\-quiet\fR] [\fB\-\-standard\fR] [\fB\-\-warn\fR] [\fB\-\-version\fR] [\fB\-e\fR \fIexpr\fR] [\fB\-\-expression=\fR\fIexpr\fR\.\.\.] [\fB\-f\fR \fIfile\fR\.\.\.] [\fB\-file=\fR\fIfile\fR\.\.\.] [\fIfile\fR\.\.\.] +. +.SH "DESCRIPTION" +bc(1) is an interactive processor for a language first standardized in 1991 by POSIX\. (The current standard is here \fIhttps://pubs\.opengroup\.org/onlinepubs/9699919799/utilities/bc\.html\fR\.) The language provides unlimited precision decimal arithmetic and is somewhat C\-like, but there are differences\. Such differences will be noted in this document\. +. +.P +After parsing and handling options, this bc(1) reads any files given on the command line and executes them before reading from \fBstdin\fR\. +. +.P +With all build options, except for extra math, enabled this bc(1) is a drop\-in replacement for \fB\fIany\fR\fR bc(1), including (and especially) the GNU bc(1)\. It is also a drop\-in replacement for any bc(1) if extra math is enabled, but it will have extra features not found in other bc(1) implementations\. +. +.SH "OPTIONS" +The following are the options that bc(1) accepts\. +. +.TP +\fB\-g\fR, \fB\-\-global\-stacks\fR +Turns the globals \fBibase\fR, \fBobase\fR, and \fBscale\fR into stacks\. This includes \fBseed\fR if bc(1) was built with the extra math option\. +. +.IP +This has the effect that a copy of the current value of all three are pushed onto a stack for every function call, as well as popped when every function returns\. This means that functions can assign to any and all of those globals without worrying that the change will affect other functions\. Thus, \fBoutput(x,b)\fR (in the \fIextended library\fR) could have been written like this: +. +.IP +\fBdefine void output(x, b) { obase=b; x }\fR +. +.IP +instead of like this: +. +.IP +\fBdefine void output(x, b) { auto c; c=obase; obase=b; x; obase=c }\fR +. +.IP +This makes writing functions much easier\. +. +.IP +However, since using this flag means that functions cannot set \fBibase\fR, \fBobase\fR, or \fBscale\fR globally, functions that are made to do so cannot work anymore\. There are two possible use cases for that, and each has a solution\. +. +.IP +First, if a function is called on startup to turn bc(1) into a number converter, it is possible to replace that capability with various shell aliases\. Examples: +. +.IP +\fBalias d2o="bc \-e ibase=A \-e obase=8"; alias h2b="bc \-e ibase=G \-e obase=2"\fR +. +.IP +Second, if the purpose of a function is to set \fBibase\fR, \fBobase\fR, or \fBscale\fR globally for any other purpose, it could be split into one to three functions (based on how many globals it sets) and each of those functions could return the desired value for a global\. +. +.IP +For functions that set \fBseed\fR, the value assigned to \fBseed\fR is not propagated to parent functions\. This means that the sequence of pseudo\-random numbers that they see will not be the same sequence of pseudo\-random numbers that any parent sees\. This is only the case once \fBseed\fR has been set\. +. +.IP +If a function desires to not affect the sequence of pseudo\-random numbers of its parents, but wants to use the same \fBseed\fR, it can use the following line: +. +.IP +\fBseed = seed\fR +. +.IP +If the behavior of this option is desired for every run of bc(1), then users could make sure to define \fBBC_ENV_ARGS\fR and include this option (see the ENVIRONMENT VARIABLES section for more details)\. +. +.IP +If \fB\-s\fR, \fB\-w\fR, or any equivalents are used, this option is ignored\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fB\-h\fR, \fB\-\-help\fR +Prints a usage message and quits\. +. +.TP +\fB\-i\fR, \fB\-\-interactive\fR +Forces interactive mode\. (See the INTERACTIVE MODE section\.) +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fB\-l\fR, \fB\-\-mathlib\fR +Sets \fBscale\fR (see the Scale section) to \fB20\fR and loads the included math library before running any code, including any expressions or files specified on the command line\. +. +.IP +To learn what is in the library, see the LIBRARY section\. +. +.TP +\fB\-P\fR, \fB\-\-no\-prompt\fR +Disables the prompt in interactive mode\. This is mostly for those users that do not want a prompt or are not used to having them in \fBbc\fR\. Most of those users would want to put this option in \fBBC_ENV_ARGS\fR\. +. +.IP +If the prompt has been disabled while building bc(1), this option is a no\-op\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fB\-q\fR, \fB\-\-quiet\fR +Do not print copyright header\. bc(1) will also suppress the header in non\-interactive mode\. +. +.IP +This is mostly for compatibility with the GNU bc(1) \fIhttps://www\.gnu\.org/software/bc/\fR\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fB\-s\fR, \fB\-\-standard\fR +Process exactly the language defined by the standard \fIhttps://pubs\.opengroup\.org/onlinepubs/9699919799/utilities/bc\.html\fR and error if any extensions are used\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fB\-v\fR, \fB\-V\fR, \fB\-\-version\fR +Print the version information (copyright header) and exit\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fB\-w\fR, \fB\-\-warn\fR +Like \fB\-s\fR and \fB\-\-standard\fR, except that warnings (and not errors) are given for non\-standard extensions\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fB\-e\fR \fIexpr\fR, \fB\-\-expression\fR=\fIexpr\fR +Evaluates \fBexpr\fR\. If multiple expressions are given, they are evaluated in order\. If files are given as well (see below), the expressions and files are evaluated in the order given\. This means that if a file is given before an expression, the file is read in and evaluated first\. +. +.IP +In other bc(1) implementations, this option causes the program to execute the expressions and then exit\. This bc(1) does not, unless the \fBBC_EXPR_EXIT\fR is defined (see the ENVIRONMENT VARIABLES section)\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fB\-f\fR \fIfile\fR, \fB\-\-file\fR=\fIfile\fR +Reads in \fBfile\fR and evaluates it\. If expressions are also given (see above), the expressions are evaluated in the order given\. +. +.IP +In other bc(1) implementations, this option causes the program to execute the files and then exit\. This bc(1) does not, unless the \fBBC_EXPR_EXIT\fR is defined (see the ENVIRONMENT VARIABLES section)\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.P +\fBNote\fR: long options are only accepted if bc(1) is built with them enabled\. +. +.SH "STDOUT" +Any non\-error output is written to \fBstdout\fR\. +. +.P +\fBNote\fR: Unlike other bc(1) implementations, this bc(1) will issue a fatal error (see the EXIT STATUS section) if it cannot write to \fBstdout\fR, so if \fBstdout\fR is closed, as in \fBbc >&\-\fR, it will quit with an error\. This is done so that bc(1) can report problems when \fBstdout\fR is redirected to a file\. +. +.P +If there are scripts that depend on the behavior of other bc(1) implementations, it is recommended that those scripts be changed to redirect \fBstdout\fR to \fB/dev/null\fR\. +. +.SH "STDERR" +Any error output is written to \fBstderr\fR\. +. +.P +\fBNote\fR: Unlike other bc(1) implementations, this bc(1) will issue a fatal error (see the EXIT STATUS section) if it cannot write to \fBstderr\fR, so if \fBstderr\fR is closed, as in \fBbc 2>&\-\fR, it will quit with an error\. This is done so that bc(1) can report problems when \fBstderr\fR is redirected to a file\. +. +.P +If there are scripts that depend on the behavior of other bc(1) implementations, it is recommended that those scripts be changed to redirect \fBstderr\fR to \fB/dev/null\fR\. +. +.SH "SYNTAX" +The syntax for bc(1) programs is mostly C\-like, with some differences\. This bc(1) follows the POSIX standard \fIhttps://pubs\.opengroup\.org/onlinepubs/9699919799/utilities/bc\.html\fR, which is a much more thorough resource for the language this bc(1) accepts\. This section is meant to be a summary and a listing of all the extensions to the standard \fIhttps://pubs\.opengroup\.org/onlinepubs/9699919799/utilities/bc\.html\fR\. +. +.P +In the sections below, \fBE\fR means expression, \fBS\fR means statement, and \fBI\fR means identifier\. +. +.P +Identifiers (\fBI\fR) start with a lowercase letter and can be followed by any number (up to \fBBC_NAME_MAX\-1\fR) of lowercase letters (\fBa\-z\fR), digits (\fB0\-9\fR), and underscores (\fB_\fR)\. The regex is \fB[a\-z][a\-z0\-9_]*\fR Identifiers with more than one character (letter) are a \fBnon\-portable extension\fR\. +. +.P +\fBibase\fR is a global variable determining how to interpret constant numbers\. It is the "input" base, or the number base used for interpreting input numbers\. \fBibase\fR is initially \fB10\fR\. If the \fB\-s\fR (\fB\-\-standard\fR) and \fB\-w\fR (\fB\-\-warn\fR) flags were not given on the command line, the max allowable value for \fBibase\fR is \fB36\fR\. Otherwise, it is \fB16\fR\. The min allowable value for \fBibase\fR is \fB2\fR\. The max allowable value for \fBibase\fR can be queried in bc(1) programs with the \fBmaxibase()\fR built in function\. +. +.P +\fBobase\fR is a global variable determining how to output results\. It is the "output" base, or the number base used for outputting numbers\. \fBobase\fR is initially \fB10\fR\. The max allowable value for \fBobase\fR is \fBBC_BASE_MAX\fR\. The min allowable value for \fBobase\fR is \fB2\fR, unless bc(1) was built with the extra math option\. If it was, then the min allowable value is \fB0\fR\. In this case, if \fBobase\fR is \fB0\fR, values are output in scientific notation, and if \fBobase\fR is \fB1\fR, values are output in engineering notation\. (Outputting in scientific or engineering notation are \fBnon\-portable extensions\fR\.) The max allowable value for \fBobase\fR can be queried in bc(1) programs with the \fBmaxobase()\fR built in function\. +. +.P +The \fBscale\fR of an expression is the number of digits in the result of the expression right of the decimal point, and \fBscale\fR is a global variable that sets the precision of any operations, with exceptions\. \fBscale\fR is initially \fB0\fR\. \fBscale\fR cannot be negative\. The max allowable value for \fBscale\fR can be queried in bc(1) programs with the \fBmaxscale()\fR built in function\. +. +.P +bc(1) has both \fBglobal\fR variables and \fBlocal\fR variables\. All \fBlocal\fR variables are local to the function; they are parameters or are introduced in the \fBauto\fR list of a function (see FUNCTIONS)\. If a variable is accessed which is not a parameter or in the \fBauto\fR list, it is assumed to be \fBglobal\fR\. If a parent function has a \fBlocal\fR variable version of a \fBglobal\fR variable that is accessed by a function that it calls, the value of that \fBglobal\fR variable in the child function is the value of the variable in the parent function, not the value of the actual \fBglobal\fR variable\. +. +.P +All of the above applies to arrays as well\. +. +.P +The value of a statement that is an expression (i\.e\., any of the \fINamed Expressions\fR or \fIOperands\fR) is printed unless the lowest precedence operator is an \fI\fBassignment\fR\fR operator \fB\fIand\fR\fR the expression is not surrounded by parentheses\. +. +.P +The value that is printed is also assigned to the special variable \fBlast\fR\. A single dot (\fB\.\fR) may also be used as a synonym for \fBlast\fR\. These are \fBnon\-portable extensions\fR\. +. +.P +Either semicolons or newlines may separate statements\. +. +.SS "Comments" +There are two kinds of comments: +. +.IP "1." 4 +Block comments are enclosed in \fB/*\fR and \fB*/\fR\. +. +.IP "2." 4 +Line comments go from \fB#\fR until, and not including, the next newline\. This is a \fBnon\-portable extension\fR\. +. +.IP "" 0 +. +.P + \fI\fR +. +.SS "Named Expressions" +The following are named expressions in bc(1): +. +.IP "1." 4 +Variables: \fBI\fR +. +.IP "2." 4 +Array Elements: \fBI[E]\fR +. +.IP "3." 4 +\fBibase\fR +. +.IP "4." 4 +\fBobase\fR +. +.IP "5." 4 +\fBscale\fR +. +.IP "6." 4 +\fBlast\fR or a single dot (\fB\.\fR) +. +.IP "" 0 +. +.P +Number 6 is a \fBnon\-portable extension\fR\. +. +.P +If bc(1) was built with the extra math option, the following is also a named expression: +. +.IP "1." 4 +\fBseed\fR +. +.IP "" 0 +. +.P +The meaning of \fBseed\fR is dependent on the current pseudo\-random number generator but is guaranteed to not change except for new major versions\. +. +.P +The \fBscale\fR of the value may be significant\. +. +.P +If a previously used \fBseed\fR value is assigned to \fBseed\fR and used again, the pseudo\-random number generator is guaranteed to produce the same sequence of pseudo\-random numbers as it did when the \fBseed\fR value was previously used\. +. +.P +The exact value assigned to \fBseed\fR is not guaranteed to be returned if \fBseed\fR is queried again immediately\. However, if \fBseed\fR \fIdoes\fR return a different value, both values, when assigned to \fBseed\fR, are guaranteed to produce the same sequence of pseudo\-random numbers\. This means that certain values assigned to \fBseed\fR will not produce unique sequences of pseudo\-random numbers\. The value of \fBseed\fR will change after any use of the \fBrand()\fR and \fBirand(E)\fR operands, except if the parameter passed to \fBirand(E)\fR is \fB0\fR or \fB1\fR\. +. +.P +There is no limit to the length (number of significant decimal digits) or \fIscale\fR of the value that can be assigned to \fBseed\fR\. +. +.P +This command is only available if bc(1) was built with the extra math option\. +. +.P +This is a \fBnon\-portable extension\fR\. +. +.P +Variables and arrays do not interfere; users can have arrays named the same as variables\. This also applies to functions (see the FUNCTIONS section), so a user can have a variable, array, and function that all have the same name, and they will not shadow each other\. +. +.P +Named expressions are required as the operand of \fI\fBincrement\fR/\fBdecrement\fR operators\fR and as the left side of \fI\fBassignment\fR operators\fR\. +. +.P + \fI\fR +. +.SS "Operands" +The following are valid operands in bc(1): +. +.IP "1." 4 +Numbers (see \fINumbers\fR below)\. +. +.IP "2." 4 +Array indices (\fBI[E]\fR)\. +. +.IP "3." 4 +\fB(E)\fR: The value of \fBE\fR (used to change precedence)\. +. +.IP "4." 4 +\fBsqrt(E)\fR: The square root of \fBE\fR\. \fBE\fR must be non\-negative\. +. +.IP "5." 4 +\fBlength(E)\fR: The number of significant decimal digits in \fBE\fR\. +. +.IP "6." 4 +\fBlength(I[])\fR: The number of elements in the array \fBI\fR\. This is a \fBnon\-portable extension\fR\. +. +.IP "7." 4 +\fBscale(E)\fR: The \fBscale\fR of \fBE\fR\. +. +.IP "8." 4 +\fBabs(E)\fR: The absolute value of \fBE\fR\. This is a \fBnon\-portable extension\fR\. +. +.IP "9." 4 +\fBI()\fR, \fBI(E)\fR, \fBI(E, E)\fR, and so on, where \fBI\fR is an identifier for a non\-\fIvoid function\fR\. The \fBE\fR parameters may also be arrays, which will automatically be turned into \fIarray references\fR if the corresponding parameter is an array reference\. +. +.IP "10." 4 +\fBread()\fR: Reads a line from \fBstdin\fR and uses that as an expression\. The result of that expression is the result of the \fBread()\fR operand\. This is a \fBnon\-portable extension\fR\. +. +.IP "11." 4 +\fBmaxibase()\fR: The max allowable \fBibase\fR\. This is a \fBnon\-portable extension\fR\. +. +.IP "12." 4 +\fBmaxobase()\fR: The max allowable \fBobase\fR\. This is a \fBnon\-portable extension\fR\. +. +.IP "13." 4 +\fBmaxscale()\fR: The max allowable \fBscale\fR\. This is a \fBnon\-portable extension\fR\. +. +.IP "" 0 +. +.P +If bc(1) was built with the extra math option, the following are also valid operands: +. +.IP "1." 4 +\fBrand()\fR: A pseudo\-random integer between \fB0\fR (inclusive) and \fBBC_RAND_MAX\fR (inclusive)\. Using this operand will change the value of \fBseed\fR\. This is a \fBnon\-portable extension\fR\. +. +.IP "2." 4 +\fBirand(E)\fR: A pseudo\-random integer between \fB0\fR (inclusive) and the value of \fBE\fR (exclusive)\. If \fBE\fR is negative or is a non\-integer (\fBscale\fR is not \fB0\fR), an error is raised, and bc(1) resets (see the RESET section)\. If \fBE\fR is larger than \fBBC_RAND_MAX\fR, the higher bound is honored by generating several pseudo\-random integers, multiplying them by appropriate powers of \fBBC_RAND_MAX + 1\fR, and adding them together\. Thus, the size of integer that can be generated with this operand is unbounded\. Using this operand will change the value of \fBseed\fR\. If \fBE\fR is \fB0\fR or \fB1\fR, then \fB0\fR is returned, and \fBseed\fR is not changed\. This is a \fBnon\-portable extension\fR\. +. +.IP "3." 4 +\fBmaxrand()\fR: The max integer returned by \fBrand()\fR\. This is a \fBnon\-portable extension\fR\. +. +.IP "" 0 +. +.P +The integers generated by \fBrand()\fR and \fBirand(E)\fR are guaranteed to be as unbiased as possible, subject to the limitations of the pseudo\-random number generator\. +. +.P +\fBNote\fR: The values returned by the pseudo\-random number generator with \fBrand()\fR and \fBirand(E)\fR are guaranteed to \fBNOT\fR be cryptographically\-secure\. This is a consequence of using a seeded pseudo\-random number generator\. However, they \fBare\fR guaranteed to be reproducible with identical \fBseed\fR values\. +. +.P + \fI\fR +. +.SS "Numbers" +Numbers are strings made up of digits, uppercase letters, and at most \fB1\fR period for a radix\. Numbers can have up to \fBBC_NUM_MAX\fR digits\. Uppercase letters equal \fB9\fR + their position in the alphabet (i\.e\., \fBA\fR equals \fB10\fR, or \fB9 + 1\fR)\. If a digit or letter makes no sense with the current value of \fBibase\fR, they are set to the value of the highest valid digit in \fBibase\fR\. +. +.P +Single\-character numbers (i\.e\., \fBA\fR) take the value that they would have if they were valid digits, regardless of the value of \fBibase\fR\. This means that \fBA\fR always equals decimal \fB10\fR and \fBZ\fR always equals decimal \fB35\fR\. +. +.P +In addition, if bc(1) was built with the extra math option, it accepts numbers in scientific notation\. For bc(1), an example is \fB1\.89237e9\fR, which is equal to \fB1892370000\fR\. Negative exponents are also allowed, so \fB4\.2890e\-3\fR is equal to \fB0\.0042890\fR\. +. +.P +Using scientific notation is an error or warning if the \fB\-s\fR or \fB\-w\fR, respectively, command\-line options (or equivalents) are given\. +. +.P +\fBWARNING\fR: Both the number and the exponent in scientific notation are interpreted according to the current \fBibase\fR, but the number is still multiplied by \fB10^exponent\fR regardless of the current \fBibase\fR\. For example, if \fBibase\fR is \fB16\fR and bc(1) is given the number string \fB"FFeA"\fR, the resulting decimal number will be \fB2550000000000\fR, and if bc(1) is given the number string \fB"10e\-4"\fR, the resulting decimal number will be \fB0\.0016\fR\. +. +.P +Accepting input as scientific notation is a \fBnon\-portable extension\fR\. +. +.SS "Operators" +The following arithmetic and logical operators can be used\. They are listed in order of decreasing precedence\. Operators in the same group have the same precedence\. +. +.TP +\fB++\fR \fB\-\-\fR +Type: Prefix and Postfix +. +.IP +Associativity: None +. +.IP +Description: \fBincrement\fR, \fBdecrement\fR +. +.TP +\fB\-\fR \fB!\fR +Type: Prefix +. +.IP +Associativity: None +. +.IP +Description: \fBnegation\fR, \fBboolean not\fR +. +.TP +\fB$\fR +Type: Postfix +. +.IP +Associativity: None +. +.IP +Description: \fBtruncation\fR +. +.TP +\fB@\fR +Type: Binary +. +.IP +Associativity: Right +. +.IP +Description: \fBset precision\fR +. +.TP +\fB^\fR +Type: Binary +. +.IP +Associativity: Right +. +.IP +Description: \fBpower\fR +. +.TP +\fB*\fR \fB/\fR \fB%\fR +Type: Binary +. +.IP +Associativity: Left +. +.IP +Description: \fBmultiply\fR, \fBdivide\fR, \fBmodulus\fR +. +.TP +\fB+\fR \fB\-\fR +Type: Binary +. +.IP +Associativity: Left +. +.IP +Description: \fBadd\fR, \fBsubtract\fR +. +.TP +\fB<<\fR \fB>>\fR +Type: Binary +. +.IP +Associativity: Left +. +.IP +Description: \fBshift left\fR, \fBshift right\fR +. +.TP +\fB=\fR \fB<<=\fR \fB>>=\fR \fB+=\fR \fB\-=\fR \fB*=\fR \fB/=\fR \fB%=\fR \fB^=\fR \fB@=\fR +Type: Binary +. +.IP +Associativity: Right +. +.IP +Description: \fBassignment\fR +. +.TP +\fB==\fR \fB<=\fR \fB>=\fR \fB!=\fR \fB<\fR \fB>\fR +Type: Binary +. +.IP +Associativity: Left +. +.IP +Description: \fBrelational\fR +. +.TP +\fB&&\fR +Type: Binary +. +.IP +Associativity: Left +. +.IP +Description: \fBboolean and\fR +. +.TP +\fB||\fR +Type: Binary +. +.IP +Associativity: Left +. +.IP +Description: \fBboolean or\fR +. +.P +The operators will be described in more detail below\. +. +.P + \fI\fR +. +.TP +\fB++\fR \fB\-\-\fR +The prefix and postfix \fBincrement\fR and \fBdecrement\fR operators behave exactly like they would in C\. They require a \fInamed expression\fR as an operand\. +. +.IP +The prefix versions of these operators are more efficient; use them where possible\. +. +.TP +\fB\-\fR +The \fBnegation\fR operator returns \fB0\fR if a user attempts to negate any expression with the value \fB0\fR\. Otherwise, a copy of the expression with its sign flipped is returned\. +. +.TP +\fB!\fR +The \fBboolean not\fR operator returns \fB1\fR if the expression is \fB0\fR, or \fB0\fR otherwise\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fB$\fR +The \fBtruncation\fR operator returns a copy of the given expression with all of its \fBscale\fR removed\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.IP +This is only available if bc(1) has been compiled with the extra math option enabled\. +. +.TP +\fB@\fR +The \fBset precision\fR operator takes two expressions and returns a copy of the first with its \fBscale\fR equal to the value of the second expression\. That could either mean that the number is returned without change (if the \fBscale\fR of the first expression matches the value of the second expression), extended (if it is less), or truncated (if it is more)\. +. +.IP +The second expression must be an integer (no \fBscale\fR) and non\-negative\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.IP +This is only available if bc(1) has been compiled with the extra math option enabled\. +. +.TP +\fB^\fR +The \fBpower\fR operator (not the \fBexclusive or\fR operator, as it would be in C) takes two expressions and raises the first to the power of the value of the second\. +. +.IP +The second expression must be an integer (no \fBscale\fR), and if it is negative, the first value must be non\-zero\. +. +.TP +\fB*\fR +The \fBmultiply\fR operator takes two expressions, multiplies them, and returns the product\. If \fBa\fR is the \fBscale\fR of the first expression and \fBb\fR is the \fBscale\fR of the second expression, the scale of the result is equal to \fBmin(a+b,max(scale,a,b))\fR where \fBmin\fR and \fBmax\fR return the obvious values\. +. +.TP +\fB/\fR +The \fBdivide\fR operator takes two expressions, divides them, and returns the quotient\. The scale of the result shall be the value of \fBscale\fR\. +. +.IP +The second expression must be non\-zero\. +. +.TP +\fB%\fR +The \fBmodulus\fR operator takes two expressions, \fBa\fR and \fBb\fR, and evaluates them by 1) Computing \fBa/b\fR to current \fBscale\fR and 2) Using the result of step 1 to calculate \fBa\-(a/b)*b\fR to scale \fBmax(scale+scale(b),scale(a))\fR\. +. +.IP +The second expression must be non\-zero\. +. +.TP +\fB+\fR +The \fBadd\fR operator takes two expressions, \fBa\fR and \fBb\fR, and returns the sum, with a \fBscale\fR equal to the max of the \fBscale\fRs of \fBa\fR and \fBb\fR\. +. +.TP +\fB\-\fR +The \fBsubtract\fR operator takes two expressions, \fBa\fR and \fBb\fR, and returns the difference, with a \fBscale\fR equal to the max of the \fBscale\fRs of \fBa\fR and \fBb\fR\. +. +.TP +\fB<<\fR +The \fBleft shift\fR operator takes two expressions, \fBa\fR and \fBb\fR, and returns a copy of the value of \fBa\fR with its decimal point moved \fBb\fR places to the right\. +. +.IP +The second expression must be an integer (no \fBscale\fR) and non\-negative\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.IP +This is only available if bc(1) has been compiled with the extra math option enabled\. +. +.TP +\fB>>\fR +The \fBright shift\fR operator takes two expressions, \fBa\fR and \fBb\fR, and returns a copy of the value of \fBa\fR with its decimal point moved \fBb\fR places to the left\. +. +.IP +The second expression must be an integer (no \fBscale\fR) and non\-negative\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.IP +This is only available if bc(1) has been compiled with the extra math option enabled\. +. +.P + \fI\fR +. +.TP +\fB=\fR \fB<<=\fR \fB>>=\fR \fB+=\fR \fB\-=\fR \fB*=\fR \fB/=\fR \fB%=\fR \fB^=\fR \fB@=\fR +The \fBassignment\fR operators take two expressions, \fBa\fR and \fBb\fR where \fBa\fR is a \fInamed expression\fR\. +. +.IP +For \fB=\fR, \fBb\fR is copied and the result is assigned to \fBa\fR\. For all others, \fBa\fR and \fBb\fR are applied as operands to the corresponding arithmetic operator and the result is assigned to \fBa\fR\. +. +.IP +The \fBassignment\fR operators that correspond to operators that are extensions are themselves extensions\. +. +.IP +Also, those \fBassignment\fR operators that are extensions are only available if bc(1) has been compiled with the extra math option enabled\. +. +.TP +\fB==\fR \fB<=\fR \fB>=\fR \fB!=\fR \fB<\fR \fB>\fR +The \fBrelational\fR operators compare two expressions, \fBa\fR and \fBb\fR, and if the relation holds, according to C language semantics, the result is \fB1\fR\. Otherwise, it is \fB0\fR\. +. +.IP +Note that unlike in C, these operators have a lower precedence than the \fBassignment\fR operators, which means that \fBa=b>c\fR is interpreted as \fB(a=b)>c\fR\. +. +.IP +Also, unlike the standard \fIhttps://pubs\.opengroup\.org/onlinepubs/9699919799/utilities/bc\.html\fR requires, these operators can appear anywhere any other expressions can be used\. This allowance is a \fBnon\-portable extension\fR\. +. +.TP +\fB&&\fR +The \fBboolean and\fR operator takes two expressions and returns \fB1\fR if both expressions are non\-zero, \fB0\fR otherwise\. +. +.IP +This is \fB\fInot\fR\fR a short\-circuit operator\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fB||\fR +The \fBboolean or\fR operator takes two expressions and returns \fB1\fR if one of the expressions is non\-zero, \fB0\fR otherwise\. +. +.IP +This is \fB\fInot\fR\fR a short\-circuit operator\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.SS "Statements" +The following items are statements: +. +.IP "1." 4 +\fBE\fR +. +.IP "2." 4 +\fB{\fR \fBS\fR \fB;\fR \.\.\. \fB;\fR \fBS\fR \fB}\fR +. +.IP "3." 4 +\fBif\fR \fB(\fR \fBE\fR \fB)\fR \fBS\fR +. +.IP "4." 4 +\fBif\fR \fB(\fR \fBE\fR \fB)\fR \fBS\fR \fBelse\fR \fBS\fR +. +.IP "5." 4 +\fBwhile\fR \fB(\fR \fBE\fR \fB)\fR \fBS\fR +. +.IP "6." 4 +\fBfor\fR \fB(\fR \fBE\fR \fB;\fR \fBE\fR \fB;\fR \fBE\fR \fB)\fR \fBS\fR +. +.IP "7." 4 +An empty statement +. +.IP "8." 4 +\fBbreak\fR +. +.IP "9." 4 +\fBcontinue\fR +. +.IP "10." 4 +\fBquit\fR +. +.IP "11." 4 +\fBhalt\fR +. +.IP "12." 4 +\fBlimits\fR +. +.IP "13." 4 +A string of characters, enclosed in double quotes +. +.IP "14." 4 +\fBprint\fR \fBE\fR \fB,\fR \.\.\. \fB,\fR \fBE\fR +. +.IP "15." 4 +\fBI()\fR, \fBI(E)\fR, \fBI(E, E)\fR, and so on, where \fBI\fR is an identifier for a \fIvoid function\fR\. The \fBE\fR parameters may also be arrays, which will automatically be turned into \fIarray references\fR if the corresponding parameter is an array reference\. +. +.IP "" 0 +. +.P +Numbers 4, 9, 11, 12, 14, and 15 are \fBnon\-portable extensions\fR\. +. +.P +Also, as a \fBnon\-portable extension\fR, any or all of the expressions in the header of a for loop may be omitted\. If the condition (second expression) is omitted, it is assumed to be a constant \fB1\fR\. +. +.P +The \fBbreak\fR statement causes a loop to stop iterating and resume execution immediately following a loop\. This is only allowed in loops\. +. +.P +The \fBcontinue\fR statement causes a loop iteration to stop early and returns to the start of the loop, including testing the loop condition\. This is only allowed in loops\. +. +.P +The \fBif\fR \fBelse\fR statement does the same thing as in C\. +. +.P +The \fBquit\fR statement causes bc(1) to quit, even if it is on a branch that will not be executed (it is a compile\-time command)\. +. +.P +The \fBhalt\fR statement causes bc(1) to quit, if it is executed\. (Unlike \fBquit\fR if it is on a branch of an \fBif\fR statement that is not executed, bc(1) does not quit\.) +. +.P +The \fBlimits\fR statement prints the limits that this bc(1) is subject to\. This is like the \fBquit\fR statement in that it is a compile\-time command\. +. +.P +An expression by itself is evaluated and printed, followed by a newline\. If bc(1) has been built with the extra math option enabled, both scientific notation and engineering notation are available for printing the results of expressions\. Scientific notation is activated by assigning \fB0\fR to \fBobase\fR (in any other context, an \fBobase\fR of \fB0\fR is invalid), and engineering notation is activated by assigning \fB1\fR to \fBobase\fR (which is also invalid in any other context)\. To deactivate them, just assign a different value to \fBobase\fR\. +. +.P +Scientific notation and engineering notation are disabled if bc(1) is run with either the \fB\-s\fR or \fB\-w\fR command\-line options (or equivalents)\. +. +.P +Printing numbers in scientific notation and/or engineering notation is a \fBnon\-portable extension\fR\. +. +.SS "Print Statement" +The "expressions" in a \fBprint\fR statement may also be strings\. If they are, there are backslash escape sequences that are interpreted specially\. What those sequences are, and what they cause to be printed, are shown below: +. +.TP +\fB\ea\fR +\fB\ea\fR +. +.TP +\fB\eb\fR +\fB\eb\fR +. +.TP +\fB\e\e\fR +\fB\e\fR +. +.TP +\fB\ee\fR +\fB\e\fR +. +.TP +\fB\ef\fR +\fB\ef\fR +. +.TP +\fB\en\fR +\fB\en\fR +. +.TP +\fB\eq\fR +\fB"\fR +. +.TP +\fB\er\fR +\fB\er\fR +. +.TP +\fB\et\fR +\fB\et\fR +. +.P +Any other character following a backslash causes the backslash and character to be printed as\-is\. +. +.P +Any non\-string expression in a print statement shall be assigned to \fBlast\fR, like any other expression that is printed\. +. +.SS "Order of Evaluation" +All expressions in a statment are evaluated left to right, except as necessary to maintain order of operations\. This means, for example, that in the expression \fBi = 0; a[i++] = i++\fR, the first (or 0th) element of \fBa\fR is set to \fB1\fR, and \fBi\fR is equal to \fB2\fR at the end of the expression\. +. +.P +This includes function arguments\. Thus, this means that in the expression \fBi = 0; x(i++, i++)\fR, the first argument passed to \fBx()\fR is \fB0\fR, and the second argument is \fB1\fR, while \fBi\fR is equal to \fB2\fR before the function starts executing\. +. +.SH "FUNCTIONS" +Function definitions are as follows: +. +.IP "" 4 +. +.nf + +define I(I,\.\.\.,I){ + auto I,\.\.\.,I + S;\.\.\.;S + return(E) +} +. +.fi +. +.IP "" 0 +. +.P +Any \fBI\fR in the parameter list or \fBauto\fR list may be replaced with \fBI[]\fR to make a parameter or \fBauto\fR var an array, and any \fBI\fR in the parameter list may be replaced with \fB*I[]\fR to make a parameter an array reference\. Callers of functions that take array references should not put an asterisk in the call; they must be called with just \fBI[]\fR like normal array parameters and will be automatically converted into references\. +. +.P +As a \fBnon\-portable extension\fR, the opening brace of a \fBdefine\fR statement may appear on the next line\. +. +.P +The return statement may also be in the following forms: +. +.IP "1." 4 +\fBreturn\fR +. +.IP "2." 4 +\fBreturn\fR \fB(\fR \fB)\fR +. +.IP "3." 4 +\fBreturn\fR \fBE\fR +. +.IP "" 0 +. +.P +The first two, or not specifying a \fBreturn\fR statement, is equivalent to \fBreturn (0)\fR, unless the function is a \fIvoid function\fR\. +. +.P + \fI\fR +. +.SS "Void Functions" +Functions can also be void functions, defined as follows: +. +.IP "" 4 +. +.nf + +define void I(I,\.\.\.,I){ + auto I,\.\.\.,I + S;\.\.\.;S + return +} +. +.fi +. +.IP "" 0 +. +.P +They can only be used as standalone expressions, where such an expression would be printed alone, except in a print statement\. +. +.P +Void functions can only use the first two \fBreturn\fR statements listed above\. They can also omit the return statement entirely\. +. +.P +The word \fBvoid\fR is not treated as a keyword; it is still possible to have variables, arrays, and functions named \fBvoid\fR\. The word \fBvoid\fR is only treated specially right after the \fBdefine\fR keyword\. +. +.P +This is a \fBnon\-portable extension\fR\. +. +.P + \fI\fR +. +.SS "Array References" +For any array in the parameter list, if the array is declared in the form +. +.IP "" 4 +. +.nf + +*I[] +. +.fi +. +.IP "" 0 +. +.P +it is a \fBreference\fR\. Any changes to the array in the function are reflected, when the function returns, to the array that was passed in\. +. +.P +Other than this, all function arguments are passed by value\. +. +.P +This is a \fBnon\-portable extension\fR\. +. +.SH "LIBRARY" +All of the functions below, including the functions in the \fIextended library\fR if bc(1) has been compiled with the extra math option enabled, are available when the \fB\-l\fR or \fB\-\-mathlib\fR command\-line flags are given\. +. +.P + \fI\fR +. +.SS "Standard Library" +The standard \fIhttps://pubs\.opengroup\.org/onlinepubs/9699919799/utilities/bc\.html\fR defines the following functions for the math library: +. +.TP +\fBs(x)\fR +Returns the sine of \fBx\fR, which is assumed to be in radians\. +. +.IP +This is a \fItranscendental function\fR\. +. +.TP +\fBc(x)\fR +Returns the cosine of \fBx\fR, which is assumed to be in radians\. +. +.IP +This is a \fItranscendental function\fR\. +. +.TP +\fBa(x)\fR +Returns the arctangent of \fBx\fR, in radians\. +. +.IP +This is a \fItranscendental function\fR\. +. +.TP +\fBl(x)\fR +Returns the natural logarithm of \fBx\fR\. +. +.IP +This is a \fItranscendental function\fR\. +. +.TP +\fBe(x)\fR +Returns the mathematical constant \fBe\fR raised to the power of \fBx\fR\. +. +.IP +This is a \fItranscendental function\fR\. +. +.TP +\fBj(x, n)\fR +Returns the bessel integer order \fBn\fR (truncated) of \fBx\fR\. +. +.IP +This is a \fItranscendental function\fR\. +. +.P + \fI\fR +. +.SS "Extended Library" +In addition to the \fIstandard library\fR, if bc(1) has been built with the extra math option, the following functions are available when either the \fB\-l\fR or \fB\-\-mathlib\fR options are given\. +. +.P +However, the extended library is \fB\fInot\fR\fR loaded when the \fB\-s\fR/\fB\-\-standard\fR or \fB\-w\fR/\fB\-\-warn\fR options are given since they are not part of the library defined by the standard \fIhttps://pubs\.opengroup\.org/onlinepubs/9699919799/utilities/bc\.html\fR\. +. +.P +The extended library is a \fBnon\-portable extension\fR\. +. +.TP +\fBp(x, y)\fR +Calculates \fBx\fR to the power of \fBy\fR, even if \fBy\fR is not an integer, and returns the result to the current \fBscale\fR\. +. +.IP +This is a \fItranscendental function\fR\. +. +.TP +\fBr(x, p)\fR +Returns \fBx\fR rounded to \fBp\fR decimal places according to the rounding mode round half away from \fB0\fR \fIhttps://en\.wikipedia\.org/wiki/Rounding#Round_half_away_from_zero\fR\. +. +.TP +\fBceil(x, p)\fR +Returns \fBx\fR rounded to \fBp\fR decimal places according to the rounding mode round away from \fB0\fR \fIhttps://en\.wikipedia\.org/wiki/Rounding#Rounding_away_from_zero\fR\. +. +.TP +\fBf(x)\fR +Returns the factorial of the truncated absolute value of \fBx\fR\. +. +.TP +\fBperm(n, k)\fR +Returns the permutation of the truncated absolute value of \fBn\fR of the truncated absolute value of \fBk\fR, if \fBk <= n\fR\. If not, it returns \fB0\fR\. +. +.TP +\fBcomb(n, k)\fR +Returns the combination of the truncated absolute value of \fBn\fR of the truncated absolute value of \fBk\fR, if \fBk <= n\fR\. If not, it returns \fB0\fR\. +. +.TP +\fBl2(x)\fR +Returns the logarithm base \fB2\fR of \fBx\fR\. +. +.IP +This is a \fItranscendental function\fR\. +. +.TP +\fBl10(x)\fR +Returns the logarithm base \fB10\fR of \fBx\fR\. +. +.IP +This is a \fItranscendental function\fR\. +. +.TP +\fBlog(x, b)\fR +Returns the logarithm base \fBb\fR of \fBx\fR\. +. +.IP +This is a \fItranscendental function\fR\. +. +.TP +\fBcbrt(x)\fR +Returns the cube root of \fBx\fR\. +. +.TP +\fBroot(x, n)\fR +Calculates the truncated value of \fBn\fR, \fBr\fR, and returns the \fBr\fRth root of \fBx\fR to the current \fBscale\fR\. +. +.IP +If \fBr\fR is \fB0\fR or negative, this raises an error and causes bc(1) to reset (see the RESET section)\. It also raises an error and causes bc(1) to reset if \fBr\fR is even and \fBx\fR is negative\. +. +.TP +\fBpi(p)\fR +Returns \fBpi\fR to \fBp\fR decimal places\. +. +.IP +This is a \fItranscendental function\fR\. +. +.TP +\fBt(x)\fR +Returns the tangent of \fBx\fR, which is assumed to be in radians\. +. +.IP +This is a \fItranscendental function\fR\. +. +.TP +\fBa2(y, x)\fR +Returns the arctangent of \fBy/x\fR, in radians\. If both \fBy\fR and \fBx\fR are equal to \fB0\fR, it raises an error and causes bc(1) to reset (see the RESET section)\. Otherwise, if \fBx\fR is greater than \fB0\fR, it returns \fBa(y/x)\fR\. If \fBx\fR is less than \fB0\fR, and \fBy\fR is greater than or equal to \fB0\fR, it returns \fBa(y/x) + pi\fR\. If \fBx\fR is less than \fB0\fR, and \fBy\fR is less than \fB0\fR, it returns \fBa(y/x) \- pi\fR\. If \fBx\fR is equal to \fB0\fR, and \fBy\fR is greater than \fB0\fR, it returns \fBpi/2\fR\. If \fBx\fR is equal to \fB0\fR, and \fBy\fR is less than \fB0\fR, it returns \fB\-pi/2\fR\. +. +.IP +This function is the same as the \fBatan2()\fR function in many programming languages\. +. +.IP +This is a \fItranscendental function\fR\. +. +.TP +\fBsin(x)\fR +Returns the sine of \fBx\fR, which is assumed to be in radians\. +. +.IP +This is an alias of \fBs(x)\fR\. +. +.IP +This is a \fItranscendental function\fR\. +. +.TP +\fBcos(x)\fR +Returns the cosine of \fBx\fR, which is assumed to be in radians\. +. +.IP +This is an alias of \fBc(x)\fR\. +. +.IP +This is a \fItranscendental function\fR\. +. +.TP +\fBtan(x)\fR +Returns the tangent of \fBx\fR, which is assumed to be in radians\. +. +.IP +If \fBx\fR is equal to \fB1\fR or \fB\-1\fR, this raises an error and causes bc(1) to reset (see the RESET section)\. +. +.IP +This is an alias of \fBt(x)\fR\. +. +.IP +This is a \fItranscendental function\fR\. +. +.TP +\fBatan(x)\fR +Returns the arctangent of \fBx\fR, in radians\. +. +.IP +This is an alias of \fBa(x)\fR\. +. +.IP +This is a \fItranscendental function\fR\. +. +.TP +\fBatan2(y, x)\fR +Returns the arctangent of \fBy/x\fR, in radians\. If both \fBy\fR and \fBx\fR are equal to \fB0\fR, it raises an error and causes bc(1) to reset (see the RESET section)\. Otherwise, if \fBx\fR is greater than \fB0\fR, it returns \fBa(y/x)\fR\. If \fBx\fR is less than \fB0\fR, and \fBy\fR is greater than or equal to \fB0\fR, it returns \fBa(y/x) + pi\fR\. If \fBx\fR is less than \fB0\fR, and \fBy\fR is less than \fB0\fR, it returns \fBa(y/x) \- pi\fR\. If \fBx\fR is equal to \fB0\fR, and \fBy\fR is greater than \fB0\fR, it returns \fBpi/2\fR\. If \fBx\fR is equal to \fB0\fR, and \fBy\fR is less than \fB0\fR, it returns \fB\-pi/2\fR\. +. +.IP +This function is the same as the \fBatan2()\fR function in many programming languages\. +. +.IP +This is an alias of \fBa2(y, x)\fR\. +. +.IP +This is a \fItranscendental function\fR\. +. +.TP +\fBr2d(x)\fR +Converts \fBx\fR from radians to degrees and returns the result\. +. +.IP +This is a \fItranscendental function\fR\. +. +.TP +\fBd2r(x)\fR +Converts \fBx\fR from degrees to radians and returns the result\. +. +.IP +This is a \fItranscendental function\fR\. +. +.TP +\fBfrand(p)\fR +Generates a pseudo\-random number between \fB0\fR (inclusive) and \fB1\fR (exclusive) with the number of decimal digits after the decimal point equal to the truncated absolute value of \fBp\fR\. If \fBp\fR is not \fB0\fR, then calling this function will change the value of \fBseed\fR\. If \fBp\fR is \fB0\fR, then \fB0\fR is returned, and \fBseed\fR is not changed\. +. +.TP +\fBifrand(i, p)\fR +Generates a pseudo\-random number that is between \fB0\fR (inclusive) and the truncated absolute value of \fBi\fR (exclusive) with the number of decimal digits after the decimal point equal to the truncated absolute value of \fBp\fR\. If the absolute value of \fBi\fR is greater than or equal to \fB2\fR, and \fBp\fR is not \fB0\fR, then calling this function will change the value of \fBseed\fR, otherwise, \fB0\fR is returned and \fBseed\fR is not changed\. +. +.TP +\fBsrand(x)\fR +Returns \fBx\fR with its sign flipped with probability \fB0\.5\fR\. In other words, it randomizes the sign of \fBx\fR\. +. +.TP +\fBbrand()\fR +Returns a random boolean value (either \fB0\fR or \fB1\fR)\. +. +.TP +\fBubytes(x)\fR +Returns the numbers of unsigned integer bytes required to hold the truncated absolute value of \fBx\fR\. +. +.TP +\fBsbytes(x)\fR +Returns the numbers of signed, two\'s\-complement integer bytes required to hold the truncated value of \fBx\fR\. +. +.TP +\fBhex(x)\fR +Outputs the hexadecimal (base \fB16\fR) representation of \fBx\fR\. +. +.IP +This is a \fIvoid function\fR\. +. +.TP +\fBbinary(x)\fR +Outputs the binary (base \fB2\fR) representation of \fBx\fR\. +. +.IP +This is a \fIvoid function\fR\. +. +.TP +\fBoutput(x, b)\fR +Outputs the base \fBb\fR representation of \fBx\fR\. +. +.IP +This is a \fIvoid function\fR\. +. +.TP +\fBuint(x)\fR +Outputs the representation, in binary and hexadecimal, of \fBx\fR as an unsigned integer in as few power of two bytes as possible\. Both outputs are split into bytes separated by spaces\. +. +.IP +If \fBx\fR is not an integer or is negative, an error message is printed instead, but bc(1) is not reset (see the RESET section)\. +. +.IP +This is a \fIvoid function\fR\. +. +.TP +\fBint(x)\fR +Outputs the representation, in binary and hexadecimal, of \fBx\fR as a signed, two\'s\-complement integer in as few power of two bytes as possible\. Both outputs are split into bytes separated by spaces\. +. +.IP +If \fBx\fR is not an integer, an error message is printed instead, but bc(1) is not reset (see the RESET section)\. +. +.IP +This is a \fIvoid function\fR\. +. +.TP +\fBuintn(x, n)\fR +Outputs the representation, in binary and hexadecimal, of \fBx\fR as an unsigned integer in \fBn\fR bytes\. Both outputs are split into bytes separated by spaces\. +. +.IP +If \fBx\fR is not an integer, is negative, or cannot fit into \fBn\fR bytes, an error message is printed instead, but bc(1) is not reset (see the RESET section)\. +. +.IP +This is a \fIvoid function\fR\. +. +.TP +\fBintn(x, n)\fR +Outputs the representation, in binary and hexadecimal, of \fBx\fR as a signed, two\'s\-complement integer in \fBn\fR bytes\. Both outputs are split into bytes separated by spaces\. +. +.IP +If \fBx\fR is not an integer or cannot fit into \fBn\fR bytes, an error message is printed instead, but bc(1) is not reset (see the RESET section)\. +. +.IP +This is a \fIvoid function\fR\. +. +.TP +\fBuint8(x)\fR +Outputs the representation, in binary and hexadecimal, of \fBx\fR as an unsigned integer in \fB1\fR byte\. Both outputs are split into bytes separated by spaces\. +. +.IP +If \fBx\fR is not an integer, is negative, or cannot fit into \fB1\fR byte, an error message is printed instead, but bc(1) is not reset (see the RESET section)\. +. +.IP +This is a \fIvoid function\fR\. +. +.TP +\fBint8(x)\fR +Outputs the representation, in binary and hexadecimal, of \fBx\fR as a signed, two\'s\-complement integer in \fB1\fR byte\. Both outputs are split into bytes separated by spaces\. +. +.IP +If \fBx\fR is not an integer or cannot fit into \fB1\fR byte, an error message is printed instead, but bc(1) is not reset (see the RESET section)\. +. +.IP +This is a \fIvoid function\fR\. +. +.TP +\fBuint16(x)\fR +Outputs the representation, in binary and hexadecimal, of \fBx\fR as an unsigned integer in \fB2\fR bytes\. Both outputs are split into bytes separated by spaces\. +. +.IP +If \fBx\fR is not an integer, is negative, or cannot fit into \fB2\fR bytes, an error message is printed instead, but bc(1) is not reset (see the RESET section)\. +. +.IP +This is a \fIvoid function\fR\. +. +.TP +\fBint16(x)\fR +Outputs the representation, in binary and hexadecimal, of \fBx\fR as a signed, two\'s\-complement integer in \fB2\fR bytes\. Both outputs are split into bytes separated by spaces\. +. +.IP +If \fBx\fR is not an integer or cannot fit into \fB2\fR bytes, an error message is printed instead, but bc(1) is not reset (see the RESET section)\. +. +.IP +This is a \fIvoid function\fR\. +. +.TP +\fBuint32(x)\fR +Outputs the representation, in binary and hexadecimal, of \fBx\fR as an unsigned integer in \fB4\fR bytes\. Both outputs are split into bytes separated by spaces\. +. +.IP +If \fBx\fR is not an integer, is negative, or cannot fit into \fB4\fR bytes, an error message is printed instead, but bc(1) is not reset (see the RESET section)\. +. +.IP +This is a \fIvoid function\fR\. +. +.TP +\fBint32(x)\fR +Outputs the representation, in binary and hexadecimal, of \fBx\fR as a signed, two\'s\-complement integer in \fB4\fR bytes\. Both outputs are split into bytes separated by spaces\. +. +.IP +If \fBx\fR is not an integer or cannot fit into \fB4\fR bytes, an error message is printed instead, but bc(1) is not reset (see the RESET section)\. +. +.IP +This is a \fIvoid function\fR\. +. +.TP +\fBuint64(x)\fR +Outputs the representation, in binary and hexadecimal, of \fBx\fR as an unsigned integer in \fB8\fR bytes\. Both outputs are split into bytes separated by spaces\. +. +.IP +If \fBx\fR is not an integer, is negative, or cannot fit into \fB8\fR bytes, an error message is printed instead, but bc(1) is not reset (see the RESET section)\. +. +.IP +This is a \fIvoid function\fR\. +. +.TP +\fBint64(x)\fR +Outputs the representation, in binary and hexadecimal, of \fBx\fR as a signed, two\'s\-complement integer in \fB8\fR bytes\. Both outputs are split into bytes separated by spaces\. +. +.IP +If \fBx\fR is not an integer or cannot fit into \fB8\fR bytes, an error message is printed instead, but bc(1) is not reset (see the RESET section)\. +. +.IP +This is a \fIvoid function\fR\. +. +.TP +\fBhex_uint(x, n)\fR +Outputs the representation of the truncated absolute value of \fBx\fR as an unsigned integer in hexadecimal using \fBn\fR bytes\. Not all of the value will be output if \fBn\fR is too small\. +. +.IP +This is a \fIvoid function\fR\. +. +.TP +\fBbinary_uint(x, n)\fR +Outputs the representation of the truncated absolute value of \fBx\fR as an unsigned integer in binary using \fBn\fR bytes\. Not all of the value will be output if \fBn\fR is too small\. +. +.IP +This is a \fIvoid function\fR\. +. +.TP +\fBoutput_uint(x, n)\fR +Outputs the representation of the truncated absolute value of \fBx\fR as an unsigned integer in the current \fI\fBobase\fR\fR using \fBn\fR bytes\. Not all of the value will be output if \fBn\fR is too small\. +. +.IP +This is a \fIvoid function\fR\. +. +.TP +\fBoutput_byte(x, i)\fR +Outputs byte \fBi\fR of the truncated absolute value of \fBx\fR, where \fB0\fR is the least significant byte and \fBnumber_of_bytes \- 1\fR is the most significant byte\. +. +.IP +This is a \fIvoid function\fR\. +. +.P + \fI\fR +. +.SS "Transcendental Functions" +All transcendental functions can return slightly inaccurate results (up to 1 ULP \fIhttps://en\.wikipedia\.org/wiki/Unit_in_the_last_place\fR)\. This is unavoidable, and this article \fIhttps://people\.eecs\.berkeley\.edu/~wkahan/LOG10HAF\.TXT\fR explains why it is impossible and unnecessary to calculate exact results for the transcendental functions\. +. +.P +Because of the possible inaccuracy, I recommend that users call those functions with the precision (\fBscale\fR) set to at least 1 higher than is necessary\. If exact results are \fIabsolutely\fR required, users can double the precision (\fBscale\fR) and then truncate\. +. +.P +The transcendental functions in the standard math library are: +. +.IP "\(bu" 4 +\fBs(x)\fR +. +.IP "\(bu" 4 +\fBc(x)\fR +. +.IP "\(bu" 4 +\fBa(x)\fR +. +.IP "\(bu" 4 +\fBl(x)\fR +. +.IP "\(bu" 4 +\fBe(x)\fR +. +.IP "\(bu" 4 +\fBj(x, n)\fR +. +.IP "" 0 +. +.P +The transcendental functions in the extended math library are: +. +.IP "\(bu" 4 +\fBl2(x)\fR +. +.IP "\(bu" 4 +\fBl10(x)\fR +. +.IP "\(bu" 4 +\fBlog(x, b)\fR +. +.IP "\(bu" 4 +\fBpi(p)\fR +. +.IP "\(bu" 4 +\fBt(x)\fR +. +.IP "\(bu" 4 +\fBa2(y, x)\fR +. +.IP "\(bu" 4 +\fBsin(x)\fR +. +.IP "\(bu" 4 +\fBcos(x)\fR +. +.IP "\(bu" 4 +\fBtan(x)\fR +. +.IP "\(bu" 4 +\fBatan(x)\fR +. +.IP "\(bu" 4 +\fBatan2(y, x)\fR +. +.IP "\(bu" 4 +\fBr2d(x)\fR +. +.IP "\(bu" 4 +\fBd2r(x)\fR +. +.IP "" 0 +. +.SH "RESET" +When bc(1) encounters an error or a signal that it has a non\-default handler for, it resets\. This means that several things happen\. +. +.P +First, any functions that are executing are stopped and popped off the stack\. The behavior is not unlike that of exceptions in programming languages\. Then the execution point is set so that any code waiting to execute (after all functions returned) is skipped\. +. +.P +Thus, when bc(1) resets, it skips any remaining code waiting to be executed\. Then, if it is interactive mode, and the error was not a fatal error (see the EXIT STATUS section), it asks for more input; otherwise, it exits with the appropriate return code\. +. +.P +Note that this reset behavior is different from the GNU bc(1), which attempts to start executing the statement right after the one that caused an error\. +. +.SH "PERFORMANCE" +Most bc(1) implementations use \fBchar\fR types to calculate the value of \fB1\fR decimal digit at a time, but that can be slow\. This bc(1) does something different\. +. +.P +It uses large integers to calculate more than \fB1\fR decimal digit at a time\. If built in a environment where \fBBC_LONG_BIT\fR (see the LIMITS section) is \fB64\fR, then each integer has \fB9\fR decimal digits\. If built in an environment where \fBBC_LONG_BIT\fR is \fB32\fR then each integer has \fB4\fR decimal digits\. This value (the number of decimal digits per large integer) is called \fBBC_BASE_DIGS\fR\. +. +.P +In addition, this bc(1) uses an even larger integer for overflow checking\. This integer type depends on the value of \fBBC_LONG_BIT\fR, but is always at least twice as large as the integer type used to store digits\. +. +.SH "LIMITS" +The following are the limits on bc(1): +. +.TP +\fBBC_LONG_BIT\fR +The number of bits in the \fBlong\fR type in the environment where bc(1) was built\. This determines how many decimal digits can be stored in a single large integer (see the PERFORMANCE section)\. +. +.TP +\fBBC_BASE_DIGS\fR +The number of decimal digits per large integer (see the PERFORMANCE section)\. Depends on \fBBC_LONG_BIT\fR\. +. +.TP +\fBBC_BASE_POW\fR +The max decimal number that each large integer can store (see \fBBC_BASE_DIGS\fR) plus \fB1\fR\. Depends on \fBBC_BASE_DIGS\fR\. +. +.TP +\fBBC_OVERFLOW_MAX\fR +The max number that the overflow type (see the PERFORMANCE section) can hold\. Depends on \fBBC_LONG_BIT\fR\. +. +.TP +\fBBC_BASE_MAX\fR +The maximum output base\. Set at \fBBC_BASE_POW\fR\. +. +.TP +\fBBC_DIM_MAX\fR +The maximum size of arrays\. Set at \fBSIZE_MAX\-1\fR\. +. +.TP +\fBBC_SCALE_MAX\fR +The maximum \fBscale\fR\. Set at \fBBC_OVERFLOW_MAX\-1\fR\. +. +.TP +\fBBC_STRING_MAX\fR +The maximum length of strings\. Set at \fBBC_OVERFLOW_MAX\-1\fR\. +. +.TP +\fBBC_NAME_MAX\fR +The maximum length of identifiers\. Set at \fBBC_OVERFLOW_MAX\-1\fR\. +. +.TP +\fBBC_NUM_MAX\fR +The maximum length of a number (in decimal digits), which includes digits after the decimal point\. Set at \fBBC_OVERFLOW_MAX\-1\fR\. +. +.TP +\fBBC_RAND_MAX\fR +The maximum integer (inclusive) returned by the \fBrand()\fR operand, if bc(1) has been built with the extra math option\. Set at \fB2^BC_LONG_BIT\-1\fR\. +. +.TP +Exponent +The maximum allowable exponent (positive or negative)\. Set at \fBBC_OVERFLOW_MAX\fR\. +. +.TP +Number of vars +The maximum number of vars/arrays\. Set at \fBSIZE_MAX\-1\fR\. +. +.P +Actual values can be queried with the \fBlimits\fR statement\. +. +.P +These limits are meant to be effectively non\-existent; the limits are so large (at least on 64\-bit machines) that there should not be any point at which they become a problem\. In fact, memory should be exhausted before these limits should be hit\. +. +.SH "ENVIRONMENT VARIABLES" +bc(1) recognizes the following environment variables: +. +.TP +\fBPOSIXLY_CORRECT\fR +If this variable exists (no matter the contents), bc(1) behaves as if the \fB\-s\fR option was given\. +. +.TP +\fBBC_ENV_ARGS\fR +This is another way to give command\-line arguments to bc(1)\. They should be in the same format as all other command\-line arguments\. These are always processed first, so any files given in \fBBC_ENV_ARGS\fR will be processed before arguments and files given on the command\-line\. This gives the user the ability to set up "standard" options and files to be used at every invocation\. The most useful thing for such files to contain would be useful functions that the user might want every time bc(1) runs\. +. +.IP +The code that parses \fBBC_ENV_ARGS\fR will correctly handle quoted arguments, but it does not understand escape sequences\. For example, the string \fB"/home/gavin/some bc file\.bc"\fR will be correctly parsed, but the string \fB"/home/gavin/some \e"bc\e" file\.bc"\fR will include the backslashes\. +. +.IP +The quote parsing will handle either kind of quotes, \fB'\fR or \fB"\fR\. Thus, if you have a file with any number of single quotes in the name, you can use double quotes as the outside quotes, as in \fB"some \'bc\' file\.bc"\fR, and vice versa if you have a file with double quotes\. However, handling a file with both kinds of quotes in \fBBC_ENV_ARGS\fR is not supported due to the complexity of the parsing, though such files are still supported on the command\-line where the parsing is done by the shell\. +. +.TP +\fBBC_LINE_LENGTH\fR +If this environment variable exists and contains an integer that is greater than \fB1\fR and is less than \fBUINT16_MAX\fR (\fB2^16\-1\fR), bc(1) will output lines to that length, including the backslash (\fB\e\fR)\. The default line length is \fB70\fR\. +. +.TP +\fBBC_EXPR_EXIT\fR +If this variable exists (no matter the contents), bc(1) will exit immediately after executing expressions and files given by the \fB\-e\fR and/or \fB\-f\fR command\-line options (and any equivalents)\. +. +.SH "EXIT STATUS" +bc(1) returns the following exit statuses: +. +.TP +\fB0\fR +No error\. +. +.TP +\fB1\fR +A math error occurred\. This follows standard practice of using \fB1\fR for expected errors, since math errors will happen in the process of normal execution\. +. +.IP +Math errors include divide by \fB0\fR, taking the square root of a negative number, using a negative number as a bound for the pseudo\-random number generator, attempting to convert a negative number to a hardware integer, overflow when converting a number to a hardware integer, and attempting to use a non\-integer where an integer is required\. +. +.IP +Converting to a hardware integer happens for the second operand of the power (\fB^\fR), places (\fB@\fR), left shift (\fB<<\fR), and right shift (\fB>>\fR) operators and their corresponding assignment operators\. +. +.TP +\fB2\fR +A parse error occurred\. +. +.IP +Parse errors include unexpected \fBEOF\fR, using an invalid character, failing to find the end of a string or comment, using a token where it is invalid, giving an invalid expression, giving an invalid print statement, giving an invalid function definition, attempting to assign to an expression that is not a \fInamed expression\fR, giving an invalid \fBauto\fR list, having a duplicate \fBauto\fR/function parameter, failing to find the end of a code block, attempting to return a value from a \fBvoid\fR function, attempting to use a variable as a reference, and using any extensions when the option \fB\-s\fR or any equivalents were given\. +. +.TP +\fB3\fR +A runtime error occurred\. +. +.IP +Runtime errors include assigning an invalid number to \fBibase\fR, \fBobase\fR, or \fBscale\fR; give a bad expression to a \fBread()\fR call, calling \fBread()\fR inside of a \fBread()\fR call, type errors, passing the wrong number of parameters to functions, attempting to call an undefined function, and attempting to use a \fBvoid\fR function call as a value in an expression\. +. +.TP +\fB4\fR +A fatal error occurred\. +. +.IP +Fatal errors include memory allocation errors, I/O errors, failing to open files, attempting to use files that do not have only ASCII characters (bc(1) only accepts ASCII characters), attempting to open a directory as a file, and giving invalid command\-line options\. +. +.P +The exit status \fB4\fR is special; when a fatal error occurs, bc(1) always exits and returns \fB4\fR, no matter what mode bc(1) is in\. +. +.P +The other statuses will only be returned when bc(1) is not in interactive mode (see the INTERACTIVE MODE section), since bc(1) resets its state (see the RESET section) and accepts more input when one of those errors occurs in interactive mode\. This is also the case when interactive mode is forced by the \fB\-i\fR flag or \fB\-\-interactive\fR option\. +. +.P +These exit statuses allow bc(1) to be used in shell scripting with error checking, and its normal behavior can be forced by using the \fB\-i\fR flag or \fB\-\-interactive\fR option\. +. +.SH "INTERACTIVE MODE" +Per the standard \fIhttps://pubs\.opengroup\.org/onlinepubs/9699919799/utilities/bc\.html\fR, bc(1) has an interactive mode and a non\-interactive mode\. Interactive mode is turned on automatically when both \fBstdin\fR and \fBstdout\fR are hooked to a terminal, but the \fB\-i\fR flag and \fB\-\-interactive\fR option can turn it on in other cases\. +. +.P +In interactive mode, bc(1) attempts to recover from errors (see the RESET section), and in normal execution, flushes \fBstdout\fR as soon as execution is done for the current input\. +. +.SH "TTY MODE" +If \fBstdin\fR, \fBstdout\fR, and \fBstderr\fR are all connected to a TTY, bc(1) turns on "TTY mode\." +. +.P +TTY mode is required for history to be enabled (see the COMMAND LINE HISTORY section)\. It is also required to enable special handling for \fBSIGINT\fR signals\. +. +.P +TTY mode is different from interactive mode because interactive mode is required in the bc(1) specification \fIhttps://pubs\.opengroup\.org/onlinepubs/9699919799/utilities/bc\.html\fR, and interactive mode requires only \fBstdin\fR and \fBstdout\fR to be connected to a terminal\. +. +.SH "SIGNAL HANDLING" +Sending a \fBSIGINT\fR will cause bc(1) to stop execution of the current input\. If bc(1) is in TTY mode (see the TTY MODE section), it will reset (see the RESET section)\. Otherwise, it will clean up and exit\. +. +.P +Note that "current input" can mean one of two things\. If bc(1) is processing input from \fBstdin\fR in TTY mode, it will ask for more input\. If bc(1) is processing input from a file in TTY mode, it will stop processing the file and start processing the next file, if one exists, or ask for input from \fBstdin\fR if no other file exists\. +. +.P +This means that if a \fBSIGINT\fR is sent to bc(1) as it is executing a file, it can seem as though bc(1) did not respond to the signal since it will immediately start executing the next file\. This is by design; most files that users execute when interacting with bc(1) have function definitions, which are quick to parse\. If a file takes a long time to execute, there may be a bug in that file\. The rest of the files could still be executed without problem, allowing the user to continue\. +. +.P +\fBSIGTERM\fR and \fBSIGQUIT\fR cause bc(1) to clean up and exit, and it uses the default handler for all other signals\. The one exception is \fBSIGHUP\fR, if bc(1) was built with history support; in that case, when bc(1) is in TTY mode, a \fBSIGHUP\fR will cause bc(1) to clean up and exit\. +. +.SH "COMMAND LINE HISTORY" +bc(1) supports interactive command\-line editing, if compiled with the history option enabled\. If bc(1) is in TTY mode (see the TTY MODE section), history is enabled\. Previous lines can be recalled and edited with the arrow keys\. +. +.P +\fBNote\fR: when bc(1) is built with history support, tabs are converted to 8 spaces\. +. +.SH "LOCALES" +This bc(1) ships with support for adding error messages for different locales\. +. +.SH "SEE ALSO" +dc(1) +. +.SH "STANDARDS" +bc(1) is compliant with the IEEE Std 1003\.1\-2017 (“POSIX\.1\-2017â€) \fIhttps://pubs\.opengroup\.org/onlinepubs/9699919799/utilities/bc\.html\fR specification\. The flags \fB\-efghiqsvVw\fR, all long options, and the extensions noted above are extensions to that specification\. +. +.P +Note that the specification explicitly says that bc(1) only accepts numbers that use a period (\fB\.\fR) as a radix point, regardless of the value of \fBLC_NUMERIC\fR\. +. +.P +This bc(1) ships with support for adding error messages for different locales, so it supports \fBLC_MESSAGES\fR\. +. +.SH "AUTHOR" +This bc(1) was made from scratch by Gavin D\. Howard\. +. +.SH "BUGS" +None are known\. Report bugs at https://git\.yzena\.com/gavin/bc\. diff --git a/manuals/bc.1.ronn b/manuals/bc.1.ronn new file mode 100644 index 000000000000..3f62333e73e7 --- /dev/null +++ b/manuals/bc.1.ronn @@ -0,0 +1,1556 @@ +bc(1) -- arbitrary-precision arithmetic language and calculator +=============================================================== + +SYNOPSIS +-------- + +`bc` [`-ghilPqsvVw`] [`--global-stacks`] [`--help`] [`--interactive`] +[`--mathlib`] [`--no-prompt`] [`--quiet`] [`--standard`] [`--warn`] +[`--version`] [`-e` *expr*] [`--expression=`*expr*...] [`-f` *file*...] +[`-file=`*file*...] [*file*...] + +DESCRIPTION +----------- + +bc(1) is an interactive processor for a language first standardized in 1991 by +POSIX. (The current standard is [here][1].) The language provides unlimited +precision decimal arithmetic and is somewhat C-like, but there are differences. +Such differences will be noted in this document. + +After parsing and handling options, this bc(1) reads any files given on the +command line and executes them before reading from `stdin`. + +With all build options, except for extra math, enabled this bc(1) is a drop-in +replacement for ***any*** bc(1), including (and especially) the GNU bc(1). It is +also a drop-in replacement for any bc(1) if extra math is enabled, but it will +have extra features not found in other bc(1) implementations. + +OPTIONS +------- + +The following are the options that bc(1) accepts. + + * `-g`, `--global-stacks`: + Turns the globals `ibase`, `obase`, and `scale` into stacks. This includes + `seed` if bc(1) was built with the extra math option. + + This has the effect that a copy of the current value of all three are pushed + onto a stack for every function call, as well as popped when every function + returns. This means that functions can assign to any and all of those + globals without worrying that the change will affect other functions. + Thus, `output(x,b)` (in the [extended library](#extended-library)) could + have been written like this: + + `define void output(x, b) { obase=b; x }` + + instead of like this: + + `define void output(x, b) { auto c; c=obase; obase=b; x; obase=c }` + + This makes writing functions much easier. + + However, since using this flag means that functions cannot set `ibase`, + `obase`, or `scale` globally, functions that are made to do so cannot work + anymore. There are two possible use cases for that, and each has a solution. + + First, if a function is called on startup to turn bc(1) into a number + converter, it is possible to replace that capability with various shell + aliases. Examples: + + `alias d2o="bc -e ibase=A -e obase=8"; alias h2b="bc -e ibase=G -e obase=2"` + + Second, if the purpose of a function is to set `ibase`, `obase`, or `scale` + globally for any other purpose, it could be split into one to three + functions (based on how many globals it sets) and each of those functions + could return the desired value for a global. + + For functions that set `seed`, the value assigned to `seed` is not + propagated to parent functions. This means that the sequence of + pseudo-random numbers that they see will not be the same sequence of + pseudo-random numbers that any parent sees. This is only the case once + `seed` has been set. + + If a function desires to not affect the sequence of pseudo-random numbers + of its parents, but wants to use the same `seed`, it can use the following + line: + + `seed = seed` + + If the behavior of this option is desired for every run of bc(1), then users + could make sure to define `BC_ENV_ARGS` and include this option (see the + ENVIRONMENT VARIABLES section for more details). + + If `-s`, `-w`, or any equivalents are used, this option is ignored. + + This is a **non-portable extension**. + + * `-h`, `--help`: + Prints a usage message and quits. + + * `-i`, `--interactive`: + Forces interactive mode. (See the INTERACTIVE MODE section.) + + This is a **non-portable extension**. + + * `-l`, `--mathlib`: + Sets `scale` (see the Scale section) to `20` and loads the included math + library before running any code, including any expressions or files + specified on the command line. + + To learn what is in the library, see the LIBRARY section. + + * `-P`, `--no-prompt`: + Disables the prompt in interactive mode. This is mostly for those users that + do not want a prompt or are not used to having them in `bc`. Most of those + users would want to put this option in `BC_ENV_ARGS`. + + If the prompt has been disabled while building bc(1), this option is a + no-op. + + This is a **non-portable extension**. + + * `-q`, `--quiet`: + Do not print copyright header. bc(1) will also suppress the header in + non-interactive mode. + + This is mostly for compatibility with the [GNU bc(1)][2]. + + This is a **non-portable extension**. + + * `-s`, `--standard`: + Process exactly the language defined by the [standard][1] and error if any + extensions are used. + + This is a **non-portable extension**. + + * `-v`, `-V`, `--version`: + Print the version information (copyright header) and exit. + + This is a **non-portable extension**. + + * `-w`, `--warn`: + Like `-s` and `--standard`, except that warnings (and not errors) are given + for non-standard extensions. + + This is a **non-portable extension**. + + * `-e` *expr*, `--expression`=*expr*: + Evaluates `expr`. If multiple expressions are given, they are evaluated in + order. If files are given as well (see below), the expressions and files are + evaluated in the order given. This means that if a file is given before an + expression, the file is read in and evaluated first. + + In other bc(1) implementations, this option causes the program to execute + the expressions and then exit. This bc(1) does not, unless the + `BC_EXPR_EXIT` is defined (see the ENVIRONMENT VARIABLES section). + + This is a **non-portable extension**. + + * `-f` *file*, `--file`=*file*: + Reads in `file` and evaluates it. If expressions are also given (see above), + the expressions are evaluated in the order given. + + In other bc(1) implementations, this option causes the program to execute + the files and then exit. This bc(1) does not, unless the + `BC_EXPR_EXIT` is defined (see the ENVIRONMENT VARIABLES section). + + This is a **non-portable extension**. + +**Note**: long options are only accepted if bc(1) is built with them enabled. + +STDOUT +------ + +Any non-error output is written to `stdout`. + +**Note**: Unlike other bc(1) implementations, this bc(1) will issue a fatal +error (see the EXIT STATUS section) if it cannot write to `stdout`, so if +`stdout` is closed, as in `bc >&-`, it will quit with an error. This is +done so that bc(1) can report problems when `stdout` is redirected to a file. + +If there are scripts that depend on the behavior of other bc(1) implementations, +it is recommended that those scripts be changed to redirect `stdout` to +`/dev/null`. + +STDERR +------ + +Any error output is written to `stderr`. + +**Note**: Unlike other bc(1) implementations, this bc(1) will issue a fatal +error (see the EXIT STATUS section) if it cannot write to `stderr`, so if +`stderr` is closed, as in `bc 2>&-`, it will quit with an error. This is +done so that bc(1) can report problems when `stderr` is redirected to a file. + +If there are scripts that depend on the behavior of other bc(1) implementations, +it is recommended that those scripts be changed to redirect `stderr` to +`/dev/null`. + +SYNTAX +------ + +The syntax for bc(1) programs is mostly C-like, with some differences. This +bc(1) follows the [POSIX standard][1], which is a much more thorough resource +for the language this bc(1) accepts. This section is meant to be a summary and a +listing of all the extensions to the [standard][1]. + +In the sections below, `E` means expression, `S` means statement, and `I` means +identifier. + +Identifiers (`I`) start with a lowercase letter and can be followed by any +number (up to `BC_NAME_MAX-1`) of lowercase letters (`a-z`), digits (`0-9`), and +underscores (`_`). The regex is `[a-z][a-z0-9_]*` Identifiers with more than one +character (letter) are a **non-portable extension**. + +`ibase` is a global variable determining how to interpret constant numbers. It +is the "input" base, or the number base used for interpreting input numbers. +`ibase` is initially `10`. If the `-s` (`--standard`) and `-w` (`--warn`) flags +were not given on the command line, the max allowable value for `ibase` is `36`. +Otherwise, it is `16`. The min allowable value for `ibase` is `2`. The max +allowable value for `ibase` can be queried in bc(1) programs with the +`maxibase()` built in function. + +`obase` is a global variable determining how to output results. It is the +"output" base, or the number base used for outputting numbers. `obase` is +initially `10`. The max allowable value for `obase` is `BC_BASE_MAX`. The min +allowable value for `obase` is `2`, unless bc(1) was built with the extra math +option. If it was, then the min allowable value is `0`. In this case, if `obase` +is `0`, values are output in scientific notation, and if `obase` is `1`, values +are output in engineering notation. (Outputting in scientific or engineering +notation are **non-portable extensions**.) The max allowable value for `obase` +can be queried in bc(1) programs with the `maxobase()` built in function. + +The **scale** of an expression is the number of digits in the result of the +expression right of the decimal point, and `scale` is a global variable that +sets the precision of any operations, with exceptions. `scale` is initially `0`. +`scale` cannot be negative. The max allowable value for `scale` can be queried +in bc(1) programs with the `maxscale()` built in function. + +bc(1) has both **global** variables and **local** variables. All **local** +variables are local to the function; they are parameters or are introduced in +the `auto` list of a function (see FUNCTIONS). If a variable is accessed which +is not a parameter or in the `auto` list, it is assumed to be **global**. If a +parent function has a **local** variable version of a **global** variable that +is accessed by a function that it calls, the value of that **global** variable +in the child function is the value of the variable in the parent function, not +the value of the actual **global** variable. + +All of the above applies to arrays as well. + +The value of a statement that is an expression (i.e., any of the +[Named Expressions](#bc-named-expressions) or [Operands](#bc-operands)) is +printed unless the lowest precedence operator is an +[`assignment`](#bc-assignment) operator ***and*** the expression is not +surrounded by parentheses. + +The value that is printed is also assigned to the special variable `last`. A +single dot (`.`) may also be used as a synonym for `last`. These are +**non-portable extensions**. + +Either semicolons or newlines may separate statements. + +### Comments + +There are two kinds of comments: + +1. Block comments are enclosed in `/*` and `*/`. +2. Line comments go from `#` until, and not including, the next newline. This + is a **non-portable extension**. + + + +### Named Expressions + +The following are named expressions in bc(1): + +1. Variables: `I` +2. Array Elements: `I[E]` +3. `ibase` +4. `obase` +5. `scale` +6. `last` or a single dot (`.`) + +Number 6 is a **non-portable extension**. + +If bc(1) was built with the extra math option, the following is also a named +expression: + +1. `seed` + +The meaning of `seed` is dependent on the current pseudo-random number generator +but is guaranteed to not change except for new major versions. + +The **scale** of the value may be significant. + +If a previously used `seed` value is assigned to `seed` and used again, the +pseudo-random number generator is guaranteed to produce the same sequence of +pseudo-random numbers as it did when the `seed` value was previously used. + +The exact value assigned to `seed` is not guaranteed to be returned if `seed` is +queried again immediately. However, if `seed` *does* return a different value, +both values, when assigned to `seed`, are guaranteed to produce the same +sequence of pseudo-random numbers. This means that certain values assigned to +`seed` will not produce unique sequences of pseudo-random numbers. The value of +`seed` will change after any use of the `rand()` and `irand(E)` operands, except +if the parameter passed to `irand(E)` is `0` or `1`. + +There is no limit to the length (number of significant decimal digits) or +*scale* of the value that can be assigned to `seed`. + +This command is only available if bc(1) was built with the extra math option. + +This is a **non-portable extension**. + +Variables and arrays do not interfere; users can have arrays named the same as +variables. This also applies to functions (see the FUNCTIONS section), so a user +can have a variable, array, and function that all have the same name, and they +will not shadow each other. + +Named expressions are required as the operand of +[`increment`/`decrement` operators](#bc-increment-decrement) and as the left +side of [`assignment` operators](#bc-assignment). + + + +### Operands + +The following are valid operands in bc(1): + +1. Numbers (see [Numbers](#bc-numbers) below). +2. Array indices (`I[E]`). +3. `(E)`: The value of `E` (used to change precedence). +4. `sqrt(E)`: The square root of `E`. `E` must be non-negative. +5. `length(E)`: The number of significant decimal digits in `E`. +6. `length(I[])`: The number of elements in the array `I`. This is a + **non-portable extension**. +7. `scale(E)`: The **scale** of `E`. +8. `abs(E)`: The absolute value of `E`. This is a **non-portable extension**. +9. `I()`, `I(E)`, `I(E, E)`, and so on, where `I` is an identifier for a + non-[void function](#void-functions). The `E` parameters may also be arrays, + which will automatically be turned into [array + references](#array-references) if the corresponding parameter is an array + reference. +10. `read()`: Reads a line from `stdin` and uses that as an expression. The + result of that expression is the result of the `read()` operand. This is a + **non-portable extension**. +11. `maxibase()`: The max allowable `ibase`. This is a **non-portable + extension**. +12. `maxobase()`: The max allowable `obase`. This is a **non-portable + extension**. +13. `maxscale()`: The max allowable `scale`. This is a **non-portable + extension**. + +If bc(1) was built with the extra math option, the following are also valid +operands: + +1. `rand()`: A pseudo-random integer between `0` (inclusive) and `BC_RAND_MAX` + (inclusive). Using this operand will change the value of `seed`. This is a + **non-portable extension**. +2. `irand(E)`: A pseudo-random integer between `0` (inclusive) and the + value of `E` (exclusive). If `E` is negative or is a non-integer (**scale** + is not `0`), an error is raised, and bc(1) resets (see the RESET section). + If `E` is larger than `BC_RAND_MAX`, the higher bound is honored by + generating several pseudo-random integers, multiplying them by appropriate + powers of `BC_RAND_MAX + 1`, and adding them together. Thus, the size of + integer that can be generated with this operand is unbounded. Using this + operand will change the value of `seed`. If `E` is `0` or `1`, then `0` is + returned, and `seed` is not changed. This is a **non-portable extension**. +3. `maxrand()`: The max integer returned by `rand()`. This is a **non-portable + extension**. + +The integers generated by `rand()` and `irand(E)` are guaranteed to be as +unbiased as possible, subject to the limitations of the pseudo-random number +generator. + +**Note**: The values returned by the pseudo-random number generator with +`rand()` and `irand(E)` are guaranteed to **NOT** be cryptographically-secure. +This is a consequence of using a seeded pseudo-random number generator. However, +they **are** guaranteed to be reproducible with identical `seed` values. + + + +### Numbers + +Numbers are strings made up of digits, uppercase letters, and at most `1` period +for a radix. Numbers can have up to `BC_NUM_MAX` digits. Uppercase letters +equal `9` + their position in the alphabet (i.e., `A` equals `10`, or `9 + 1`). +If a digit or letter makes no sense with the current value of `ibase`, they are +set to the value of the highest valid digit in `ibase`. + +Single-character numbers (i.e., `A`) take the value that they would have if they +were valid digits, regardless of the value of `ibase`. This means that `A` +always equals decimal `10` and `Z` always equals decimal `35`. + +In addition, if bc(1) was built with the extra math option, it accepts numbers +in scientific notation. For bc(1), an example is `1.89237e9`, which is equal to +`1892370000`. Negative exponents are also allowed, so `4.2890e-3` is equal to +`0.0042890`. + +Using scientific notation is an error or warning if the `-s` or `-w`, +respectively, command-line options (or equivalents) are given. + +**WARNING**: Both the number and the exponent in scientific notation are +interpreted according to the current `ibase`, but the number is still multiplied +by `10^exponent` regardless of the current `ibase`. For example, if `ibase` is +`16` and bc(1) is given the number string `"FFeA"`, the resulting decimal number +will be `2550000000000`, and if bc(1) is given the number string `"10e-4"`, the +resulting decimal number will be `0.0016`. + +Accepting input as scientific notation is a **non-portable extension**. + +### Operators + +The following arithmetic and logical operators can be used. They are listed in +order of decreasing precedence. Operators in the same group have the same +precedence. + + * `++` `--`: + Type: Prefix and Postfix + + Associativity: None + + Description: `increment`, `decrement` + + * `-` `!`: + Type: Prefix + + Associativity: None + + Description: `negation`, `boolean not` + + * `$`: + Type: Postfix + + Associativity: None + + Description: `truncation` + + * `@`: + Type: Binary + + Associativity: Right + + Description: `set precision` + + * `^`: + Type: Binary + + Associativity: Right + + Description: `power` + + * `*` `/` `%`: + Type: Binary + + Associativity: Left + + Description: `multiply`, `divide`, `modulus` + + * `+` `-`: + Type: Binary + + Associativity: Left + + Description: `add`, `subtract` + + * `<<` `>>`: + Type: Binary + + Associativity: Left + + Description: `shift left`, `shift right` + + * `=` `<<=` `>>=` `+=` `-=` `*=` `/=` `%=` `^=` `@=`: + Type: Binary + + Associativity: Right + + Description: `assignment` + + * `==` `<=` `>=` `!=` `<` `>`: + Type: Binary + + Associativity: Left + + Description: `relational` + + * `&&`: + Type: Binary + + Associativity: Left + + Description: `boolean and` + + * `||`: + Type: Binary + + Associativity: Left + + Description: `boolean or` + +The operators will be described in more detail below. + + + + * `++` `--`: + The prefix and postfix `increment` and `decrement` operators behave exactly + like they would in C. They require a [named expression](#named-expressions) + as an operand. + + The prefix versions of these operators are more efficient; use them where + possible. + + * `-`: + The `negation` operator returns `0` if a user attempts to negate any + expression with the value `0`. Otherwise, a copy of the expression with its + sign flipped is returned. + + * `!`: + The `boolean not` operator returns `1` if the expression is `0`, or `0` + otherwise. + + This is a **non-portable extension**. + + * `$`: + The `truncation` operator returns a copy of the given expression with all of + its **scale** removed. + + This is a **non-portable extension**. + + This is only available if bc(1) has been compiled with the extra math option + enabled. + + * `@`: + The `set precision` operator takes two expressions and returns a copy of the + first with its **scale** equal to the value of the second expression. That + could either mean that the number is returned without change (if the + **scale** of the first expression matches the value of the second + expression), extended (if it is less), or truncated (if it is more). + + The second expression must be an integer (no **scale**) and non-negative. + + This is a **non-portable extension**. + + This is only available if bc(1) has been compiled with the extra math option + enabled. + + * `^`: + The `power` operator (not the `exclusive or` operator, as it would be in C) + takes two expressions and raises the first to the power of the value of the + second. + + The second expression must be an integer (no **scale**), and if it is + negative, the first value must be non-zero. + + * `*`: + The `multiply` operator takes two expressions, multiplies them, and returns + the product. If `a` is the **scale** of the first expression and `b` is the + **scale** of the second expression, the scale of the result is equal to + `min(a+b,max(scale,a,b))` where `min` and `max` return the obvious values. + + * `/`: + The `divide` operator takes two expressions, divides them, and returns the + quotient. The scale of the result shall be the value of `scale`. + + The second expression must be non-zero. + + * `%`: + The `modulus` operator takes two expressions, `a` and `b`, and evaluates + them by 1) Computing `a/b` to current `scale` and 2) Using the result of + step 1 to calculate `a-(a/b)*b` to scale `max(scale+scale(b),scale(a))`. + + The second expression must be non-zero. + + * `+`: + The `add` operator takes two expressions, `a` and `b`, and returns the sum, + with a **scale** equal to the max of the **scale**s of `a` and `b`. + + * `-`: + The `subtract` operator takes two expressions, `a` and `b`, and returns the + difference, with a **scale** equal to the max of the **scale**s of `a` and + `b`. + + * `<<`: + The `left shift` operator takes two expressions, `a` and `b`, and returns a + copy of the value of `a` with its decimal point moved `b` places to the + right. + + The second expression must be an integer (no **scale**) and non-negative. + + This is a **non-portable extension**. + + This is only available if bc(1) has been compiled with the extra math option + enabled. + + * `>>`: + The `right shift` operator takes two expressions, `a` and `b`, and returns a + copy of the value of `a` with its decimal point moved `b` places to the + left. + + The second expression must be an integer (no **scale**) and non-negative. + + This is a **non-portable extension**. + + This is only available if bc(1) has been compiled with the extra math option + enabled. + + + + * `=` `<<=` `>>=` `+=` `-=` `*=` `/=` `%=` `^=` `@=`: + The `assignment` operators take two expressions, `a` and `b` where `a` is a + [named expression](#bc-named-expressions). + + For `=`, `b` is copied and the result is assigned to `a`. For all others, + `a` and `b` are applied as operands to the corresponding arithmetic + operator and the result is assigned to `a`. + + The `assignment` operators that correspond to operators that are extensions + are themselves extensions. + + Also, those `assignment` operators that are extensions are only available if + bc(1) has been compiled with the extra math option enabled. + + * `==` `<=` `>=` `!=` `<` `>`: + The `relational` operators compare two expressions, `a` and `b`, and if the + relation holds, according to C language semantics, the result is `1`. + Otherwise, it is `0`. + + Note that unlike in C, these operators have a lower precedence than the + `assignment` operators, which means that `a=b>c` is interpreted as + `(a=b)>c`. + + Also, unlike the [standard][1] requires, these operators can appear anywhere + any other expressions can be used. This allowance is a + **non-portable extension**. + + * `&&`: + The `boolean and` operator takes two expressions and returns `1` if both + expressions are non-zero, `0` otherwise. + + This is ***not*** a short-circuit operator. + + This is a **non-portable extension**. + + * `||`: + The `boolean or` operator takes two expressions and returns `1` if one of + the expressions is non-zero, `0` otherwise. + + This is ***not*** a short-circuit operator. + + This is a **non-portable extension**. + +### Statements + +The following items are statements: + +1. `E` +2. `{` `S` `;` ... `;` `S` `}` +3. `if` `(` `E` `)` `S` +4. `if` `(` `E` `)` `S` `else` `S` +5. `while` `(` `E` `)` `S` +6. `for` `(` `E` `;` `E` `;` `E` `)` `S` +7. An empty statement +8. `break` +9. `continue` +10. `quit` +11. `halt` +12. `limits` +13. A string of characters, enclosed in double quotes +14. `print` `E` `,` ... `,` `E` +15. `I()`, `I(E)`, `I(E, E)`, and so on, where `I` is an identifier for a + [void function](#void-functions). The `E` parameters may also be arrays, + which will automatically be turned into [array + references](#array-references) if the corresponding parameter is an array + reference. + +Numbers 4, 9, 11, 12, 14, and 15 are **non-portable extensions**. + +Also, as a **non-portable extension**, any or all of the expressions in the +header of a for loop may be omitted. If the condition (second expression) is +omitted, it is assumed to be a constant `1`. + +The `break` statement causes a loop to stop iterating and resume execution +immediately following a loop. This is only allowed in loops. + +The `continue` statement causes a loop iteration to stop early and returns to +the start of the loop, including testing the loop condition. This is only +allowed in loops. + +The `if` `else` statement does the same thing as in C. + +The `quit` statement causes bc(1) to quit, even if it is on a branch that will +not be executed (it is a compile-time command). + +The `halt` statement causes bc(1) to quit, if it is executed. (Unlike `quit` if +it is on a branch of an `if` statement that is not executed, bc(1) does not +quit.) + +The `limits` statement prints the limits that this bc(1) is subject to. This is +like the `quit` statement in that it is a compile-time command. + +An expression by itself is evaluated and printed, followed by a newline. If +bc(1) has been built with the extra math option enabled, both scientific +notation and engineering notation are available for printing the results of +expressions. Scientific notation is activated by assigning `0` to `obase` (in +any other context, an `obase` of `0` is invalid), and engineering notation is +activated by assigning `1` to `obase` (which is also invalid in any other +context). To deactivate them, just assign a different value to `obase`. + +Scientific notation and engineering notation are disabled if bc(1) is run with +either the `-s` or `-w` command-line options (or equivalents). + +Printing numbers in scientific notation and/or engineering notation is a +**non-portable extension**. + +### Print Statement + +The "expressions" in a `print` statement may also be strings. If they are, there +are backslash escape sequences that are interpreted specially. What those +sequences are, and what they cause to be printed, are shown below: + + * `\a`: + `\a` + + * `\b`: + `\b` + + * `\\`: + `\` + + * `\e`: + `\` + + * `\f`: + `\f` + + * `\n`: + `\n` + + * `\q`: + `"` + + * `\r`: + `\r` + + * `\t`: + `\t` + +Any other character following a backslash causes the backslash and character to +be printed as-is. + +Any non-string expression in a print statement shall be assigned to `last`, like +any other expression that is printed. + +### Order of Evaluation + +All expressions in a statment are evaluated left to right, except as necessary +to maintain order of operations. This means, for example, that in the expression +`i = 0; a[i++] = i++`, the first (or 0th) element of `a` is set to `1`, and `i` +is equal to `2` at the end of the expression. + +This includes function arguments. Thus, this means that in the expression +`i = 0; x(i++, i++)`, the first argument passed to `x()` is `0`, and the second +argument is `1`, while `i` is equal to `2` before the function starts executing. + +FUNCTIONS +--------- + +Function definitions are as follows: + +``` +define I(I,...,I){ + auto I,...,I + S;...;S + return(E) +} +``` + +Any `I` in the parameter list or `auto` list may be replaced with `I[]` to make +a parameter or `auto` var an array, and any `I` in the parameter list may be +replaced with `*I[]` to make a parameter an array reference. Callers of +functions that take array references should not put an asterisk in the call; +they must be called with just `I[]` like normal array parameters and will be +automatically converted into references. + +As a **non-portable extension**, the opening brace of a `define` statement may +appear on the next line. + +The return statement may also be in the following forms: + +1. `return` +2. `return` `(` `)` +3. `return` `E` + +The first two, or not specifying a `return` statement, is equivalent to +`return (0)`, unless the function is a [void function](#void-functions). + + + +### Void Functions + +Functions can also be void functions, defined as follows: + +``` +define void I(I,...,I){ + auto I,...,I + S;...;S + return +} +``` + +They can only be used as standalone expressions, where such an expression would +be printed alone, except in a print statement. + +Void functions can only use the first two `return` statements listed above. They +can also omit the return statement entirely. + +The word `void` is not treated as a keyword; it is still possible to have +variables, arrays, and functions named `void`. The word `void` is only treated +specially right after the `define` keyword. + +This is a **non-portable extension**. + + + +### Array References + +For any array in the parameter list, if the array is declared in the form + +``` +*I[] +``` + +it is a **reference**. Any changes to the array in the function are reflected, +when the function returns, to the array that was passed in. + +Other than this, all function arguments are passed by value. + +This is a **non-portable extension**. + +LIBRARY +------- + +All of the functions below, including the functions in the +[extended library](#extended-library) if bc(1) has been compiled with the extra +math option enabled, are available when the `-l` or `--mathlib` command-line +flags are given. + + + +### Standard Library + +The [standard][1] defines the following functions for the math library: + + * `s(x)`: + Returns the sine of `x`, which is assumed to be in radians. + + This is a [transcendental function][5]. + + * `c(x)`: + Returns the cosine of `x`, which is assumed to be in radians. + + This is a [transcendental function][5]. + + * `a(x)`: + Returns the arctangent of `x`, in radians. + + This is a [transcendental function][5]. + + * `l(x)`: + Returns the natural logarithm of `x`. + + This is a [transcendental function][5]. + + * `e(x)`: + Returns the mathematical constant `e` raised to the power of `x`. + + This is a [transcendental function][5]. + + * `j(x, n)`: + Returns the bessel integer order `n` (truncated) of `x`. + + This is a [transcendental function][5]. + + + +### Extended Library + +In addition to the [standard library](#standard-library), if bc(1) has been +built with the extra math option, the following functions are available when +either the `-l` or `--mathlib` options are given. + +However, the extended library is ***not*** loaded when the `-s`/`--standard` or +`-w`/`--warn` options are given since they are not part of the library defined +by the [standard][1]. + +The extended library is a **non-portable extension**. + + * `p(x, y)`: + Calculates `x` to the power of `y`, even if `y` is not an integer, and + returns the result to the current `scale`. + + This is a [transcendental function][5]. + + * `r(x, p)`: + Returns `x` rounded to `p` decimal places according to the rounding mode + [round half away from `0`][3]. + + * `ceil(x, p)`: + Returns `x` rounded to `p` decimal places according to the rounding mode + [round away from `0`][7]. + + * `f(x)`: + Returns the factorial of the truncated absolute value of `x`. + + * `perm(n, k)`: + Returns the permutation of the truncated absolute value of `n` of the + truncated absolute value of `k`, if `k <= n`. If not, it returns `0`. + + * `comb(n, k)`: + Returns the combination of the truncated absolute value of `n` of the + truncated absolute value of `k`, if `k <= n`. If not, it returns `0`. + + * `l2(x)`: + Returns the logarithm base `2` of `x`. + + This is a [transcendental function][5]. + + * `l10(x)`: + Returns the logarithm base `10` of `x`. + + This is a [transcendental function][5]. + + * `log(x, b)`: + Returns the logarithm base `b` of `x`. + + This is a [transcendental function][5]. + + * `cbrt(x)`: + Returns the cube root of `x`. + + * `root(x, n)`: + Calculates the truncated value of `n`, `r`, and returns the `r`th root of + `x` to the current `scale`. + + If `r` is `0` or negative, this raises an error and causes bc(1) to reset + (see the RESET section). It also raises an error and causes bc(1) to reset + if `r` is even and `x` is negative. + + * `pi(p)`: + Returns `pi` to `p` decimal places. + + This is a [transcendental function][5]. + + * `t(x)`: + Returns the tangent of `x`, which is assumed to be in radians. + + This is a [transcendental function][5]. + + * `a2(y, x)`: + Returns the arctangent of `y/x`, in radians. If both `y` and `x` are equal + to `0`, it raises an error and causes bc(1) to reset (see the RESET + section). Otherwise, if `x` is greater than `0`, it returns `a(y/x)`. If `x` + is less than `0`, and `y` is greater than or equal to `0`, it returns + `a(y/x) + pi`. If `x` is less than `0`, and `y` is less than `0`, it returns + `a(y/x) - pi`. If `x` is equal to `0`, and `y` is greater than `0`, it + returns `pi/2`. If `x` is equal to `0`, and `y` is less than `0`, it returns + `-pi/2`. + + This function is the same as the `atan2()` function in many programming + languages. + + This is a [transcendental function][5]. + + * `sin(x)`: + Returns the sine of `x`, which is assumed to be in radians. + + This is an alias of `s(x)`. + + This is a [transcendental function][5]. + + * `cos(x)`: + Returns the cosine of `x`, which is assumed to be in radians. + + This is an alias of `c(x)`. + + This is a [transcendental function][5]. + + * `tan(x)`: + Returns the tangent of `x`, which is assumed to be in radians. + + If `x` is equal to `1` or `-1`, this raises an error and causes bc(1) to + reset (see the RESET section). + + This is an alias of `t(x)`. + + This is a [transcendental function][5]. + + * `atan(x)`: + Returns the arctangent of `x`, in radians. + + This is an alias of `a(x)`. + + This is a [transcendental function][5]. + + * `atan2(y, x)`: + Returns the arctangent of `y/x`, in radians. If both `y` and `x` are equal + to `0`, it raises an error and causes bc(1) to reset (see the RESET + section). Otherwise, if `x` is greater than `0`, it returns `a(y/x)`. If `x` + is less than `0`, and `y` is greater than or equal to `0`, it returns + `a(y/x) + pi`. If `x` is less than `0`, and `y` is less than `0`, it returns + `a(y/x) - pi`. If `x` is equal to `0`, and `y` is greater than `0`, it + returns `pi/2`. If `x` is equal to `0`, and `y` is less than `0`, it returns + `-pi/2`. + + This function is the same as the `atan2()` function in many programming + languages. + + This is an alias of `a2(y, x)`. + + This is a [transcendental function][5]. + + * `r2d(x)`: + Converts `x` from radians to degrees and returns the result. + + This is a [transcendental function][5]. + + * `d2r(x)`: + Converts `x` from degrees to radians and returns the result. + + This is a [transcendental function][5]. + + * `frand(p)`: + Generates a pseudo-random number between `0` (inclusive) and `1` (exclusive) + with the number of decimal digits after the decimal point equal to the + truncated absolute value of `p`. If `p` is not `0`, then calling this + function will change the value of `seed`. If `p` is `0`, then `0` is + returned, and `seed` is not changed. + + * `ifrand(i, p)`: + Generates a pseudo-random number that is between `0` (inclusive) and the + truncated absolute value of `i` (exclusive) with the number of decimal + digits after the decimal point equal to the truncated absolute value of `p`. + If the absolute value of `i` is greater than or equal to `2`, and `p` is not + `0`, then calling this function will change the value of `seed`, otherwise, + `0` is returned and `seed` is not changed. + + * `srand(x)`: + Returns `x` with its sign flipped with probability `0.5`. In other words, it + randomizes the sign of `x`. + + * `brand()`: + Returns a random boolean value (either `0` or `1`). + + * `ubytes(x)`: + Returns the numbers of unsigned integer bytes required to hold the truncated + absolute value of `x`. + + * `sbytes(x)`: + Returns the numbers of signed, two's-complement integer bytes required to + hold the truncated value of `x`. + + * `hex(x)`: + Outputs the hexadecimal (base `16`) representation of `x`. + + This is a [void function](#void-functions). + + * `binary(x)`: + Outputs the binary (base `2`) representation of `x`. + + This is a [void function](#void-functions). + + * `output(x, b)`: + Outputs the base `b` representation of `x`. + + This is a [void function](#void-functions). + + * `uint(x)`: + Outputs the representation, in binary and hexadecimal, of `x` as an unsigned + integer in as few power of two bytes as possible. Both outputs are split + into bytes separated by spaces. + + If `x` is not an integer or is negative, an error message is printed + instead, but bc(1) is not reset (see the RESET section). + + This is a [void function](#void-functions). + + * `int(x)`: + Outputs the representation, in binary and hexadecimal, of `x` as a signed, + two's-complement integer in as few power of two bytes as possible. Both + outputs are split into bytes separated by spaces. + + If `x` is not an integer, an error message is printed instead, but bc(1) is + not reset (see the RESET section). + + This is a [void function](#void-functions). + + * `uintn(x, n)`: + Outputs the representation, in binary and hexadecimal, of `x` as an unsigned + integer in `n` bytes. Both outputs are split into bytes separated by spaces. + + If `x` is not an integer, is negative, or cannot fit into `n` bytes, an + error message is printed instead, but bc(1) is not reset (see the RESET + section). + + This is a [void function](#void-functions). + + * `intn(x, n)`: + Outputs the representation, in binary and hexadecimal, of `x` as a signed, + two's-complement integer in `n` bytes. Both outputs are split into bytes + separated by spaces. + + If `x` is not an integer or cannot fit into `n` bytes, an error message is + printed instead, but bc(1) is not reset (see the RESET section). + + This is a [void function](#void-functions). + + * `uint8(x)`: + Outputs the representation, in binary and hexadecimal, of `x` as an unsigned + integer in `1` byte. Both outputs are split into bytes separated by spaces. + + If `x` is not an integer, is negative, or cannot fit into `1` byte, an error + message is printed instead, but bc(1) is not reset (see the RESET section). + + This is a [void function](#void-functions). + + * `int8(x)`: + Outputs the representation, in binary and hexadecimal, of `x` as a signed, + two's-complement integer in `1` byte. Both outputs are split into bytes + separated by spaces. + + If `x` is not an integer or cannot fit into `1` byte, an error message is + printed instead, but bc(1) is not reset (see the RESET section). + + This is a [void function](#void-functions). + + * `uint16(x)`: + Outputs the representation, in binary and hexadecimal, of `x` as an unsigned + integer in `2` bytes. Both outputs are split into bytes separated by spaces. + + If `x` is not an integer, is negative, or cannot fit into `2` bytes, an + error message is printed instead, but bc(1) is not reset (see the RESET + section). + + This is a [void function](#void-functions). + + * `int16(x)`: + Outputs the representation, in binary and hexadecimal, of `x` as a signed, + two's-complement integer in `2` bytes. Both outputs are split into bytes + separated by spaces. + + If `x` is not an integer or cannot fit into `2` bytes, an error message is + printed instead, but bc(1) is not reset (see the RESET section). + + This is a [void function](#void-functions). + + * `uint32(x)`: + Outputs the representation, in binary and hexadecimal, of `x` as an unsigned + integer in `4` bytes. Both outputs are split into bytes separated by spaces. + + If `x` is not an integer, is negative, or cannot fit into `4` bytes, an + error message is printed instead, but bc(1) is not reset (see the RESET + section). + + This is a [void function](#void-functions). + + * `int32(x)`: + Outputs the representation, in binary and hexadecimal, of `x` as a signed, + two's-complement integer in `4` bytes. Both outputs are split into bytes + separated by spaces. + + If `x` is not an integer or cannot fit into `4` bytes, an error message is + printed instead, but bc(1) is not reset (see the RESET section). + + This is a [void function](#void-functions). + + * `uint64(x)`: + Outputs the representation, in binary and hexadecimal, of `x` as an unsigned + integer in `8` bytes. Both outputs are split into bytes separated by spaces. + + If `x` is not an integer, is negative, or cannot fit into `8` bytes, an + error message is printed instead, but bc(1) is not reset (see the RESET + section). + + This is a [void function](#void-functions). + + * `int64(x)`: + Outputs the representation, in binary and hexadecimal, of `x` as a signed, + two's-complement integer in `8` bytes. Both outputs are split into bytes + separated by spaces. + + If `x` is not an integer or cannot fit into `8` bytes, an error message is + printed instead, but bc(1) is not reset (see the RESET section). + + This is a [void function](#void-functions). + + * `hex_uint(x, n)`: + Outputs the representation of the truncated absolute value of `x` as an + unsigned integer in hexadecimal using `n` bytes. Not all of the value will + be output if `n` is too small. + + This is a [void function](#void-functions). + + * `binary_uint(x, n)`: + Outputs the representation of the truncated absolute value of `x` as an + unsigned integer in binary using `n` bytes. Not all of the value will be + output if `n` is too small. + + This is a [void function](#void-functions). + + * `output_uint(x, n)`: + Outputs the representation of the truncated absolute value of `x` as an + unsigned integer in the current [`obase`](#obase) using `n` bytes. Not all + of the value will be output if `n` is too small. + + This is a [void function](#void-functions). + + * `output_byte(x, i)`: + Outputs byte `i` of the truncated absolute value of `x`, where `0` is the + least significant byte and `number_of_bytes - 1` is the most significant + byte. + + This is a [void function](#void-functions). + + + +### Transcendental Functions + +All transcendental functions can return slightly inaccurate results (up to 1 +[ULP][4]). This is unavoidable, and [this article][6] explains why it is +impossible and unnecessary to calculate exact results for the transcendental +functions. + +Because of the possible inaccuracy, I recommend that users call those functions +with the precision (`scale`) set to at least 1 higher than is necessary. If +exact results are *absolutely* required, users can double the precision +(`scale`) and then truncate. + +The transcendental functions in the standard math library are: + +* `s(x)` +* `c(x)` +* `a(x)` +* `l(x)` +* `e(x)` +* `j(x, n)` + +The transcendental functions in the extended math library are: + +* `l2(x)` +* `l10(x)` +* `log(x, b)` +* `pi(p)` +* `t(x)` +* `a2(y, x)` +* `sin(x)` +* `cos(x)` +* `tan(x)` +* `atan(x)` +* `atan2(y, x)` +* `r2d(x)` +* `d2r(x)` + +RESET +----- + +When bc(1) encounters an error or a signal that it has a non-default handler +for, it resets. This means that several things happen. + +First, any functions that are executing are stopped and popped off the stack. +The behavior is not unlike that of exceptions in programming languages. Then +the execution point is set so that any code waiting to execute (after all +functions returned) is skipped. + +Thus, when bc(1) resets, it skips any remaining code waiting to be executed. +Then, if it is interactive mode, and the error was not a fatal error (see the +EXIT STATUS section), it asks for more input; otherwise, it exits with the +appropriate return code. + +Note that this reset behavior is different from the GNU bc(1), which attempts to +start executing the statement right after the one that caused an error. + +PERFORMANCE +----------- + +Most bc(1) implementations use `char` types to calculate the value of `1` +decimal digit at a time, but that can be slow. This bc(1) does something +different. + +It uses large integers to calculate more than `1` decimal digit at a time. If +built in a environment where `BC_LONG_BIT` (see the LIMITS section) is `64`, +then each integer has `9` decimal digits. If built in an environment where +`BC_LONG_BIT` is `32` then each integer has `4` decimal digits. This value (the +number of decimal digits per large integer) is called `BC_BASE_DIGS`. + +In addition, this bc(1) uses an even larger integer for overflow checking. This +integer type depends on the value of `BC_LONG_BIT`, but is always at least twice +as large as the integer type used to store digits. + +LIMITS +------ + +The following are the limits on bc(1): + + * `BC_LONG_BIT`: + The number of bits in the `long` type in the environment where bc(1) was + built. This determines how many decimal digits can be stored in a single + large integer (see the PERFORMANCE section). + + * `BC_BASE_DIGS`: + The number of decimal digits per large integer (see the PERFORMANCE + section). Depends on `BC_LONG_BIT`. + + * `BC_BASE_POW`: + The max decimal number that each large integer can store (see + `BC_BASE_DIGS`) plus `1`. Depends on `BC_BASE_DIGS`. + + * `BC_OVERFLOW_MAX`: + The max number that the overflow type (see the PERFORMANCE section) can + hold. Depends on `BC_LONG_BIT`. + + * `BC_BASE_MAX`: + The maximum output base. Set at `BC_BASE_POW`. + + * `BC_DIM_MAX`: + The maximum size of arrays. Set at `SIZE_MAX-1`. + + * `BC_SCALE_MAX`: + The maximum `scale`. Set at `BC_OVERFLOW_MAX-1`. + + * `BC_STRING_MAX`: + The maximum length of strings. Set at `BC_OVERFLOW_MAX-1`. + + * `BC_NAME_MAX`: + The maximum length of identifiers. Set at `BC_OVERFLOW_MAX-1`. + + * `BC_NUM_MAX`: + The maximum length of a number (in decimal digits), which includes digits + after the decimal point. Set at `BC_OVERFLOW_MAX-1`. + + * `BC_RAND_MAX`: + The maximum integer (inclusive) returned by the `rand()` operand, if bc(1) + has been built with the extra math option. Set at `2^BC_LONG_BIT-1`. + + * Exponent: + The maximum allowable exponent (positive or negative). Set at + `BC_OVERFLOW_MAX`. + + * Number of vars: + The maximum number of vars/arrays. Set at `SIZE_MAX-1`. + +Actual values can be queried with the `limits` statement. + +These limits are meant to be effectively non-existent; the limits are so large +(at least on 64-bit machines) that there should not be any point at which they +become a problem. In fact, memory should be exhausted before these limits should +be hit. + +ENVIRONMENT VARIABLES +--------------------- + +bc(1) recognizes the following environment variables: + + * `POSIXLY_CORRECT`: + If this variable exists (no matter the contents), bc(1) behaves as if + the `-s` option was given. + + * `BC_ENV_ARGS`: + This is another way to give command-line arguments to bc(1). They should be + in the same format as all other command-line arguments. These are always + processed first, so any files given in `BC_ENV_ARGS` will be processed + before arguments and files given on the command-line. This gives the user + the ability to set up "standard" options and files to be used at every + invocation. The most useful thing for such files to contain would be useful + functions that the user might want every time bc(1) runs. + + The code that parses `BC_ENV_ARGS` will correctly handle quoted arguments, + but it does not understand escape sequences. For example, the string + `"/home/gavin/some bc file.bc"` will be correctly parsed, but the string + `"/home/gavin/some \"bc\" file.bc"` will include the backslashes. + + The quote parsing will handle either kind of quotes, `'` or `"`. Thus, if + you have a file with any number of single quotes in the name, you can use + double quotes as the outside quotes, as in `"some 'bc' file.bc"`, and vice + versa if you have a file with double quotes. However, handling a file with + both kinds of quotes in `BC_ENV_ARGS` is not supported due to the complexity + of the parsing, though such files are still supported on the command-line + where the parsing is done by the shell. + + * `BC_LINE_LENGTH`: + If this environment variable exists and contains an integer that is greater + than `1` and is less than `UINT16_MAX` (`2^16-1`), bc(1) will output lines + to that length, including the backslash (`\`). The default line length is + `70`. + + * `BC_EXPR_EXIT`: + If this variable exists (no matter the contents), bc(1) will exit + immediately after executing expressions and files given by the `-e` and/or + `-f` command-line options (and any equivalents). + +EXIT STATUS +----------- + +bc(1) returns the following exit statuses: + + * `0`: + No error. + + * `1`: + A math error occurred. This follows standard practice of using `1` for + expected errors, since math errors will happen in the process of normal + execution. + + Math errors include divide by `0`, taking the square root of a negative + number, using a negative number as a bound for the pseudo-random number + generator, attempting to convert a negative number to a hardware integer, + overflow when converting a number to a hardware integer, and attempting to + use a non-integer where an integer is required. + + Converting to a hardware integer happens for the second operand of the power + (`^`), places (`@`), left shift (`<<`), and right shift (`>>`) operators and + their corresponding assignment operators. + + * `2`: + A parse error occurred. + + Parse errors include unexpected `EOF`, using an invalid character, failing + to find the end of a string or comment, using a token where it is invalid, + giving an invalid expression, giving an invalid print statement, giving an + invalid function definition, attempting to assign to an expression that is + not a [named expression](#bc-named-expressions), giving an invalid `auto` + list, having a duplicate `auto`/function parameter, failing to find the end + of a code block, attempting to return a value from a `void` function, + attempting to use a variable as a reference, and using any extensions when + the option `-s` or any equivalents were given. + + * `3`: + A runtime error occurred. + + Runtime errors include assigning an invalid number to `ibase`, `obase`, or + `scale`; give a bad expression to a `read()` call, calling `read()` inside + of a `read()` call, type errors, passing the wrong number of parameters to + functions, attempting to call an undefined function, and attempting to use a + `void` function call as a value in an expression. + + * `4`: + A fatal error occurred. + + Fatal errors include memory allocation errors, I/O errors, failing to open + files, attempting to use files that do not have only ASCII characters (bc(1) + only accepts ASCII characters), attempting to open a directory as a file, + and giving invalid command-line options. + +The exit status `4` is special; when a fatal error occurs, bc(1) always exits +and returns `4`, no matter what mode bc(1) is in. + +The other statuses will only be returned when bc(1) is not in interactive mode +(see the INTERACTIVE MODE section), since bc(1) resets its state (see the RESET +section) and accepts more input when one of those errors occurs in interactive +mode. This is also the case when interactive mode is forced by the `-i` flag or +`--interactive` option. + +These exit statuses allow bc(1) to be used in shell scripting with error +checking, and its normal behavior can be forced by using the `-i` flag or +`--interactive` option. + +INTERACTIVE MODE +---------------- + +Per the [standard][1], bc(1) has an interactive mode and a non-interactive mode. +Interactive mode is turned on automatically when both `stdin` and `stdout` are +hooked to a terminal, but the `-i` flag and `--interactive` option can turn it +on in other cases. + +In interactive mode, bc(1) attempts to recover from errors (see the RESET +section), and in normal execution, flushes `stdout` as soon as execution is done +for the current input. + +TTY MODE +-------- + +If `stdin`, `stdout`, and `stderr` are all connected to a TTY, bc(1) turns on +"TTY mode." + +TTY mode is required for history to be enabled (see the COMMAND LINE HISTORY +section). It is also required to enable special handling for `SIGINT` signals. + +TTY mode is different from interactive mode because interactive mode is required +in the [bc(1) specification][1], and interactive mode requires only `stdin` and +`stdout` to be connected to a terminal. + +SIGNAL HANDLING +--------------- + +Sending a `SIGINT` will cause bc(1) to stop execution of the current input. If +bc(1) is in TTY mode (see the TTY MODE section), it will reset (see the RESET +section). Otherwise, it will clean up and exit. + +Note that "current input" can mean one of two things. If bc(1) is processing +input from `stdin` in TTY mode, it will ask for more input. If bc(1) is +processing input from a file in TTY mode, it will stop processing the file and +start processing the next file, if one exists, or ask for input from `stdin` if +no other file exists. + +This means that if a `SIGINT` is sent to bc(1) as it is executing a file, it can +seem as though bc(1) did not respond to the signal since it will immediately +start executing the next file. This is by design; most files that users execute +when interacting with bc(1) have function definitions, which are quick to parse. +If a file takes a long time to execute, there may be a bug in that file. The +rest of the files could still be executed without problem, allowing the user to +continue. + +`SIGTERM` and `SIGQUIT` cause bc(1) to clean up and exit, and it uses the +default handler for all other signals. The one exception is `SIGHUP`, if bc(1) +was built with history support; in that case, when bc(1) is in TTY mode, a +`SIGHUP` will cause bc(1) to clean up and exit. + +COMMAND LINE HISTORY +-------------------- + +bc(1) supports interactive command-line editing, if compiled with the history +option enabled. If bc(1) is in TTY mode (see the TTY MODE section), history is +enabled. Previous lines can be recalled and edited with the arrow keys. + +**Note**: when bc(1) is built with history support, tabs are converted to 8 +spaces. + +LOCALES +------- + +This bc(1) ships with support for adding error messages for different locales. + +SEE ALSO +-------- + +dc(1) + +STANDARDS +--------- + +bc(1) is compliant with the [IEEE Std 1003.1-2017 (“POSIX.1-2017â€)][1] +specification. The flags `-efghiqsvVw`, all long options, and the extensions +noted above are extensions to that specification. + +Note that the specification explicitly says that bc(1) only accepts numbers that +use a period (`.`) as a radix point, regardless of the value of `LC_NUMERIC`. + +This bc(1) ships with support for adding error messages for different locales, +so it supports `LC_MESSAGES`. + +AUTHOR +------ + +This bc(1) was made from scratch by Gavin D. Howard. + +BUGS +---- + +None are known. Report bugs at https://git.yzena.com/gavin/bc. + +[1]: https://pubs.opengroup.org/onlinepubs/9699919799/utilities/bc.html +[2]: https://www.gnu.org/software/bc/ +[3]: https://en.wikipedia.org/wiki/Rounding#Round_half_away_from_zero +[4]: https://en.wikipedia.org/wiki/Unit_in_the_last_place +[5]: #transcendental-functions +[6]: https://people.eecs.berkeley.edu/~wkahan/LOG10HAF.TXT +[7]: https://en.wikipedia.org/wiki/Rounding#Rounding_away_from_zero diff --git a/manuals/bc.md b/manuals/bc.md new file mode 120000 index 000000000000..7b8af482cc80 --- /dev/null +++ b/manuals/bc.md @@ -0,0 +1 @@ +bc.1.ronn \ No newline at end of file diff --git a/manuals/benchmarks.md b/manuals/benchmarks.md new file mode 100644 index 000000000000..af0593f4e876 --- /dev/null +++ b/manuals/benchmarks.md @@ -0,0 +1,673 @@ +# Benchmarks + +The results of these benchmarks suggest that building this `bc` with +optimization at `-O3` with link-time optimization (`-flto`) will result in the +best performance. However, using `-march=native` can result in **WORSE** +performance. + +*Note*: all benchmarks were run four times, and the fastest run is the one +shown. Also, `[bc]` means whichever `bc` was being run, and the assumed working +directory is the root directory of this repository. Also, this `bc` was at +version `3.0.0` while GNU `bc` was at version `1.07.1`, and all tests were +conducted on an `x86_64` machine running Gentoo Linux with `clang` `9.0.1` as +the compiler. + +## Typical Optimization Level + +These benchmarks were run with both `bc`'s compiled with the typical `-O2` +optimizations and no link-time optimization. + +### Addition + +The command used was: + +``` +tests/script.sh bc add.bc 1 0 1 1 [bc] +``` + +For GNU `bc`: + +``` +real 2.54 +user 1.21 +sys 1.32 +``` + +For this `bc`: + +``` +real 0.88 +user 0.85 +sys 0.02 +``` + +### Subtraction + +The command used was: + +``` +tests/script.sh bc subtract.bc 1 0 1 1 [bc] +``` + +For GNU `bc`: + +``` +real 2.51 +user 1.05 +sys 1.45 +``` + +For this `bc`: + +``` +real 0.91 +user 0.85 +sys 0.05 +``` + +### Multiplication + +The command used was: + +``` +tests/script.sh bc multiply.bc 1 0 1 1 [bc] +``` + +For GNU `bc`: + +``` +real 7.15 +user 4.69 +sys 2.46 +``` + +For this `bc`: + +``` +real 2.20 +user 2.10 +sys 0.09 +``` + +### Division + +The command used was: + +``` +tests/script.sh bc divide.bc 1 0 1 1 [bc] +``` + +For GNU `bc`: + +``` +real 3.36 +user 1.87 +sys 1.48 +``` + +For this `bc`: + +``` +real 1.61 +user 1.57 +sys 0.03 +``` + +### Power + +The command used was: + +``` +printf '1234567890^100000; halt\n' | time -p [bc] -q > /dev/null +``` + +For GNU `bc`: + +``` +real 11.30 +user 11.30 +sys 0.00 +``` + +For this `bc`: + +``` +real 0.73 +user 0.72 +sys 0.00 +``` + +### Scripts + +[This file][1] was downloaded, saved at `../timeconst.bc` and the following +patch was applied: + +``` +--- ../timeconst.bc 2018-09-28 11:32:22.808669000 -0600 ++++ ../timeconst.bc 2019-06-07 07:26:36.359913078 -0600 +@@ -110,8 +110,10 @@ + + print "#endif /* KERNEL_TIMECONST_H */\n" + } +- halt + } + +-hz = read(); +-timeconst(hz) ++for (i = 0; i <= 50000; ++i) { ++ timeconst(i) ++} ++ ++halt +``` + +The command used was: + +``` +time -p [bc] ../timeconst.bc > /dev/null +``` + +For GNU `bc`: + +``` +real 16.71 +user 16.06 +sys 0.65 +``` + +For this `bc`: + +``` +real 13.16 +user 13.15 +sys 0.00 +``` + +Because this `bc` is faster when doing math, it might be a better comparison to +run a script that is not running any math. As such, I put the following into +`../test.bc`: + +``` +for (i = 0; i < 100000000; ++i) { + y = i +} + +i +y + +halt +``` + +The command used was: + +``` +time -p [bc] ../test.bc > /dev/null +``` + +For GNU `bc`: + +``` +real 16.60 +user 16.59 +sys 0.00 +``` + +For this `bc`: + +``` +real 22.76 +user 22.75 +sys 0.00 +``` + +I also put the following into `../test2.bc`: + +``` +i = 0 + +while (i < 100000000) { + i += 1 +} + +i + +halt +``` + +The command used was: + +``` +time -p [bc] ../test2.bc > /dev/null +``` + +For GNU `bc`: + +``` +real 17.32 +user 17.30 +sys 0.00 +``` + +For this `bc`: + +``` +real 16.98 +user 16.96 +sys 0.01 +``` + +It seems that the improvements to the interpreter helped a lot in certain cases. + +Also, I have no idea why GNU `bc` did worse when it is technically doing less +work. + +## Recommended Optimizations from `2.7.0` + +Note that, when running the benchmarks, the optimizations used are not the ones +I recommended for version `2.7.0`, which are `-O3 -flto -march=native`. + +This `bc` separates its code into modules that, when optimized at link time, +removes a lot of the inefficiency that comes from function overhead. This is +most keenly felt with one function: `bc_vec_item()`, which should turn into just +one instruction (on `x86_64`) when optimized at link time and inlined. There are +other functions that matter as well. + +I also recommended `-march=native` on the grounds that newer instructions would +increase performance on math-heavy code. We will see if that assumption was +correct. (Spoiler: **NO**.) + +When compiling both `bc`'s with the optimizations I recommended for this `bc` +for version `2.7.0`, the results are as follows. + +### Addition + +The command used was: + +``` +tests/script.sh bc add.bc 1 0 1 1 [bc] +``` + +For GNU `bc`: + +``` +real 2.44 +user 1.11 +sys 1.32 +``` + +For this `bc`: + +``` +real 0.59 +user 0.54 +sys 0.05 +``` + +### Subtraction + +The command used was: + +``` +tests/script.sh bc subtract.bc 1 0 1 1 [bc] +``` + +For GNU `bc`: + +``` +real 2.42 +user 1.02 +sys 1.40 +``` + +For this `bc`: + +``` +real 0.64 +user 0.57 +sys 0.06 +``` + +### Multiplication + +The command used was: + +``` +tests/script.sh bc multiply.bc 1 0 1 1 [bc] +``` + +For GNU `bc`: + +``` +real 7.01 +user 4.50 +sys 2.50 +``` + +For this `bc`: + +``` +real 1.59 +user 1.53 +sys 0.05 +``` + +### Division + +The command used was: + +``` +tests/script.sh bc divide.bc 1 0 1 1 [bc] +``` + +For GNU `bc`: + +``` +real 3.26 +user 1.82 +sys 1.44 +``` + +For this `bc`: + +``` +real 1.24 +user 1.20 +sys 0.03 +``` + +### Power + +The command used was: + +``` +printf '1234567890^100000; halt\n' | time -p [bc] -q > /dev/null +``` + +For GNU `bc`: + +``` +real 11.08 +user 11.07 +sys 0.00 +``` + +For this `bc`: + +``` +real 0.71 +user 0.70 +sys 0.00 +``` + +### Scripts + +The command for the `../timeconst.bc` script was: + +``` +time -p [bc] ../timeconst.bc > /dev/null +``` + +For GNU `bc`: + +``` +real 15.62 +user 15.08 +sys 0.53 +``` + +For this `bc`: + +``` +real 10.09 +user 10.08 +sys 0.01 +``` + +The command for the next script, the `for` loop script, was: + +``` +time -p [bc] ../test.bc > /dev/null +``` + +For GNU `bc`: + +``` +real 14.76 +user 14.75 +sys 0.00 +``` + +For this `bc`: + +``` +real 17.95 +user 17.94 +sys 0.00 +``` + +The command for the next script, the `while` loop script, was: + +``` +time -p [bc] ../test2.bc > /dev/null +``` + +For GNU `bc`: + +``` +real 14.84 +user 14.83 +sys 0.00 +``` + +For this `bc`: + +``` +real 13.53 +user 13.52 +sys 0.00 +``` + +## Link-Time Optimization Only + +Just for kicks, let's see if `-march=native` is even useful. + +The optimizations I used for both `bc`'s were `-O3 -flto`. + +### Addition + +The command used was: + +``` +tests/script.sh bc add.bc 1 0 1 1 [bc] +``` + +For GNU `bc`: + +``` +real 2.41 +user 1.05 +sys 1.35 +``` + +For this `bc`: + +``` +real 0.58 +user 0.52 +sys 0.05 +``` + +### Subtraction + +The command used was: + +``` +tests/script.sh bc subtract.bc 1 0 1 1 [bc] +``` + +For GNU `bc`: + +``` +real 2.39 +user 1.10 +sys 1.28 +``` + +For this `bc`: + +``` +real 0.65 +user 0.57 +sys 0.07 +``` + +### Multiplication + +The command used was: + +``` +tests/script.sh bc multiply.bc 1 0 1 1 [bc] +``` + +For GNU `bc`: + +``` +real 6.82 +user 4.30 +sys 2.51 +``` + +For this `bc`: + +``` +real 1.57 +user 1.49 +sys 0.08 +``` + +### Division + +The command used was: + +``` +tests/script.sh bc divide.bc 1 0 1 1 [bc] +``` + +For GNU `bc`: + +``` +real 3.25 +user 1.81 +sys 1.43 +``` + +For this `bc`: + +``` +real 1.27 +user 1.23 +sys 0.04 +``` + +### Power + +The command used was: + +``` +printf '1234567890^100000; halt\n' | time -p [bc] -q > /dev/null +``` + +For GNU `bc`: + +``` +real 10.50 +user 10.49 +sys 0.00 +``` + +For this `bc`: + +``` +real 0.72 +user 0.71 +sys 0.00 +``` + +### Scripts + +The command for the `../timeconst.bc` script was: + +``` +time -p [bc] ../timeconst.bc > /dev/null +``` + +For GNU `bc`: + +``` +real 15.50 +user 14.81 +sys 0.68 +``` + +For this `bc`: + +``` +real 10.17 +user 10.15 +sys 0.01 +``` + +The command for the next script, the `for` loop script, was: + +``` +time -p [bc] ../test.bc > /dev/null +``` + +For GNU `bc`: + +``` +real 14.99 +user 14.99 +sys 0.00 +``` + +For this `bc`: + +``` +real 16.85 +user 16.84 +sys 0.00 +``` + +The command for the next script, the `while` loop script, was: + +``` +time -p [bc] ../test2.bc > /dev/null +``` + +For GNU `bc`: + +``` +real 14.92 +user 14.91 +sys 0.00 +``` + +For this `bc`: + +``` +real 12.75 +user 12.75 +sys 0.00 +``` + +It turns out that `-march=native` can be a problem. As such, I have removed the +recommendation to build with `-march=native`. + +## Recommended Compiler + +When I ran these benchmarks with my `bc` compiled under `clang` vs. `gcc`, it +performed much better under `clang`. I recommend compiling this `bc` with +`clang`. + +[1]: https://github.com/torvalds/linux/blob/master/kernel/time/timeconst.bc diff --git a/manuals/build.md b/manuals/build.md new file mode 100644 index 000000000000..5ced5e70c13c --- /dev/null +++ b/manuals/build.md @@ -0,0 +1,672 @@ +# Build + +This `bc` attempts to be as portable as possible. It can be built on any +POSIX-compliant system. + +To accomplish that, a POSIX-compatible, custom `configure.sh` script is used to +select build options, compiler, and compiler flags and generate a `Makefile`. + +The general form of configuring, building, and installing this `bc` is as +follows: + +``` +[ENVIRONMENT_VARIABLE=...] ./configure.sh [build_options...] +make +make install +``` + +To get all of the options, including any useful environment variables, use +either one of the following commands: + +``` +./configure.sh -h +./configure.sh --help +``` + +***WARNING***: even though `configure.sh` supports both option types, short and +long, it does not support handling both at the same time. Use only one type. + +To learn the available `make` targets run the following command after running +the `configure.sh` script: + +``` +make help +``` + +See [Build Environment Variables][4] for a more detailed description of all +accepted environment variables and [Build Options][5] for more detail about all +accepted build options. + + + +## Cross Compiling + +To cross-compile this `bc`, an appropriate compiler must be present and assigned +to the environment variable `HOSTCC` or `HOST_CC` (the two are equivalent, +though `HOSTCC` is prioritized). This is in order to bootstrap core file(s), if +the architectures are not compatible (i.e., unlike i686 on x86_64). Thus, the +approach is: + +``` +HOSTCC="/path/to/native/compiler" ./configure.sh +make +make install +``` + +`HOST_CC` will work in exactly the same way. + +`HOSTCFLAGS` and `HOST_CFLAGS` can be used to set compiler flags for `HOSTCC`. +(The two are equivalent, as `HOSTCC` and `HOST_CC` are.) `HOSTCFLAGS` is +prioritized over `HOST_CFLAGS`. If neither are present, `HOSTCC` (or `HOST_CC`) +uses `CFLAGS` (see [Build Environment Variables][4] for more details). + +It is expected that `CC` produces code for the target system and `HOSTCC` +produces code for the host system. See [Build Environment Variables][4] for more +details. + +If an emulator is necessary to run the bootstrap binaries, it can be set with +the environment variable `GEN_EMU`. + + + +## Build Environment Variables + +This `bc` supports `CC`, `HOSTCC`, `HOST_CC`, `CFLAGS`, `HOSTCFLAGS`, +`HOST_CFLAGS`, `CPPFLAGS`, `LDFLAGS`, `LDLIBS`, `PREFIX`, `DESTDIR`, `BINDIR`, +`DATAROOTDIR`, `DATADIR`, `MANDIR`, `MAN1DIR`, `LOCALEDIR` `EXECSUFFIX`, +`EXECPREFIX`, `LONG_BIT`, `GEN_HOST`, and `GEN_EMU` environment variables in +`configure.sh`. Any values of those variables given to `configure.sh` will be +put into the generated Makefile. + +More detail on what those environment variables do can be found in the following +sections. + +### `CC` + +C compiler for the target system. `CC` must be compatible with POSIX `c99` +behavior and options. However, **I encourage users to use any C99 or C11 +compatible compiler they wish.** + +If there is a space in the basename of the compiler, the items after the first +space are assumed to be compiler flags, and in that case, the flags are +automatically moved into CFLAGS. + +Defaults to `c99`. + +### `HOSTCC` or `HOST_CC` + +C compiler for the host system, used only in [cross compiling][6]. Must be +compatible with POSIX `c99` behavior and options. + +If there is a space in the basename of the compiler, the items after the first +space are assumed to be compiler flags, and in that case, the flags are +automatically moved into HOSTCFLAGS. + +Defaults to `$CC`. + +### `CFLAGS` + +Command-line flags that will be passed verbatim to `CC`. + +Defaults to empty. + +### `HOSTCFLAGS` or `HOST_CFLAGS` + +Command-line flags that will be passed verbatim to `HOSTCC` or `HOST_CC`. + +Defaults to `$CFLAGS`. + +### `CPPFLAGS` + +Command-line flags for the C preprocessor. These are also passed verbatim to +both compilers (`CC` and `HOSTCC`); they are supported just for legacy reasons. + +Defaults to empty. + +### `LDFLAGS` + +Command-line flags for the linker. These are also passed verbatim to both +compilers (`CC` and `HOSTCC`); they are supported just for legacy reasons. + +Defaults to empty. + +### `LDLIBS` + +Libraries to link to. These are also passed verbatim to both compilers (`CC` and +`HOSTCC`); they are supported just for legacy reasons and for cross compiling +with different C standard libraries (like [musl][3]). + +Defaults to empty. + +### `PREFIX` + +The prefix to install to. + +Can be overridden by passing the `--prefix` option to `configure.sh`. + +Defaults to `/usr/local`. + +### `DESTDIR` + +Path to prepend onto `PREFIX`. This is mostly for distro and package +maintainers. + +This can be passed either to `configure.sh` or `make install`. If it is passed +to both, the one given to `configure.sh` takes precedence. + +Defaults to empty. + +### `BINDIR` + +The directory to install binaries in. + +Can be overridden by passing the `--bindir` option to `configure.sh`. + +Defaults to `$PREFIX/bin`. + +### `DATAROOTDIR` + +The root directory to install data files in. + +Can be overridden by passing the `--datarootdir` option to `configure.sh`. + +Defaults to `$PREFIX/share`. + +### `DATADIR` + +The directory to install data files in. + +Can be overridden by passing the `--datadir` option to `configure.sh`. + +Defaults to `$DATAROOTDIR`. + +### `MANDIR` + +The directory to install manpages in. + +Can be overridden by passing the `--mandir` option to `configure.sh`. + +Defaults to `$DATADIR/man` + +### `MAN1DIR` + +The directory to install Section 1 manpages in. Because both `bc` and `dc` are +Section 1 commands, this is the only relevant section directory. + +Can be overridden by passing the `--man1dir` option to `configure.sh`. + +Defaults to `$MANDIR/man1`. + +### `LOCALEDIR` + +The directory to install locales in. + +Can be overridden by passing the `--localedir` option to `configure.sh`. + +Defaults to `$DATAROOTDIR/locale`. + +### `EXECSUFFIX` + +The suffix to append onto the executable names *when installing*. This is for +packagers and distro maintainers who want this `bc` as an option, but do not +want to replace the default `bc`. + +Defaults to empty. + +### `EXECPREFIX` + +The prefix to append onto the executable names *when building and installing*. +This is for packagers and distro maintainers who want this `bc` as an option, +but do not want to replace the default `bc`. + +Defaults to empty. + +### `LONG_BIT` + +The number of bits in a C `long` type. This is mostly for the embedded space. + +This `bc` uses `long`s internally for overflow checking. In C99, a `long` is +required to be 32 bits. For this reason, on 8-bit and 16-bit microcontrollers, +the generated code to do math with `long` types may be inefficient. + +For most normal desktop systems, setting this is unnecessary, except that 32-bit +platforms with 64-bit longs may want to set it to `32`. + +Defaults to the default value of `LONG_BIT` for the target platform. For +compliance with the `bc` spec, the minimum allowed value is `32`. + +It is an error if the specified value is greater than the default value of +`LONG_BIT` for the target platform. + +### `GEN_HOST` + +Whether to use `gen/strgen.c`, instead of `gen/strgen.sh`, to produce the C +files that contain the help texts as well as the math libraries. By default, +`gen/strgen.c` is used, compiled by `$HOSTCC` and run on the host machine. Using +`gen/strgen.sh` removes the need to compile and run an executable on the host +machine since `gen/strgen.sh` is a POSIX shell script. However, `gen/lib2.bc` is +perilously close to 4095 characters, the max supported length of a string +literal in C99 (and it could be added to in the future), and `gen/strgen.sh` +generates a string literal instead of an array, as `gen/strgen.c` does. For most +production-ready compilers, this limit probably is not enforced, but it could +be. Both options are still available for this reason. + +If you are sure your compiler does not have the limit and do not want to compile +and run a binary on the host machine, set this variable to "0". Any other value, +or a non-existent value, will cause the build system to compile and run +`gen/strgen.c`. + +Default is "". + +### `GEN_EMU` + +The emulator to run bootstrap binaries under. This is only if the binaries +produced by `HOSTCC` (or `HOST_CC`) need to be run under an emulator to work. + +Defaults to empty. + + + +## Build Options + +This `bc` comes with several build options, all of which are enabled by default. + +All options can be used with each other, with a few exceptions that will be +noted below. + +**NOTE**: All long options with mandatory argumenst accept either one of the +following forms: + +``` +--option arg +--option=arg +``` + +### `bc` Only + +To build `bc` only (no `dc`), use any one of the following commands for the +configure step: + +``` +./configure.sh -b +./configure.sh --bc-only +./configure.sh -D +./configure.sh --disable-dc +``` + +Those commands are all equivalent. + +***Warning***: It is an error to use those options if `bc` has also been +disabled (see below). + +### `dc` Only + +To build `dc` only (no `bc`), use either one of the following commands for the +configure step: + +``` +./configure.sh -d +./configure.sh --dc-only +./configure.sh -B +./configure.sh --disable-bc +``` + +Those commands are all equivalent. + +***Warning***: It is an error to use those options if `dc` has also been +disabled (see above). + + + +### History + +To disable signal handling, pass either the `-H` flag or the `--disable-history` +option to `configure.sh`, as follows: + +``` +./configure.sh -H +./configure.sh --disable-history +``` + +Both commands are equivalent. + +History is automatically disabled when building for Windows or on another +platform that does not support the terminal handling that is required. + +***WARNING***: Of all of the code in the `bc`, this is the only code that is not +completely portable. If the `bc` does not work on your platform, your first step +should be to retry with history disabled. + +### NLS (Locale Support) + +To disable locale support (use only English), pass either the `-N` flag or the +`--disable-nls` option to `configure.sh`, as follows: + +``` +./configure.sh -N +./configure.sh --disable-nls +``` + +Both commands are equivalent. + +NLS (locale support) is automatically disabled when building for Windows or on +another platform that does not support the POSIX locale API or utilities. + +### Prompt + +By default, `bc` and `dc` print a prompt when in interactive mode. They both +have the command-line option `-P`/`--no-prompt`, which turns that off, but it +can be disabled permanently in the build by passing the `-P` flag or the +`--disable-prompt` option to `configure.sh`, as follows: + +``` +./configure.sh -P +./configure.sh --disable-prompt +``` + +Both commands are equivalent. + +### Long Options + +By default, `bc` and `dc` support long options like `--mathlib` and +`--interactive`. However, support for these options requires `getopt_long()` +which is not in the POSIX standard. For those platforms that do *not* have +`getopt_long()` it will be disabled automatically, or if you wish to disable +them regardless, you can pass the `-L` flag or the `--disable-long-options` +option to `configure.sh`, as follows: + +``` +./configure.sh -L +./configure.sh --disable-long-options +``` + +Both commands are equivalent. + +### Extra Math + +This `bc` has 7 extra operators: + +* `$` (truncation to integer) +* `@` (set precision) +* `@=` (set precision and assign) +* `<<` (shift number left, shifts radix right) +* `<<=` (shift number left and assign) +* `>>` (shift number right, shifts radix left) +* `>>=` (shift number right and assign) + +There is no assignment version of `$` because it is a unary operator. + +The assignment versions of the above operators are not available in `dc`, but +the others are, as the operators `$`, `@`, `H`, and `h`, respectively. + +In addition, this `bc` has the option of outputting in scientific notation or +engineering notation. It can also take input in scientific or engineering +notation. On top of that, it has a pseudo-random number generator. (See the +[full manual](./bc.md) for more details.) + +Extra operators, scientific notation, engineering notation, and the +pseudo-random number generator can be disabled by passing either the `-E` flag +or the `--disable-extra-math` option to `configure.sh`, as follows: + +``` +./configure.sh -E +./configure.sh --disable-extra-math +``` + +Both commands are equivalent. + +This `bc` also has a larger library that is only enabled if extra operators and +the pseudo-random number generator are. More information about the functions can +be found in the [Extended Library](./bc.md#extended-library) section of the +[full manual](./bc.md). + +### Manpages + +To disable installing manpages, pass either the `-M` flag or the +`--disable-man-pages` option to `configure.sh` as follows: + +``` +./configure.sh -M +./configure.sh --disable-man-pages +``` + +Both commands are equivalent. + +### Karatsuba Length + +The Karatsuba length is the point at which `bc` and `dc` switch from Karatsuba +multiplication to brute force, `O(n^2)` multiplication. It can be set by passing +the `-k` flag or the `--karatsuba-len` option to `configure.sh` as follows: + +``` +./configure.sh -k64 +./configure.sh --karatsuba-len 64 +``` + +Both commands are equivalent. + +Default is `64`. + +***WARNING***: The Karatsuba Length must be a **integer** greater than or equal +to `16` (to prevent stack overflow). If it is not, `configure.sh` will give an +error. + +### Install Options + +The relevant `autotools`-style install options are supported in `configure.sh`: + +* `--prefix` +* `--bindir` +* `--datarootdir` +* `--datadir` +* `--mandir` +* `--man1dir` +* `--localedir` + +An example is: + +``` +./configure.sh --prefix=/usr --localedir /usr/share/nls +make +make install +``` + +They correspond to the environment variables `$PREFIX`, `$BINDIR`, +`$DATAROOTDIR`, `$DATADIR`, `$MANDIR`, `$MAN1DIR`, and `$LOCALEDIR`, +respectively. + +***WARNING***: If the option is given, the value of the corresponding +environment variable is overridden. + +***WARNING***: If any long command-line options are used, the long form of all +other command-line options must be used. Mixing long and short options is not +supported. + +## Optimization + +The `configure.sh` script will accept an optimization level to pass to the +compiler. Because `bc` is orders of magnitude faster with optimization, I +***highly*** recommend package and distro maintainers pass the highest +optimization level available in `CC` to `configure.sh` with the `-O` flag or +`--opt` option, as follows: + +``` +./configure.sh -O3 +./configure.sh --opt 3 +``` + +Both commands are equivalent. + +The build and install can then be run as normal: + +``` +make +make install +``` + +As usual, `configure.sh` will also accept additional `CFLAGS` on the command +line, so for SSE4 architectures, the following can add a bit more speed: + +``` +CFLAGS="-march=native -msse4" ./configure.sh -O3 +make +make install +``` + +Building with link-time optimization (`-flto` in clang) can further increase the +performance. I ***highly*** recommend doing so. + +I do **NOT*** recommend building with `-march=native`; doing so reduces this +`bc`'s performance. + +Manual stripping is not necessary; non-debug builds are automatically stripped +in the link stage. + +## Debug Builds + +Debug builds (which also disable optimization if no optimization level is given +and if no extra `CFLAGS` are given) can be enabled with either the `-g` flag or +the `--debug` option, as follows: + +``` +./configure.sh -g +./configure.sh --debug +``` + +Both commands are equivalent. + +The build and install can then be run as normal: + +``` +make +make install +``` + +## Stripping Binaries + +By default, when `bc` and `dc` are not built in debug mode, the binaries are +stripped. Stripping can be disabled with either the `-T` or the +`--disable-strip` option, as follows: + +``` +./configure.sh -T +./configure.sh --disable-strip +``` + +Both commands are equivalent. + +The build and install can then be run as normal: + +``` +make +make install +``` + +## Binary Size + +When built with both calculators, all available features, and `-Os` using +`clang` and `musl`, the executable is 140.4 kb (140,386 bytes) on `x86_64`. That +isn't much for what is contained in the binary, but if necessary, it can be +reduced. + +The single largest user of space is the `bc` calculator. If just `dc` is needed, +the size can be reduced to 107.6 kb (107,584 bytes). + +The next largest user of space is history support. If that is not needed, size +can be reduced (for a build with both calculators) to 119.9 kb (119,866 bytes). + +There are several reasons that history is a bigger user of space than `dc` +itself: + +* `dc`'s lexer and parser are *tiny* compared to `bc`'s because `dc` code is + almost already in the form that it is executed in, while `bc` has to not only + adjust the form to be executable, it has to parse functions, loops, `if` + statements, and other extra features. +* `dc` does not have much extra code in the interpreter. +* History has a lot of const data for supporting `UTF-8` terminals. +* History pulls in a bunch of more code from the `libc`. + +The next biggest user is extra math support. Without it, the size is reduced to +124.0 kb (123,986 bytes) with history and 107.6 kb (107,560 bytes) without +history. + +The reasons why extra math support is bigger than `dc`, besides the fact that +`dc` is small already, are: + +* Extra math supports adds an extra math library that takes several kilobytes of + constant data space. +* Extra math support includes support for a pseudo-random number generator, + including the code to convert a series of pseudo-random numbers into a number + of arbitrary size. +* Extra math support adds several operators. + +The next biggest user is `dc`, so if just `bc` is needed, the size can be +reduced to 128.1 kb (128,096 bytes) with history and extra math support, 107.6 +kb (107,576 bytes) without history and with extra math support, and 95.3 kb +(95,272 bytes) without history and without extra math support. + +*Note*: all of these binary sizes were compiled using `musl` `1.2.0` as the +`libc`, making a fully static executable, with `clang` `9.0.1` (well, +`musl-clang` using `clang` `9.0.1`) as the compiler and using `-Os` +optimizations. These builds were done on an `x86_64` machine running Gentoo +Linux. + +## Testing + +The default test suite can be run with the following command: + +``` +make test +``` + +To test `bc` only, run the following command: + +``` +make test_bc +``` + +To test `dc` only, run the following command: + +``` +make test_dc +``` + +This `bc`, if built, assumes a working, GNU-compatible `bc`, installed on the +system and in the `PATH`, to generate some tests, unless the `-G` flag or +`--disable-generated-tests` option is given to `configure.sh`, as follows: + +``` +./configure.sh -G +./configure.sh --disable-generated-tests +``` + +After running `configure.sh`, build and run tests as follows: + +``` +make +make test +``` + +This `dc` also assumes a working, GNU-compatible `dc`, installed on the system +and in the `PATH`, to generate some tests, unless one of the above options is +given to `configure.sh`. + +To generate test coverage, pass the `-c` flag or the `--coverage` option to +`configure.sh` as follows: + +``` +./configure.sh -c +./configure.sh --coverage +``` + +Both commands are equivalent. + +***WARNING***: Both `bc` and `dc` must be built for test coverage. Otherwise, +`configure.sh` will give an error. + +[1]: https://pubs.opengroup.org/onlinepubs/9699919799/utilities/bc.html +[2]: https://www.gnu.org/software/bc/ +[3]: https://www.musl-libc.org/ +[4]: #build-environment-variables +[5]: #build-options +[6]: #cross-compiling diff --git a/manuals/dc.1 b/manuals/dc.1 new file mode 100644 index 000000000000..edc55a5cad62 --- /dev/null +++ b/manuals/dc.1 @@ -0,0 +1,951 @@ +.\" generated with Ronn/v0.7.3 +.\" http://github.com/rtomayko/ronn/tree/0.7.3 +. +.TH "DC" "1" "June 2020" "Gavin D. Howard" "General Commands Manual" +. +.SH "NAME" +\fBdc\fR \- arbitrary\-precision reverse\-Polish notation calculator +. +.SH "SYNOPSIS" +\fBdc\fR [\fB\-hiPvVx\fR] [\fB\-\-version\fR] [\fB\-\-help\fR] [\fB\-\-interactive\fR] [\fB\-\-no\-prompt\fR] [\fB\-\-extended\-register\fR] [\fB\-e\fR \fIexpr\fR] [\fB\-\-expression=\fR\fIexpr\fR\.\.\.] [\fB\-f\fR \fIfile\fR\.\.\.] [\fB\-file=\fR\fIfile\fR\.\.\.] [\fIfile\fR\.\.\.] +. +.SH "DESCRIPTION" +dc(1) is an arbitrary\-precision calculator\. It uses a stack (reverse Polish notation) to store numbers and results of computations\. Arithmetic operations pop arguments off of the stack and push the results\. +. +.P +If no files are given on the command\-line as extra arguments (i\.e\., not as \fB\-f\fR or \fB\-\-file\fR arguments), then dc(1) reads from \fBstdin\fR\. Otherwise, those files are processed, and dc(1) will then exit\. +. +.P +This is different from the dc(1) on OpenBSD and possibly other dc(1) implementations, where \fB\-e\fR (\fB\-\-expression\fR) and \fB\-f\fR (\fB\-\-file\fR) arguments cause dc(1) to execute them and exit\. The reason for this is that this dc(1) allows users to set arguments in the environment variable \fBDC_ENV_ARGS\fR (see the ENVIRONMENT VARIABLES section)\. Any expressions given on the command\-line should be used to set up a standard environment\. For example, if a user wants the \fBscale\fR always set to \fB10\fR, they can set \fBDC_ENV_ARGS\fR to "\-e 10k", and this dc(1) will always start with a \fBscale\fR of \fB10\fR\. +. +.P +If users want to have dc(1) exit after processing all input from \fB\-e\fR and \fB\-f\fR arguments (and their equivalents), then they can just simply add "\-e q" as the last command\-line argument or define the environment variable \fBDC_EXPR_EXIT\fR\. +. +.SH "OPTIONS" +The following are the options that dc(1) accepts\. +. +.TP +\fB\-h\fR, \fB\-\-help\fR +Prints a usage message and quits\. +. +.TP +\fB\-v\fR, \fB\-V\fR, \fB\-\-version\fR +Print the version information (copyright header) and exit\. +. +.TP +\fB\-i\fR, \fB\-\-interactive\fR +Forces interactive mode\. (See the INTERACTIVE MODE section\.) +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fB\-P\fR, \fB\-\-no\-prompt\fR +Disables the prompt in interactive mode\. This is mostly for those users that do not want a prompt or are not used to having them in \fBdc\fR\. Most of those users would want to put this option in \fBDC_ENV_ARGS\fR\. +. +.IP +If the prompt has been disabled while building dc(1), this option is a no\-op\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fB\-x\fR \fB\-\-extended\-register\fR +Enables extended register mode\. See the REGISTERS section for more information\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fB\-e\fR \fIexpr\fR, \fB\-\-expression\fR=\fIexpr\fR +Evaluates \fBexpr\fR\. If multiple expressions are given, they are evaluated in order\. If files are given as well (see below), the expressions and files are evaluated in the order given\. This means that if a file is given before an expression, the file is read in and evaluated first\. +. +.IP +In other dc(1) implementations, this option causes the program to execute the expressions and then exit\. This dc(1) does not, unless the \fBDC_EXPR_EXIT\fR is defined (see the ENVIRONMENT VARIABLES section)\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fB\-f\fR \fIfile\fR, \fB\-\-file\fR=\fIfile\fR +Reads in \fBfile\fR and evaluates it\. If expressions are also given (see above), the expressions are evaluated in the order given\. +. +.IP +In other dc(1) implementations, this option causes the program to execute the files and then exit\. This dc(1) does not, unless the \fBDC_EXPR_EXIT\fR is defined (see the ENVIRONMENT VARIABLES section)\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.P +\fBNote\fR: long options are only accepted if dc(1) is built with them enabled\. +. +.SH "STDOUT" +Any non\-error output is written to \fBstdout\fR\. +. +.P +\fBNote\fR: Unlike other dc(1) implementations, this dc(1) will issue a fatal error (see the EXIT STATUS section) if it cannot write to \fBstdout\fR, so if \fBstdout\fR is closed, as in \fBdc >&\-\fR, it will quit with an error\. This is done so that dc(1) can report problems when \fBstdout\fR is redirected to a file\. +. +.P +If there are scripts that depend on the behavior of other dc(1) implementations, it is recommended that those scripts be changed to redirect \fBstdout\fR to \fB/dev/null\fR\. +. +.SH "STDERR" +Any error output is written to \fBstderr\fR\. +. +.P +\fBNote\fR: Unlike other dc(1) implementations, this dc(1) will issue a fatal error (see the EXIT STATUS section) if it cannot write to \fBstderr\fR, so if \fBstderr\fR is closed, as in \fBdc 2>&\-\fR, it will quit with an error\. This is done so that dc(1) can report problems when \fBstderr\fR is redirected to a file\. +. +.P +If there are scripts that depend on the behavior of other dc(1) implementations, it is recommended that those scripts be changed to redirect \fBstderr\fR to \fB/dev/null\fR\. +. +.SH "SYNTAX" +\fBibase\fR is a register (see the REGISTERS section) determining how to interpret constant numbers\. It is the "input" base, or the number base used for interpreting input numbers\. \fBibase\fR is initially \fB10\fR\. The max allowable value for \fBibase\fR is \fB16\fR\. The min allowable value for \fBibase\fR is \fB2\fR\. The max allowable value for \fBibase\fR can be queried in dc(1) programs with the \fBT\fR command\. +. +.P +\fBobase\fR is a register (see the REGISTERS section) determining how to output results\. It is the "output" base, or the number base used for outputting numbers\. \fBobase\fR is initially \fB10\fR\. The max allowable value for \fBobase\fR is \fBDC_BASE_MAX\fR\. The min allowable value for \fBobase\fR is \fB2\fR unless dc(1) was built with the extra math option\. If it was, then the min allowable value is \fB0\fR\. In this case, if \fBobase\fR is \fB0\fR, values are output in scientific notation, and if \fBobase\fR is \fB1\fR, values are output in engineering notation\. (Outputting in scientific or engineering notation are \fBnon\-portable extensions\fR\.) The max allowable value for \fBobase\fR can be queried in dc(1) programs with the \fBU\fR command\. +. +.P +The \fBscale\fR of an expression is the number of digits in the result of the expression right of the decimal point, and \fBscale\fR is a register (see the REGISTERS section) that sets the precision of any operations (with exceptions)\. \fBscale\fR is initially \fB0\fR\. \fBscale\fR cannot be negative\. The max allowable value for \fBscale\fR can be queried in dc(1) programs with the \fBV\fR command\. +. +.P +Each item in the input source code, either a number (see the NUMBERS section) or a command (see the COMMANDS section), is processed and executed, in order\. Input is processed immediately when entered\. +. +.P +If dc(1) was built with the extra math option, there is an additional register named \fBseed\fR\. This is the current seed used by the pseudo\-random number generator\. If the current value of \fBseed\fR is queried and stored, then if it is assigned to \fBseed\fR later, the pseudo\-random number generator is guaranteed to produce the same sequence of pseudo\-random numbers that were generated after the value of \fBseed\fR was first queried\. +. +.P +Multiple values assigned to \fBseed\fR can produce the same sequence of pseudo\-random numbers\. Likewise, when a value is assigned to \fBseed\fR, it is not guaranteed that querying \fBseed\fR immediately after will return the same value\. In addition, the value of \fBseed\fR will change after any call to the \fB'\fR or \fB"\fR commands\. The maximum integer returned by the \fB'\fR command can be queried with the \fBW\fR command\. +. +.P +\fBNote\fR: The values returned by the pseudo\-random number generator with the \fB'\fR and \fB"\fR commands are guaranteed to \fBNOT\fR be cryptographically\-secure\. This is a consequence of using a seeded pseudo\-random number generator\. However, they \fBare\fR guaranteed to be reproducible with identical \fBseed\fR values\. +. +.P +The pseudo\-random number generator, \fBseed\fR, and all associated operations are \fBnon\-portable extensions\fR\. +. +.SS "Comments" +Comments go from \fB#\fR until, and not including, the next newline\. This is a \fBnon\-portable extension\fR\. +. +.SH "NUMBERS" +Numbers are strings made up of digits, uppercase letters up to \fBF\fR, and at most \fB1\fR period for a radix\. Numbers can have up to \fBDC_NUM_MAX\fR digits\. Uppercase letters equal \fB9\fR + their position in the alphabet (i\.e\., \fBA\fR equals \fB10\fR, or \fB9 + 1\fR)\. If a digit or letter makes no sense with the current value of \fBibase\fR, they are set to the value of the highest valid digit in \fBibase\fR\. +. +.P +Single\-character numbers (i\.e\., \fBA\fR) take the value that they would have if they were valid digits, regardless of the value of \fBibase\fR\. This means that \fBA\fR always equals decimal \fB10\fR and \fBF\fR always equals decimal \fB15\fR\. +. +.P +In addition, if dc(1) was built with the extra math option, it accepts numbers in scientific notation\. For dc(1), an example is \fB1\.89237e9\fR, which is equal to \fB1892370000\fR\. Negative exponents are also allowed, so \fB4\.2890e_3\fR is equal to \fB0\.0042890\fR\. +. +.P +\fBWARNING\fR: Both the number and the exponent in scientific notation are interpreted according to the current \fBibase\fR, but the number is still multiplied by \fB10^exponent\fR regardless of the current \fBibase\fR\. For example, if \fBibase\fR is \fB16\fR and dc(1) is given the number string \fB"FFeA"\fR, the resulting decimal number will be \fB2550000000000\fR, and if dc(1) is given the number string \fB"10e_4"\fR, the resulting decimal number will be \fB0\.0016\fR\. +. +.P +Accepting input as scientific notation is a \fBnon\-portable extension\fR\. +. +.SH "COMMANDS" +The valid commands are listed below\. +. +.SS "Printing" +These commands are used for printing\. +. +.P +Note that if dc(1) has been built with the extra math option enabled, both scientific notation and engineering notation are available for printing numbers\. Scientific notation is activated by assigning \fB0\fR to \fBobase\fR using \fB0o\fR (in any other context, an \fBobase\fR of \fB0\fR is invalid), and engineering notation is activated by assigning \fB1\fR to \fBobase\fR using \fB1o\fR (which is also invalid in any other context)\. To deactivate them, just assign a different value to \fBobase\fR\. +. +.P +Printing numbers in scientific notation and/or engineering notation is a \fBnon\-portable extension\fR\. +. +.TP +\fBp\fR +Prints the value on top of the stack, whether number or string, and prints a newline after\. +. +.IP +This does not alter the stack\. +. +.TP +\fBn\fR +Prints the value on top of the stack, whether number or string, and pops it off of the stack\. +. +.TP +\fBP\fR +Pops a value off the stack\. +. +.IP +If the value is a number, it is truncated and the absolute value of the result is printed as though \fBobase\fR is \fBUCHAR_MAX + 1\fR and each digit is interpreted as an ASCII character, making it a byte stream\. +. +.IP +If the value is a string, it is printed without a trailing newline\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fBf\fR +Prints the entire contents of the stack, in order from newest to oldest, without altering anything\. +. +.IP +Users should use this command when they get lost\. +. +.SS "Arithmetic" +These are the commands used for arithmetic\. +. +.TP +\fB+\fR +The top two values are popped off the stack, added, and the result is pushed onto the stack\. The \fBscale\fR of the result is equal to the max \fBscale\fR of both operands\. +. +.TP +\fB\-\fR +The top two values are popped off the stack, subtracted, and the result is pushed onto the stack\. The \fBscale\fR of the result is equal to the max \fBscale\fR of both operands\. +. +.TP +\fB*\fR +The top two values are popped off the stack, multiplied, and the result is pushed onto the stack\. If \fBa\fR is the \fBscale\fR of the first expression and \fBb\fR is the \fBscale\fR of the second expression, the \fBscale\fR of the result is equal to \fBmin(a+b,max(scale,a,b))\fR where \fBmin\fR and \fBmax\fR return the obvious values\. +. +.TP +\fB/\fR +The top two values are popped off the stack, divided, and the result is pushed onto the stack\. The \fBscale\fR of the result is equal to \fBscale\fR\. +. +.IP +The first value popped off of the stack must be non\-zero\. +. +.TP +\fB%\fR +The top two values are popped off the stack, remaindered, and the result is pushed onto the stack\. +. +.IP +Remaindering is equivalent to 1) Computing \fBa/b\fR to current \fBscale\fR, and 2) Using the result of step 1 to calculate \fBa\-(a/b)*b\fR to \fBscale\fR \fBmax(scale + scale(b), scale(a))\fR\. +. +.IP +The first value popped off of the stack must be non\-zero\. +. +.TP +\fB~\fR +The top two values are popped off the stack, divided and remaindered, and the results (divided first, remainder second) are pushed onto the stack\. This is equivalent to \fBx y / x y %\fR except that \fBx\fR and \fBy\fR are only evaluated once\. +. +.IP +The first value popped off of the stack must be non\-zero\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fB^\fR +The top two values are popped off the stack, the second is raised to the power of the first, and the result is pushed onto the stack\. +. +.IP +The first value popped off of the stack must be an integer, and if that value is negative, the second value popped off of the stack must be non\-zero\. +. +.TP +\fBv\fR +The top value is popped off the stack, its square root is computed, and the result is pushed onto the stack\. The \fBscale\fR of the result is equal to \fBscale\fR\. +. +.IP +The value popped off of the stack must be non\-negative\. +. +.TP +\fB_\fR +If this command \fIimmediately\fR precedes a number (i\.e\., no spaces or other commands), then that number is input as a negative number\. +. +.IP +Otherwise, the top value on the stack is popped and copied, and the copy is negated and pushed onto the stack\. This behavior without a number is a \fBnon\-portable extension\fR\. +. +.TP +\fBb\fR +The top value is popped off the stack, and if it is zero, it is pushed back onto the stack\. Otherwise, its absolute value is pushed onto the stack\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fB|\fR +The top three values are popped off the stack, a modular exponentiation is computed, and the result is pushed onto the stack\. +. +.IP +The first value popped is used as the reduction modulus and must be an integer and non\-zero\. The second value popped is used as the exponent and must be an integer and non\-negative\. The third value popped is the base and must be an integer\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fB$\fR +The top value is popped off the stack and copied, and the copy is truncated and pushed onto the stack\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fB@\fR +The top two values are popped off the stack, and the precision of the second is set to the value of the first, whether by truncation or extension\. +. +.IP +The first value popped off of the stack must be an integer and non\-negative\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fBH\fR +The top two values are popped off the stack, and the second is shifted left (radix shifted right) to the value of the first\. +. +.IP +The first value popped off of the stack must be an integer and non\-negative\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fBh\fR +The top two values are popped off the stack, and the second is shifted right (radix shifted left) to the value of the first\. +. +.IP +The first value popped off of the stack must be an integer and non\-negative\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fBG\fR +The top two values are popped off of the stack, they are compared, and a \fB1\fR is pushed if they are equal, or \fB0\fR otherwise\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fBN\fR +The top value is popped off of the stack, and if it a \fB0\fR, a \fB1\fR is pushed; otherwise, a \fB0\fR is pushed\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fB(\fR +The top two values are popped off of the stack, they are compared, and a \fB1\fR is pushed if the first is less than the second, or \fB0\fR otherwise\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fB{\fR +The top two values are popped off of the stack, they are compared, and a \fB1\fR is pushed if the first is less than or equal to the second, or \fB0\fR otherwise\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fB)\fR +The top two values are popped off of the stack, they are compared, and a \fB1\fR is pushed if the first is greater than the second, or \fB0\fR otherwise\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fB}\fR +The top two values are popped off of the stack, they are compared, and a \fB1\fR is pushed if the first is greater than or equal to the second, or \fB0\fR otherwise\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fBM\fR +The top two values are popped off of the stack\. If they are both non\-zero, a \fB1\fR is pushed onto the stack\. If either of them is zero, or both of them are, then a \fB0\fR is pushed onto the stack\. +. +.IP +This is like the \fB&&\fR operator in bc(1), and it is not a short\-circuit operator\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fBm\fR +The top two values are popped off of the stack\. If at least one of them is non\-zero, a \fB1\fR is pushed onto the stack\. If both of them are zero, then a \fB0\fR is pushed onto the stack\. +. +.IP +This is like the \fB||\fR operator in bc(1), and it is not a short\-circuit operator\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.SS "Pseudo\-Random Number Generator" +If dc(1) was built with the extra math option, it has a built\-in pseudo\-random number generator\. These commands query the pseudo\-random number generator\. (See Parameters for more information about the \fBseed\fR value that controls the pseudo\-random number generator\.) +. +.P +The pseudo\-random number generator is guaranteed to \fBNOT\fR be cryptographically\-secure\. +. +.TP +\fB'\fR +Generates an integer between 0 and \fBDC_RAND_MAX\fR, inclusive (see the LIMITS section)\. +. +.IP +The generated integer is made as unbiased as possible, subject to the limitations of the pseudo\-random number generator\. +. +.IP +This command is only available if dc(1) was built with the extra math option\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fB"\fR +Pops a value off of the stack, which is used as an \fBexclusive\fR upper bound on the integer that will be generated\. If the bound is negative or is a non\-integer, an error is raised, and dc(1) resets (see the RESET section)\. If the bound is larger than \fBDC_RAND_MAX\fR, the higher bound is honored by generating several pseudo\-random integers, multiplying them by appropriate powers of \fBDC_RAND_MAX + 1\fR, and adding them together\. Thus, the size of integer that can be generated with this command is unbounded\. Using this command will change the value of \fBseed\fR\. +. +.IP +If the operand is \fB0\fR or \fB1\fR, then the result pushed onto the stack is \fB0\fR, and \fBseed\fR is not changed\. +. +.IP +The generated integer is made as unbiased as possible, subject to the limitations of the pseudo\-random number generator\. +. +.IP +This command is only available if dc(1) was built with the extra math option\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.SS "Stack Control" +These commands control the stack\. +. +.TP +\fBc\fR +Removes all items from ("clears") the stack\. +. +.TP +\fBd\fR +Copies the item on top of the stack ("duplicates") and pushes the copy onto the stack\. +. +.TP +\fBr\fR +Swaps ("reverses") the two top items on the stack\. +. +.TP +\fBR\fR +Pops ("removes") the top value from the stack\. +. +.SS "Register Control" +These commands control registers (see the REGISTERS section)\. +. +.TP +\fBs\fR\fIr\fR +Pops the value off the top of the stack and stores it into register \fBr\fR\. +. +.TP +\fBl\fR\fIr\fR +Copies the value in register \fBr\fR and pushes it onto the stack\. This does not alter the contents of \fBr\fR\. +. +.TP +\fBS\fR\fIr\fR +Pops the value off the top of the (main) stack and pushes it onto the stack of register \fBr\fR\. The previous value of the register becomes inaccessible\. +. +.TP +\fBL\fR\fIr\fR +Pops the value off the top of the stack for register \fBr\fR and push it onto the main stack\. The previous value in the stack for register \fBr\fR, if any, is now accessible via the \fBl\fR\fIr\fR command\. +. +.SS "Parameters" +These commands control the values of \fBibase\fR, \fBobase\fR, \fBscale\fR, and \fBseed\fR (if dc(1) was built with the extra math option)\. Also see the SYNTAX section\. +. +.TP +\fBi\fR +Pops the value off of the top of the stack and uses it to set \fBibase\fR, which must be between \fB2\fR and \fB16\fR, inclusive\. +. +.IP +If the value on top of the stack has any \fBscale\fR, the \fBscale\fR is ignored\. +. +.TP +\fBo\fR +Pops the value off of the top of the stack and uses it to set \fBobase\fR, which must be between \fB2\fR and \fBDC_BASE_MAX\fR, inclusive (see bc(1))\. The value can be either \fB0\fR or \fB1\fR if dc(1) was built with the extra math option\. +. +.IP +If the value on top of the stack has any \fBscale\fR, the \fBscale\fR is ignored\. +. +.TP +\fBk\fR +Pops the value off of the top of the stack and uses it to set \fBscale\fR, which must be non\-negative\. +. +.IP +If the value on top of the stack has any \fBscale\fR, the \fBscale\fR is ignored\. +. +.TP +\fBj\fR +Pops the value off of the top of the stack and uses it to set \fBseed\fR\. The meaning of \fBseed\fR is dependent on the current pseudo\-random number generator but is guaranteed to not change except for new major versions\. +. +.IP +The \fBscale\fR of the value may be significant\. +. +.IP +If a previously used \fBseed\fR value is used again, the pseudo\-random number generator is guaranteed to produce the same sequence of pseudo\-random numbers as it did when the \fBseed\fR value was previously used\. +. +.IP +The exact value assigned to \fBseed\fR is not guaranteed to be returned if the \fBJ\fR command is used\. However, if \fBseed\fR \fIdoes\fR return a different value, both values, when assigned to \fBseed\fR, are guaranteed to produce the same sequence of pseudo\-random numbers\. This means that certain values assigned to \fBseed\fR will not produce unique sequences of pseudo\-random numbers\. +. +.IP +There is no limit to the length (number of significant decimal digits) or \fIscale\fR of the value that can be assigned to \fBseed\fR\. +. +.IP +This command is only available if dc(1) was built with the extra math option\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fBI\fR +Pushes the current value of \fBibase\fR onto the main stack\. +. +.TP +\fBO\fR +Pushes the current value of \fBobase\fR onto the main stack\. +. +.TP +\fBK\fR +Pushes the current value of \fBscale\fR onto the main stack\. +. +.TP +\fBJ\fR +Pushes the current value of \fBseed\fR onto the main stack\. +. +.IP +This command is only available if dc(1) was built with the extra math option\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fBT\fR +Pushes the maximum allowable value of \fBibase\fR onto the main stack\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fBU\fR +Pushes the maximum allowable value of \fBobase\fR onto the main stack\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fBV\fR +Pushes the maximum allowable value of \fBscale\fR onto the main stack\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fBW\fR +Pushes the maximum (inclusive) integer that can be generated with the \fB'\fR pseudo\-random number generator command\. +. +.IP +This command is only available if dc(1) was built with the extra math option\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.SS "Strings" +The following commands control strings\. +. +.P +dc(1) can work with both numbers and strings, and registers (see the REGISTERS section) can hold both strings and numbers\. dc(1) always knows whether the contents of a register are a string or a number\. +. +.P +While arithmetic operations have to have numbers, and will print an error if given a string, other commands accept strings\. +. +.P +Strings can also be executed as macros\. For example, if the string \fB[1pR]\fR is executed as a macro, then the code \fB1pR\fR is executed, meaning that the \fB1\fR will be printed with a newline after and then popped from the stack\. +. +.TP +\fB[\fR\fIcharacters\fR\fB]\fR +Makes a string containing \fIcharacters\fR and pushes it onto the stack\. +. +.IP +If there are brackets (\fB[\fR and \fB]\fR) in the string, then they must be balanced\. Unbalanced brackets can be escaped using a backslash (\fB\e\fR) character\. +. +.IP +If there is a backslash character in the string, the character after it (even another backslash) is put into the string verbatim, but the (first) backslash is not\. +. +.TP +\fBa\fR +The value on top of the stack is popped\. +. +.IP +If it is a number, it is truncated and its absolute value is taken\. The result mod \fBUCHAR_MAX + 1\fR is calculated\. If that result is \fB0\fR, push an empty string; otherwise, push a one\-character string where the character is the result of the mod interpreted as an ASCII character\. +. +.IP +If it is a string, then a new string is made\. If the original string is empty, the new string is empty\. If it is not, then the first character of the original string is used to create the new string as a one\-character string\. The new string is then pushed onto the stack\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fBx\fR +Pops a value off of the top of the stack\. +. +.IP +If it is a number, it is pushed onto the stack\. +. +.IP +If it is a string, it is executed as a macro\. +. +.IP +This behavior is the norm whenever a macro is executed, whether by this command or by the conditional execution commands below\. +. +.TP +\fB>\fR\fIr\fR +Pops two values off of the stack that must be numbers and compares them\. If the first value is greater than the second, then the contents of register \fBr\fR are executed\. +. +.IP +For example, \fB0 1>a\fR will execute the contents of register \fBa\fR, and \fB1 0>a\fR will not\. +. +.IP +If either or both of the values are not numbers, dc(1) will raise an error and reset (see the RESET section)\. +. +.TP +\fB>\fR\fIr\fR\fBe\fR\fIs\fR +Like the above, but will execute register \fBs\fR if the comparison fails\. +. +.IP +If either or both of the values are not numbers, dc(1) will raise an error and reset (see the RESET section)\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fB!>\fR\fIr\fR +Pops two values off of the stack that must be numbers and compares them\. If the first value is not greater than the second (less than or equal to), then the contents of register \fBr\fR are executed\. +. +.IP +If either or both of the values are not numbers, dc(1) will raise an error and reset (see the RESET section)\. +. +.TP +\fB!>\fR\fIr\fR\fBe\fR\fIs\fR +Like the above, but will execute register \fBs\fR if the comparison fails\. +. +.IP +If either or both of the values are not numbers, dc(1) will raise an error and reset (see the RESET section)\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fB<\fR\fIr\fR +Pops two values off of the stack that must be numbers and compares them\. If the first value is less than the second, then the contents of register \fBr\fR are executed\. +. +.IP +If either or both of the values are not numbers, dc(1) will raise an error and reset (see the RESET section)\. +. +.TP +\fB<\fR\fIr\fR\fBe\fR\fIs\fR +Like the above, but will execute register \fBs\fR if the comparison fails\. +. +.IP +If either or both of the values are not numbers, dc(1) will raise an error and reset (see the RESET section)\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fB!<\fR\fIr\fR +Pops two values off of the stack that must be numbers and compares them\. If the first value is not less than the second (greater than or equal to), then the contents of register \fBr\fR are executed\. +. +.IP +If either or both of the values are not numbers, dc(1) will raise an error and reset (see the RESET section)\. +. +.TP +\fB!<\fR\fIr\fR\fBe\fR\fIs\fR +Like the above, but will execute register \fBs\fR if the comparison fails\. +. +.IP +If either or both of the values are not numbers, dc(1) will raise an error and reset (see the RESET section)\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fB=\fR\fIr\fR +Pops two values off of the stack that must be numbers and compares them\. If the first value is equal to the second, then the contents of register \fBr\fR are executed\. +. +.IP +If either or both of the values are not numbers, dc(1) will raise an error and reset (see the RESET section)\. +. +.TP +\fB=\fR\fIr\fR\fBe\fR\fIs\fR +Like the above, but will execute register \fBs\fR if the comparison fails\. +. +.IP +If either or both of the values are not numbers, dc(1) will raise an error and reset (see the RESET section)\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fB!=\fR\fIr\fR +Pops two values off of the stack that must be numbers and compares them\. If the first value is not equal to the second, then the contents of register \fBr\fR are executed\. +. +.IP +If either or both of the values are not numbers, dc(1) will raise an error and reset (see the RESET section)\. +. +.TP +\fB!=\fR\fIr\fR\fBe\fR\fIs\fR +Like the above, but will execute register \fBs\fR if the comparison fails\. +. +.IP +If either or both of the values are not numbers, dc(1) will raise an error and reset (see the RESET section)\. +. +.IP +This is a \fBnon\-portable extension\fR\. +. +.TP +\fB?\fR +Reads a line from the \fBstdin\fR and executes it\. This is to allow macros to request input from users\. +. +.TP +\fBq\fR +During execution of a macro, this exits the execution of that macro and the execution of the macro that executed it\. If there are no macros, or only one macro executing, dc(1) exits\. +. +.TP +\fBQ\fR +Pops a value from the stack which must be non\-negative and is used the number of macro executions to pop off of the execution stack\. If the number of levels to pop is greater than the number of executing macros, dc(1) exits\. +. +.SS "Status" +These commands query status of the stack or its top value\. +. +.TP +\fBZ\fR +Pops a value off of the stack\. +. +.IP +If it is a number, calculates the number of significant decimal digits it has and pushes the result\. +. +.IP +If it is a string, pushes the number of characters the string has\. +. +.TP +\fBX\fR +Pops a value off of the stack\. +. +.IP +If it is a number, pushes the \fBscale\fR of the value onto the stack\. +. +.IP +If it is a string, pushes \fB0\fR\. +. +.TP +\fBz\fR +Pushes the current stack depth (before execution of this command)\. +. +.SS "Arrays" +These commands manipulate arrays\. +. +.TP +\fB:\fR\fIr\fR +Pops the top two values off of the stack\. The second value will be stored in the array \fBr\fR (see the REGISTERS section), indexed by the first value\. +. +.TP +\fB;\fR\fIr\fR +Pops the value on top of the stack and uses it as an index into the array \fBr\fR\. The selected value is then pushed onto the stack\. +. +.SH "REGISTERS" +Registers are names that can store strings, numbers, and arrays\. (Number/string registers do not interfere with array registers\.) +. +.P +Each register is also its own stack, so the current register value is the top of the stack for the register\. All registers, when first referenced, have one value (\fB0\fR) in their stack\. +. +.P +In non\-extended register mode, a register name is just the single character that follows any command that needs a register name\. The only exception is a newline (\fB\'\en\'\fR); it is a parse error for a newline to be used as a register name\. +. +.SS "Extended Register Mode" +Unlike most other dc(1) implentations, this dc(1) provides nearly unlimited amounts of registers, if extended register mode is enabled\. +. +.P +If extended register mode is enabled (\fB\-x\fR or \fB\-\-extended\-register\fR command\-line arguments are given), then normal single character registers are used \fB\fIunless\fR\fR the character immediately following a command that needs a register name is a space (according to \fBisspace()\fR) and not a newline (\fB\'\en\'\fR)\. +. +.P +In that case, the register name is found according to the regex \fB[a\-z][a\-z0\-9_]*\fR (like bc(1)), and it is a parse error if the next non\-space characters do not match that regex\. +. +.SH "RESET" +When dc(1) encounters an error or a signal that it has a non\-default handler for, it resets\. This means that several things happen\. +. +.P +First, any macros that are executing are stopped and popped off the stack\. The behavior is not unlike that of exceptions in programming languages\. Then the execution point is set so that any code waiting to execute (after all functions returned) is skipped\. +. +.P +Thus, when dc(1) resets, it skips any remaining code waiting to be executed\. Then, if it is interactive mode, and the error was not a fatal error (see the EXIT STATUS section), it asks for more input; otherwise, it exits with the appropriate return code\. +. +.SH "PERFORMANCE" +Most dc(1) implementations use \fBchar\fR types to calculate the value of \fB1\fR decimal digit at a time, but that can be slow\. This dc(1) does something different\. +. +.P +It uses large integers to calculate more than \fB1\fR decimal digit at a time\. If built in a environment where \fBDC_LONG_BIT\fR (see the LIMITS section) is \fB64\fR, then each integer has \fB9\fR decimal digits\. If built in an environment where \fBDC_LONG_BIT\fR is \fB32\fR then each integer has \fB4\fR decimal digits\. This value (the number of decimal digits per large integer) is called \fBDC_BASE_DIGS\fR\. +. +.P +In addition, this dc(1) uses an even larger integer for overflow checking\. This integer type depends on the value of \fBDC_LONG_BIT\fR, but is always at least twice as large as the integer type used to store digits\. +. +.SH "LIMITS" +The following are the limits on dc(1): +. +.TP +\fBDC_LONG_BIT\fR +The number of bits in the \fBlong\fR type in the environment where dc(1) was built\. This determines how many decimal digits can be stored in a single large integer (see the PERFORMANCE section)\. +. +.TP +\fBDC_BASE_DIGS\fR +The number of decimal digits per large integer (see the PERFORMANCE section)\. Depends on \fBDC_LONG_BIT\fR\. +. +.TP +\fBDC_BASE_POW\fR +The max decimal number that each large integer can store (see \fBDC_BASE_DIGS\fR) plus \fB1\fR\. Depends on \fBDC_BASE_DIGS\fR\. +. +.TP +\fBDC_OVERFLOW_MAX\fR +The max number that the overflow type (see the PERFORMANCE section) can hold\. Depends on \fBDC_LONG_BIT\fR\. +. +.TP +\fBDC_BASE_DIGS\fR +The number of decimal digits per large integer (see the PERFORMANCE section)\. +. +.TP +\fBDC_BASE_MAX\fR +The maximum output base\. Set at \fBDC_BASE_POW\fR\. +. +.TP +\fBDC_DIM_MAX\fR +The maximum size of arrays\. Set at \fBSIZE_MAX\-1\fR\. +. +.TP +\fBDC_SCALE_MAX\fR +The maximum \fBscale\fR\. Set at \fBDC_OVERFLOW_MAX\-1\fR\. +. +.TP +\fBDC_STRING_MAX\fR +The maximum length of strings\. Set at \fBDC_OVERFLOW_MAX\-1\fR\. +. +.TP +\fBDC_NAME_MAX\fR +The maximum length of identifiers\. Set at \fBDC_OVERFLOW_MAX\-1\fR\. +. +.TP +\fBDC_NUM_MAX\fR +The maximum length of a number (in decimal digits), which includes digits after the decimal point\. Set at \fBDC_OVERFLOW_MAX\-1\fR\. +. +.TP +\fBDC_RAND_MAX\fR +The maximum integer (inclusive) returned by the \fB'\fR command, if dc(1) has been built with the extra math option\. Set at \fB2^DC_LONG_BIT\-1\fR\. +. +.TP +Exponent +The maximum allowable exponent (positive or negative)\. Set at \fBDC_OVERFLOW_MAX\fR\. +. +.TP +Number of vars +The maximum number of vars/arrays\. Set at \fBSIZE_MAX\-1\fR\. +. +.P +These limits are meant to be effectively non\-existent; the limits are so large (at least on 64\-bit machines) that there should not be any point at which they become a problem\. In fact, memory should be exhausted before these limits should be hit\. +. +.SH "ENVIRONMENT VARIABLES" +dc(1) recognizes the following environment variables: +. +.TP +\fBDC_ENV_ARGS\fR +This is another way to give command\-line arguments to dc(1)\. They should be in the same format as all other command\-line arguments\. These are always processed first, so any files given in \fBDC_ENV_ARGS\fR will be processed before arguments and files given on the command\-line\. This gives the user the ability to set up "standard" options and files to be used at every invocation\. The most useful thing for such files to contain would be useful functions that the user might want every time dc(1) runs\. Another use would be to use the \fB\-e\fR option to set \fBscale\fR to a value other than \fB0\fR\. +. +.IP +The code that parses \fBDC_ENV_ARGS\fR will correctly handle quoted arguments, but it does not understand escape sequences\. For example, the string \fB"/home/gavin/some dc file\.dc"\fR will be correctly parsed, but the string \fB"/home/gavin/some \e"dc\e" file\.dc"\fR will include the backslashes\. +. +.IP +The quote parsing will handle either kind of quotes, \fB'\fR or \fB"\fR\. Thus, if you have a file with any number of single quotes in the name, you can use double quotes as the outside quotes, as in \fB"some \'bc\' file\.bc"\fR, and vice versa if you have a file with double quotes\. However, handling a file with both kinds of quotes in \fBDC_ENV_ARGS\fR is not supported due to the complexity of the parsing, though such files are still supported on the command\-line where the parsing is done by the shell\. +. +.TP +\fBDC_LINE_LENGTH\fR +If this environment variable exists and contains an integer that is greater than \fB1\fR and is less than \fBUINT16_MAX\fR (\fB2^16\-1\fR), dc(1) will output lines to that length, including the backslash newline combo\. The default line length is \fB70\fR\. +. +.TP +\fBDC_EXPR_EXIT\fR +If this variable exists (no matter the contents), dc(1) will exit immediately after executing expressions and files given by the \fB\-e\fR and/or \fB\-f\fR command\-line options (and any equivalents)\. +. +.SH "EXIT STATUS" +dc(1) returns the following exit statuses: +. +.TP +\fB0\fR +No error\. +. +.TP +\fB1\fR +A math error occurred\. This follows standard practice of using \fB1\fR for expected errors, since math errors will happen in the process of normal execution\. +. +.IP +Math errors include divide by \fB0\fR, taking the square root of a negative number, using a negative number as a bound for the pseudo\-random number generator, attempting to convert a negative number to a hardware integer, overflow when converting a number to a hardware integer, and attempting to use a non\-integer where an integer is required\. +. +.IP +Converting to a hardware integer happens for the second operand of the power (\fB^\fR), places (\fB@\fR), left shift (\fBH\fR), and right shift (\fBh\fR) operators\. +. +.TP +\fB2\fR +A parse error occurred\. +. +.IP +Parse errors include unexpected \fBEOF\fR, using an invalid character, failing to find the end of a string or comment, and using a token where it is invalid\. +. +.TP +\fB3\fR +A runtime error occurred\. +. +.IP +Runtime errors include assigning an invalid number to \fBibase\fR, \fBobase\fR, or \fBscale\fR; give a bad expression to a \fBread()\fR call, calling \fBread()\fR inside of a \fBread()\fR call, type errors, and attempting an operation when the stack has too few elements\. +. +.TP +\fB4\fR +A fatal error occurred\. +. +.IP +Fatal errors include memory allocation errors, I/O errors, failing to open files, attempting to use files that do not have only ASCII characters (dc(1) only accepts ASCII characters), attempting to open a directory as a file, and giving invalid command\-line options\. +. +.P +The exit status \fB4\fR is special; when a fatal error occurs, dc(1) always exits and returns \fB4\fR, no matter what mode dc(1) is in\. +. +.P +The other statuses will only be returned when dc(1) is not in interactive mode (see the INTERACTIVE MODE section), since dc(1) resets its state (see the RESET section) and accepts more input when one of those errors occurs in interactive mode\. This is also the case when interactive mode is forced by the \fB\-i\fR flag or \fB\-\-interactive\fR option\. +. +.P +These exit statuses allow dc(1) to be used in shell scripting with error checking, and its normal behavior can be forced by using the \fB\-i\fR flag or \fB\-\-interactive\fR option\. +. +.SH "INTERACTIVE MODE" +Like bc(1), dc(1) has an interactive mode and a non\-interactive mode\. Interactive mode is turned on automatically when both \fBstdin\fR and \fBstdout\fR are hooked to a terminal, but the \fB\-i\fR flag and \fB\-\-interactive\fR option can turn it on in other cases\. +. +.P +In interactive mode, dc(1) attempts to recover from errors (see the RESET section), and in normal execution, flushes \fBstdout\fR as soon as execution is done for the current input\. +. +.SH "TTY MODE" +If \fBstdin\fR, \fBstdout\fR, and \fBstderr\fR are all connected to a TTY, dc(1) turns on "TTY mode\." +. +.P +TTY mode is required for history to be enabled (see the COMMAND LINE HISTORY section)\. It is also required to enable special handling for \fBSIGINT\fR signals\. +. +.P +TTY mode is different from interactive mode because interactive mode is required in the bc(1) specification \fIhttps://pubs\.opengroup\.org/onlinepubs/9699919799/utilities/bc\.html\fR, and interactive mode requires only \fBstdin\fR and \fBstdout\fR to be connected to a terminal\. +. +.SH "SIGNAL HANDLING" +Sending a \fBSIGINT\fR will cause dc(1) to stop execution of the current input\. If dc(1) is in TTY mode (see the TTY MODE section), it will reset (see the RESET section)\. Otherwise, it will clean up and exit\. +. +.P +Note that "current input" can mean one of two things\. If dc(1) is processing input from \fBstdin\fR in TTY mode, it will ask for more input\. If dc(1) is processing input from a file in TTY mode, it will stop processing the file and start processing the next file, if one exists, or ask for input from \fBstdin\fR if no other file exists\. +. +.P +This means that if a \fBSIGINT\fR is sent to dc(1) as it is executing a file, it can seem as though dc(1) did not respond to the signal since it will immediately start executing the next file\. This is by design; most files that users execute when interacting with dc(1) have function definitions, which are quick to parse\. If a file takes a long time to execute, there may be a bug in that file\. The rest of the files could still be executed without problem, allowing the user to continue\. +. +.P +\fBSIGTERM\fR and \fBSIGQUIT\fR cause dc(1) to clean up and exit, and it uses the default handler for all other signals\. The one exception is \fBSIGHUP\fR, if dc(1) was built with history support; in that case, when dc(1) is in TTY mode, a \fBSIGHUP\fR will cause dc(1) to clean up and exit\. +. +.SH "COMMAND LINE HISTORY" +dc(1) supports interactive command\-line editing, if compiled with the history option enabled\. If dc(1) is in TTY mode (see the TTY MODE section), history is enabled\. Previous lines can be recalled and edited with the arrow keys\. +. +.P +\fBNote\fR: when dc(1) is built with history support, tabs are converted to 8 spaces\. +. +.SH "LOCALES" +This dc(1) ships with support for adding error messages for different locales\. +. +.SH "SEE ALSO" +bc(1) +. +.SH "STANDARDS" +The dc(1) utility operators are compliant with the operators in the bc(1) IEEE Std 1003\.1\-2017 (“POSIX\.1\-2017â€) \fIhttps://pubs\.opengroup\.org/onlinepubs/9699919799/utilities/bc\.html\fR specification\. +. +.SH "AUTHOR" +This dc(1) was made from scratch by Gavin D\. Howard\. +. +.SH "BUGS" +None are known\. Report bugs at https://git\.yzena\.com/gavin/bc\. diff --git a/manuals/dc.1.ronn b/manuals/dc.1.ronn new file mode 100644 index 000000000000..924ac805820d --- /dev/null +++ b/manuals/dc.1.ronn @@ -0,0 +1,1103 @@ +dc(1) -- arbitrary-precision reverse-Polish notation calculator +=============================================================== + +SYNOPSIS +-------- + +`dc` [`-hiPvVx`] [`--version`] [`--help`] [`--interactive`] [`--no-prompt`] +[`--extended-register`] [`-e` *expr*] [`--expression=`*expr*...] +[`-f` *file*...] [`-file=`*file*...] [*file*...] + +DESCRIPTION +----------- + +dc(1) is an arbitrary-precision calculator. It uses a stack (reverse Polish +notation) to store numbers and results of computations. Arithmetic operations +pop arguments off of the stack and push the results. + +If no files are given on the command-line as extra arguments (i.e., not as `-f` +or `--file` arguments), then dc(1) reads from `stdin`. Otherwise, those files +are processed, and dc(1) will then exit. + +This is different from the dc(1) on OpenBSD and possibly other dc(1) +implementations, where `-e` (`--expression`) and `-f` (`--file`) arguments cause +dc(1) to execute them and exit. The reason for this is that this dc(1) allows +users to set arguments in the environment variable `DC_ENV_ARGS` (see the +ENVIRONMENT VARIABLES section). Any expressions given on the command-line should +be used to set up a standard environment. For example, if a user wants the +`scale` always set to `10`, they can set `DC_ENV_ARGS` to "-e 10k", and this +dc(1) will always start with a `scale` of `10`. + +If users want to have dc(1) exit after processing all input from `-e` and `-f` +arguments (and their equivalents), then they can just simply add "-e q" as the +last command-line argument or define the environment variable `DC_EXPR_EXIT`. + +OPTIONS +------- + +The following are the options that dc(1) accepts. + + * `-h`, `--help`: + Prints a usage message and quits. + + * `-v`, `-V`, `--version`: + Print the version information (copyright header) and exit. + + * `-i`, `--interactive`: + Forces interactive mode. (See the INTERACTIVE MODE section.) + + This is a **non-portable extension**. + + * `-P`, `--no-prompt`: + Disables the prompt in interactive mode. This is mostly for those users that + do not want a prompt or are not used to having them in `dc`. Most of those + users would want to put this option in `DC_ENV_ARGS`. + + If the prompt has been disabled while building dc(1), this option is a + no-op. + + This is a **non-portable extension**. + + * `-x` `--extended-register`: + Enables extended register mode. See the REGISTERS section for more + information. + + This is a **non-portable extension**. + + * `-e` *expr*, `--expression`=*expr*: + Evaluates `expr`. If multiple expressions are given, they are evaluated in + order. If files are given as well (see below), the expressions and files are + evaluated in the order given. This means that if a file is given before an + expression, the file is read in and evaluated first. + + In other dc(1) implementations, this option causes the program to execute + the expressions and then exit. This dc(1) does not, unless the + `DC_EXPR_EXIT` is defined (see the ENVIRONMENT VARIABLES section). + + This is a **non-portable extension**. + + * `-f` *file*, `--file`=*file*: + Reads in `file` and evaluates it. If expressions are also given (see above), + the expressions are evaluated in the order given. + + In other dc(1) implementations, this option causes the program to execute + the files and then exit. This dc(1) does not, unless the + `DC_EXPR_EXIT` is defined (see the ENVIRONMENT VARIABLES section). + + This is a **non-portable extension**. + +**Note**: long options are only accepted if dc(1) is built with them enabled. + +STDOUT +------ + +Any non-error output is written to `stdout`. + +**Note**: Unlike other dc(1) implementations, this dc(1) will issue a fatal +error (see the EXIT STATUS section) if it cannot write to `stdout`, so if +`stdout` is closed, as in `dc >&-`, it will quit with an error. This is +done so that dc(1) can report problems when `stdout` is redirected to a file. + +If there are scripts that depend on the behavior of other dc(1) implementations, +it is recommended that those scripts be changed to redirect `stdout` to +`/dev/null`. + +STDERR +------ + +Any error output is written to `stderr`. + +**Note**: Unlike other dc(1) implementations, this dc(1) will issue a fatal +error (see the EXIT STATUS section) if it cannot write to `stderr`, so if +`stderr` is closed, as in `dc 2>&-`, it will quit with an error. This is +done so that dc(1) can report problems when `stderr` is redirected to a file. + +If there are scripts that depend on the behavior of other dc(1) implementations, +it is recommended that those scripts be changed to redirect `stderr` to +`/dev/null`. + +SYNTAX +------ + +`ibase` is a register (see the REGISTERS section) determining how to interpret +constant numbers. It is the "input" base, or the number base used for +interpreting input numbers. `ibase` is initially `10`. The max allowable value +for `ibase` is `16`. The min allowable value for `ibase` is `2`. The max +allowable value for `ibase` can be queried in dc(1) programs with the `T` +command. + +`obase` is a register (see the REGISTERS section) determining how to output +results. It is the "output" base, or the number base used for outputting +numbers. `obase` is initially `10`. The max allowable value for `obase` is +`DC_BASE_MAX`. The min allowable value for `obase` is `2` unless dc(1) was built +with the extra math option. If it was, then the min allowable value is `0`. In +this case, if `obase` is `0`, values are output in scientific notation, and if +`obase` is `1`, values are output in engineering notation. (Outputting in +scientific or engineering notation are **non-portable extensions**.) The max +allowable value for `obase` can be queried in dc(1) programs with the `U` +command. + +The **scale** of an expression is the number of digits in the result of the +expression right of the decimal point, and `scale` is a register (see the +REGISTERS section) that sets the precision of any operations (with exceptions). +`scale` is initially `0`. `scale` cannot be negative. The max allowable value +for `scale` can be queried in dc(1) programs with the `V` command. + +Each item in the input source code, either a number (see the NUMBERS section) or +a command (see the COMMANDS section), is processed and executed, in order. Input +is processed immediately when entered. + +If dc(1) was built with the extra math option, there is an additional register +named `seed`. This is the current seed used by the pseudo-random number +generator. If the current value of `seed` is queried and stored, then if it is +assigned to `seed` later, the pseudo-random number generator is guaranteed to +produce the same sequence of pseudo-random numbers that were generated after the +value of `seed` was first queried. + +Multiple values assigned to `seed` can produce the same sequence of +pseudo-random numbers. Likewise, when a value is assigned to `seed`, it is not +guaranteed that querying `seed` immediately after will return the same value. +In addition, the value of `seed` will change after any call to the `'` or `"` +commands. The maximum integer returned by the `'` command can be queried with +the `W` command. + +**Note**: The values returned by the pseudo-random number generator with the +`'` and `"` commands are guaranteed to **NOT** be cryptographically-secure. +This is a consequence of using a seeded pseudo-random number generator. However, +they **are** guaranteed to be reproducible with identical `seed` values. + +The pseudo-random number generator, `seed`, and all associated operations are +**non-portable extensions**. + +### Comments + +Comments go from `#` until, and not including, the next newline. This is a +**non-portable extension**. + +NUMBERS +------- + +Numbers are strings made up of digits, uppercase letters up to `F`, and at most +`1` period for a radix. Numbers can have up to `DC_NUM_MAX` digits. Uppercase +letters equal `9` + their position in the alphabet (i.e., `A` equals `10`, or +`9 + 1`). If a digit or letter makes no sense with the current value of `ibase`, +they are set to the value of the highest valid digit in `ibase`. + +Single-character numbers (i.e., `A`) take the value that they would have if they +were valid digits, regardless of the value of `ibase`. This means that `A` +always equals decimal `10` and `F` always equals decimal `15`. + +In addition, if dc(1) was built with the extra math option, it accepts numbers +in scientific notation. For dc(1), an example is `1.89237e9`, which is equal to +`1892370000`. Negative exponents are also allowed, so `4.2890e_3` is equal to +`0.0042890`. + +**WARNING**: Both the number and the exponent in scientific notation are +interpreted according to the current `ibase`, but the number is still multiplied +by `10^exponent` regardless of the current `ibase`. For example, if `ibase` is +`16` and dc(1) is given the number string `"FFeA"`, the resulting decimal number +will be `2550000000000`, and if dc(1) is given the number string `"10e_4"`, the +resulting decimal number will be `0.0016`. + +Accepting input as scientific notation is a **non-portable extension**. + +COMMANDS +-------- + +The valid commands are listed below. + +### Printing + +These commands are used for printing. + +Note that if dc(1) has been built with the extra math option enabled, both +scientific notation and engineering notation are available for printing numbers. +Scientific notation is activated by assigning `0` to `obase` using `0o` (in any +other context, an `obase` of `0` is invalid), and engineering notation is +activated by assigning `1` to `obase` using `1o` (which is also invalid in any +other context). To deactivate them, just assign a different value to `obase`. + +Printing numbers in scientific notation and/or engineering notation is a +**non-portable extension**. + + * `p`: + Prints the value on top of the stack, whether number or string, and prints a + newline after. + + This does not alter the stack. + + * `n`: + Prints the value on top of the stack, whether number or string, and pops it + off of the stack. + + * `P`: + Pops a value off the stack. + + If the value is a number, it is truncated and the absolute value of the + result is printed as though `obase` is `UCHAR_MAX + 1` and each digit is + interpreted as an ASCII character, making it a byte stream. + + If the value is a string, it is printed without a trailing newline. + + This is a **non-portable extension**. + + * `f`: + Prints the entire contents of the stack, in order from newest to oldest, + without altering anything. + + Users should use this command when they get lost. + +### Arithmetic + +These are the commands used for arithmetic. + + * `+`: + The top two values are popped off the stack, added, and the result is pushed + onto the stack. The **scale** of the result is equal to the max **scale** of + both operands. + + * `-`: + The top two values are popped off the stack, subtracted, and the result is + pushed onto the stack. The **scale** of the result is equal to the max + **scale** of both operands. + + * `*`: + The top two values are popped off the stack, multiplied, and the result is + pushed onto the stack. If `a` is the **scale** of the first expression and + `b` is the **scale** of the second expression, the **scale** of the result + is equal to `min(a+b,max(scale,a,b))` where `min` and `max` return the + obvious values. + + * `/`: + The top two values are popped off the stack, divided, and the result is + pushed onto the stack. The **scale** of the result is equal to `scale`. + + The first value popped off of the stack must be non-zero. + + * `%`: + The top two values are popped off the stack, remaindered, and the result is + pushed onto the stack. + + Remaindering is equivalent to 1) Computing `a/b` to current `scale`, and 2) + Using the result of step 1 to calculate `a-(a/b)*b` to **scale** + `max(scale + scale(b), scale(a))`. + + The first value popped off of the stack must be non-zero. + + * `~`: + The top two values are popped off the stack, divided and remaindered, and + the results (divided first, remainder second) are pushed onto the stack. + This is equivalent to `x y / x y %` except that `x` and `y` are only + evaluated once. + + The first value popped off of the stack must be non-zero. + + This is a **non-portable extension**. + + * `^`: + The top two values are popped off the stack, the second is raised to the + power of the first, and the result is pushed onto the stack. + + The first value popped off of the stack must be an integer, and if that + value is negative, the second value popped off of the stack must be + non-zero. + + * `v`: + The top value is popped off the stack, its square root is computed, and the + result is pushed onto the stack. The **scale** of the result is equal to + `scale`. + + The value popped off of the stack must be non-negative. + + * `_`: + If this command *immediately* precedes a number (i.e., no spaces or other + commands), then that number is input as a negative number. + + Otherwise, the top value on the stack is popped and copied, and the copy is + negated and pushed onto the stack. This behavior without a number is a + **non-portable extension**. + + * `b`: + The top value is popped off the stack, and if it is zero, it is pushed back + onto the stack. Otherwise, its absolute value is pushed onto the stack. + + This is a **non-portable extension**. + + * `|`: + The top three values are popped off the stack, a modular exponentiation is + computed, and the result is pushed onto the stack. + + The first value popped is used as the reduction modulus and must be an + integer and non-zero. The second value popped is used as the exponent and + must be an integer and non-negative. The third value popped is the base and + must be an integer. + + This is a **non-portable extension**. + + * `$`: + The top value is popped off the stack and copied, and the copy is truncated + and pushed onto the stack. + + This is a **non-portable extension**. + + * `@`: + The top two values are popped off the stack, and the precision of the second + is set to the value of the first, whether by truncation or extension. + + The first value popped off of the stack must be an integer and non-negative. + + This is a **non-portable extension**. + + * `H`: + The top two values are popped off the stack, and the second is shifted left + (radix shifted right) to the value of the first. + + The first value popped off of the stack must be an integer and non-negative. + + This is a **non-portable extension**. + + * `h`: + The top two values are popped off the stack, and the second is shifted right + (radix shifted left) to the value of the first. + + The first value popped off of the stack must be an integer and non-negative. + + This is a **non-portable extension**. + + * `G`: + The top two values are popped off of the stack, they are compared, and a `1` + is pushed if they are equal, or `0` otherwise. + + This is a **non-portable extension**. + + * `N`: + The top value is popped off of the stack, and if it a `0`, a `1` is pushed; + otherwise, a `0` is pushed. + + This is a **non-portable extension**. + + * `(`: + The top two values are popped off of the stack, they are compared, and a `1` + is pushed if the first is less than the second, or `0` otherwise. + + This is a **non-portable extension**. + + * `{`: + The top two values are popped off of the stack, they are compared, and a `1` + is pushed if the first is less than or equal to the second, or `0` + otherwise. + + This is a **non-portable extension**. + + * `)`: + The top two values are popped off of the stack, they are compared, and a `1` + is pushed if the first is greater than the second, or `0` otherwise. + + This is a **non-portable extension**. + + * `}`: + The top two values are popped off of the stack, they are compared, and a `1` + is pushed if the first is greater than or equal to the second, or `0` + otherwise. + + This is a **non-portable extension**. + + * `M`: + The top two values are popped off of the stack. If they are both non-zero, a + `1` is pushed onto the stack. If either of them is zero, or both of them + are, then a `0` is pushed onto the stack. + + This is like the `&&` operator in bc(1), and it is not a short-circuit + operator. + + This is a **non-portable extension**. + + * `m`: + The top two values are popped off of the stack. If at least one of them is + non-zero, a `1` is pushed onto the stack. If both of them are zero, then a + `0` is pushed onto the stack. + + This is like the `||` operator in bc(1), and it is not a short-circuit + operator. + + This is a **non-portable extension**. + +### Pseudo-Random Number Generator + +If dc(1) was built with the extra math option, it has a built-in pseudo-random +number generator. These commands query the pseudo-random number generator. (See +Parameters for more information about the `seed` value that controls the +pseudo-random number generator.) + +The pseudo-random number generator is guaranteed to **NOT** be +cryptographically-secure. + + * `'`: + Generates an integer between 0 and `DC_RAND_MAX`, inclusive (see the LIMITS + section). + + The generated integer is made as unbiased as possible, subject to the + limitations of the pseudo-random number generator. + + This command is only available if dc(1) was built with the extra math + option. + + This is a **non-portable extension**. + + * `"`: + Pops a value off of the stack, which is used as an **exclusive** upper bound + on the integer that will be generated. If the bound is negative or is a + non-integer, an error is raised, and dc(1) resets (see the RESET section). + If the bound is larger than `DC_RAND_MAX`, the higher bound is honored by + generating several pseudo-random integers, multiplying them by appropriate + powers of `DC_RAND_MAX + 1`, and adding them together. Thus, the size of + integer that can be generated with this command is unbounded. Using this + command will change the value of `seed`. + + If the operand is `0` or `1`, then the result pushed onto the stack is `0`, + and `seed` is not changed. + + The generated integer is made as unbiased as possible, subject to the + limitations of the pseudo-random number generator. + + This command is only available if dc(1) was built with the extra math + option. + + This is a **non-portable extension**. + +### Stack Control + +These commands control the stack. + + * `c`: + Removes all items from ("clears") the stack. + + * `d`: + Copies the item on top of the stack ("duplicates") and pushes the copy onto + the stack. + + * `r`: + Swaps ("reverses") the two top items on the stack. + + * `R`: + Pops ("removes") the top value from the stack. + +### Register Control + +These commands control registers (see the REGISTERS section). + + * `s`*r*: + Pops the value off the top of the stack and stores it into register `r`. + + * `l`*r*: + Copies the value in register `r` and pushes it onto the stack. This does not + alter the contents of `r`. + + * `S`*r*: + Pops the value off the top of the (main) stack and pushes it onto the stack + of register `r`. The previous value of the register becomes inaccessible. + + * `L`*r*: + Pops the value off the top of the stack for register `r` and push it onto + the main stack. The previous value in the stack for register `r`, if any, is + now accessible via the `l`*r* command. + +### Parameters + +These commands control the values of `ibase`, `obase`, `scale`, and `seed` (if +dc(1) was built with the extra math option). Also see the SYNTAX section. + + * `i`: + Pops the value off of the top of the stack and uses it to set `ibase`, which + must be between `2` and `16`, inclusive. + + If the value on top of the stack has any **scale**, the **scale** is + ignored. + + * `o`: + Pops the value off of the top of the stack and uses it to set `obase`, which + must be between `2` and `DC_BASE_MAX`, inclusive (see bc(1)). The value can + be either `0` or `1` if dc(1) was built with the extra math option. + + If the value on top of the stack has any **scale**, the **scale** is + ignored. + + * `k`: + Pops the value off of the top of the stack and uses it to set `scale`, which + must be non-negative. + + If the value on top of the stack has any **scale**, the **scale** is + ignored. + + * `j`: + Pops the value off of the top of the stack and uses it to set `seed`. The + meaning of `seed` is dependent on the current pseudo-random number + generator but is guaranteed to not change except for new major versions. + + The **scale** of the value may be significant. + + If a previously used `seed` value is used again, the pseudo-random number + generator is guaranteed to produce the same sequence of pseudo-random + numbers as it did when the `seed` value was previously used. + + The exact value assigned to `seed` is not guaranteed to be returned if the + `J` command is used. However, if `seed` *does* return a different value, + both values, when assigned to `seed`, are guaranteed to produce the same + sequence of pseudo-random numbers. This means that certain values assigned + to `seed` will not produce unique sequences of pseudo-random numbers. + + There is no limit to the length (number of significant decimal digits) or + *scale* of the value that can be assigned to `seed`. + + This command is only available if dc(1) was built with the extra math + option. + + This is a **non-portable extension**. + + * `I`: + Pushes the current value of `ibase` onto the main stack. + + * `O`: + Pushes the current value of `obase` onto the main stack. + + * `K`: + Pushes the current value of `scale` onto the main stack. + + * `J`: + Pushes the current value of `seed` onto the main stack. + + This command is only available if dc(1) was built with the extra math + option. + + This is a **non-portable extension**. + + * `T`: + Pushes the maximum allowable value of `ibase` onto the main stack. + + This is a **non-portable extension**. + + * `U`: + Pushes the maximum allowable value of `obase` onto the main stack. + + This is a **non-portable extension**. + + * `V`: + Pushes the maximum allowable value of `scale` onto the main stack. + + This is a **non-portable extension**. + + * `W`: + Pushes the maximum (inclusive) integer that can be generated with the `'` + pseudo-random number generator command. + + This command is only available if dc(1) was built with the extra math + option. + + This is a **non-portable extension**. + +### Strings + +The following commands control strings. + +dc(1) can work with both numbers and strings, and registers (see the REGISTERS +section) can hold both strings and numbers. dc(1) always knows whether the +contents of a register are a string or a number. + +While arithmetic operations have to have numbers, and will print an error if +given a string, other commands accept strings. + +Strings can also be executed as macros. For example, if the string `[1pR]` is +executed as a macro, then the code `1pR` is executed, meaning that the `1` will +be printed with a newline after and then popped from the stack. + + * `[`*characters*`]`: + Makes a string containing *characters* and pushes it onto the stack. + + If there are brackets (`[` and `]`) in the string, then they must be + balanced. Unbalanced brackets can be escaped using a backslash (`\`) + character. + + If there is a backslash character in the string, the character after it + (even another backslash) is put into the string verbatim, but the (first) + backslash is not. + + * `a`: + The value on top of the stack is popped. + + If it is a number, it is truncated and its absolute value is taken. The + result mod `UCHAR_MAX + 1` is calculated. If that result is `0`, push an + empty string; otherwise, push a one-character string where the character is + the result of the mod interpreted as an ASCII character. + + If it is a string, then a new string is made. If the original string is + empty, the new string is empty. If it is not, then the first character of + the original string is used to create the new string as a one-character + string. The new string is then pushed onto the stack. + + This is a **non-portable extension**. + + * `x`: + Pops a value off of the top of the stack. + + If it is a number, it is pushed onto the stack. + + If it is a string, it is executed as a macro. + + This behavior is the norm whenever a macro is executed, whether by this + command or by the conditional execution commands below. + + * `>`*r*: + Pops two values off of the stack that must be numbers and compares them. If + the first value is greater than the second, then the contents of register + `r` are executed. + + For example, `0 1>a` will execute the contents of register `a`, and `1 0>a` + will not. + + If either or both of the values are not numbers, dc(1) will raise an error + and reset (see the RESET section). + + * `>`*r*`e`*s*: + Like the above, but will execute register `s` if the comparison fails. + + If either or both of the values are not numbers, dc(1) will raise an error + and reset (see the RESET section). + + This is a **non-portable extension**. + + * `!>`*r*: + Pops two values off of the stack that must be numbers and compares them. If + the first value is not greater than the second (less than or equal to), then + the contents of register `r` are executed. + + If either or both of the values are not numbers, dc(1) will raise an error + and reset (see the RESET section). + + * `!>`*r*`e`*s*: + Like the above, but will execute register `s` if the comparison fails. + + If either or both of the values are not numbers, dc(1) will raise an error + and reset (see the RESET section). + + This is a **non-portable extension**. + + * `<`*r*: + Pops two values off of the stack that must be numbers and compares them. If + the first value is less than the second, then the contents of register `r` + are executed. + + If either or both of the values are not numbers, dc(1) will raise an error + and reset (see the RESET section). + + * `<`*r*`e`*s*: + Like the above, but will execute register `s` if the comparison fails. + + If either or both of the values are not numbers, dc(1) will raise an error + and reset (see the RESET section). + + This is a **non-portable extension**. + + * `!<`*r*: + Pops two values off of the stack that must be numbers and compares them. If + the first value is not less than the second (greater than or equal to), then + the contents of register `r` are executed. + + If either or both of the values are not numbers, dc(1) will raise an error + and reset (see the RESET section). + + * `!<`*r*`e`*s*: + Like the above, but will execute register `s` if the comparison fails. + + If either or both of the values are not numbers, dc(1) will raise an error + and reset (see the RESET section). + + This is a **non-portable extension**. + + * `=`*r*: + Pops two values off of the stack that must be numbers and compares them. If + the first value is equal to the second, then the contents of register `r` + are executed. + + If either or both of the values are not numbers, dc(1) will raise an error + and reset (see the RESET section). + + * `=`*r*`e`*s*: + Like the above, but will execute register `s` if the comparison fails. + + If either or both of the values are not numbers, dc(1) will raise an error + and reset (see the RESET section). + + This is a **non-portable extension**. + + * `!=`*r*: + Pops two values off of the stack that must be numbers and compares them. If + the first value is not equal to the second, then the contents of register + `r` are executed. + + If either or both of the values are not numbers, dc(1) will raise an error + and reset (see the RESET section). + + * `!=`*r*`e`*s*: + Like the above, but will execute register `s` if the comparison fails. + + If either or both of the values are not numbers, dc(1) will raise an error + and reset (see the RESET section). + + This is a **non-portable extension**. + + * `?`: + Reads a line from the `stdin` and executes it. This is to allow macros to + request input from users. + + * `q`: + During execution of a macro, this exits the execution of that macro and the + execution of the macro that executed it. If there are no macros, or only one + macro executing, dc(1) exits. + + * `Q`: + Pops a value from the stack which must be non-negative and is used the + number of macro executions to pop off of the execution stack. If the number + of levels to pop is greater than the number of executing macros, dc(1) + exits. + +### Status + +These commands query status of the stack or its top value. + + * `Z`: + Pops a value off of the stack. + + If it is a number, calculates the number of significant decimal digits it + has and pushes the result. + + If it is a string, pushes the number of characters the string has. + + * `X`: + Pops a value off of the stack. + + If it is a number, pushes the **scale** of the value onto the stack. + + If it is a string, pushes `0`. + + * `z`: + Pushes the current stack depth (before execution of this command). + +### Arrays + +These commands manipulate arrays. + + * `:`*r*: + Pops the top two values off of the stack. The second value will be stored in + the array `r` (see the REGISTERS section), indexed by the first value. + + * `;`*r*: + Pops the value on top of the stack and uses it as an index into the array + `r`. The selected value is then pushed onto the stack. + +REGISTERS +--------- + +Registers are names that can store strings, numbers, and arrays. (Number/string +registers do not interfere with array registers.) + +Each register is also its own stack, so the current register value is the top of +the stack for the register. All registers, when first referenced, have one value +(`0`) in their stack. + +In non-extended register mode, a register name is just the single character that +follows any command that needs a register name. The only exception is a newline +(`'\n'`); it is a parse error for a newline to be used as a register name. + +### Extended Register Mode + +Unlike most other dc(1) implentations, this dc(1) provides nearly unlimited +amounts of registers, if extended register mode is enabled. + +If extended register mode is enabled (`-x` or `--extended-register` command-line +arguments are given), then normal single character registers are used +***unless*** the character immediately following a command that needs a register +name is a space (according to `isspace()`) and not a newline (`'\n'`). + +In that case, the register name is found according to the regex +`[a-z][a-z0-9_]*` (like bc(1)), and it is a parse error if the next +non-space characters do not match that regex. + +RESET +----- + +When dc(1) encounters an error or a signal that it has a non-default handler +for, it resets. This means that several things happen. + +First, any macros that are executing are stopped and popped off the stack. +The behavior is not unlike that of exceptions in programming languages. Then +the execution point is set so that any code waiting to execute (after all +functions returned) is skipped. + +Thus, when dc(1) resets, it skips any remaining code waiting to be executed. +Then, if it is interactive mode, and the error was not a fatal error (see the +EXIT STATUS section), it asks for more input; otherwise, it exits with the +appropriate return code. + +PERFORMANCE +----------- + +Most dc(1) implementations use `char` types to calculate the value of `1` +decimal digit at a time, but that can be slow. This dc(1) does something +different. + +It uses large integers to calculate more than `1` decimal digit at a time. If +built in a environment where `DC_LONG_BIT` (see the LIMITS section) is `64`, +then each integer has `9` decimal digits. If built in an environment where +`DC_LONG_BIT` is `32` then each integer has `4` decimal digits. This value (the +number of decimal digits per large integer) is called `DC_BASE_DIGS`. + +In addition, this dc(1) uses an even larger integer for overflow checking. This +integer type depends on the value of `DC_LONG_BIT`, but is always at least twice +as large as the integer type used to store digits. + +LIMITS +------ + +The following are the limits on dc(1): + + * `DC_LONG_BIT`: + The number of bits in the `long` type in the environment where dc(1) was + built. This determines how many decimal digits can be stored in a single + large integer (see the PERFORMANCE section). + + * `DC_BASE_DIGS`: + The number of decimal digits per large integer (see the PERFORMANCE + section). Depends on `DC_LONG_BIT`. + + * `DC_BASE_POW`: + The max decimal number that each large integer can store (see + `DC_BASE_DIGS`) plus `1`. Depends on `DC_BASE_DIGS`. + + * `DC_OVERFLOW_MAX`: + The max number that the overflow type (see the PERFORMANCE section) can + hold. Depends on `DC_LONG_BIT`. + + * `DC_BASE_DIGS`: + The number of decimal digits per large integer (see the PERFORMANCE + section). + + * `DC_BASE_MAX`: + The maximum output base. Set at `DC_BASE_POW`. + + * `DC_DIM_MAX`: + The maximum size of arrays. Set at `SIZE_MAX-1`. + + * `DC_SCALE_MAX`: + The maximum `scale`. Set at `DC_OVERFLOW_MAX-1`. + + * `DC_STRING_MAX`: + The maximum length of strings. Set at `DC_OVERFLOW_MAX-1`. + + * `DC_NAME_MAX`: + The maximum length of identifiers. Set at `DC_OVERFLOW_MAX-1`. + + * `DC_NUM_MAX`: + The maximum length of a number (in decimal digits), which includes digits + after the decimal point. Set at `DC_OVERFLOW_MAX-1`. + + * `DC_RAND_MAX`: + The maximum integer (inclusive) returned by the `'` command, if dc(1) has + been built with the extra math option. Set at `2^DC_LONG_BIT-1`. + + * Exponent: + The maximum allowable exponent (positive or negative). Set at + `DC_OVERFLOW_MAX`. + + * Number of vars: + The maximum number of vars/arrays. Set at `SIZE_MAX-1`. + +These limits are meant to be effectively non-existent; the limits are so large +(at least on 64-bit machines) that there should not be any point at which they +become a problem. In fact, memory should be exhausted before these limits should +be hit. + +ENVIRONMENT VARIABLES +--------------------- + +dc(1) recognizes the following environment variables: + + * `DC_ENV_ARGS`: + This is another way to give command-line arguments to dc(1). They should be + in the same format as all other command-line arguments. These are always + processed first, so any files given in `DC_ENV_ARGS` will be processed + before arguments and files given on the command-line. This gives the user + the ability to set up "standard" options and files to be used at every + invocation. The most useful thing for such files to contain would be useful + functions that the user might want every time dc(1) runs. Another use would + be to use the `-e` option to set `scale` to a value other than `0`. + + The code that parses `DC_ENV_ARGS` will correctly handle quoted arguments, + but it does not understand escape sequences. For example, the string + `"/home/gavin/some dc file.dc"` will be correctly parsed, but the string + `"/home/gavin/some \"dc\" file.dc"` will include the backslashes. + + The quote parsing will handle either kind of quotes, `'` or `"`. Thus, if + you have a file with any number of single quotes in the name, you can use + double quotes as the outside quotes, as in `"some 'bc' file.bc"`, and vice + versa if you have a file with double quotes. However, handling a file with + both kinds of quotes in `DC_ENV_ARGS` is not supported due to the complexity + of the parsing, though such files are still supported on the command-line + where the parsing is done by the shell. + + * `DC_LINE_LENGTH`: + If this environment variable exists and contains an integer that is greater + than `1` and is less than `UINT16_MAX` (`2^16-1`), dc(1) will output lines + to that length, including the backslash newline combo. The default line + length is `70`. + + * `DC_EXPR_EXIT`: + If this variable exists (no matter the contents), dc(1) will exit + immediately after executing expressions and files given by the `-e` and/or + `-f` command-line options (and any equivalents). + +EXIT STATUS +----------- + +dc(1) returns the following exit statuses: + + * `0`: + No error. + + * `1`: + A math error occurred. This follows standard practice of using `1` for + expected errors, since math errors will happen in the process of normal + execution. + + Math errors include divide by `0`, taking the square root of a negative + number, using a negative number as a bound for the pseudo-random number + generator, attempting to convert a negative number to a hardware integer, + overflow when converting a number to a hardware integer, and attempting to + use a non-integer where an integer is required. + + Converting to a hardware integer happens for the second operand of the power + (`^`), places (`@`), left shift (`H`), and right shift (`h`) operators. + + * `2`: + A parse error occurred. + + Parse errors include unexpected `EOF`, using an invalid character, failing + to find the end of a string or comment, and using a token where it is + invalid. + + * `3`: + A runtime error occurred. + + Runtime errors include assigning an invalid number to `ibase`, `obase`, or + `scale`; give a bad expression to a `read()` call, calling `read()` inside + of a `read()` call, type errors, and attempting an operation when the stack + has too few elements. + + * `4`: + A fatal error occurred. + + Fatal errors include memory allocation errors, I/O errors, failing to open + files, attempting to use files that do not have only ASCII characters (dc(1) + only accepts ASCII characters), attempting to open a directory as a file, + and giving invalid command-line options. + +The exit status `4` is special; when a fatal error occurs, dc(1) always exits +and returns `4`, no matter what mode dc(1) is in. + +The other statuses will only be returned when dc(1) is not in interactive mode +(see the INTERACTIVE MODE section), since dc(1) resets its state (see the RESET +section) and accepts more input when one of those errors occurs in interactive +mode. This is also the case when interactive mode is forced by the `-i` flag or +`--interactive` option. + +These exit statuses allow dc(1) to be used in shell scripting with error +checking, and its normal behavior can be forced by using the `-i` flag or +`--interactive` option. + +INTERACTIVE MODE +---------------- + +Like bc(1), dc(1) has an interactive mode and a non-interactive mode. +Interactive mode is turned on automatically when both `stdin` and `stdout` are +hooked to a terminal, but the `-i` flag and `--interactive` option can turn it +on in other cases. + +In interactive mode, dc(1) attempts to recover from errors (see the RESET +section), and in normal execution, flushes `stdout` as soon as execution is done +for the current input. + +TTY MODE +-------- + +If `stdin`, `stdout`, and `stderr` are all connected to a TTY, dc(1) turns on +"TTY mode." + +TTY mode is required for history to be enabled (see the COMMAND LINE HISTORY +section). It is also required to enable special handling for `SIGINT` signals. + +TTY mode is different from interactive mode because interactive mode is required +in the [bc(1) specification][1], and interactive mode requires only `stdin` and +`stdout` to be connected to a terminal. + +SIGNAL HANDLING +--------------- + +Sending a `SIGINT` will cause dc(1) to stop execution of the current input. If +dc(1) is in TTY mode (see the TTY MODE section), it will reset (see the RESET +section). Otherwise, it will clean up and exit. + +Note that "current input" can mean one of two things. If dc(1) is processing +input from `stdin` in TTY mode, it will ask for more input. If dc(1) is +processing input from a file in TTY mode, it will stop processing the file and +start processing the next file, if one exists, or ask for input from `stdin` if +no other file exists. + +This means that if a `SIGINT` is sent to dc(1) as it is executing a file, it can +seem as though dc(1) did not respond to the signal since it will immediately +start executing the next file. This is by design; most files that users execute +when interacting with dc(1) have function definitions, which are quick to parse. +If a file takes a long time to execute, there may be a bug in that file. The +rest of the files could still be executed without problem, allowing the user to +continue. + +`SIGTERM` and `SIGQUIT` cause dc(1) to clean up and exit, and it uses the +default handler for all other signals. The one exception is `SIGHUP`, if dc(1) +was built with history support; in that case, when dc(1) is in TTY mode, a +`SIGHUP` will cause dc(1) to clean up and exit. + +COMMAND LINE HISTORY +-------------------- + +dc(1) supports interactive command-line editing, if compiled with the history +option enabled. If dc(1) is in TTY mode (see the TTY MODE section), history is +enabled. Previous lines can be recalled and edited with the arrow keys. + +**Note**: when dc(1) is built with history support, tabs are converted to 8 +spaces. + +LOCALES +------- + +This dc(1) ships with support for adding error messages for different locales. + +SEE ALSO +-------- + +bc(1) + +STANDARDS +--------- + +The dc(1) utility operators are compliant with the operators in the bc(1) +[IEEE Std 1003.1-2017 (“POSIX.1-2017â€)][1] specification. + +AUTHOR +------ + +This dc(1) was made from scratch by Gavin D. Howard. + +BUGS +---- + +None are known. Report bugs at https://git.yzena.com/gavin/bc. + +[1]: https://pubs.opengroup.org/onlinepubs/9699919799/utilities/bc.html diff --git a/manuals/dc.md b/manuals/dc.md new file mode 120000 index 000000000000..2255e4cc6104 --- /dev/null +++ b/manuals/dc.md @@ -0,0 +1 @@ +dc.1.ronn \ No newline at end of file diff --git a/release.sh b/release.sh new file mode 100755 index 000000000000..bd37db27b286 --- /dev/null +++ b/release.sh @@ -0,0 +1,536 @@ +#! /bin/sh +# +# Copyright (c) 2018-2020 Gavin D. Howard and contributors. +# +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are met: +# +# * Redistributions of source code must retain the above copyright notice, this +# list of conditions and the following disclaimer. +# +# * Redistributions in binary form must reproduce the above copyright notice, +# this list of conditions and the following disclaimer in the documentation +# and/or other materials provided with the distribution. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE +# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +# POSSIBILITY OF SUCH DAMAGE. +# + +usage() { + printf 'usage: %s [run_tests] [generate_tests] [test_with_clang] [test_with_gcc] \n' "$script" + printf ' [run_sanitizers] [run_valgrind] [run_64_bit] [run_gen_script]\n' + exit 1 +} + +header() { + + _header_msg="$1" + shift + + printf '\n' + printf '*******************\n' + printf "$_header_msg" + printf '\n' + printf '*******************\n' + printf '\n' +} + +do_make() { + make -j4 "$@" +} + +configure() { + + _configure_CFLAGS="$1" + shift + + _configure_CC="$1" + shift + + _configure_configure_flags="$1" + shift + + _configure_GEN_HOST="$1" + shift + + _configure_LONG_BIT="$1" + shift + + if [ "$gen_tests" -eq 0 ]; then + _configure_configure_flags="-G $_configure_configure_flags" + fi + + if [ "$_configure_CC" = "clang" ]; then + _configure_CFLAGS="$clang_flags $_configure_CFLAGS" + elif [ "$_configure_CC" = "gcc" ]; then + _configure_CFLAGS="$gcc_flags $_configure_CFLAGS" + fi + + _configure_header=$(printf 'Running ./configure.sh %s ...' "$_configure_configure_flags") + _configure_header=$(printf "$_configure_header\n CC=\"%s\"\n" "$_configure_CC") + _configure_header=$(printf "$_configure_header\n CFLAGS=\"%s\"\n" "$_configure_CFLAGS") + _configure_header=$(printf "$_configure_header\n LONG_BIT=%s" "$_configure_LONG_BIT") + _configure_header=$(printf "$_configure_header\n GEN_HOST=%s" "$_configure_GEN_HOST") + + header "$_configure_header" + CFLAGS="$_configure_CFLAGS" CC="$_configure_CC" GEN_HOST="$_configure_GEN_HOST" \ + LONG_BIT="$_configure_LONG_BIT" ./configure.sh $_configure_configure_flags > /dev/null + +} + +build() { + + _build_CFLAGS="$1" + shift + + _build_CC="$1" + shift + + _build_configure_flags="$1" + shift + + _build_GEN_HOST="$1" + shift + + _build_LONG_BIT="$1" + shift + + configure "$_build_CFLAGS" "$_build_CC" "$_build_configure_flags" "$_build_GEN_HOST" "$_build_LONG_BIT" + + _build_header=$(printf 'Building...\n CC=%s' "$_build_CC") + _build_header=$(printf "$_build_header\n CFLAGS=\"%s\"" "$_build_CFLAGS") + _build_header=$(printf "$_build_header\n LONG_BIT=%s" "$_build_LONG_BIT") + _build_header=$(printf "$_build_header\n GEN_HOST=%s" "$_build_GEN_HOST") + + header "$_build_header" + + do_make > /dev/null 2> "$scriptdir/.test.txt" + + if [ -s "$scriptdir/.test.txt" ]; then + printf '%s generated warning(s):\n' "$_build_CC" + printf '\n' + cat "$scriptdir/.test.txt" + exit 1 + fi +} + +runtest() { + + header "Running tests" + + if [ "$#" -gt 0 ]; then + do_make "$@" + else + do_make test + fi +} + +runconfigtests() { + + _runconfigtests_CFLAGS="$1" + shift + + _runconfigtests_CC="$1" + shift + + _runconfigtests_configure_flags="$1" + shift + + _runconfigtests_GEN_HOST="$1" + shift + + _runconfigtests_LONG_BIT="$1" + shift + + _runconfigtests_run_tests="$1" + shift + + if [ "$_runconfigtests_run_tests" -ne 0 ]; then + _runconfigtests_header=$(printf 'Running tests with configure flags') + else + _runconfigtests_header=$(printf 'Building with configure flags') + fi + + _runconfigtests_header=$(printf "$_runconfigtests_header \"%s\" ...\n" "$_runconfigtests_configure_flags") + _runconfigtests_header=$(printf "$_runconfigtests_header\n CC=%s\n" "$_runconfigseries_CC") + _runconfigtests_header=$(printf "$_runconfigtests_header\n CFLAGS=\"%s\"" "$_runconfigseries_CFLAGS") + _runconfigtests_header=$(printf "$_runconfigtests_header\n LONG_BIT=%s" "$_runconfigtests_LONG_BIT") + _runconfigtests_header=$(printf "$_runconfigtests_header\n GEN_HOST=%s" "$_runconfigtests_GEN_HOST") + + header "$_runconfigtests_header" + + build "$_runconfigtests_CFLAGS" "$_runconfigtests_CC" \ + "$_runconfigtests_configure_flags" "$_runconfigtests_GEN_HOST" \ + "$_runconfigtests_LONG_BIT" + + if [ "$_runconfigtests_run_tests" -ne 0 ]; then + runtest + fi + + do_make clean + + build "$_runconfigtests_CFLAGS" "$_runconfigtests_CC" \ + "$_runconfigtests_configure_flags -b" "$_runconfigtests_GEN_HOST" \ + "$_runconfigtests_LONG_BIT" + + if [ "$_runconfigtests_run_tests" -ne 0 ]; then + runtest + fi + + do_make clean + + build "$_runconfigtests_CFLAGS" "$_runconfigtests_CC" \ + "$_runconfigtests_configure_flags -d" "$_runconfigtests_GEN_HOST" \ + "$_runconfigtests_LONG_BIT" + + if [ "$_runconfigtests_run_tests" -ne 0 ]; then + runtest + fi + + do_make clean +} + +runconfigseries() { + + _runconfigseries_CFLAGS="$1" + shift + + _runconfigseries_CC="$1" + shift + + _runconfigseries_configure_flags="$1" + shift + + _runconfigseries_run_tests="$1" + shift + + if [ "$run_64_bit" -ne 0 ]; then + + runconfigtests "$_runconfigseries_CFLAGS" "$_runconfigseries_CC" \ + "$_runconfigseries_configure_flags" 1 64 "$_runconfigseries_run_tests" + + if [ "$run_gen_script" -ne 0 ]; then + runconfigtests "$_runconfigseries_CFLAGS" "$_runconfigseries_CC" \ + "$_runconfigseries_configure_flags" 0 64 "$_runconfigseries_run_tests" + fi + + runconfigtests "$_runconfigseries_CFLAGS -DBC_RAND_BUILTIN=0" "$_runconfigseries_CC" \ + "$_runconfigseries_configure_flags" 1 64 "$_runconfigseries_run_tests" + + fi + + runconfigtests "$_runconfigseries_CFLAGS" "$_runconfigseries_CC" \ + "$_runconfigseries_configure_flags" 1 32 "$_runconfigseries_run_tests" + + if [ "$run_gen_script" -ne 0 ]; then + runconfigtests "$_runconfigseries_CFLAGS" "$_runconfigseries_CC" \ + "$_runconfigseries_configure_flags" 0 32 "$_runconfigseries_run_tests" + fi +} + +runtestseries() { + + _runtestseries_CFLAGS="$1" + shift + + _runtestseries_CC="$1" + shift + + _runtestseries_configure_flags="$1" + shift + + _runtestseries_run_tests="$1" + shift + + _runtestseries_flags="E H N P EH EN EP HN HP NP EHN EHP ENP HNP EHNP" + + runconfigseries "$_runtestseries_CFLAGS" "$_runtestseries_CC" \ + "$_runtestseries_configure_flags" "$_runtestseries_run_tests" + + for f in $_runtestseries_flags; do + runconfigseries "$_runtestseries_CFLAGS" "$_runtestseries_CC" \ + "$_runtestseries_configure_flags -$f" "$_runtestseries_run_tests" + done +} + +runtests() { + + _runtests_CFLAGS="$1" + shift + + _runtests_CC="$1" + shift + + _runtests_configure_flags="$1" + shift + + _runtests_run_tests="$1" + shift + + runtestseries "-std=c99 $_runtests_CFLAGS" "$_runtests_CC" "$_runtests_configure_flags" "$_runtests_run_tests" + runtestseries "-std=c11 $_runtests_CFLAGS" "$_runtests_CC" "$_runtests_configure_flags" "$_runtests_run_tests" +} + +karatsuba() { + + header "Running Karatsuba tests" + do_make karatsuba_test +} + +vg() { + + header "Running valgrind" + + if [ "$run_64_bit" -ne 0 ]; then + _vg_bits=64 + else + _vg_bits=32 + fi + + build "$debug" "gcc" "-O0 -g" "1" "$_vg_bits" + runtest valgrind + + do_make clean_config + + build "$debug" "gcc" "-O0 -gb" "1" "$_vg_bits" + runtest valgrind + + do_make clean_config + + build "$debug" "gcc" "-O0 -gd" "1" "$_vg_bits" + runtest valgrind + + do_make clean_config +} + +debug() { + + _debug_CC="$1" + shift + + _debug_run_tests="$1" + shift + + runtests "$debug" "$_debug_CC" "-g" "$_debug_run_tests" + + if [ "$_debug_CC" = "clang" -a "$run_sanitizers" -ne 0 ]; then + runtests "$debug -fsanitize=undefined" "$_debug_CC" "-g" "$_debug_run_tests" + fi +} + +release() { + + _release_CC="$1" + shift + + _release_run_tests="$1" + shift + + runtests "$release" "$_release_CC" "-O3" "$_release_run_tests" +} + +reldebug() { + + _reldebug_CC="$1" + shift + + _reldebug_run_tests="$1" + shift + + runtests "$debug" "$_reldebug_CC" "-gO3" "$_reldebug_run_tests" + + if [ "$_reldebug_CC" = "clang" -a "$run_sanitizers" -ne 0 ]; then + runtests "$debug -fsanitize=address" "$_reldebug_CC" "-gO3" "$_reldebug_run_tests" + runtests "$debug -fsanitize=memory" "$_reldebug_CC" "-gO3" "$_reldebug_run_tests" + fi +} + +minsize() { + + _minsize_CC="$1" + shift + + _minsize_run_tests="$1" + shift + + runtests "$release" "$_minsize_CC" "-Os" "$_minsize_run_tests" +} + +build_set() { + + _build_set_CC="$1" + shift + + _build_set_run_tests="$1" + shift + + debug "$_build_set_CC" "$_build_set_run_tests" + release "$_build_set_CC" "$_build_set_run_tests" + reldebug "$_build_set_CC" "$_build_set_run_tests" + minsize "$_build_set_CC" "$_build_set_run_tests" +} + +clang_flags="-Weverything -Wno-padded -Wno-switch-enum -Wno-format-nonliteral" +clang_flags="$clang_flags -Wno-cast-align -Wno-missing-noreturn -Wno-disabled-macro-expansion" +clang_flags="$clang_flags -Wno-unreachable-code -Wno-unreachable-code-return" +gcc_flags="-Wno-maybe-uninitialized -Wno-clobbered" + +cflags="-Wall -Wextra -Werror -pedantic -Wno-conditional-uninitialized" + +debug="$cflags -fno-omit-frame-pointer" +release="$cflags -DNDEBUG" + +set -e + +script="$0" +scriptdir=$(dirname "$script") + +if [ "$#" -gt 0 ]; then + run_tests="$1" + shift +else + run_tests=1 +fi + +if [ "$#" -gt 0 ]; then + gen_tests="$1" + shift +else + gen_tests=1 +fi + +if [ "$#" -gt 0 ]; then + test_with_clang="$1" + shift +else + test_with_clang=1 +fi + +if [ "$#" -gt 0 ]; then + test_with_gcc="$1" + shift +else + test_with_gcc=1 +fi + +if [ "$#" -gt 0 ]; then + run_sanitizers="$1" + shift +else + run_sanitizers=1 +fi + +if [ "$#" -gt 0 ]; then + run_valgrind="$1" + shift +else + run_valgrind=1 +fi + +if [ "$#" -gt 0 ]; then + run_64_bit="$1" + shift +else + run_64_bit=1 +fi + +if [ "$#" -gt 0 ]; then + run_gen_script="$1" + shift +else + run_gen_script=0 +fi + +if [ "$run_64_bit" -ne 0 ]; then + bits=64 +else + bits=32 +fi + +cd "$scriptdir" + +if [ "$test_with_clang" -ne 0 ]; then + defcc="clang" +elif [ "$test_with_gcc" -ne 0 ]; then + defcc="gcc" +else + defcc="c99" +fi + +export ASAN_OPTIONS="abort_on_error=1" +export UBSAN_OPTIONS="print_stack_trace=1,silence_unsigned_overflow=1" + +build "$debug" "$defcc" "-g" "1" "$bits" + +header "Running math library under --standard" + +printf 'quit\n' | bin/bc -ls + +version=$(make version) + +do_make clean_tests + +if [ "$test_with_clang" -ne 0 ]; then + build_set "clang" "$run_tests" +fi + +if [ "$test_with_gcc" -ne 0 ]; then + build_set "gcc" "$run_tests" +fi + +if [ "$run_tests" -ne 0 ]; then + + build "$release" "$defcc" "-O3" "1" "$bits" + + karatsuba + + if [ "$run_valgrind" -ne 0 -a "$test_with_gcc" -ne 0 ]; then + vg + fi + + printf '\n' + printf 'Tests successful.\n' + + set +e + + command -v afl-gcc > /dev/null 2>&1 + err="$?" + + set -e + + if [ "$err" -eq 0 ]; then + + header "Configuring for afl-gcc..." + + configure "$debug $gcc_flags -DDC_ENABLE_RAND=0" "afl-gcc" "-HNP -gO3" "1" "$bits" + + printf '\n' + printf 'Run make\n' + printf '\n' + printf 'Then run %s/tests/randmath.py and the fuzzer.\n' "$scriptdir" + printf '\n' + printf 'Then run ASan on the fuzzer test cases with the following build:\n' + printf '\n' + printf ' CFLAGS="-fsanitize=address -fno-omit-frame-pointer -DDC_ENABLE_RAND=0" ./configure.sh -gO3 -HNPS\n' + printf ' make\n' + printf '\n' + printf 'Then run the GitHub release script as follows:\n' + printf '\n' + printf ' %s .travis.yml codecov.yml release.sh \\\n' "$version" + printf ' RELEASE.md tests/afl.py tests/radamsa.sh tests/radamsa.txt tests/randmath.py \\\n' + printf ' tests/bc/scripts/timeconst.bc\n' + + fi + +fi diff --git a/safe-install.sh b/safe-install.sh new file mode 100755 index 000000000000..041088386682 --- /dev/null +++ b/safe-install.sh @@ -0,0 +1,67 @@ +#!/bin/sh +# +# Written by Rich Felker, originally as part of musl libc. +# Multi-licensed under MIT, 0BSD, and CC0. +# +# This is an actually-safe install command which installs the new +# file atomically in the new location, rather than overwriting +# existing files. +# + +usage() { +printf "usage: %s [-D] [-l] [-m mode] src dest\n" "$0" 1>&2 +exit 1 +} + +mkdirp= +symlink= +mode=755 + +while getopts Dlm: name ; do +case "$name" in +D) mkdirp=yes ;; +l) symlink=yes ;; +m) mode=$OPTARG ;; +?) usage ;; +esac +done +shift $(($OPTIND - 1)) + +test "$#" -eq 2 || usage +src=$1 +dst=$2 +tmp="$dst.tmp.$$" + +case "$dst" in +*/) printf "%s: %s ends in /\n", "$0" "$dst" 1>&2 ; exit 1 ;; +esac + +set -C +set -e + +if test "$mkdirp" ; then +umask 022 +case "$2" in +*/*) mkdir -p "${dst%/*}" ;; +esac +fi + +trap 'rm -f "$tmp"' EXIT INT QUIT TERM HUP + +umask 077 + +if test "$symlink" ; then +ln -s "$1" "$tmp" +else +cat < "$1" > "$tmp" +chmod "$mode" "$tmp" +fi + +mv -f "$tmp" "$2" +test -d "$2" && { +rm -f "$2/$tmp" +printf "%s: %s is a directory\n" "$0" "$dst" 1>&2 +exit 1 +} + +exit 0 diff --git a/src/args.c b/src/args.c new file mode 100644 index 000000000000..d3735178fc48 --- /dev/null +++ b/src/args.c @@ -0,0 +1,215 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * Code for processing command-line arguments. + * + */ + +#include +#include +#include +#include +#include + +#include + +#include +#include +#include +#include +#include +#include + +static const BcOptLong bc_args_lopt[] = { + + { "expression", BC_OPT_REQUIRED, 'e' }, + { "file", BC_OPT_REQUIRED, 'f' }, + { "help", BC_OPT_NONE, 'h' }, + { "interactive", BC_OPT_NONE, 'i' }, + { "no-prompt", BC_OPT_NONE, 'P' }, +#if BC_ENABLED + { "global-stacks", BC_OPT_BC_ONLY, 'g' }, + { "mathlib", BC_OPT_BC_ONLY, 'l' }, + { "quiet", BC_OPT_BC_ONLY, 'q' }, + { "standard", BC_OPT_BC_ONLY, 's' }, + { "warn", BC_OPT_BC_ONLY, 'w' }, +#endif // BC_ENABLED + { "version", BC_OPT_NONE, 'v' }, + { "version", BC_OPT_NONE, 'V' }, +#if DC_ENABLED + { "extended-register", BC_OPT_DC_ONLY, 'x' }, +#endif // DC_ENABLED + { NULL, 0, 0 }, + +}; + +static void bc_args_exprs(const char *str) { + BC_SIG_ASSERT_LOCKED; + if (vm.exprs.v == NULL) bc_vec_init(&vm.exprs, sizeof(uchar), NULL); + bc_vec_concat(&vm.exprs, str); + bc_vec_concat(&vm.exprs, "\n"); +} + +static void bc_args_file(const char *file) { + + char *buf; + + BC_SIG_ASSERT_LOCKED; + + vm.file = file; + + bc_read_file(file, &buf); + bc_args_exprs(buf); + free(buf); +} + +void bc_args(int argc, char *argv[]) { + + int c; + size_t i; + bool do_exit = false, version = false; + BcOpt opts; + + BC_SIG_ASSERT_LOCKED; + + bc_opt_init(&opts, argv); + + while ((c = bc_opt_parse(&opts, bc_args_lopt)) != -1) { + + switch (c) { + + case 'e': + { + bc_args_exprs(opts.optarg); + break; + } + + case 'f': + { + bc_args_file(opts.optarg); + break; + } + + case 'h': + { + bc_vm_info(vm.help); + do_exit = true; + break; + } + + case 'i': + { + vm.flags |= BC_FLAG_I; + break; + } + + case 'P': + { + vm.flags |= BC_FLAG_P; + break; + } + +#if BC_ENABLED + case 'g': + { + assert(BC_IS_BC); + vm.flags |= BC_FLAG_G; + break; + } + + case 'l': + { + assert(BC_IS_BC); + vm.flags |= BC_FLAG_L; + break; + } + + case 'q': + { + assert(BC_IS_BC); + vm.flags |= BC_FLAG_Q; + break; + } + + case 's': + { + assert(BC_IS_BC); + vm.flags |= BC_FLAG_S; + break; + } + + case 'w': + { + assert(BC_IS_BC); + vm.flags |= BC_FLAG_W; + break; + } +#endif // BC_ENABLED + + case 'V': + case 'v': + { + do_exit = version = true; + break; + } + +#if DC_ENABLED + case 'x': + { + assert(!BC_IS_BC); + vm.flags |= DC_FLAG_X; + break; + } +#endif // DC_ENABLED + +#ifndef NDEBUG + // We shouldn't get here because bc_opt_error()/bc_vm_error() should + // longjmp() out. + case '?': + case ':': + default: + { + abort(); + } +#endif // NDEBUG + } + } + + if (version) bc_vm_info(NULL); + if (do_exit) exit((int) vm.status); + if (vm.exprs.len > 1 || !BC_IS_BC) vm.flags |= BC_FLAG_Q; + + if (opts.optind < (size_t) argc) + bc_vec_init(&vm.files, sizeof(char*), NULL); + + for (i = opts.optind; i < (size_t) argc; ++i) + bc_vec_push(&vm.files, argv + i); +} diff --git a/src/bc/bc.c b/src/bc/bc.c new file mode 100644 index 000000000000..86d8f81dd401 --- /dev/null +++ b/src/bc/bc.c @@ -0,0 +1,57 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * The main procedure of bc. + * + */ + +#if BC_ENABLED + +#include + +#include +#include +#include + +void bc_main(int argc, char **argv) { + + vm.read_ret = BC_INST_RET; + vm.help = bc_help; + vm.sigmsg = bc_sig_msg; + vm.siglen = bc_sig_msg_len; + + vm.next = bc_lex_token; + vm.parse = bc_parse_parse; + vm.expr = bc_parse_expr; + + bc_vm_boot(argc, argv, "BC_LINE_LENGTH", "BC_ENV_ARGS", "BC_EXPR_EXIT"); +} +#endif // BC_ENABLED diff --git a/src/bc/lex.c b/src/bc/lex.c new file mode 100644 index 000000000000..d4c6bd4c192e --- /dev/null +++ b/src/bc/lex.c @@ -0,0 +1,410 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * The lexer for bc. + * + */ + +#if BC_ENABLED + +#include +#include +#include + +#include +#include +#include + +static void bc_lex_identifier(BcLex *l) { + + size_t i; + const char *buf = l->buf + l->i - 1; + + for (i = 0; i < bc_lex_kws_len; ++i) { + + const BcLexKeyword *kw = bc_lex_kws + i; + size_t n = BC_LEX_KW_LEN(kw); + + if (!strncmp(buf, kw->name, n) && !isalnum(buf[n]) && buf[n] != '_') { + + l->t = BC_LEX_KW_AUTO + (BcLexType) i; + + if (!BC_LEX_KW_POSIX(kw)) + bc_lex_verr(l, BC_ERROR_POSIX_KW, kw->name); + + // We minus 1 because the index has already been incremented. + l->i += n - 1; + return; + } + } + + bc_lex_name(l); + + if (BC_ERR(l->str.len - 1 > 1)) + bc_lex_verr(l, BC_ERROR_POSIX_NAME_LEN, l->str.v); +} + +static void bc_lex_string(BcLex *l) { + + size_t len, nlines = 0, i = l->i; + const char *buf = l->buf; + char c; + + l->t = BC_LEX_STR; + + for (; (c = buf[i]) && c != '"'; ++i) nlines += c == '\n'; + + if (BC_ERR(c == '\0')) { + l->i = i; + bc_lex_err(l, BC_ERROR_PARSE_STRING); + } + + len = i - l->i; + bc_vec_string(&l->str, len, l->buf + l->i); + + l->i = i + 1; + l->line += nlines; +} + +static void bc_lex_assign(BcLex *l, BcLexType with, BcLexType without) { + if (l->buf[l->i] == '=') { + l->i += 1; + l->t = with; + } + else l->t = without; +} + +void bc_lex_token(BcLex *l) { + + char c = l->buf[l->i++], c2; + + // This is the workhorse of the lexer. + switch (c) { + + case '\0': + case '\n': + case '\t': + case '\v': + case '\f': + case '\r': + case ' ': + { + bc_lex_commonTokens(l, c); + break; + } + + case '!': + { + bc_lex_assign(l, BC_LEX_OP_REL_NE, BC_LEX_OP_BOOL_NOT); + + if (l->t == BC_LEX_OP_BOOL_NOT) + bc_lex_verr(l, BC_ERROR_POSIX_BOOL, "!"); + + break; + } + + case '"': + { + bc_lex_string(l); + break; + } + + case '#': + { + bc_lex_err(l, BC_ERROR_POSIX_COMMENT); + bc_lex_lineComment(l); + break; + } + + case '%': + { + bc_lex_assign(l, BC_LEX_OP_ASSIGN_MODULUS, BC_LEX_OP_MODULUS); + break; + } + + case '&': + { + c2 = l->buf[l->i]; + if (BC_NO_ERR(c2 == '&')) { + + bc_lex_verr(l, BC_ERROR_POSIX_BOOL, "&&"); + + l->i += 1; + l->t = BC_LEX_OP_BOOL_AND; + } + else bc_lex_invalidChar(l, c); + + break; + } +#if BC_ENABLE_EXTRA_MATH + case '$': + { + l->t = BC_LEX_OP_TRUNC; + break; + } + + case '@': + { + bc_lex_assign(l, BC_LEX_OP_ASSIGN_PLACES, BC_LEX_OP_PLACES); + break; + } +#endif // BC_ENABLE_EXTRA_MATH + case '(': + case ')': + { + l->t = (BcLexType) (c - '(' + BC_LEX_LPAREN); + break; + } + + case '*': + { + bc_lex_assign(l, BC_LEX_OP_ASSIGN_MULTIPLY, BC_LEX_OP_MULTIPLY); + break; + } + + case '+': + { + c2 = l->buf[l->i]; + if (c2 == '+') { + l->i += 1; + l->t = BC_LEX_OP_INC; + } + else bc_lex_assign(l, BC_LEX_OP_ASSIGN_PLUS, BC_LEX_OP_PLUS); + break; + } + + case ',': + { + l->t = BC_LEX_COMMA; + break; + } + + case '-': + { + c2 = l->buf[l->i]; + if (c2 == '-') { + l->i += 1; + l->t = BC_LEX_OP_DEC; + } + else bc_lex_assign(l, BC_LEX_OP_ASSIGN_MINUS, BC_LEX_OP_MINUS); + break; + } + + case '.': + { + c2 = l->buf[l->i]; + if (BC_LEX_NUM_CHAR(c2, true, false)) bc_lex_number(l, c); + else { + l->t = BC_LEX_KW_LAST; + bc_lex_err(l, BC_ERROR_POSIX_DOT); + } + break; + } + + case '/': + { + c2 = l->buf[l->i]; + if (c2 =='*') bc_lex_comment(l); + else bc_lex_assign(l, BC_LEX_OP_ASSIGN_DIVIDE, BC_LEX_OP_DIVIDE); + break; + } + + case '0': + case '1': + case '2': + case '3': + case '4': + case '5': + case '6': + case '7': + case '8': + case '9': + case 'A': + case 'B': + case 'C': + case 'D': + case 'E': + case 'F': + // Apparently, GNU bc (and maybe others) allows any uppercase letter as + // a number. When single digits, they act like the ones above. When + // multi-digit, any letter above the input base is automatically set to + // the biggest allowable digit in the input base. + case 'G': + case 'H': + case 'I': + case 'J': + case 'K': + case 'L': + case 'M': + case 'N': + case 'O': + case 'P': + case 'Q': + case 'R': + case 'S': + case 'T': + case 'U': + case 'V': + case 'W': + case 'X': + case 'Y': + case 'Z': + { + bc_lex_number(l, c); + break; + } + + case ';': + { + l->t = BC_LEX_SCOLON; + break; + } + + case '<': + { +#if BC_ENABLE_EXTRA_MATH + c2 = l->buf[l->i]; + + if (c2 == '<') { + l->i += 1; + bc_lex_assign(l, BC_LEX_OP_ASSIGN_LSHIFT, BC_LEX_OP_LSHIFT); + break; + } +#endif // BC_ENABLE_EXTRA_MATH + bc_lex_assign(l, BC_LEX_OP_REL_LE, BC_LEX_OP_REL_LT); + break; + } + + case '=': + { + bc_lex_assign(l, BC_LEX_OP_REL_EQ, BC_LEX_OP_ASSIGN); + break; + } + + case '>': + { +#if BC_ENABLE_EXTRA_MATH + c2 = l->buf[l->i]; + + if (c2 == '>') { + l->i += 1; + bc_lex_assign(l, BC_LEX_OP_ASSIGN_RSHIFT, BC_LEX_OP_RSHIFT); + break; + } +#endif // BC_ENABLE_EXTRA_MATH + bc_lex_assign(l, BC_LEX_OP_REL_GE, BC_LEX_OP_REL_GT); + break; + } + + case '[': + case ']': + { + l->t = (BcLexType) (c - '[' + BC_LEX_LBRACKET); + break; + } + + case '\\': + { + if (BC_NO_ERR(l->buf[l->i] == '\n')) { + l->i += 1; + l->t = BC_LEX_WHITESPACE; + } + else bc_lex_invalidChar(l, c); + break; + } + + case '^': + { + bc_lex_assign(l, BC_LEX_OP_ASSIGN_POWER, BC_LEX_OP_POWER); + break; + } + + case 'a': + case 'b': + case 'c': + case 'd': + case 'e': + case 'f': + case 'g': + case 'h': + case 'i': + case 'j': + case 'k': + case 'l': + case 'm': + case 'n': + case 'o': + case 'p': + case 'q': + case 'r': + case 's': + case 't': + case 'u': + case 'v': + case 'w': + case 'x': + case 'y': + case 'z': + { + bc_lex_identifier(l); + break; + } + + case '{': + case '}': + { + l->t = (BcLexType) (c - '{' + BC_LEX_LBRACE); + break; + } + + case '|': + { + c2 = l->buf[l->i]; + + if (BC_NO_ERR(c2 == '|')) { + + bc_lex_verr(l, BC_ERROR_POSIX_BOOL, "||"); + + l->i += 1; + l->t = BC_LEX_OP_BOOL_OR; + } + else bc_lex_invalidChar(l, c); + + break; + } + + default: + { + bc_lex_invalidChar(l, c); + } + } +} +#endif // BC_ENABLED diff --git a/src/bc/parse.c b/src/bc/parse.c new file mode 100644 index 000000000000..fb00447ee6bc --- /dev/null +++ b/src/bc/parse.c @@ -0,0 +1,1526 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * The parser for bc. + * + */ + +#if BC_ENABLED + +#include +#include +#include +#include + +#include + +#include +#include +#include +#include +#include + +static void bc_parse_else(BcParse *p); +static void bc_parse_stmt(BcParse *p); +static BcParseStatus bc_parse_expr_err(BcParse *p, uint8_t flags, + BcParseNext next); + +static bool bc_parse_inst_isLeaf(BcInst t) { + return (t >= BC_INST_NUM && t <= BC_INST_MAXSCALE) || +#if BC_ENABLE_EXTRA_MATH + t == BC_INST_TRUNC || +#endif // BC_ENABLE_EXTRA_MATH + t <= BC_INST_DEC; +} + +static bool bc_parse_isDelimiter(const BcParse *p) { + + BcLexType t = p->l.t; + bool good = false; + + if (BC_PARSE_DELIMITER(t)) return true; + + if (t == BC_LEX_KW_ELSE) { + + size_t i; + uint16_t *fptr = NULL, flags = BC_PARSE_FLAG_ELSE; + + for (i = 0; i < p->flags.len && BC_PARSE_BLOCK_STMT(flags); ++i) { + + fptr = bc_vec_item_rev(&p->flags, i); + flags = *fptr; + + if ((flags & BC_PARSE_FLAG_BRACE) && p->l.last != BC_LEX_RBRACE) + return false; + } + + good = ((flags & BC_PARSE_FLAG_IF) != 0); + } + else if (t == BC_LEX_RBRACE) { + + size_t i; + + for (i = 0; !good && i < p->flags.len; ++i) { + uint16_t *fptr = bc_vec_item_rev(&p->flags, i); + good = (((*fptr) & BC_PARSE_FLAG_BRACE) != 0); + } + } + + return good; +} + +static void bc_parse_setLabel(BcParse *p) { + + BcFunc *func = p->func; + BcInstPtr *ip = bc_vec_top(&p->exits); + size_t *label; + + assert(func == bc_vec_item(&p->prog->fns, p->fidx)); + + label = bc_vec_item(&func->labels, ip->idx); + *label = func->code.len; + + bc_vec_pop(&p->exits); +} + +static void bc_parse_createLabel(BcParse *p, size_t idx) { + bc_vec_push(&p->func->labels, &idx); +} + +static void bc_parse_createCondLabel(BcParse *p, size_t idx) { + bc_parse_createLabel(p, p->func->code.len); + bc_vec_push(&p->conds, &idx); +} + +static void bc_parse_createExitLabel(BcParse *p, size_t idx, bool loop) { + + BcInstPtr ip; + + assert(p->func == bc_vec_item(&p->prog->fns, p->fidx)); + + ip.func = loop; + ip.idx = idx; + ip.len = 0; + + bc_vec_push(&p->exits, &ip); + bc_parse_createLabel(p, SIZE_MAX); +} + +static void bc_parse_operator(BcParse *p, BcLexType type, + size_t start, size_t *nexprs) +{ + BcLexType t; + uchar l, r = BC_PARSE_OP_PREC(type); + uchar left = BC_PARSE_OP_LEFT(type); + + while (p->ops.len > start) { + + t = BC_PARSE_TOP_OP(p); + if (t == BC_LEX_LPAREN) break; + + l = BC_PARSE_OP_PREC(t); + if (l >= r && (l != r || !left)) break; + + bc_parse_push(p, BC_PARSE_TOKEN_INST(t)); + bc_vec_pop(&p->ops); + *nexprs -= !BC_PARSE_OP_PREFIX(t); + } + + bc_vec_push(&p->ops, &type); +} + +static void bc_parse_rightParen(BcParse *p, size_t *nexs) { + + BcLexType top; + + while ((top = BC_PARSE_TOP_OP(p)) != BC_LEX_LPAREN) { + bc_parse_push(p, BC_PARSE_TOKEN_INST(top)); + bc_vec_pop(&p->ops); + *nexs -= !BC_PARSE_OP_PREFIX(top); + } + + bc_vec_pop(&p->ops); + + bc_lex_next(&p->l); +} + +static void bc_parse_params(BcParse *p, uint8_t flags) { + + bool comma = false; + size_t nparams; + + bc_lex_next(&p->l); + + for (nparams = 0; p->l.t != BC_LEX_RPAREN; ++nparams) { + + flags &= ~(BC_PARSE_PRINT | BC_PARSE_REL); + flags |= (BC_PARSE_ARRAY | BC_PARSE_NEEDVAL); + + bc_parse_expr_status(p, flags, bc_parse_next_param); + + comma = (p->l.t == BC_LEX_COMMA); + if (comma) bc_lex_next(&p->l); + } + + if (BC_ERR(comma)) bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + bc_parse_push(p, BC_INST_CALL); + bc_parse_pushIndex(p, nparams); +} + +static void bc_parse_call(BcParse *p, const char *name, uint8_t flags) { + + size_t idx; + + bc_parse_params(p, flags); + + // We just assert this because bc_parse_params() should + // ensure that the next token is what it should be. + assert(p->l.t == BC_LEX_RPAREN); + + // We cannot use bc_program_insertFunc() here + // because it will overwrite an existing function. + idx = bc_map_index(&p->prog->fn_map, name); + + if (idx == BC_VEC_INVALID_IDX) { + + BC_SIG_LOCK; + + idx = bc_program_insertFunc(p->prog, name); + + BC_SIG_UNLOCK; + + assert(idx != BC_VEC_INVALID_IDX); + + // Make sure that this pointer was not invalidated. + p->func = bc_vec_item(&p->prog->fns, p->fidx); + } + else idx = ((BcId*) bc_vec_item(&p->prog->fn_map, idx))->idx; + + bc_parse_pushIndex(p, idx); + + bc_lex_next(&p->l); +} + +static void bc_parse_name(BcParse *p, BcInst *type, + bool *can_assign, uint8_t flags) +{ + char *name; + + BC_SIG_LOCK; + + name = bc_vm_strdup(p->l.str.v); + + BC_SETJMP_LOCKED(err); + + BC_SIG_UNLOCK; + + bc_lex_next(&p->l); + + if (p->l.t == BC_LEX_LBRACKET) { + + bc_lex_next(&p->l); + + if (p->l.t == BC_LEX_RBRACKET) { + + if (BC_ERR(!(flags & BC_PARSE_ARRAY))) + bc_parse_err(p, BC_ERROR_PARSE_EXPR); + + *type = BC_INST_ARRAY; + *can_assign = false; + } + else { + + uint8_t flags2 = (flags & ~(BC_PARSE_PRINT | BC_PARSE_REL)) | + BC_PARSE_NEEDVAL; + + bc_parse_expr_status(p, flags2, bc_parse_next_elem); + + if (BC_ERR(p->l.t != BC_LEX_RBRACKET)) + bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + + *type = BC_INST_ARRAY_ELEM; + *can_assign = true; + } + + bc_lex_next(&p->l); + + bc_parse_push(p, *type); + bc_parse_pushName(p, name, false); + } + else if (p->l.t == BC_LEX_LPAREN) { + + if (BC_ERR(flags & BC_PARSE_NOCALL)) + bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + + *type = BC_INST_CALL; + *can_assign = false; + + bc_parse_call(p, name, flags); + } + else { + *type = BC_INST_VAR; + *can_assign = true; + bc_parse_push(p, BC_INST_VAR); + bc_parse_pushName(p, name, true); + } + +err: + BC_SIG_MAYLOCK; + free(name); + BC_LONGJMP_CONT; +} + +static void bc_parse_noArgBuiltin(BcParse *p, BcInst inst) { + + bc_lex_next(&p->l); + if (BC_ERR(p->l.t != BC_LEX_LPAREN)) bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + + bc_lex_next(&p->l); + if ((p->l.t != BC_LEX_RPAREN)) bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + + bc_parse_push(p, inst); + + bc_lex_next(&p->l); +} + +static void bc_parse_builtin(BcParse *p, BcLexType type, + uint8_t flags, BcInst *prev) +{ + bc_lex_next(&p->l); + if (BC_ERR(p->l.t != BC_LEX_LPAREN)) + bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + + bc_lex_next(&p->l); + + flags &= ~(BC_PARSE_PRINT | BC_PARSE_REL); + flags |= BC_PARSE_NEEDVAL; + if (type == BC_LEX_KW_LENGTH) flags |= BC_PARSE_ARRAY; + + bc_parse_expr_status(p, flags, bc_parse_next_rel); + + if (BC_ERR(p->l.t != BC_LEX_RPAREN)) + bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + + *prev = type - BC_LEX_KW_LENGTH + BC_INST_LENGTH; + bc_parse_push(p, *prev); + + bc_lex_next(&p->l); +} + +static void bc_parse_scale(BcParse *p, BcInst *type, + bool *can_assign, uint8_t flags) +{ + bc_lex_next(&p->l); + + if (p->l.t != BC_LEX_LPAREN) { + *type = BC_INST_SCALE; + *can_assign = true; + bc_parse_push(p, BC_INST_SCALE); + return; + } + + *type = BC_INST_SCALE_FUNC; + *can_assign = false; + flags &= ~(BC_PARSE_PRINT | BC_PARSE_REL); + flags |= BC_PARSE_NEEDVAL; + + bc_lex_next(&p->l); + + bc_parse_expr_status(p, flags, bc_parse_next_rel); + if (BC_ERR(p->l.t != BC_LEX_RPAREN)) + bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + + bc_parse_push(p, BC_INST_SCALE_FUNC); + + bc_lex_next(&p->l); +} + +static void bc_parse_incdec(BcParse *p, BcInst *prev, bool *can_assign, + size_t *nexs, uint8_t flags) +{ + BcLexType type; + uchar inst; + BcInst etype = *prev; + BcLexType last = p->l.last; + + assert(prev != NULL && can_assign != NULL); + + if (BC_ERR(last == BC_LEX_OP_INC || last == BC_LEX_OP_DEC || + last == BC_LEX_RPAREN)) + { + bc_parse_err(p, BC_ERROR_PARSE_ASSIGN); + } + + if (BC_PARSE_INST_VAR(etype)) { + + if (!*can_assign) bc_parse_err(p, BC_ERROR_PARSE_ASSIGN); + + *prev = inst = BC_INST_INC + (p->l.t != BC_LEX_OP_INC); + bc_parse_push(p, inst); + bc_lex_next(&p->l); + *can_assign = false; + } + else { + + *prev = inst = BC_INST_ASSIGN_PLUS + (p->l.t != BC_LEX_OP_INC); + + bc_lex_next(&p->l); + type = p->l.t; + + // Because we parse the next part of the expression + // right here, we need to increment this. + *nexs = *nexs + 1; + + if (type == BC_LEX_NAME) + bc_parse_name(p, prev, can_assign, flags | BC_PARSE_NOCALL); + else if (type >= BC_LEX_KW_LAST && type <= BC_LEX_KW_OBASE) { + bc_parse_push(p, type - BC_LEX_KW_LAST + BC_INST_LAST); + bc_lex_next(&p->l); + } + else if (BC_NO_ERR(type == BC_LEX_KW_SCALE)) { + + bc_lex_next(&p->l); + + if (BC_ERR(p->l.t == BC_LEX_LPAREN)) + bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + else bc_parse_push(p, BC_INST_SCALE); + } + else bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + + *can_assign = false; + + bc_parse_push(p, BC_INST_ONE); + bc_parse_push(p, inst); + } +} + +static void bc_parse_minus(BcParse *p, BcInst *prev, size_t ops_bgn, + bool rparen, bool binlast, size_t *nexprs) +{ + BcLexType type; + + bc_lex_next(&p->l); + + type = BC_PARSE_LEAF(*prev, binlast, rparen) ? BC_LEX_OP_MINUS : BC_LEX_NEG; + *prev = BC_PARSE_TOKEN_INST(type); + + // We can just push onto the op stack because this is the largest + // precedence operator that gets pushed. Inc/dec does not. + if (type != BC_LEX_OP_MINUS) bc_vec_push(&p->ops, &type); + else bc_parse_operator(p, type, ops_bgn, nexprs); +} + +static void bc_parse_str(BcParse *p, char inst) { + bc_parse_addString(p); + bc_parse_push(p, inst); + bc_lex_next(&p->l); +} + +static void bc_parse_print(BcParse *p) { + + BcLexType t; + bool comma = false; + + bc_lex_next(&p->l); + + t = p->l.t; + + if (bc_parse_isDelimiter(p)) bc_parse_err(p, BC_ERROR_PARSE_PRINT); + + do { + if (t == BC_LEX_STR) bc_parse_str(p, BC_INST_PRINT_POP); + else { + bc_parse_expr_status(p, BC_PARSE_NEEDVAL, bc_parse_next_print); + bc_parse_push(p, BC_INST_PRINT_POP); + } + + comma = (p->l.t == BC_LEX_COMMA); + + if (comma) bc_lex_next(&p->l); + else { + if (!bc_parse_isDelimiter(p)) + bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + else break; + } + + t = p->l.t; + } while (true); + + if (BC_ERR(comma)) bc_parse_err(p, BC_ERROR_PARSE_TOKEN); +} + +static void bc_parse_return(BcParse *p) { + + BcLexType t; + bool paren; + uchar inst = BC_INST_RET0; + + if (BC_ERR(!BC_PARSE_FUNC(p))) bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + + if (p->func->voidfn) inst = BC_INST_RET_VOID; + + bc_lex_next(&p->l); + + t = p->l.t; + paren = t == BC_LEX_LPAREN; + + if (bc_parse_isDelimiter(p)) bc_parse_push(p, inst); + else { + + BcParseStatus s; + + s = bc_parse_expr_err(p, BC_PARSE_NEEDVAL, bc_parse_next_expr); + + if (s == BC_PARSE_STATUS_EMPTY_EXPR) { + bc_parse_push(p, inst); + bc_lex_next(&p->l); + } + + if (!paren || p->l.last != BC_LEX_RPAREN) { + bc_parse_err(p, BC_ERROR_POSIX_RET); + } + else if (BC_ERR(p->func->voidfn)) + bc_parse_verr(p, BC_ERROR_PARSE_RET_VOID, p->func->name); + + bc_parse_push(p, BC_INST_RET); + } +} + +static void bc_parse_endBody(BcParse *p, bool brace) { + + bool has_brace, new_else = false; + + if (BC_ERR(p->flags.len <= 1)) bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + + if (brace) { + + assert(p->l.t == BC_LEX_RBRACE); + + bc_lex_next(&p->l); + if (BC_ERR(!bc_parse_isDelimiter(p))) + bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + } + + has_brace = (BC_PARSE_BRACE(p) != 0); + + do { + size_t len = p->flags.len; + bool loop; + + if (has_brace && !brace) bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + + loop = (BC_PARSE_LOOP_INNER(p) != 0); + + if (loop || BC_PARSE_ELSE(p)) { + + if (loop) { + + size_t *label = bc_vec_top(&p->conds); + + bc_parse_push(p, BC_INST_JUMP); + bc_parse_pushIndex(p, *label); + + bc_vec_pop(&p->conds); + } + + bc_parse_setLabel(p); + bc_vec_pop(&p->flags); + } + else if (BC_PARSE_FUNC_INNER(p)) { + BcInst inst = (p->func->voidfn ? BC_INST_RET_VOID : BC_INST_RET0); + bc_parse_push(p, inst); + bc_parse_updateFunc(p, BC_PROG_MAIN); + bc_vec_pop(&p->flags); + } + else if (BC_PARSE_BRACE(p) && !BC_PARSE_IF(p)) bc_vec_pop(&p->flags); + + // This needs to be last to parse nested if's properly. + if (BC_PARSE_IF(p) && (len == p->flags.len || !BC_PARSE_BRACE(p))) { + + while (p->l.t == BC_LEX_NLINE) bc_lex_next(&p->l); + + bc_vec_pop(&p->flags); + + if (!BC_S) { + + *(BC_PARSE_TOP_FLAG_PTR(p)) |= BC_PARSE_FLAG_IF_END; + new_else = (p->l.t == BC_LEX_KW_ELSE); + + if (new_else) bc_parse_else(p); + else if (!has_brace && (!BC_PARSE_IF_END(p) || brace)) + bc_parse_noElse(p); + } + else bc_parse_noElse(p); + } + + if (brace && has_brace) brace = false; + + } while (p->flags.len > 1 && !new_else && (!BC_PARSE_IF_END(p) || brace) && + !(has_brace = (BC_PARSE_BRACE(p) != 0))); + + if (BC_ERR(p->flags.len == 1 && brace)) + bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + else if (brace && BC_PARSE_BRACE(p)) { + + uint16_t flags = BC_PARSE_TOP_FLAG(p); + + if (!(flags & (BC_PARSE_FLAG_FUNC_INNER | BC_PARSE_FLAG_LOOP_INNER)) && + !(flags & (BC_PARSE_FLAG_IF | BC_PARSE_FLAG_ELSE)) && + !(flags & (BC_PARSE_FLAG_IF_END))) + { + bc_vec_pop(&p->flags); + } + } +} + +static void bc_parse_startBody(BcParse *p, uint16_t flags) { + assert(flags); + flags |= (BC_PARSE_TOP_FLAG(p) & (BC_PARSE_FLAG_FUNC | BC_PARSE_FLAG_LOOP)); + flags |= BC_PARSE_FLAG_BODY; + bc_vec_push(&p->flags, &flags); +} + +void bc_parse_noElse(BcParse *p) { + uint16_t *flag_ptr = BC_PARSE_TOP_FLAG_PTR(p); + *flag_ptr = (*flag_ptr & ~(BC_PARSE_FLAG_IF_END)); + bc_parse_setLabel(p); +} + +static void bc_parse_if(BcParse *p) { + + size_t idx; + uint8_t flags = (BC_PARSE_REL | BC_PARSE_NEEDVAL); + + bc_lex_next(&p->l); + if (BC_ERR(p->l.t != BC_LEX_LPAREN)) + bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + + bc_lex_next(&p->l); + bc_parse_expr_status(p, flags, bc_parse_next_rel); + if (BC_ERR(p->l.t != BC_LEX_RPAREN)) + bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + + bc_lex_next(&p->l); + bc_parse_push(p, BC_INST_JUMP_ZERO); + + idx = p->func->labels.len; + + bc_parse_pushIndex(p, idx); + bc_parse_createExitLabel(p, idx, false); + bc_parse_startBody(p, BC_PARSE_FLAG_IF); +} + +static void bc_parse_else(BcParse *p) { + + size_t idx = p->func->labels.len; + + if (BC_ERR(!BC_PARSE_IF_END(p))) + bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + + bc_parse_push(p, BC_INST_JUMP); + bc_parse_pushIndex(p, idx); + + bc_parse_noElse(p); + + bc_parse_createExitLabel(p, idx, false); + bc_parse_startBody(p, BC_PARSE_FLAG_ELSE); + + bc_lex_next(&p->l); +} + +static void bc_parse_while(BcParse *p) { + + size_t idx; + uint8_t flags = (BC_PARSE_REL | BC_PARSE_NEEDVAL); + + bc_lex_next(&p->l); + if (BC_ERR(p->l.t != BC_LEX_LPAREN)) + bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + bc_lex_next(&p->l); + + bc_parse_createCondLabel(p, p->func->labels.len); + idx = p->func->labels.len; + bc_parse_createExitLabel(p, idx, true); + + bc_parse_expr_status(p, flags, bc_parse_next_rel); + if (BC_ERR(p->l.t != BC_LEX_RPAREN)) + bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + bc_lex_next(&p->l); + + bc_parse_push(p, BC_INST_JUMP_ZERO); + bc_parse_pushIndex(p, idx); + bc_parse_startBody(p, BC_PARSE_FLAG_LOOP | BC_PARSE_FLAG_LOOP_INNER); +} + +static void bc_parse_for(BcParse *p) { + + size_t cond_idx, exit_idx, body_idx, update_idx; + + bc_lex_next(&p->l); + if (BC_ERR(p->l.t != BC_LEX_LPAREN)) + bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + bc_lex_next(&p->l); + + if (p->l.t != BC_LEX_SCOLON) + bc_parse_expr_status(p, 0, bc_parse_next_for); + else bc_parse_err(p, BC_ERROR_POSIX_FOR); + + if (BC_ERR(p->l.t != BC_LEX_SCOLON)) + bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + bc_lex_next(&p->l); + + cond_idx = p->func->labels.len; + update_idx = cond_idx + 1; + body_idx = update_idx + 1; + exit_idx = body_idx + 1; + + bc_parse_createLabel(p, p->func->code.len); + + if (p->l.t != BC_LEX_SCOLON) { + uint8_t flags = (BC_PARSE_REL | BC_PARSE_NEEDVAL); + bc_parse_expr_status(p, flags, bc_parse_next_for); + } + else { + + // Set this for the next call to bc_parse_number. + // This is safe to set because the current token + // is a semicolon, which has no string requirement. + bc_vec_string(&p->l.str, strlen(bc_parse_const1), bc_parse_const1); + bc_parse_number(p); + + bc_parse_err(p, BC_ERROR_POSIX_FOR); + } + + if (BC_ERR(p->l.t != BC_LEX_SCOLON)) + bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + + bc_lex_next(&p->l); + + bc_parse_push(p, BC_INST_JUMP_ZERO); + bc_parse_pushIndex(p, exit_idx); + bc_parse_push(p, BC_INST_JUMP); + bc_parse_pushIndex(p, body_idx); + + bc_parse_createCondLabel(p, update_idx); + + if (p->l.t != BC_LEX_RPAREN) + bc_parse_expr_status(p, 0, bc_parse_next_rel); + else bc_parse_err(p, BC_ERROR_POSIX_FOR); + + if (BC_ERR(p->l.t != BC_LEX_RPAREN)) + bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + bc_parse_push(p, BC_INST_JUMP); + bc_parse_pushIndex(p, cond_idx); + bc_parse_createLabel(p, p->func->code.len); + + bc_parse_createExitLabel(p, exit_idx, true); + bc_lex_next(&p->l); + bc_parse_startBody(p, BC_PARSE_FLAG_LOOP | BC_PARSE_FLAG_LOOP_INNER); +} + +static void bc_parse_loopExit(BcParse *p, BcLexType type) { + + size_t i; + BcInstPtr *ip; + + if (BC_ERR(!BC_PARSE_LOOP(p))) bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + + if (type == BC_LEX_KW_BREAK) { + + if (BC_ERR(!p->exits.len)) bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + + i = p->exits.len - 1; + ip = bc_vec_item(&p->exits, i); + + while (!ip->func && i < p->exits.len) ip = bc_vec_item(&p->exits, i--); + assert(ip != NULL && (i < p->exits.len || ip->func)); + i = ip->idx; + } + else i = *((size_t*) bc_vec_top(&p->conds)); + + bc_parse_push(p, BC_INST_JUMP); + bc_parse_pushIndex(p, i); + + bc_lex_next(&p->l); +} + +static void bc_parse_func(BcParse *p) { + + bool comma = false, voidfn; + uint16_t flags; + size_t idx; + + bc_lex_next(&p->l); + + if (BC_ERR(p->l.t != BC_LEX_NAME)) + bc_parse_err(p, BC_ERROR_PARSE_FUNC); + + voidfn = (!BC_IS_POSIX && p->l.t == BC_LEX_NAME && + !strcmp(p->l.str.v, "void")); + + bc_lex_next(&p->l); + + voidfn = (voidfn && p->l.t == BC_LEX_NAME); + + if (voidfn) { + bc_parse_err(p, BC_ERROR_POSIX_VOID); + bc_lex_next(&p->l); + } + + if (BC_ERR(p->l.t != BC_LEX_LPAREN)) + bc_parse_err(p, BC_ERROR_PARSE_FUNC); + + assert(p->prog->fns.len == p->prog->fn_map.len); + + BC_SIG_LOCK; + + idx = bc_program_insertFunc(p->prog, p->l.str.v); + + BC_SIG_UNLOCK; + + assert(idx); + bc_parse_updateFunc(p, idx); + p->func->voidfn = voidfn; + + bc_lex_next(&p->l); + + while (p->l.t != BC_LEX_RPAREN) { + + BcType t = BC_TYPE_VAR; + + if (p->l.t == BC_LEX_OP_MULTIPLY) { + t = BC_TYPE_REF; + bc_lex_next(&p->l); + bc_parse_err(p, BC_ERROR_POSIX_REF); + } + + if (BC_ERR(p->l.t != BC_LEX_NAME)) + bc_parse_err(p, BC_ERROR_PARSE_FUNC); + + p->func->nparams += 1; + + bc_vec_string(&p->buf, p->l.str.len, p->l.str.v); + + bc_lex_next(&p->l); + + if (p->l.t == BC_LEX_LBRACKET) { + + if (t == BC_TYPE_VAR) t = BC_TYPE_ARRAY; + + bc_lex_next(&p->l); + + if (BC_ERR(p->l.t != BC_LEX_RBRACKET)) + bc_parse_err(p, BC_ERROR_PARSE_FUNC); + + bc_lex_next(&p->l); + } + else if (BC_ERR(t == BC_TYPE_REF)) + bc_parse_verr(p, BC_ERROR_PARSE_REF_VAR, p->buf.v); + + comma = (p->l.t == BC_LEX_COMMA); + if (comma) { + bc_lex_next(&p->l); + } + + bc_func_insert(p->func, p->prog, p->buf.v, t, p->l.line); + } + + if (BC_ERR(comma)) bc_parse_err(p, BC_ERROR_PARSE_FUNC); + + flags = BC_PARSE_FLAG_FUNC | BC_PARSE_FLAG_FUNC_INNER; + bc_parse_startBody(p, flags); + + bc_lex_next(&p->l); + + if (p->l.t != BC_LEX_LBRACE) bc_parse_err(p, BC_ERROR_POSIX_BRACE); +} + +static void bc_parse_auto(BcParse *p) { + + bool comma, one; + + if (BC_ERR(!p->auto_part)) bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + bc_lex_next(&p->l); + + p->auto_part = comma = false; + one = p->l.t == BC_LEX_NAME; + + while (p->l.t == BC_LEX_NAME) { + + BcType t; + + bc_vec_string(&p->buf, p->l.str.len - 1, p->l.str.v); + + bc_lex_next(&p->l); + + if (p->l.t == BC_LEX_LBRACKET) { + + t = BC_TYPE_ARRAY; + + bc_lex_next(&p->l); + + if (BC_ERR(p->l.t != BC_LEX_RBRACKET)) + bc_parse_err(p, BC_ERROR_PARSE_FUNC); + + bc_lex_next(&p->l); + } + else t = BC_TYPE_VAR; + + comma = (p->l.t == BC_LEX_COMMA); + if (comma) bc_lex_next(&p->l); + + bc_func_insert(p->func, p->prog, p->buf.v, t, p->l.line); + } + + if (BC_ERR(comma)) bc_parse_err(p, BC_ERROR_PARSE_FUNC); + if (BC_ERR(!one)) bc_parse_err(p, BC_ERROR_PARSE_NO_AUTO); + if (BC_ERR(!bc_parse_isDelimiter(p))) + bc_parse_err(p, BC_ERROR_PARSE_TOKEN); +} + +static void bc_parse_body(BcParse *p, bool brace) { + + uint16_t *flag_ptr = BC_PARSE_TOP_FLAG_PTR(p); + + assert(flag_ptr != NULL); + assert(p->flags.len >= 2); + + *flag_ptr &= ~(BC_PARSE_FLAG_BODY); + + if (*flag_ptr & BC_PARSE_FLAG_FUNC_INNER) { + + if (BC_ERR(!brace)) bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + + p->auto_part = (p->l.t != BC_LEX_KW_AUTO); + + if (!p->auto_part) { + + // Make sure this is true to not get a parse error. + p->auto_part = true; + + bc_parse_auto(p); + } + + if (p->l.t == BC_LEX_NLINE) bc_lex_next(&p->l); + } + else { + + size_t len = p->flags.len; + + assert(*flag_ptr); + + bc_parse_stmt(p); + + if (!brace && !BC_PARSE_BODY(p) && len <= p->flags.len) + bc_parse_endBody(p, false); + } +} + +static void bc_parse_stmt(BcParse *p) { + + size_t len; + uint16_t flags; + BcLexType type = p->l.t; + + if (type == BC_LEX_NLINE) { + bc_lex_next(&p->l); + return; + } + if (type == BC_LEX_KW_AUTO) { + bc_parse_auto(p); + return; + } + + p->auto_part = false; + + if (type != BC_LEX_KW_ELSE) { + + if (BC_PARSE_IF_END(p)) { + bc_parse_noElse(p); + if (p->flags.len > 1 && !BC_PARSE_BRACE(p)) + bc_parse_endBody(p, false); + return; + } + else if (type == BC_LEX_LBRACE) { + + if (!BC_PARSE_BODY(p)) { + bc_parse_startBody(p, BC_PARSE_FLAG_BRACE); + bc_lex_next(&p->l); + } + else { + *(BC_PARSE_TOP_FLAG_PTR(p)) |= BC_PARSE_FLAG_BRACE; + bc_lex_next(&p->l); + bc_parse_body(p, true); + } + + return; + } + else if (BC_PARSE_BODY(p) && !BC_PARSE_BRACE(p)) { + bc_parse_body(p, false); + return; + } + } + + len = p->flags.len; + flags = BC_PARSE_TOP_FLAG(p); + + switch (type) { + + case BC_LEX_OP_INC: + case BC_LEX_OP_DEC: + case BC_LEX_OP_MINUS: + case BC_LEX_OP_BOOL_NOT: + case BC_LEX_LPAREN: + case BC_LEX_NAME: + case BC_LEX_NUMBER: + case BC_LEX_KW_IBASE: + case BC_LEX_KW_LAST: + case BC_LEX_KW_LENGTH: + case BC_LEX_KW_OBASE: + case BC_LEX_KW_SCALE: +#if BC_ENABLE_EXTRA_MATH + case BC_LEX_KW_SEED: +#endif // BC_ENABLE_EXTRA_MATH + case BC_LEX_KW_SQRT: + case BC_LEX_KW_ABS: +#if BC_ENABLE_EXTRA_MATH + case BC_LEX_KW_IRAND: +#endif // BC_ENABLE_EXTRA_MATH + case BC_LEX_KW_READ: +#if BC_ENABLE_EXTRA_MATH + case BC_LEX_KW_RAND: +#endif // BC_ENABLE_EXTRA_MATH + case BC_LEX_KW_MAXIBASE: + case BC_LEX_KW_MAXOBASE: + case BC_LEX_KW_MAXSCALE: +#if BC_ENABLE_EXTRA_MATH + case BC_LEX_KW_MAXRAND: +#endif // BC_ENABLE_EXTRA_MATH + { + bc_parse_expr_status(p, BC_PARSE_PRINT, bc_parse_next_expr); + break; + } + + case BC_LEX_KW_ELSE: + { + bc_parse_else(p); + break; + } + + case BC_LEX_SCOLON: + { + // Do nothing. + break; + } + + case BC_LEX_RBRACE: + { + bc_parse_endBody(p, true); + break; + } + + case BC_LEX_STR: + { + bc_parse_str(p, BC_INST_PRINT_STR); + break; + } + + case BC_LEX_KW_BREAK: + case BC_LEX_KW_CONTINUE: + { + bc_parse_loopExit(p, p->l.t); + break; + } + + case BC_LEX_KW_FOR: + { + bc_parse_for(p); + break; + } + + case BC_LEX_KW_HALT: + { + bc_parse_push(p, BC_INST_HALT); + bc_lex_next(&p->l); + break; + } + + case BC_LEX_KW_IF: + { + bc_parse_if(p); + break; + } + + case BC_LEX_KW_LIMITS: + { + bc_vm_printf("BC_LONG_BIT = %lu\n", (ulong) BC_LONG_BIT); + bc_vm_printf("BC_BASE_DIGS = %lu\n", (ulong) BC_BASE_DIGS); + bc_vm_printf("BC_BASE_POW = %lu\n", (ulong) BC_BASE_POW); + bc_vm_printf("BC_OVERFLOW_MAX = %lu\n", (ulong) BC_NUM_BIGDIG_MAX); + bc_vm_printf("\n"); + bc_vm_printf("BC_BASE_MAX = %lu\n", BC_MAX_OBASE); + bc_vm_printf("BC_DIM_MAX = %lu\n", BC_MAX_DIM); + bc_vm_printf("BC_SCALE_MAX = %lu\n", BC_MAX_SCALE); + bc_vm_printf("BC_STRING_MAX = %lu\n", BC_MAX_STRING); + bc_vm_printf("BC_NAME_MAX = %lu\n", BC_MAX_NAME); + bc_vm_printf("BC_NUM_MAX = %lu\n", BC_MAX_NUM); +#if BC_ENABLE_EXTRA_MATH + bc_vm_printf("BC_RAND_MAX = %lu\n", BC_MAX_RAND); +#endif // BC_ENABLE_EXTRA_MATH + bc_vm_printf("MAX Exponent = %lu\n", BC_MAX_EXP); + bc_vm_printf("Number of vars = %lu\n", BC_MAX_VARS); + + bc_lex_next(&p->l); + + break; + } + + case BC_LEX_KW_PRINT: + { + bc_parse_print(p); + break; + } + + case BC_LEX_KW_QUIT: + { + // Quit is a compile-time command. We don't exit directly, + // so the vm can clean up. Limits do the same thing. + vm.status = BC_STATUS_QUIT; + BC_VM_JMP; + break; + } + + case BC_LEX_KW_RETURN: + { + bc_parse_return(p); + break; + } + + case BC_LEX_KW_WHILE: + { + bc_parse_while(p); + break; + } + + default: + { + bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + } + } + + if (len == p->flags.len && flags == BC_PARSE_TOP_FLAG(p)) { + if (BC_ERR(!bc_parse_isDelimiter(p))) + bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + } + + // Make sure semicolons are eaten. + while (p->l.t == BC_LEX_SCOLON) bc_lex_next(&p->l); +} + +void bc_parse_parse(BcParse *p) { + + assert(p); + + BC_SETJMP(exit); + + if (BC_ERR(p->l.t == BC_LEX_EOF)) bc_parse_err(p, BC_ERROR_PARSE_EOF); + else if (p->l.t == BC_LEX_KW_DEFINE) { + if (BC_ERR(BC_PARSE_NO_EXEC(p))) + bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + bc_parse_func(p); + } + else bc_parse_stmt(p); + +exit: + BC_SIG_MAYLOCK; + if (BC_ERR((vm.status && vm.status != BC_STATUS_QUIT))) bc_parse_reset(p); + BC_LONGJMP_CONT; +} + +static BcParseStatus bc_parse_expr_err(BcParse *p, uint8_t flags, + BcParseNext next) +{ + BcInst prev = BC_INST_PRINT; + uchar inst = BC_INST_INVALID; + BcLexType top, t = p->l.t; + size_t nexprs = 0, ops_bgn = p->ops.len; + uint32_t i, nparens, nrelops; + bool pfirst, rprn, done, get_token, assign, bin_last, incdec, can_assign; + + assert(!(flags & BC_PARSE_PRINT) || !(flags & BC_PARSE_NEEDVAL)); + + pfirst = (p->l.t == BC_LEX_LPAREN); + nparens = nrelops = 0; + rprn = done = get_token = assign = incdec = can_assign = false; + bin_last = true; + + // We want to eat newlines if newlines are not a valid ending token. + // This is for spacing in things like for loop headers. + if (!(flags & BC_PARSE_NOREAD)) { + while ((t = p->l.t) == BC_LEX_NLINE) bc_lex_next(&p->l); + } + + for (; !done && BC_PARSE_EXPR(t); t = p->l.t) + { + switch (t) { + + case BC_LEX_OP_INC: + case BC_LEX_OP_DEC: + { + if (BC_ERR(incdec)) bc_parse_err(p, BC_ERROR_PARSE_ASSIGN); + bc_parse_incdec(p, &prev, &can_assign, &nexprs, flags); + rprn = get_token = bin_last = false; + incdec = true; + flags &= ~(BC_PARSE_ARRAY); + break; + } + +#if BC_ENABLE_EXTRA_MATH + case BC_LEX_OP_TRUNC: + { + if (BC_ERR(!BC_PARSE_LEAF(prev, bin_last, rprn))) + bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + + // I can just add the instruction because + // negative will already be taken care of. + bc_parse_push(p, BC_INST_TRUNC); + rprn = can_assign = false; + get_token = true; + flags &= ~(BC_PARSE_ARRAY); + break; + } +#endif // BC_ENABLE_EXTRA_MATH + + case BC_LEX_OP_MINUS: + { + bc_parse_minus(p, &prev, ops_bgn, rprn, bin_last, &nexprs); + rprn = get_token = can_assign = false; + bin_last = (prev == BC_INST_MINUS); + if (bin_last) incdec = false; + flags &= ~(BC_PARSE_ARRAY); + break; + } + + case BC_LEX_OP_ASSIGN_POWER: + case BC_LEX_OP_ASSIGN_MULTIPLY: + case BC_LEX_OP_ASSIGN_DIVIDE: + case BC_LEX_OP_ASSIGN_MODULUS: + case BC_LEX_OP_ASSIGN_PLUS: + case BC_LEX_OP_ASSIGN_MINUS: +#if BC_ENABLE_EXTRA_MATH + case BC_LEX_OP_ASSIGN_PLACES: + case BC_LEX_OP_ASSIGN_LSHIFT: + case BC_LEX_OP_ASSIGN_RSHIFT: +#endif // BC_ENABLE_EXTRA_MATH + case BC_LEX_OP_ASSIGN: + { + if (!BC_PARSE_INST_VAR(prev)) + bc_parse_err(p, BC_ERROR_PARSE_ASSIGN); + } + // Fallthrough. + case BC_LEX_OP_POWER: + case BC_LEX_OP_MULTIPLY: + case BC_LEX_OP_DIVIDE: + case BC_LEX_OP_MODULUS: + case BC_LEX_OP_PLUS: +#if BC_ENABLE_EXTRA_MATH + case BC_LEX_OP_PLACES: + case BC_LEX_OP_LSHIFT: + case BC_LEX_OP_RSHIFT: +#endif // BC_ENABLE_EXTRA_MATH + case BC_LEX_OP_REL_EQ: + case BC_LEX_OP_REL_LE: + case BC_LEX_OP_REL_GE: + case BC_LEX_OP_REL_NE: + case BC_LEX_OP_REL_LT: + case BC_LEX_OP_REL_GT: + case BC_LEX_OP_BOOL_NOT: + case BC_LEX_OP_BOOL_OR: + case BC_LEX_OP_BOOL_AND: + { + if (BC_PARSE_OP_PREFIX(t)) { + if (BC_ERR(!bin_last && !BC_PARSE_OP_PREFIX(p->l.last))) + bc_parse_err(p, BC_ERROR_PARSE_EXPR); + } + else if (BC_ERR(BC_PARSE_PREV_PREFIX(prev) || bin_last)) + bc_parse_err(p, BC_ERROR_PARSE_EXPR); + + nrelops += (t >= BC_LEX_OP_REL_EQ && t <= BC_LEX_OP_REL_GT); + prev = BC_PARSE_TOKEN_INST(t); + bc_parse_operator(p, t, ops_bgn, &nexprs); + rprn = incdec = can_assign = false; + get_token = true; + bin_last = !BC_PARSE_OP_PREFIX(t); + flags &= ~(BC_PARSE_ARRAY); + + break; + } + + case BC_LEX_LPAREN: + { + if (BC_ERR(BC_PARSE_LEAF(prev, bin_last, rprn))) + bc_parse_err(p, BC_ERROR_PARSE_EXPR); + + nparens += 1; + rprn = incdec = can_assign = false; + get_token = true; + bc_vec_push(&p->ops, &t); + + break; + } + + case BC_LEX_RPAREN: + { + // This needs to be a status. The error + // is handled in bc_parse_expr_status(). + if (BC_ERR(p->l.last == BC_LEX_LPAREN)) + return BC_PARSE_STATUS_EMPTY_EXPR; + + if (BC_ERR(bin_last || BC_PARSE_PREV_PREFIX(prev))) + bc_parse_err(p, BC_ERROR_PARSE_EXPR); + + if (!nparens) { + done = true; + get_token = false; + break; + } + + nparens -= 1; + rprn = true; + get_token = bin_last = incdec = false; + + bc_parse_rightParen(p, &nexprs); + + break; + } + + case BC_LEX_NAME: + { + if (BC_ERR(BC_PARSE_LEAF(prev, bin_last, rprn))) + bc_parse_err(p, BC_ERROR_PARSE_EXPR); + + get_token = bin_last = false; + bc_parse_name(p, &prev, &can_assign, + flags & ~BC_PARSE_NOCALL); + rprn = (prev == BC_INST_CALL); + nexprs += 1; + flags &= ~(BC_PARSE_ARRAY); + + break; + } + + case BC_LEX_NUMBER: + { + if (BC_ERR(BC_PARSE_LEAF(prev, bin_last, rprn))) + bc_parse_err(p, BC_ERROR_PARSE_EXPR); + + bc_parse_number(p); + nexprs += 1; + prev = BC_INST_NUM; + get_token = true; + rprn = bin_last = can_assign = false; + flags &= ~(BC_PARSE_ARRAY); + + break; + } + + case BC_LEX_KW_IBASE: + case BC_LEX_KW_LAST: + case BC_LEX_KW_OBASE: +#if BC_ENABLE_EXTRA_MATH + case BC_LEX_KW_SEED: +#endif // BC_ENABLE_EXTRA_MATH + { + if (BC_ERR(BC_PARSE_LEAF(prev, bin_last, rprn))) + bc_parse_err(p, BC_ERROR_PARSE_EXPR); + + prev = t - BC_LEX_KW_LAST + BC_INST_LAST; + bc_parse_push(p, prev); + + get_token = can_assign = true; + rprn = bin_last = false; + nexprs += 1; + flags &= ~(BC_PARSE_ARRAY); + + break; + } + + case BC_LEX_KW_LENGTH: + case BC_LEX_KW_SQRT: + case BC_LEX_KW_ABS: +#if BC_ENABLE_EXTRA_MATH + case BC_LEX_KW_IRAND: +#endif // BC_ENABLE_EXTRA_MATH + { + if (BC_ERR(BC_PARSE_LEAF(prev, bin_last, rprn))) + bc_parse_err(p, BC_ERROR_PARSE_EXPR); + + bc_parse_builtin(p, t, flags, &prev); + rprn = get_token = bin_last = incdec = can_assign = false; + nexprs += 1; + flags &= ~(BC_PARSE_ARRAY); + + break; + } + + case BC_LEX_KW_READ: +#if BC_ENABLE_EXTRA_MATH + case BC_LEX_KW_RAND: +#endif // BC_ENABLE_EXTRA_MATH + case BC_LEX_KW_MAXIBASE: + case BC_LEX_KW_MAXOBASE: + case BC_LEX_KW_MAXSCALE: +#if BC_ENABLE_EXTRA_MATH + case BC_LEX_KW_MAXRAND: +#endif // BC_ENABLE_EXTRA_MATH + { + if (BC_ERR(BC_PARSE_LEAF(prev, bin_last, rprn))) + bc_parse_err(p, BC_ERROR_PARSE_EXPR); + else if (t == BC_LEX_KW_READ && BC_ERR(flags & BC_PARSE_NOREAD)) + bc_parse_err(p, BC_ERROR_EXEC_REC_READ); + else { + prev = t - BC_LEX_KW_READ + BC_INST_READ; + bc_parse_noArgBuiltin(p, prev); + } + + rprn = get_token = bin_last = incdec = can_assign = false; + nexprs += 1; + flags &= ~(BC_PARSE_ARRAY); + + break; + } + + case BC_LEX_KW_SCALE: + { + if (BC_ERR(BC_PARSE_LEAF(prev, bin_last, rprn))) + bc_parse_err(p, BC_ERROR_PARSE_EXPR); + + bc_parse_scale(p, &prev, &can_assign, flags); + rprn = get_token = bin_last = false; + nexprs += 1; + flags &= ~(BC_PARSE_ARRAY); + + break; + } + + default: + { +#ifndef NDEBUG + bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + break; +#endif // NDEBUG + } + } + + if (get_token) bc_lex_next(&p->l); + } + + while (p->ops.len > ops_bgn) { + + top = BC_PARSE_TOP_OP(p); + assign = top >= BC_LEX_OP_ASSIGN_POWER && top <= BC_LEX_OP_ASSIGN; + + if (BC_ERR(top == BC_LEX_LPAREN || top == BC_LEX_RPAREN)) + bc_parse_err(p, BC_ERROR_PARSE_EXPR); + + bc_parse_push(p, BC_PARSE_TOKEN_INST(top)); + + nexprs -= !BC_PARSE_OP_PREFIX(top); + bc_vec_pop(&p->ops); + } + + if (BC_ERR(nexprs != 1)) bc_parse_err(p, BC_ERROR_PARSE_EXPR); + + for (i = 0; i < next.len && t != next.tokens[i]; ++i); + if (BC_ERR(i == next.len && !bc_parse_isDelimiter(p))) + bc_parse_err(p, BC_ERROR_PARSE_EXPR); + + if (!(flags & BC_PARSE_REL) && nrelops) + bc_parse_err(p, BC_ERROR_POSIX_REL_POS); + else if ((flags & BC_PARSE_REL) && nrelops > 1) + bc_parse_err(p, BC_ERROR_POSIX_MULTIREL); + + if (!(flags & BC_PARSE_NEEDVAL) && !pfirst) { + + if (assign) { + inst = *((uchar*) bc_vec_top(&p->func->code)); + inst += (BC_INST_ASSIGN_POWER_NO_VAL - BC_INST_ASSIGN_POWER); + incdec = false; + } + else if (incdec && !(flags & BC_PARSE_PRINT)) { + inst = *((uchar*) bc_vec_top(&p->func->code)); + incdec = (inst <= BC_INST_DEC); + inst = BC_INST_ASSIGN_PLUS_NO_VAL + (inst != BC_INST_INC && + inst != BC_INST_ASSIGN_PLUS); + } + + if (inst >= BC_INST_ASSIGN_PLUS_NO_VAL && inst <= BC_INST_ASSIGN_NO_VAL) + { + bc_vec_pop(&p->func->code); + if (incdec) bc_parse_push(p, BC_INST_ONE); + bc_parse_push(p, inst); + } + } + + if ((flags & BC_PARSE_PRINT)) { + if (pfirst || !assign) bc_parse_push(p, BC_INST_PRINT); + } + else if (!(flags & BC_PARSE_NEEDVAL) && + (inst < BC_INST_ASSIGN_POWER_NO_VAL || + inst > BC_INST_ASSIGN_NO_VAL)) + { + bc_parse_push(p, BC_INST_POP); + } + + // We want to eat newlines if newlines are not a valid ending token. + // This is for spacing in things like for loop headers. + for (incdec = true, i = 0; i < next.len && incdec; ++i) + incdec = (next.tokens[i] != BC_LEX_NLINE); + if (incdec) { + while (p->l.t == BC_LEX_NLINE) bc_lex_next(&p->l); + } + + return BC_PARSE_STATUS_SUCCESS; +} + +void bc_parse_expr_status(BcParse *p, uint8_t flags, BcParseNext next) { + + BcParseStatus s = bc_parse_expr_err(p, flags, next); + + if (BC_ERR(s == BC_PARSE_STATUS_EMPTY_EXPR)) + bc_parse_err(p, BC_ERROR_PARSE_EMPTY_EXPR); +} + +void bc_parse_expr(BcParse *p, uint8_t flags) { + assert(p); + bc_parse_expr_status(p, flags, bc_parse_next_read); +} +#endif // BC_ENABLED diff --git a/src/data.c b/src/data.c new file mode 100644 index 000000000000..3dae13763470 --- /dev/null +++ b/src/data.c @@ -0,0 +1,995 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * Constant data for bc. + * + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#if BC_ENABLED +const char bc_sig_msg[] = "\ninterrupt (type \"quit\" to exit)\n"; +const uchar bc_sig_msg_len = (uchar) (sizeof(bc_sig_msg) - 1); +#endif // BC_ENABLED +#if DC_ENABLED +const char dc_sig_msg[] = "\ninterrupt (type \"q\" to exit)\n"; +const uchar dc_sig_msg_len = (uchar) (sizeof(dc_sig_msg) - 1); +#endif // DC_ENABLED + +const char bc_copyright[] = + "Copyright (c) 2018-2020 Gavin D. Howard and contributors\n" + "Report bugs at: https://git.yzena.com/gavin/bc\n\n" + "This is free software with ABSOLUTELY NO WARRANTY.\n"; + +const char* const bc_err_func_header = "Function:"; +const char* const bc_err_line = ":%zu"; + +const char *bc_errs[] = { + "Math error:", + "Parse error:", + "Runtime error:", + "Fatal error:", +#if BC_ENABLED + "Warning:", +#endif // BC_ENABLED +}; + +const uchar bc_err_ids[] = { + + BC_ERR_IDX_MATH, BC_ERR_IDX_MATH, BC_ERR_IDX_MATH, BC_ERR_IDX_MATH, + + BC_ERR_IDX_FATAL, BC_ERR_IDX_FATAL, BC_ERR_IDX_FATAL, BC_ERR_IDX_FATAL, + BC_ERR_IDX_FATAL, BC_ERR_IDX_FATAL, BC_ERR_IDX_FATAL, BC_ERR_IDX_FATAL, + + BC_ERR_IDX_EXEC, BC_ERR_IDX_EXEC, BC_ERR_IDX_EXEC, BC_ERR_IDX_EXEC, + BC_ERR_IDX_EXEC, BC_ERR_IDX_EXEC, BC_ERR_IDX_EXEC, BC_ERR_IDX_EXEC, + BC_ERR_IDX_EXEC, BC_ERR_IDX_EXEC, + + BC_ERR_IDX_PARSE, BC_ERR_IDX_PARSE, BC_ERR_IDX_PARSE, BC_ERR_IDX_PARSE, + BC_ERR_IDX_PARSE, +#if BC_ENABLED + BC_ERR_IDX_PARSE, BC_ERR_IDX_PARSE, BC_ERR_IDX_PARSE, BC_ERR_IDX_PARSE, + BC_ERR_IDX_PARSE, BC_ERR_IDX_PARSE, BC_ERR_IDX_PARSE, BC_ERR_IDX_PARSE, + BC_ERR_IDX_PARSE, BC_ERR_IDX_PARSE, + + BC_ERR_IDX_PARSE, BC_ERR_IDX_PARSE, BC_ERR_IDX_PARSE, BC_ERR_IDX_PARSE, + BC_ERR_IDX_PARSE, BC_ERR_IDX_PARSE, BC_ERR_IDX_PARSE, BC_ERR_IDX_PARSE, + BC_ERR_IDX_PARSE, BC_ERR_IDX_PARSE, BC_ERR_IDX_PARSE, BC_ERR_IDX_PARSE, + BC_ERR_IDX_PARSE, +#endif // BC_ENABLED + +}; + +const char* const bc_err_msgs[] = { + + "negative number", + "non-integer number", + "overflow: number cannot fit", + "divide by 0", + + "memory allocation failed", + "I/O error", + "cannot open file: %s", + "file is not ASCII: %s", + "path is a directory: %s", + "bad command-line option: \"%s\"", + "option requires an argument: '%c' (\"%s\")", + "option takes no arguments: '%c' (\"%s\")", + + "bad ibase: must be [%lu, %lu]", + "bad obase: must be [%lu, %lu]", + "bad scale: must be [%lu, %lu]", + "bad read() expression", + "read() call inside of a read() call", + "variable or array element is the wrong type", +#if DC_ENABLED + "stack has too few elements", +#else // DC_ENABLED + NULL, +#endif // DC_ENABLED +#if BC_ENABLED + "wrong number of parameters; need %zu, have %zu", + "undefined function: %s()", + "cannot use a void value in an expression", +#else + NULL, NULL, NULL, +#endif // BC_ENABLED + + "end of file", + "bad character '%c'", + "string end cannot be found", + "comment end cannot be found", + "bad token", +#if BC_ENABLED + "bad expression", + "empty expression", + "bad print statement", + "bad function definition", + "bad assignment: left side must be scale, ibase, " + "obase, seed, last, var, or array element", + "no auto variable found", + "function parameter or auto \"%s%s\" already exists", + "block end cannot be found", + "cannot return a value from void function: %s()", + "var cannot be a reference: %s", + + "POSIX does not allow names longer than 1 character: %s", + "POSIX does not allow '#' script comments", + "POSIX does not allow the following keyword: %s", + "POSIX does not allow a period ('.') as a shortcut for the last result", + "POSIX requires parentheses around return expressions", + "POSIX does not allow the following operator: %s", + "POSIX does not allow comparison operators outside if statements or loops", + "POSIX requires 0 or 1 comparison operators per condition", + "POSIX requires all 3 parts of a for loop to be non-empty", +#if BC_ENABLE_EXTRA_MATH + "POSIX does not allow exponential notation", +#else + NULL, +#endif // BC_ENABLE_EXTRA_MATH + "POSIX does not allow array references as function parameters", + "POSIX does not allow void functions", + "POSIX requires the left brace be on the same line as the function header", +#endif // BC_ENABLED + +}; + +#if BC_ENABLE_HISTORY +const char *bc_history_bad_terms[] = { "dumb", "cons25", "emacs", NULL }; + +const char bc_history_tab[] = " "; +const size_t bc_history_tab_len = sizeof(bc_history_tab) - 1; + +// These are listed in ascending order for efficiency. +const uint32_t bc_history_wchars[][2] = { + { 0x1100, 0x115F }, + { 0x231A, 0x231B }, + { 0x2329, 0x232A }, + { 0x23E9, 0x23EC }, + { 0x23F0, 0x23F0 }, + { 0x23F3, 0x23F3 }, + { 0x25FD, 0x25FE }, + { 0x2614, 0x2615 }, + { 0x2648, 0x2653 }, + { 0x267F, 0x267F }, + { 0x2693, 0x2693 }, + { 0x26A1, 0x26A1 }, + { 0x26AA, 0x26AB }, + { 0x26BD, 0x26BE }, + { 0x26C4, 0x26C5 }, + { 0x26CE, 0x26CE }, + { 0x26D4, 0x26D4 }, + { 0x26EA, 0x26EA }, + { 0x26F2, 0x26F3 }, + { 0x26F5, 0x26F5 }, + { 0x26FA, 0x26FA }, + { 0x26FD, 0x26FD }, + { 0x2705, 0x2705 }, + { 0x270A, 0x270B }, + { 0x2728, 0x2728 }, + { 0x274C, 0x274C }, + { 0x274E, 0x274E }, + { 0x2753, 0x2755 }, + { 0x2757, 0x2757 }, + { 0x2795, 0x2797 }, + { 0x27B0, 0x27B0 }, + { 0x27BF, 0x27BF }, + { 0x2B1B, 0x2B1C }, + { 0x2B50, 0x2B50 }, + { 0x2B55, 0x2B55 }, + { 0x2E80, 0x2E99 }, + { 0x2E9B, 0x2EF3 }, + { 0x2F00, 0x2FD5 }, + { 0x2FF0, 0x2FFB }, + { 0x3001, 0x303E }, + { 0x3041, 0x3096 }, + { 0x3099, 0x30FF }, + { 0x3105, 0x312D }, + { 0x3131, 0x318E }, + { 0x3190, 0x31BA }, + { 0x31C0, 0x31E3 }, + { 0x31F0, 0x321E }, + { 0x3220, 0x3247 }, + { 0x3250, 0x32FE }, + { 0x3300, 0x4DBF }, + { 0x4E00, 0xA48C }, + { 0xA490, 0xA4C6 }, + { 0xA960, 0xA97C }, + { 0xAC00, 0xD7A3 }, + { 0xF900, 0xFAFF }, + { 0xFE10, 0xFE19 }, + { 0xFE30, 0xFE52 }, + { 0xFE54, 0xFE66 }, + { 0xFE68, 0xFE6B }, + { 0x16FE0, 0x16FE0 }, + { 0x17000, 0x187EC }, + { 0x18800, 0x18AF2 }, + { 0x1B000, 0x1B001 }, + { 0x1F004, 0x1F004 }, + { 0x1F0CF, 0x1F0CF }, + { 0x1F18E, 0x1F18E }, + { 0x1F191, 0x1F19A }, + { 0x1F200, 0x1F202 }, + { 0x1F210, 0x1F23B }, + { 0x1F240, 0x1F248 }, + { 0x1F250, 0x1F251 }, + { 0x1F300, 0x1F320 }, + { 0x1F32D, 0x1F335 }, + { 0x1F337, 0x1F37C }, + { 0x1F37E, 0x1F393 }, + { 0x1F3A0, 0x1F3CA }, + { 0x1F3CF, 0x1F3D3 }, + { 0x1F3E0, 0x1F3F0 }, + { 0x1F3F4, 0x1F3F4 }, + { 0x1F3F8, 0x1F43E }, + { 0x1F440, 0x1F440 }, + { 0x1F442, 0x1F4FC }, + { 0x1F4FF, 0x1F53D }, + { 0x1F54B, 0x1F54E }, + { 0x1F550, 0x1F567 }, + { 0x1F57A, 0x1F57A }, + { 0x1F595, 0x1F596 }, + { 0x1F5A4, 0x1F5A4 }, + { 0x1F5FB, 0x1F64F }, + { 0x1F680, 0x1F6C5 }, + { 0x1F6CC, 0x1F6CC }, + { 0x1F6D0, 0x1F6D2 }, + { 0x1F6EB, 0x1F6EC }, + { 0x1F6F4, 0x1F6F6 }, + { 0x1F910, 0x1F91E }, + { 0x1F920, 0x1F927 }, + { 0x1F930, 0x1F930 }, + { 0x1F933, 0x1F93E }, + { 0x1F940, 0x1F94B }, + { 0x1F950, 0x1F95E }, + { 0x1F980, 0x1F991 }, + { 0x1F9C0, 0x1F9C0 }, + { 0x20000, 0x2FFFD }, + { 0x30000, 0x3FFFD }, +}; + +const size_t bc_history_wchars_len = + sizeof(bc_history_wchars) / sizeof(bc_history_wchars[0]); + +// These are listed in ascending order for efficiency. +const uint32_t bc_history_combo_chars[] = { + 0x0300,0x0301,0x0302,0x0303,0x0304,0x0305,0x0306,0x0307, + 0x0308,0x0309,0x030A,0x030B,0x030C,0x030D,0x030E,0x030F, + 0x0310,0x0311,0x0312,0x0313,0x0314,0x0315,0x0316,0x0317, + 0x0318,0x0319,0x031A,0x031B,0x031C,0x031D,0x031E,0x031F, + 0x0320,0x0321,0x0322,0x0323,0x0324,0x0325,0x0326,0x0327, + 0x0328,0x0329,0x032A,0x032B,0x032C,0x032D,0x032E,0x032F, + 0x0330,0x0331,0x0332,0x0333,0x0334,0x0335,0x0336,0x0337, + 0x0338,0x0339,0x033A,0x033B,0x033C,0x033D,0x033E,0x033F, + 0x0340,0x0341,0x0342,0x0343,0x0344,0x0345,0x0346,0x0347, + 0x0348,0x0349,0x034A,0x034B,0x034C,0x034D,0x034E,0x034F, + 0x0350,0x0351,0x0352,0x0353,0x0354,0x0355,0x0356,0x0357, + 0x0358,0x0359,0x035A,0x035B,0x035C,0x035D,0x035E,0x035F, + 0x0360,0x0361,0x0362,0x0363,0x0364,0x0365,0x0366,0x0367, + 0x0368,0x0369,0x036A,0x036B,0x036C,0x036D,0x036E,0x036F, + 0x0483,0x0484,0x0485,0x0486,0x0487,0x0591,0x0592,0x0593, + 0x0594,0x0595,0x0596,0x0597,0x0598,0x0599,0x059A,0x059B, + 0x059C,0x059D,0x059E,0x059F,0x05A0,0x05A1,0x05A2,0x05A3, + 0x05A4,0x05A5,0x05A6,0x05A7,0x05A8,0x05A9,0x05AA,0x05AB, + 0x05AC,0x05AD,0x05AE,0x05AF,0x05B0,0x05B1,0x05B2,0x05B3, + 0x05B4,0x05B5,0x05B6,0x05B7,0x05B8,0x05B9,0x05BA,0x05BB, + 0x05BC,0x05BD,0x05BF,0x05C1,0x05C2,0x05C4,0x05C5,0x05C7, + 0x0610,0x0611,0x0612,0x0613,0x0614,0x0615,0x0616,0x0617, + 0x0618,0x0619,0x061A,0x064B,0x064C,0x064D,0x064E,0x064F, + 0x0650,0x0651,0x0652,0x0653,0x0654,0x0655,0x0656,0x0657, + 0x0658,0x0659,0x065A,0x065B,0x065C,0x065D,0x065E,0x065F, + 0x0670,0x06D6,0x06D7,0x06D8,0x06D9,0x06DA,0x06DB,0x06DC, + 0x06DF,0x06E0,0x06E1,0x06E2,0x06E3,0x06E4,0x06E7,0x06E8, + 0x06EA,0x06EB,0x06EC,0x06ED,0x0711,0x0730,0x0731,0x0732, + 0x0733,0x0734,0x0735,0x0736,0x0737,0x0738,0x0739,0x073A, + 0x073B,0x073C,0x073D,0x073E,0x073F,0x0740,0x0741,0x0742, + 0x0743,0x0744,0x0745,0x0746,0x0747,0x0748,0x0749,0x074A, + 0x07A6,0x07A7,0x07A8,0x07A9,0x07AA,0x07AB,0x07AC,0x07AD, + 0x07AE,0x07AF,0x07B0,0x07EB,0x07EC,0x07ED,0x07EE,0x07EF, + 0x07F0,0x07F1,0x07F2,0x07F3,0x0816,0x0817,0x0818,0x0819, + 0x081B,0x081C,0x081D,0x081E,0x081F,0x0820,0x0821,0x0822, + 0x0823,0x0825,0x0826,0x0827,0x0829,0x082A,0x082B,0x082C, + 0x082D,0x0859,0x085A,0x085B,0x08D4,0x08D5,0x08D6,0x08D7, + 0x08D8,0x08D9,0x08DA,0x08DB,0x08DC,0x08DD,0x08DE,0x08DF, + 0x08E0,0x08E1,0x08E3,0x08E4,0x08E5,0x08E6,0x08E7,0x08E8, + 0x08E9,0x08EA,0x08EB,0x08EC,0x08ED,0x08EE,0x08EF,0x08F0, + 0x08F1,0x08F2,0x08F3,0x08F4,0x08F5,0x08F6,0x08F7,0x08F8, + 0x08F9,0x08FA,0x08FB,0x08FC,0x08FD,0x08FE,0x08FF,0x0900, + 0x0901,0x0902,0x093A,0x093C,0x0941,0x0942,0x0943,0x0944, + 0x0945,0x0946,0x0947,0x0948,0x094D,0x0951,0x0952,0x0953, + 0x0954,0x0955,0x0956,0x0957,0x0962,0x0963,0x0981,0x09BC, + 0x09C1,0x09C2,0x09C3,0x09C4,0x09CD,0x09E2,0x09E3,0x0A01, + 0x0A02,0x0A3C,0x0A41,0x0A42,0x0A47,0x0A48,0x0A4B,0x0A4C, + 0x0A4D,0x0A51,0x0A70,0x0A71,0x0A75,0x0A81,0x0A82,0x0ABC, + 0x0AC1,0x0AC2,0x0AC3,0x0AC4,0x0AC5,0x0AC7,0x0AC8,0x0ACD, + 0x0AE2,0x0AE3,0x0B01,0x0B3C,0x0B3F,0x0B41,0x0B42,0x0B43, + 0x0B44,0x0B4D,0x0B56,0x0B62,0x0B63,0x0B82,0x0BC0,0x0BCD, + 0x0C00,0x0C3E,0x0C3F,0x0C40,0x0C46,0x0C47,0x0C48,0x0C4A, + 0x0C4B,0x0C4C,0x0C4D,0x0C55,0x0C56,0x0C62,0x0C63,0x0C81, + 0x0CBC,0x0CBF,0x0CC6,0x0CCC,0x0CCD,0x0CE2,0x0CE3,0x0D01, + 0x0D41,0x0D42,0x0D43,0x0D44,0x0D4D,0x0D62,0x0D63,0x0DCA, + 0x0DD2,0x0DD3,0x0DD4,0x0DD6,0x0E31,0x0E34,0x0E35,0x0E36, + 0x0E37,0x0E38,0x0E39,0x0E3A,0x0E47,0x0E48,0x0E49,0x0E4A, + 0x0E4B,0x0E4C,0x0E4D,0x0E4E,0x0EB1,0x0EB4,0x0EB5,0x0EB6, + 0x0EB7,0x0EB8,0x0EB9,0x0EBB,0x0EBC,0x0EC8,0x0EC9,0x0ECA, + 0x0ECB,0x0ECC,0x0ECD,0x0F18,0x0F19,0x0F35,0x0F37,0x0F39, + 0x0F71,0x0F72,0x0F73,0x0F74,0x0F75,0x0F76,0x0F77,0x0F78, + 0x0F79,0x0F7A,0x0F7B,0x0F7C,0x0F7D,0x0F7E,0x0F80,0x0F81, + 0x0F82,0x0F83,0x0F84,0x0F86,0x0F87,0x0F8D,0x0F8E,0x0F8F, + 0x0F90,0x0F91,0x0F92,0x0F93,0x0F94,0x0F95,0x0F96,0x0F97, + 0x0F99,0x0F9A,0x0F9B,0x0F9C,0x0F9D,0x0F9E,0x0F9F,0x0FA0, + 0x0FA1,0x0FA2,0x0FA3,0x0FA4,0x0FA5,0x0FA6,0x0FA7,0x0FA8, + 0x0FA9,0x0FAA,0x0FAB,0x0FAC,0x0FAD,0x0FAE,0x0FAF,0x0FB0, + 0x0FB1,0x0FB2,0x0FB3,0x0FB4,0x0FB5,0x0FB6,0x0FB7,0x0FB8, + 0x0FB9,0x0FBA,0x0FBB,0x0FBC,0x0FC6,0x102D,0x102E,0x102F, + 0x1030,0x1032,0x1033,0x1034,0x1035,0x1036,0x1037,0x1039, + 0x103A,0x103D,0x103E,0x1058,0x1059,0x105E,0x105F,0x1060, + 0x1071,0x1072,0x1073,0x1074,0x1082,0x1085,0x1086,0x108D, + 0x109D,0x135D,0x135E,0x135F,0x1712,0x1713,0x1714,0x1732, + 0x1733,0x1734,0x1752,0x1753,0x1772,0x1773,0x17B4,0x17B5, + 0x17B7,0x17B8,0x17B9,0x17BA,0x17BB,0x17BC,0x17BD,0x17C6, + 0x17C9,0x17CA,0x17CB,0x17CC,0x17CD,0x17CE,0x17CF,0x17D0, + 0x17D1,0x17D2,0x17D3,0x17DD,0x180B,0x180C,0x180D,0x1885, + 0x1886,0x18A9,0x1920,0x1921,0x1922,0x1927,0x1928,0x1932, + 0x1939,0x193A,0x193B,0x1A17,0x1A18,0x1A1B,0x1A56,0x1A58, + 0x1A59,0x1A5A,0x1A5B,0x1A5C,0x1A5D,0x1A5E,0x1A60,0x1A62, + 0x1A65,0x1A66,0x1A67,0x1A68,0x1A69,0x1A6A,0x1A6B,0x1A6C, + 0x1A73,0x1A74,0x1A75,0x1A76,0x1A77,0x1A78,0x1A79,0x1A7A, + 0x1A7B,0x1A7C,0x1A7F,0x1AB0,0x1AB1,0x1AB2,0x1AB3,0x1AB4, + 0x1AB5,0x1AB6,0x1AB7,0x1AB8,0x1AB9,0x1ABA,0x1ABB,0x1ABC, + 0x1ABD,0x1B00,0x1B01,0x1B02,0x1B03,0x1B34,0x1B36,0x1B37, + 0x1B38,0x1B39,0x1B3A,0x1B3C,0x1B42,0x1B6B,0x1B6C,0x1B6D, + 0x1B6E,0x1B6F,0x1B70,0x1B71,0x1B72,0x1B73,0x1B80,0x1B81, + 0x1BA2,0x1BA3,0x1BA4,0x1BA5,0x1BA8,0x1BA9,0x1BAB,0x1BAC, + 0x1BAD,0x1BE6,0x1BE8,0x1BE9,0x1BED,0x1BEF,0x1BF0,0x1BF1, + 0x1C2C,0x1C2D,0x1C2E,0x1C2F,0x1C30,0x1C31,0x1C32,0x1C33, + 0x1C36,0x1C37,0x1CD0,0x1CD1,0x1CD2,0x1CD4,0x1CD5,0x1CD6, + 0x1CD7,0x1CD8,0x1CD9,0x1CDA,0x1CDB,0x1CDC,0x1CDD,0x1CDE, + 0x1CDF,0x1CE0,0x1CE2,0x1CE3,0x1CE4,0x1CE5,0x1CE6,0x1CE7, + 0x1CE8,0x1CED,0x1CF4,0x1CF8,0x1CF9,0x1DC0,0x1DC1,0x1DC2, + 0x1DC3,0x1DC4,0x1DC5,0x1DC6,0x1DC7,0x1DC8,0x1DC9,0x1DCA, + 0x1DCB,0x1DCC,0x1DCD,0x1DCE,0x1DCF,0x1DD0,0x1DD1,0x1DD2, + 0x1DD3,0x1DD4,0x1DD5,0x1DD6,0x1DD7,0x1DD8,0x1DD9,0x1DDA, + 0x1DDB,0x1DDC,0x1DDD,0x1DDE,0x1DDF,0x1DE0,0x1DE1,0x1DE2, + 0x1DE3,0x1DE4,0x1DE5,0x1DE6,0x1DE7,0x1DE8,0x1DE9,0x1DEA, + 0x1DEB,0x1DEC,0x1DED,0x1DEE,0x1DEF,0x1DF0,0x1DF1,0x1DF2, + 0x1DF3,0x1DF4,0x1DF5,0x1DFB,0x1DFC,0x1DFD,0x1DFE,0x1DFF, + 0x20D0,0x20D1,0x20D2,0x20D3,0x20D4,0x20D5,0x20D6,0x20D7, + 0x20D8,0x20D9,0x20DA,0x20DB,0x20DC,0x20E1,0x20E5,0x20E6, + 0x20E7,0x20E8,0x20E9,0x20EA,0x20EB,0x20EC,0x20ED,0x20EE, + 0x20EF,0x20F0,0x2CEF,0x2CF0,0x2CF1,0x2D7F,0x2DE0,0x2DE1, + 0x2DE2,0x2DE3,0x2DE4,0x2DE5,0x2DE6,0x2DE7,0x2DE8,0x2DE9, + 0x2DEA,0x2DEB,0x2DEC,0x2DED,0x2DEE,0x2DEF,0x2DF0,0x2DF1, + 0x2DF2,0x2DF3,0x2DF4,0x2DF5,0x2DF6,0x2DF7,0x2DF8,0x2DF9, + 0x2DFA,0x2DFB,0x2DFC,0x2DFD,0x2DFE,0x2DFF,0x302A,0x302B, + 0x302C,0x302D,0x3099,0x309A,0xA66F,0xA674,0xA675,0xA676, + 0xA677,0xA678,0xA679,0xA67A,0xA67B,0xA67C,0xA67D,0xA69E, + 0xA69F,0xA6F0,0xA6F1,0xA802,0xA806,0xA80B,0xA825,0xA826, + 0xA8C4,0xA8C5,0xA8E0,0xA8E1,0xA8E2,0xA8E3,0xA8E4,0xA8E5, + 0xA8E6,0xA8E7,0xA8E8,0xA8E9,0xA8EA,0xA8EB,0xA8EC,0xA8ED, + 0xA8EE,0xA8EF,0xA8F0,0xA8F1,0xA926,0xA927,0xA928,0xA929, + 0xA92A,0xA92B,0xA92C,0xA92D,0xA947,0xA948,0xA949,0xA94A, + 0xA94B,0xA94C,0xA94D,0xA94E,0xA94F,0xA950,0xA951,0xA980, + 0xA981,0xA982,0xA9B3,0xA9B6,0xA9B7,0xA9B8,0xA9B9,0xA9BC, + 0xA9E5,0xAA29,0xAA2A,0xAA2B,0xAA2C,0xAA2D,0xAA2E,0xAA31, + 0xAA32,0xAA35,0xAA36,0xAA43,0xAA4C,0xAA7C,0xAAB0,0xAAB2, + 0xAAB3,0xAAB4,0xAAB7,0xAAB8,0xAABE,0xAABF,0xAAC1,0xAAEC, + 0xAAED,0xAAF6,0xABE5,0xABE8,0xABED,0xFB1E,0xFE00,0xFE01, + 0xFE02,0xFE03,0xFE04,0xFE05,0xFE06,0xFE07,0xFE08,0xFE09, + 0xFE0A,0xFE0B,0xFE0C,0xFE0D,0xFE0E,0xFE0F,0xFE20,0xFE21, + 0xFE22,0xFE23,0xFE24,0xFE25,0xFE26,0xFE27,0xFE28,0xFE29, + 0xFE2A,0xFE2B,0xFE2C,0xFE2D,0xFE2E,0xFE2F, + 0x101FD,0x102E0,0x10376,0x10377,0x10378,0x10379,0x1037A,0x10A01, + 0x10A02,0x10A03,0x10A05,0x10A06,0x10A0C,0x10A0D,0x10A0E,0x10A0F, + 0x10A38,0x10A39,0x10A3A,0x10A3F,0x10AE5,0x10AE6,0x11001,0x11038, + 0x11039,0x1103A,0x1103B,0x1103C,0x1103D,0x1103E,0x1103F,0x11040, + 0x11041,0x11042,0x11043,0x11044,0x11045,0x11046,0x1107F,0x11080, + 0x11081,0x110B3,0x110B4,0x110B5,0x110B6,0x110B9,0x110BA,0x11100, + 0x11101,0x11102,0x11127,0x11128,0x11129,0x1112A,0x1112B,0x1112D, + 0x1112E,0x1112F,0x11130,0x11131,0x11132,0x11133,0x11134,0x11173, + 0x11180,0x11181,0x111B6,0x111B7,0x111B8,0x111B9,0x111BA,0x111BB, + 0x111BC,0x111BD,0x111BE,0x111CA,0x111CB,0x111CC,0x1122F,0x11230, + 0x11231,0x11234,0x11236,0x11237,0x1123E,0x112DF,0x112E3,0x112E4, + 0x112E5,0x112E6,0x112E7,0x112E8,0x112E9,0x112EA,0x11300,0x11301, + 0x1133C,0x11340,0x11366,0x11367,0x11368,0x11369,0x1136A,0x1136B, + 0x1136C,0x11370,0x11371,0x11372,0x11373,0x11374,0x11438,0x11439, + 0x1143A,0x1143B,0x1143C,0x1143D,0x1143E,0x1143F,0x11442,0x11443, + 0x11444,0x11446,0x114B3,0x114B4,0x114B5,0x114B6,0x114B7,0x114B8, + 0x114BA,0x114BF,0x114C0,0x114C2,0x114C3,0x115B2,0x115B3,0x115B4, + 0x115B5,0x115BC,0x115BD,0x115BF,0x115C0,0x115DC,0x115DD,0x11633, + 0x11634,0x11635,0x11636,0x11637,0x11638,0x11639,0x1163A,0x1163D, + 0x1163F,0x11640,0x116AB,0x116AD,0x116B0,0x116B1,0x116B2,0x116B3, + 0x116B4,0x116B5,0x116B7,0x1171D,0x1171E,0x1171F,0x11722,0x11723, + 0x11724,0x11725,0x11727,0x11728,0x11729,0x1172A,0x1172B,0x11C30, + 0x11C31,0x11C32,0x11C33,0x11C34,0x11C35,0x11C36,0x11C38,0x11C39, + 0x11C3A,0x11C3B,0x11C3C,0x11C3D,0x11C3F,0x11C92,0x11C93,0x11C94, + 0x11C95,0x11C96,0x11C97,0x11C98,0x11C99,0x11C9A,0x11C9B,0x11C9C, + 0x11C9D,0x11C9E,0x11C9F,0x11CA0,0x11CA1,0x11CA2,0x11CA3,0x11CA4, + 0x11CA5,0x11CA6,0x11CA7,0x11CAA,0x11CAB,0x11CAC,0x11CAD,0x11CAE, + 0x11CAF,0x11CB0,0x11CB2,0x11CB3,0x11CB5,0x11CB6,0x16AF0,0x16AF1, + 0x16AF2,0x16AF3,0x16AF4,0x16B30,0x16B31,0x16B32,0x16B33,0x16B34, + 0x16B35,0x16B36,0x16F8F,0x16F90,0x16F91,0x16F92,0x1BC9D,0x1BC9E, + 0x1D167,0x1D168,0x1D169,0x1D17B,0x1D17C,0x1D17D,0x1D17E,0x1D17F, + 0x1D180,0x1D181,0x1D182,0x1D185,0x1D186,0x1D187,0x1D188,0x1D189, + 0x1D18A,0x1D18B,0x1D1AA,0x1D1AB,0x1D1AC,0x1D1AD,0x1D242,0x1D243, + 0x1D244,0x1DA00,0x1DA01,0x1DA02,0x1DA03,0x1DA04,0x1DA05,0x1DA06, + 0x1DA07,0x1DA08,0x1DA09,0x1DA0A,0x1DA0B,0x1DA0C,0x1DA0D,0x1DA0E, + 0x1DA0F,0x1DA10,0x1DA11,0x1DA12,0x1DA13,0x1DA14,0x1DA15,0x1DA16, + 0x1DA17,0x1DA18,0x1DA19,0x1DA1A,0x1DA1B,0x1DA1C,0x1DA1D,0x1DA1E, + 0x1DA1F,0x1DA20,0x1DA21,0x1DA22,0x1DA23,0x1DA24,0x1DA25,0x1DA26, + 0x1DA27,0x1DA28,0x1DA29,0x1DA2A,0x1DA2B,0x1DA2C,0x1DA2D,0x1DA2E, + 0x1DA2F,0x1DA30,0x1DA31,0x1DA32,0x1DA33,0x1DA34,0x1DA35,0x1DA36, + 0x1DA3B,0x1DA3C,0x1DA3D,0x1DA3E,0x1DA3F,0x1DA40,0x1DA41,0x1DA42, + 0x1DA43,0x1DA44,0x1DA45,0x1DA46,0x1DA47,0x1DA48,0x1DA49,0x1DA4A, + 0x1DA4B,0x1DA4C,0x1DA4D,0x1DA4E,0x1DA4F,0x1DA50,0x1DA51,0x1DA52, + 0x1DA53,0x1DA54,0x1DA55,0x1DA56,0x1DA57,0x1DA58,0x1DA59,0x1DA5A, + 0x1DA5B,0x1DA5C,0x1DA5D,0x1DA5E,0x1DA5F,0x1DA60,0x1DA61,0x1DA62, + 0x1DA63,0x1DA64,0x1DA65,0x1DA66,0x1DA67,0x1DA68,0x1DA69,0x1DA6A, + 0x1DA6B,0x1DA6C,0x1DA75,0x1DA84,0x1DA9B,0x1DA9C,0x1DA9D,0x1DA9E, + 0x1DA9F,0x1DAA1,0x1DAA2,0x1DAA3,0x1DAA4,0x1DAA5,0x1DAA6,0x1DAA7, + 0x1DAA8,0x1DAA9,0x1DAAA,0x1DAAB,0x1DAAC,0x1DAAD,0x1DAAE,0x1DAAF, + 0x1E000,0x1E001,0x1E002,0x1E003,0x1E004,0x1E005,0x1E006,0x1E008, + 0x1E009,0x1E00A,0x1E00B,0x1E00C,0x1E00D,0x1E00E,0x1E00F,0x1E010, + 0x1E011,0x1E012,0x1E013,0x1E014,0x1E015,0x1E016,0x1E017,0x1E018, + 0x1E01B,0x1E01C,0x1E01D,0x1E01E,0x1E01F,0x1E020,0x1E021,0x1E023, + 0x1E024,0x1E026,0x1E027,0x1E028,0x1E029,0x1E02A,0x1E8D0,0x1E8D1, + 0x1E8D2,0x1E8D3,0x1E8D4,0x1E8D5,0x1E8D6,0x1E944,0x1E945,0x1E946, + 0x1E947,0x1E948,0x1E949,0x1E94A,0xE0100,0xE0101,0xE0102,0xE0103, + 0xE0104,0xE0105,0xE0106,0xE0107,0xE0108,0xE0109,0xE010A,0xE010B, + 0xE010C,0xE010D,0xE010E,0xE010F,0xE0110,0xE0111,0xE0112,0xE0113, + 0xE0114,0xE0115,0xE0116,0xE0117,0xE0118,0xE0119,0xE011A,0xE011B, + 0xE011C,0xE011D,0xE011E,0xE011F,0xE0120,0xE0121,0xE0122,0xE0123, + 0xE0124,0xE0125,0xE0126,0xE0127,0xE0128,0xE0129,0xE012A,0xE012B, + 0xE012C,0xE012D,0xE012E,0xE012F,0xE0130,0xE0131,0xE0132,0xE0133, + 0xE0134,0xE0135,0xE0136,0xE0137,0xE0138,0xE0139,0xE013A,0xE013B, + 0xE013C,0xE013D,0xE013E,0xE013F,0xE0140,0xE0141,0xE0142,0xE0143, + 0xE0144,0xE0145,0xE0146,0xE0147,0xE0148,0xE0149,0xE014A,0xE014B, + 0xE014C,0xE014D,0xE014E,0xE014F,0xE0150,0xE0151,0xE0152,0xE0153, + 0xE0154,0xE0155,0xE0156,0xE0157,0xE0158,0xE0159,0xE015A,0xE015B, + 0xE015C,0xE015D,0xE015E,0xE015F,0xE0160,0xE0161,0xE0162,0xE0163, + 0xE0164,0xE0165,0xE0166,0xE0167,0xE0168,0xE0169,0xE016A,0xE016B, + 0xE016C,0xE016D,0xE016E,0xE016F,0xE0170,0xE0171,0xE0172,0xE0173, + 0xE0174,0xE0175,0xE0176,0xE0177,0xE0178,0xE0179,0xE017A,0xE017B, + 0xE017C,0xE017D,0xE017E,0xE017F,0xE0180,0xE0181,0xE0182,0xE0183, + 0xE0184,0xE0185,0xE0186,0xE0187,0xE0188,0xE0189,0xE018A,0xE018B, + 0xE018C,0xE018D,0xE018E,0xE018F,0xE0190,0xE0191,0xE0192,0xE0193, + 0xE0194,0xE0195,0xE0196,0xE0197,0xE0198,0xE0199,0xE019A,0xE019B, + 0xE019C,0xE019D,0xE019E,0xE019F,0xE01A0,0xE01A1,0xE01A2,0xE01A3, + 0xE01A4,0xE01A5,0xE01A6,0xE01A7,0xE01A8,0xE01A9,0xE01AA,0xE01AB, + 0xE01AC,0xE01AD,0xE01AE,0xE01AF,0xE01B0,0xE01B1,0xE01B2,0xE01B3, + 0xE01B4,0xE01B5,0xE01B6,0xE01B7,0xE01B8,0xE01B9,0xE01BA,0xE01BB, + 0xE01BC,0xE01BD,0xE01BE,0xE01BF,0xE01C0,0xE01C1,0xE01C2,0xE01C3, + 0xE01C4,0xE01C5,0xE01C6,0xE01C7,0xE01C8,0xE01C9,0xE01CA,0xE01CB, + 0xE01CC,0xE01CD,0xE01CE,0xE01CF,0xE01D0,0xE01D1,0xE01D2,0xE01D3, + 0xE01D4,0xE01D5,0xE01D6,0xE01D7,0xE01D8,0xE01D9,0xE01DA,0xE01DB, + 0xE01DC,0xE01DD,0xE01DE,0xE01DF,0xE01E0,0xE01E1,0xE01E2,0xE01E3, + 0xE01E4,0xE01E5,0xE01E6,0xE01E7,0xE01E8,0xE01E9,0xE01EA,0xE01EB, + 0xE01EC,0xE01ED,0xE01EE,0xE01EF, +}; + +const size_t bc_history_combo_chars_len = + sizeof(bc_history_combo_chars) / sizeof(bc_history_combo_chars[0]); + +#if BC_DEBUG_CODE +BcFile bc_history_debug_fp; +char *bc_history_debug_buf; +#endif // BC_DEBUG_CODE +#endif // BC_ENABLE_HISTORY + +const char bc_func_main[] = "(main)"; +const char bc_func_read[] = "(read)"; + +#if BC_DEBUG_CODE +const char* bc_inst_names[] = { + +#if BC_ENABLED + "BC_INST_INC", + "BC_INST_DEC", +#endif // BC_ENABLED + + "BC_INST_NEG", + "BC_INST_BOOL_NOT", +#if BC_ENABLE_EXTRA_MATH + "BC_INST_TRUNC", +#endif // BC_ENABLE_EXTRA_MATH + + "BC_INST_POWER", + "BC_INST_MULTIPLY", + "BC_INST_DIVIDE", + "BC_INST_MODULUS", + "BC_INST_PLUS", + "BC_INST_MINUS", + +#if BC_ENABLE_EXTRA_MATH + "BC_INST_PLACES", + + "BC_INST_LSHIFT", + "BC_INST_RSHIFT", +#endif // BC_ENABLE_EXTRA_MATH + + "BC_INST_REL_EQ", + "BC_INST_REL_LE", + "BC_INST_REL_GE", + "BC_INST_REL_NE", + "BC_INST_REL_LT", + "BC_INST_REL_GT", + + "BC_INST_BOOL_OR", + "BC_INST_BOOL_AND", + +#if BC_ENABLED + "BC_INST_ASSIGN_POWER", + "BC_INST_ASSIGN_MULTIPLY", + "BC_INST_ASSIGN_DIVIDE", + "BC_INST_ASSIGN_MODULUS", + "BC_INST_ASSIGN_PLUS", + "BC_INST_ASSIGN_MINUS", +#if BC_ENABLE_EXTRA_MATH + "BC_INST_ASSIGN_PLACES", + "BC_INST_ASSIGN_LSHIFT", + "BC_INST_ASSIGN_RSHIFT", +#endif // BC_ENABLE_EXTRA_MATH + "BC_INST_ASSIGN", + + "BC_INST_ASSIGN_POWER_NO_VAL", + "BC_INST_ASSIGN_MULTIPLY_NO_VAL", + "BC_INST_ASSIGN_DIVIDE_NO_VAL", + "BC_INST_ASSIGN_MODULUS_NO_VAL", + "BC_INST_ASSIGN_PLUS_NO_VAL", + "BC_INST_ASSIGN_MINUS_NO_VAL", +#if BC_ENABLE_EXTRA_MATH + "BC_INST_ASSIGN_PLACES_NO_VAL", + "BC_INST_ASSIGN_LSHIFT_NO_VAL", + "BC_INST_ASSIGN_RSHIFT_NO_VAL", +#endif // BC_ENABLE_EXTRA_MATH +#endif // BC_ENABLED + "BC_INST_ASSIGN_NO_VAL", + + "BC_INST_NUM", + "BC_INST_VAR", + "BC_INST_ARRAY_ELEM", +#if BC_ENABLED + "BC_INST_ARRAY", +#endif // BC_ENABLED + + "BC_INST_ONE", + +#if BC_ENABLED + "BC_INST_LAST", +#endif // BC_ENABLED + "BC_INST_IBASE", + "BC_INST_OBASE", + "BC_INST_SCALE", +#if BC_ENABLE_EXTRA_MATH + "BC_INST_SEED", +#endif // BC_ENABLE_EXTRA_MATH + "BC_INST_LENGTH", + "BC_INST_SCALE_FUNC", + "BC_INST_SQRT", + "BC_INST_ABS", +#if BC_ENABLE_EXTRA_MATH + "BC_INST_IRAND", +#endif // BC_ENABLE_EXTRA_MATH + "BC_INST_READ", +#if BC_ENABLE_EXTRA_MATH + "BC_INST_RAND", +#endif // BC_ENABLE_EXTRA_MATH + "BC_INST_MAXIBASE", + "BC_INST_MAXOBASE", + "BC_INST_MAXSCALE", +#if BC_ENABLE_EXTRA_MATH + "BC_INST_MAXRAND", +#endif // BC_ENABLE_EXTRA_MATH + + "BC_INST_PRINT", + "BC_INST_PRINT_POP", + "BC_INST_STR", + "BC_INST_PRINT_STR", + +#if BC_ENABLED + "BC_INST_JUMP", + "BC_INST_JUMP_ZERO", + + "BC_INST_CALL", + + "BC_INST_RET", + "BC_INST_RET0", + "BC_INST_RET_VOID", + + "BC_INST_HALT", +#endif // BC_ENABLED + +#if DC_ENABLED + "BC_INST_POP", + "BC_INST_POP_EXEC", + "BC_INST_MODEXP", + "BC_INST_DIVMOD", + + "BC_INST_EXECUTE", + "BC_INST_EXEC_COND", + + "BC_INST_ASCIIFY", + "BC_INST_PRINT_STREAM", + + "BC_INST_PRINT_STACK", + "BC_INST_CLEAR_STACK", + "BC_INST_STACK_LEN", + "BC_INST_DUPLICATE", + "BC_INST_SWAP", + + "BC_INST_LOAD", + "BC_INST_PUSH_VAR", + "BC_INST_PUSH_TO_VAR", + + "BC_INST_QUIT", + "BC_INST_NQUIT", +#endif // DC_ENABLED +}; +#endif // BC_DEBUG_CODE + +#if BC_ENABLE_EXTRA_MATH + +const BcRandState bc_rand_multiplier = BC_RAND_MULTIPLIER; + +#endif // BC_ENABLE_EXTRA_MATH + +#if BC_ENABLED +const BcLexKeyword bc_lex_kws[] = { + BC_LEX_KW_ENTRY("auto", 4, true), + BC_LEX_KW_ENTRY("break", 5, true), + BC_LEX_KW_ENTRY("continue", 8, false), + BC_LEX_KW_ENTRY("define", 6, true), + BC_LEX_KW_ENTRY("for", 3, true), + BC_LEX_KW_ENTRY("if", 2, true), + BC_LEX_KW_ENTRY("limits", 6, false), + BC_LEX_KW_ENTRY("return", 6, true), + BC_LEX_KW_ENTRY("while", 5, true), + BC_LEX_KW_ENTRY("halt", 4, false), + BC_LEX_KW_ENTRY("last", 4, false), + BC_LEX_KW_ENTRY("ibase", 5, true), + BC_LEX_KW_ENTRY("obase", 5, true), + BC_LEX_KW_ENTRY("scale", 5, true), +#if BC_ENABLE_EXTRA_MATH + BC_LEX_KW_ENTRY("seed", 4, false), +#endif // BC_ENABLE_EXTRA_MATH + BC_LEX_KW_ENTRY("length", 6, true), + BC_LEX_KW_ENTRY("print", 5, false), + BC_LEX_KW_ENTRY("sqrt", 4, true), + BC_LEX_KW_ENTRY("abs", 3, false), +#if BC_ENABLE_EXTRA_MATH + BC_LEX_KW_ENTRY("irand", 5, false), +#endif // BC_ENABLE_EXTRA_MATH + BC_LEX_KW_ENTRY("quit", 4, true), + BC_LEX_KW_ENTRY("read", 4, false), +#if BC_ENABLE_EXTRA_MATH + BC_LEX_KW_ENTRY("rand", 4, false), +#endif // BC_ENABLE_EXTRA_MATH + BC_LEX_KW_ENTRY("maxibase", 8, false), + BC_LEX_KW_ENTRY("maxobase", 8, false), + BC_LEX_KW_ENTRY("maxscale", 8, false), +#if BC_ENABLE_EXTRA_MATH + BC_LEX_KW_ENTRY("maxrand", 7, false), +#endif // BC_ENABLE_EXTRA_MATH + BC_LEX_KW_ENTRY("else", 4, false), +}; + +const size_t bc_lex_kws_len = sizeof(bc_lex_kws) / sizeof(BcLexKeyword); + +const char* const bc_parse_const1 = "1"; + +// This is an array that corresponds to token types. An entry is +// true if the token is valid in an expression, false otherwise. +const uint8_t bc_parse_exprs[] = { + BC_PARSE_EXPR_ENTRY(false, false, true, true, true, true, true, true), + BC_PARSE_EXPR_ENTRY(true, true, true, true, true, true, true, true), + BC_PARSE_EXPR_ENTRY(true, true, true, true, true, true, true, true), +#if BC_ENABLE_EXTRA_MATH + BC_PARSE_EXPR_ENTRY(true, true, true, true, true, true, true, true), + BC_PARSE_EXPR_ENTRY(true, true, false, false, true, true, false, false), + BC_PARSE_EXPR_ENTRY(false, false, false, false, false, true, true, false), + BC_PARSE_EXPR_ENTRY(false, false, false, false, false, false, false, false), + BC_PARSE_EXPR_ENTRY(false, true, true, true, true, true, true, false), + BC_PARSE_EXPR_ENTRY(true, true, true, false, true, true, true, true), + BC_PARSE_EXPR_ENTRY(true, true, false, 0, 0, 0, 0, 0) +#else // BC_ENABLE_EXTRA_MATH + BC_PARSE_EXPR_ENTRY(true, true, true, false, false, true, true, false), + BC_PARSE_EXPR_ENTRY(false, false, false, false, false, false, true, true), + BC_PARSE_EXPR_ENTRY(false, false, false, false, false, false, false, false), + BC_PARSE_EXPR_ENTRY(false, false, true, true, true, true, true, false), + BC_PARSE_EXPR_ENTRY(true, true, false, true, true, true, true, false) +#endif // BC_ENABLE_EXTRA_MATH +}; + +// This is an array of data for operators that correspond to token types. +const uchar bc_parse_ops[] = { + BC_PARSE_OP(0, false), BC_PARSE_OP(0, false), + BC_PARSE_OP(1, false), BC_PARSE_OP(1, false), +#if BC_ENABLE_EXTRA_MATH + BC_PARSE_OP(2, false), +#endif // BC_ENABLE_EXTRA_MATH + BC_PARSE_OP(4, false), + BC_PARSE_OP(5, true), BC_PARSE_OP(5, true), BC_PARSE_OP(5, true), + BC_PARSE_OP(6, true), BC_PARSE_OP(6, true), +#if BC_ENABLE_EXTRA_MATH + BC_PARSE_OP(3, false), + BC_PARSE_OP(7, true), BC_PARSE_OP(7, true), +#endif // BC_ENABLE_EXTRA_MATH + BC_PARSE_OP(9, true), BC_PARSE_OP(9, true), BC_PARSE_OP(9, true), + BC_PARSE_OP(9, true), BC_PARSE_OP(9, true), BC_PARSE_OP(9, true), + BC_PARSE_OP(11, true), BC_PARSE_OP(10, true), + BC_PARSE_OP(8, false), BC_PARSE_OP(8, false), BC_PARSE_OP(8, false), + BC_PARSE_OP(8, false), BC_PARSE_OP(8, false), BC_PARSE_OP(8, false), +#if BC_ENABLE_EXTRA_MATH + BC_PARSE_OP(8, false), BC_PARSE_OP(8, false), BC_PARSE_OP(8, false), +#endif // BC_ENABLE_EXTRA_MATH + BC_PARSE_OP(8, false), +}; + +// These identify what tokens can come after expressions in certain cases. +const BcParseNext bc_parse_next_expr = + BC_PARSE_NEXT(4, BC_LEX_NLINE, BC_LEX_SCOLON, BC_LEX_RBRACE, BC_LEX_EOF); +const BcParseNext bc_parse_next_param = + BC_PARSE_NEXT(2, BC_LEX_RPAREN, BC_LEX_COMMA); +const BcParseNext bc_parse_next_print = + BC_PARSE_NEXT(4, BC_LEX_COMMA, BC_LEX_NLINE, BC_LEX_SCOLON, BC_LEX_EOF); +const BcParseNext bc_parse_next_rel = BC_PARSE_NEXT(1, BC_LEX_RPAREN); +const BcParseNext bc_parse_next_elem = BC_PARSE_NEXT(1, BC_LEX_RBRACKET); +const BcParseNext bc_parse_next_for = BC_PARSE_NEXT(1, BC_LEX_SCOLON); +const BcParseNext bc_parse_next_read = + BC_PARSE_NEXT(2, BC_LEX_NLINE, BC_LEX_EOF); +#endif // BC_ENABLED + +#if DC_ENABLED +const uint8_t dc_lex_regs[] = { + BC_LEX_OP_REL_EQ, BC_LEX_OP_REL_LE, BC_LEX_OP_REL_GE, BC_LEX_OP_REL_NE, + BC_LEX_OP_REL_LT, BC_LEX_OP_REL_GT, BC_LEX_SCOLON, BC_LEX_COLON, + BC_LEX_KW_ELSE, BC_LEX_LOAD, BC_LEX_LOAD_POP, BC_LEX_OP_ASSIGN, + BC_LEX_STORE_PUSH, +}; + +const size_t dc_lex_regs_len = sizeof(dc_lex_regs) / sizeof(uint8_t); + +const uchar dc_lex_tokens[] = { +#if BC_ENABLE_EXTRA_MATH && DC_ENABLE_RAND + BC_LEX_KW_IRAND, +#else // BC_ENABLE_EXTRA_MATH && DC_ENABLE_RAND + BC_LEX_INVALID, +#endif // BC_ENABLE_EXTRA_MATH && DC_ENABLE_RAND + BC_LEX_INVALID, +#if BC_ENABLE_EXTRA_MATH + BC_LEX_OP_TRUNC, +#else // BC_ENABLE_EXTRA_MATH + BC_LEX_INVALID, +#endif // BC_ENABLE_EXTRA_MATH + BC_LEX_OP_MODULUS, BC_LEX_INVALID, +#if BC_ENABLE_EXTRA_MATH && DC_ENABLE_RAND + BC_LEX_KW_RAND, +#else // BC_ENABLE_EXTRA_MATH && DC_ENABLE_RAND + BC_LEX_INVALID, +#endif // BC_ENABLE_EXTRA_MATH && DC_ENABLE_RAND + BC_LEX_LPAREN, BC_LEX_RPAREN, BC_LEX_OP_MULTIPLY, BC_LEX_OP_PLUS, + BC_LEX_INVALID, BC_LEX_OP_MINUS, BC_LEX_INVALID, BC_LEX_OP_DIVIDE, + BC_LEX_INVALID, BC_LEX_INVALID, BC_LEX_INVALID, BC_LEX_INVALID, + BC_LEX_INVALID, BC_LEX_INVALID, BC_LEX_INVALID, BC_LEX_INVALID, + BC_LEX_INVALID, BC_LEX_INVALID, + BC_LEX_COLON, BC_LEX_SCOLON, BC_LEX_OP_REL_GT, BC_LEX_OP_REL_EQ, + BC_LEX_OP_REL_LT, BC_LEX_KW_READ, +#if BC_ENABLE_EXTRA_MATH + BC_LEX_OP_PLACES, +#else // BC_ENABLE_EXTRA_MATH + BC_LEX_INVALID, +#endif // BC_ENABLE_EXTRA_MATH + BC_LEX_INVALID, BC_LEX_INVALID, BC_LEX_INVALID, BC_LEX_INVALID, + BC_LEX_INVALID, BC_LEX_INVALID, BC_LEX_EQ_NO_REG, +#if BC_ENABLE_EXTRA_MATH + BC_LEX_OP_LSHIFT, +#else // BC_ENABLE_EXTRA_MATH + BC_LEX_INVALID, +#endif // BC_ENABLE_EXTRA_MATH + BC_LEX_KW_IBASE, +#if BC_ENABLE_EXTRA_MATH && DC_ENABLE_RAND + BC_LEX_KW_SEED, +#else // BC_ENABLE_EXTRA_MATH && DC_ENABLE_RAND + BC_LEX_INVALID, +#endif // BC_ENABLE_EXTRA_MATH && DC_ENABLE_RAND + BC_LEX_KW_SCALE, BC_LEX_LOAD_POP, BC_LEX_OP_BOOL_AND, BC_LEX_OP_BOOL_NOT, + BC_LEX_KW_OBASE, BC_LEX_PRINT_STREAM, BC_LEX_NQUIT, BC_LEX_POP, + BC_LEX_STORE_PUSH, BC_LEX_KW_MAXIBASE, BC_LEX_KW_MAXOBASE, + BC_LEX_KW_MAXSCALE, +#if BC_ENABLE_EXTRA_MATH && DC_ENABLE_RAND + BC_LEX_KW_MAXRAND, +#else // BC_ENABLE_EXTRA_MATH && DC_ENABLE_RAND + BC_LEX_INVALID, +#endif // BC_ENABLE_EXTRA_MATH && DC_ENABLE_RAND + BC_LEX_SCALE_FACTOR, + BC_LEX_INVALID, BC_LEX_KW_LENGTH, BC_LEX_INVALID, BC_LEX_INVALID, + BC_LEX_INVALID, BC_LEX_OP_POWER, BC_LEX_NEG, BC_LEX_INVALID, + BC_LEX_ASCIIFY, BC_LEX_KW_ABS, BC_LEX_CLEAR_STACK, BC_LEX_DUPLICATE, + BC_LEX_KW_ELSE, BC_LEX_PRINT_STACK, BC_LEX_INVALID, +#if BC_ENABLE_EXTRA_MATH + BC_LEX_OP_RSHIFT, +#else // BC_ENABLE_EXTRA_MATH + BC_LEX_INVALID, +#endif // BC_ENABLE_EXTRA_MATH + BC_LEX_STORE_IBASE, +#if BC_ENABLE_EXTRA_MATH && DC_ENABLE_RAND + BC_LEX_STORE_SEED, +#else // BC_ENABLE_EXTRA_MATH && DC_ENABLE_RAND + BC_LEX_INVALID, +#endif // BC_ENABLE_EXTRA_MATH && DC_ENABLE_RAND + BC_LEX_STORE_SCALE, BC_LEX_LOAD, + BC_LEX_OP_BOOL_OR, BC_LEX_PRINT_POP, BC_LEX_STORE_OBASE, BC_LEX_KW_PRINT, + BC_LEX_KW_QUIT, BC_LEX_SWAP, BC_LEX_OP_ASSIGN, BC_LEX_INVALID, + BC_LEX_INVALID, BC_LEX_KW_SQRT, BC_LEX_INVALID, BC_LEX_EXECUTE, + BC_LEX_INVALID, BC_LEX_STACK_LEVEL, + BC_LEX_LBRACE, BC_LEX_OP_MODEXP, BC_LEX_RBRACE, BC_LEX_OP_DIVMOD, + BC_LEX_INVALID +}; + +const uchar dc_parse_insts[] = { + BC_INST_INVALID, BC_INST_INVALID, +#if BC_ENABLED + BC_INST_INVALID, BC_INST_INVALID, +#endif // BC_ENABLED + BC_INST_INVALID, BC_INST_BOOL_NOT, +#if BC_ENABLE_EXTRA_MATH + BC_INST_TRUNC, +#endif // BC_ENABLE_EXTRA_MATH + BC_INST_POWER, BC_INST_MULTIPLY, BC_INST_DIVIDE, BC_INST_MODULUS, + BC_INST_PLUS, BC_INST_MINUS, +#if BC_ENABLE_EXTRA_MATH + BC_INST_PLACES, + BC_INST_LSHIFT, BC_INST_RSHIFT, +#endif // BC_ENABLE_EXTRA_MATH + BC_INST_INVALID, BC_INST_INVALID, BC_INST_INVALID, BC_INST_INVALID, + BC_INST_INVALID, BC_INST_INVALID, + BC_INST_BOOL_OR, BC_INST_BOOL_AND, +#if BC_ENABLED + BC_INST_INVALID, BC_INST_INVALID, BC_INST_INVALID, BC_INST_INVALID, + BC_INST_INVALID, BC_INST_INVALID, +#if BC_ENABLE_EXTRA_MATH + BC_INST_INVALID, BC_INST_INVALID, BC_INST_INVALID, +#endif // BC_ENABLE_EXTRA_MATH +#endif // BC_ENABLED + BC_INST_INVALID, + BC_INST_INVALID, BC_INST_INVALID, BC_INST_REL_GT, BC_INST_REL_LT, + BC_INST_INVALID, BC_INST_INVALID, BC_INST_INVALID, BC_INST_REL_GE, + BC_INST_INVALID, BC_INST_REL_LE, + BC_INST_INVALID, BC_INST_INVALID, BC_INST_INVALID, +#if BC_ENABLED + BC_INST_INVALID, BC_INST_INVALID, BC_INST_INVALID, BC_INST_INVALID, + BC_INST_INVALID, BC_INST_INVALID, BC_INST_INVALID, BC_INST_INVALID, + BC_INST_INVALID, BC_INST_INVALID, BC_INST_INVALID, +#endif // BC_ENABLED + BC_INST_IBASE, BC_INST_OBASE, BC_INST_SCALE, +#if BC_ENABLE_EXTRA_MATH + BC_INST_SEED, +#endif // BC_ENABLE_EXTRA_MATH + BC_INST_LENGTH, BC_INST_PRINT, + BC_INST_SQRT, BC_INST_ABS, +#if BC_ENABLE_EXTRA_MATH + BC_INST_IRAND, +#endif // BC_ENABLE_EXTRA_MATH + BC_INST_QUIT, BC_INST_INVALID, +#if BC_ENABLE_EXTRA_MATH + BC_INST_RAND, +#endif // BC_ENABLE_EXTRA_MATH + BC_INST_MAXIBASE, + BC_INST_MAXOBASE, BC_INST_MAXSCALE, +#if BC_ENABLE_EXTRA_MATH + BC_INST_MAXRAND, +#endif // BC_ENABLE_EXTRA_MATH + BC_INST_INVALID, + BC_INST_REL_EQ, BC_INST_MODEXP, BC_INST_DIVMOD, BC_INST_INVALID, + BC_INST_EXECUTE, BC_INST_PRINT_STACK, BC_INST_CLEAR_STACK, + BC_INST_STACK_LEN, BC_INST_DUPLICATE, BC_INST_SWAP, BC_INST_POP, + BC_INST_ASCIIFY, BC_INST_PRINT_STREAM, + BC_INST_INVALID, BC_INST_INVALID, BC_INST_INVALID, +#if BC_ENABLE_EXTRA_MATH + BC_INST_INVALID, +#endif // BC_ENABLE_EXTRA_MATH + BC_INST_INVALID, BC_INST_INVALID, BC_INST_INVALID, + BC_INST_PRINT_POP, BC_INST_NQUIT, BC_INST_SCALE_FUNC, +}; +#endif // DC_ENABLED + +#if BC_LONG_BIT >= 64 +const BcDig bc_num_bigdigMax[] = { + 709551616U, + 446744073U, + 18U +}; +#else // BC_LONG_BIT >= 64 +const BcDig bc_num_bigdigMax[] = { + 7296U, + 9496U, + 42U, +}; +#endif // BC_LONG_BIT >= 64 + +const size_t bc_num_bigdigMax_size = sizeof(bc_num_bigdigMax) / sizeof(BcDig); + +const char bc_parse_one[] = "1"; + +const char bc_num_hex_digits[] = "0123456789ABCDEF"; + +const BcBigDig bc_num_pow10[BC_BASE_DIGS + 1] = { + 1, + 10, + 100, + 1000, + 10000, +#if BC_BASE_DIGS > 4 + 100000, + 1000000, + 10000000, + 100000000, + 1000000000, +#endif // BC_BASE_DIGS > 4 +}; + +const BcNumBinaryOp bc_program_ops[] = { + bc_num_pow, bc_num_mul, bc_num_div, bc_num_mod, bc_num_add, bc_num_sub, +#if BC_ENABLE_EXTRA_MATH + bc_num_places, bc_num_lshift, bc_num_rshift, +#endif // BC_ENABLE_EXTRA_MATH +}; + +const BcNumBinaryOpReq bc_program_opReqs[] = { + bc_num_powReq, bc_num_mulReq, bc_num_mulReq, bc_num_mulReq, + bc_num_addReq, bc_num_addReq, +#if BC_ENABLE_EXTRA_MATH + bc_num_placesReq, bc_num_placesReq, bc_num_placesReq, +#endif // BC_ENABLE_EXTRA_MATH +}; + +const BcProgramUnary bc_program_unarys[] = { + bc_program_negate, bc_program_not, +#if BC_ENABLE_EXTRA_MATH + bc_program_trunc, +#endif // BC_ENABLE_EXTRA_MATH +}; + +const char bc_program_exprs_name[] = ""; + +const char bc_program_stdin_name[] = ""; +const char bc_program_ready_msg[] = "ready for more input\n"; +const size_t bc_program_ready_msg_len = sizeof(bc_program_ready_msg) - 1; +const char bc_program_esc_chars[] = "ab\\efnqrt"; +const char bc_program_esc_seqs[] = "\a\b\\\\\f\n\"\r\t"; diff --git a/src/dc/dc.c b/src/dc/dc.c new file mode 100644 index 000000000000..0e0774b5322a --- /dev/null +++ b/src/dc/dc.c @@ -0,0 +1,57 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * The main procedure of dc. + * + */ + +#if DC_ENABLED + +#include + +#include +#include +#include + +void dc_main(int argc, char **argv) { + + vm.read_ret = BC_INST_POP_EXEC; + vm.help = dc_help; + vm.sigmsg = dc_sig_msg; + vm.siglen = dc_sig_msg_len; + + vm.next = dc_lex_token; + vm.parse = dc_parse_parse; + vm.expr = dc_parse_expr; + + bc_vm_boot(argc, argv, "DC_LINE_LENGTH", "DC_ENV_ARGS", "DC_EXPR_EXIT"); +} +#endif // DC_ENABLED diff --git a/src/dc/lex.c b/src/dc/lex.c new file mode 100644 index 000000000000..663a828dfe7c --- /dev/null +++ b/src/dc/lex.c @@ -0,0 +1,202 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * The lexer for dc. + * + */ + +#if DC_ENABLED + +#include + +#include +#include +#include +#include + +bool dc_lex_negCommand(BcLex *l) { + char c = l->buf[l->i]; + return !BC_LEX_NUM_CHAR(c, false, false); +} + +static void dc_lex_register(BcLex *l) { + + if (DC_X && isspace(l->buf[l->i - 1])) { + + char c; + + bc_lex_whitespace(l); + c = l->buf[l->i]; + + if (!isalnum(c) && c != '_') + bc_lex_verr(l, BC_ERROR_PARSE_CHAR, c); + + l->i += 1; + bc_lex_name(l); + } + else { + bc_vec_npop(&l->str, l->str.len); + bc_vec_pushByte(&l->str, (uchar) l->buf[l->i - 1]); + bc_vec_pushByte(&l->str, '\0'); + l->t = BC_LEX_NAME; + } +} + +static void dc_lex_string(BcLex *l) { + + size_t depth = 1, nls = 0, i = l->i; + char c; + + l->t = BC_LEX_STR; + bc_vec_npop(&l->str, l->str.len); + + for (; (c = l->buf[i]) && depth; ++i) { + + if (c == '\\') { + c = l->buf[++i]; + if (!c) break; + } + else { + depth += (c == '['); + depth -= (c == ']'); + } + + nls += (c == '\n'); + + if (depth) bc_vec_push(&l->str, &c); + } + + if (BC_ERR(c == '\0' && depth)) { + l->i = i; + bc_lex_err(l, BC_ERROR_PARSE_STRING); + } + + bc_vec_pushByte(&l->str, '\0'); + + l->i = i; + l->line += nls; +} + +void dc_lex_token(BcLex *l) { + + char c = l->buf[l->i++], c2; + size_t i; + + for (i = 0; i < dc_lex_regs_len; ++i) { + if (l->last == dc_lex_regs[i]) { + dc_lex_register(l); + return; + } + } + + if (c >= '"' && c <= '~' && + (l->t = dc_lex_tokens[(c - '"')]) != BC_LEX_INVALID) + { + return; + } + + // This is the workhorse of the lexer. + switch (c) { + + case '\0': + case '\n': + case '\t': + case '\v': + case '\f': + case '\r': + case ' ': + { + bc_lex_commonTokens(l, c); + break; + } + + case '!': + { + c2 = l->buf[l->i]; + + if (c2 == '=') l->t = BC_LEX_OP_REL_NE; + else if (c2 == '<') l->t = BC_LEX_OP_REL_LE; + else if (c2 == '>') l->t = BC_LEX_OP_REL_GE; + else bc_lex_invalidChar(l, c); + + l->i += 1; + break; + } + + case '#': + { + bc_lex_lineComment(l); + break; + } + + case '.': + { + c2 = l->buf[l->i]; + if (BC_NO_ERR(BC_LEX_NUM_CHAR(c2, true, false))) + bc_lex_number(l, c); + else bc_lex_invalidChar(l, c); + break; + } + + case '0': + case '1': + case '2': + case '3': + case '4': + case '5': + case '6': + case '7': + case '8': + case '9': + case 'A': + case 'B': + case 'C': + case 'D': + case 'E': + case 'F': + { + bc_lex_number(l, c); + break; + } + + case '[': + { + dc_lex_string(l); + break; + } + + default: + { + bc_lex_invalidChar(l, c); + } + } +} +#endif // DC_ENABLED diff --git a/src/dc/parse.c b/src/dc/parse.c new file mode 100644 index 000000000000..9ec746b96f7f --- /dev/null +++ b/src/dc/parse.c @@ -0,0 +1,236 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * The parser for dc. + * + */ + +#if DC_ENABLED + +#include +#include +#include +#include + +#include +#include +#include +#include +#include + +static void dc_parse_register(BcParse *p, bool var) { + + bc_lex_next(&p->l); + if (p->l.t != BC_LEX_NAME) bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + + bc_parse_pushName(p, p->l.str.v, var); +} + +static inline void dc_parse_string(BcParse *p) { + bc_parse_addString(p); + bc_lex_next(&p->l); +} + +static void dc_parse_mem(BcParse *p, uchar inst, bool name, bool store) { + + bc_parse_push(p, inst); + + if (name) dc_parse_register(p, inst != BC_INST_ARRAY_ELEM); + + if (store) { + bc_parse_push(p, BC_INST_SWAP); + bc_parse_push(p, BC_INST_ASSIGN_NO_VAL); + } + + bc_lex_next(&p->l); +} + +static void dc_parse_cond(BcParse *p, uchar inst) { + + bc_parse_push(p, inst); + bc_parse_push(p, BC_INST_EXEC_COND); + + dc_parse_register(p, true); + + bc_lex_next(&p->l); + + if (p->l.t == BC_LEX_KW_ELSE) { + dc_parse_register(p, true); + bc_lex_next(&p->l); + } + else bc_parse_pushIndex(p, SIZE_MAX); +} + +static void dc_parse_token(BcParse *p, BcLexType t, uint8_t flags) { + + uchar inst; + bool assign, get_token = false; + + switch (t) { + + case BC_LEX_OP_REL_EQ: + case BC_LEX_OP_REL_LE: + case BC_LEX_OP_REL_GE: + case BC_LEX_OP_REL_NE: + case BC_LEX_OP_REL_LT: + case BC_LEX_OP_REL_GT: + { + inst = (uchar) (t - BC_LEX_OP_REL_EQ + BC_INST_REL_EQ); + dc_parse_cond(p, inst); + break; + } + + case BC_LEX_SCOLON: + case BC_LEX_COLON: + { + dc_parse_mem(p, BC_INST_ARRAY_ELEM, true, t == BC_LEX_COLON); + break; + } + + case BC_LEX_STR: + { + dc_parse_string(p); + break; + } + + case BC_LEX_NEG: + { + if (dc_lex_negCommand(&p->l)) { + bc_parse_push(p, BC_INST_NEG); + get_token = true; + break; + } + + bc_lex_next(&p->l); + } + // Fallthrough. + case BC_LEX_NUMBER: + { + bc_parse_number(p); + + if (t == BC_LEX_NEG) bc_parse_push(p, BC_INST_NEG); + get_token = true; + + break; + } + + case BC_LEX_KW_READ: + { + if (BC_ERR(flags & BC_PARSE_NOREAD)) + bc_parse_err(p, BC_ERROR_EXEC_REC_READ); + else bc_parse_push(p, BC_INST_READ); + get_token = true; + break; + } + + case BC_LEX_OP_ASSIGN: + case BC_LEX_STORE_PUSH: + { + assign = t == BC_LEX_OP_ASSIGN; + inst = assign ? BC_INST_VAR : BC_INST_PUSH_TO_VAR; + dc_parse_mem(p, inst, true, assign); + break; + } + + case BC_LEX_LOAD: + case BC_LEX_LOAD_POP: + { + inst = t == BC_LEX_LOAD_POP ? BC_INST_PUSH_VAR : BC_INST_LOAD; + dc_parse_mem(p, inst, true, false); + break; + } + + case BC_LEX_STORE_IBASE: + case BC_LEX_STORE_OBASE: + case BC_LEX_STORE_SCALE: +#if BC_ENABLE_EXTRA_MATH + case BC_LEX_STORE_SEED: +#endif // BC_ENABLE_EXTRA_MATH + { + inst = (uchar) (t - BC_LEX_STORE_IBASE + BC_INST_IBASE); + dc_parse_mem(p, inst, false, true); + break; + } + + default: + { + bc_parse_err(p, BC_ERROR_PARSE_TOKEN); + } + } + + if (get_token) bc_lex_next(&p->l); +} + +void dc_parse_expr(BcParse *p, uint8_t flags) { + + BcInst inst; + BcLexType t; + bool have_expr = false, need_expr = (flags & BC_PARSE_NOREAD) != 0; + + while ((t = p->l.t) != BC_LEX_EOF) { + + if (t == BC_LEX_NLINE) { + bc_lex_next(&p->l); + continue; + } + + inst = dc_parse_insts[t]; + + if (inst != BC_INST_INVALID) { + bc_parse_push(p, inst); + bc_lex_next(&p->l); + } + else dc_parse_token(p, t, flags); + + have_expr = true; + } + + if (BC_ERR(need_expr && !have_expr)) + bc_vm_err(BC_ERROR_EXEC_READ_EXPR); + else if (p->l.t == BC_LEX_EOF && (flags & BC_PARSE_NOCALL)) + bc_parse_push(p, BC_INST_POP_EXEC); +} + +void dc_parse_parse(BcParse *p) { + + assert(p != NULL); + + BC_SETJMP(exit); + + if (BC_ERR(p->l.t == BC_LEX_EOF)) bc_parse_err(p, BC_ERROR_PARSE_EOF); + else dc_parse_expr(p, 0); + +exit: + BC_SIG_MAYLOCK; + if (BC_ERR(vm.status)) bc_parse_reset(p); + BC_LONGJMP_CONT; +} +#endif // DC_ENABLED diff --git a/src/file.c b/src/file.c new file mode 100644 index 000000000000..ce878a018ca5 --- /dev/null +++ b/src/file.c @@ -0,0 +1,225 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * Code for implementing buffered I/O on my own terms. + * + */ + +#include +#include +#include +#include + +#include +#include + +void bc_file_ultoa(unsigned long long val, char buf[BC_FILE_ULL_LENGTH]) { + + char buf2[BC_FILE_ULL_LENGTH]; + size_t i, len; + + memset(buf2, 0, BC_FILE_ULL_LENGTH); + + // The i = 1 is to ensure that there is a null byte at the end. + for (i = 1; val; ++i) { + unsigned long long mod = val % 10; + buf2[i] = ((char) mod) + '0'; + val /= 10; + } + + len = i; + + for (i = 0; i < len; ++i) buf[i] = buf2[len - i - 1]; +} + +static BcStatus bc_file_output(int fd, const char *buf, size_t n) { + + size_t bytes = 0; + sig_atomic_t lock; + + BC_SIG_TRYLOCK(lock); + + while (bytes < n) { + + ssize_t written = write(fd, buf + bytes, n - bytes); + + if (BC_ERR(written == -1)) + return errno == EPIPE ? BC_STATUS_EOF : BC_STATUS_ERROR_FATAL; + + bytes += (size_t) written; + } + + BC_SIG_TRYUNLOCK(lock); + + return BC_STATUS_SUCCESS; +} + +BcStatus bc_file_flushErr(BcFile *restrict f) { + + BcStatus s; + + if (f->len) { + s = bc_file_output(f->fd, f->buf, f->len); + f->len = 0; + } + else s = BC_STATUS_SUCCESS; + + return s; +} + +void bc_file_flush(BcFile *restrict f) { + + BcStatus s = bc_file_flushErr(f); + + if (BC_ERR(s)) { + + if (s == BC_STATUS_EOF) { + vm.status = (sig_atomic_t) s; + BC_VM_JMP; + } + else bc_vm_err(BC_ERROR_FATAL_IO_ERR); + } +} + +void bc_file_write(BcFile *restrict f, const char *buf, size_t n) { + + if (n > f->cap - f->len) { + bc_file_flush(f); + assert(!f->len); + } + + if (BC_UNLIKELY(n > f->cap - f->len)) bc_file_output(f->fd, buf, n); + else { + memcpy(f->buf + f->len, buf, n); + f->len += n; + } +} + +void bc_file_printf(BcFile *restrict f, const char *fmt, ...) { + + va_list args; + + va_start(args, fmt); + bc_file_vprintf(f, fmt, args); + va_end(args); +} + +void bc_file_vprintf(BcFile *restrict f, const char *fmt, va_list args) { + + char *percent; + const char *ptr = fmt; + char buf[BC_FILE_ULL_LENGTH]; + + while ((percent = strchr(ptr, '%')) != NULL) { + + char c; + + if (percent != ptr) { + size_t len = (size_t) (percent - ptr); + bc_file_write(f, ptr, len); + } + + c = percent[1]; + + if (c == 'c') { + + uchar uc = (uchar) va_arg(args, int); + + bc_file_putchar(f, uc); + } + else if (c == 's') { + + char *s = va_arg(args, char*); + + bc_file_puts(f, s); + } +#if BC_DEBUG_CODE + else if (c == 'd') { + + int d = va_arg(args, int); + + if (d < 0) { + bc_file_putchar(f, '-'); + d = -d; + } + + if (!d) bc_file_putchar(f, '0'); + else { + bc_file_ultoa((unsigned long long) d, buf); + bc_file_puts(f, buf); + } + } +#endif // BC_DEBUG_CODE + else { + + unsigned long long ull; + + assert((c == 'l' || c == 'z') && percent[2] == 'u'); + + if (c == 'z') ull = (unsigned long long) va_arg(args, size_t); + else ull = (unsigned long long) va_arg(args, unsigned long); + + if (!ull) bc_file_putchar(f, '0'); + else { + bc_file_ultoa(ull, buf); + bc_file_puts(f, buf); + } + } + + ptr = percent + 2 + (c == 'l' || c == 'z'); + } + + if (ptr[0]) bc_file_puts(f, ptr); +} + +void bc_file_puts(BcFile *restrict f, const char *str) { + bc_file_write(f, str, strlen(str)); +} + +void bc_file_putchar(BcFile *restrict f, uchar c) { + if (f->len == f->cap) bc_file_flush(f); + assert(f->len < f->cap); + f->buf[f->len] = (char) c; + f->len += 1; +} + +void bc_file_init(BcFile *f, int fd, char *buf, size_t cap) { + BC_SIG_ASSERT_LOCKED; + f->fd = fd; + f->buf = buf; + f->len = 0; + f->cap = cap; +} + +void bc_file_free(BcFile *f) { + BC_SIG_ASSERT_LOCKED; + bc_file_flush(f); +} diff --git a/src/history/history.c b/src/history/history.c new file mode 100644 index 000000000000..ad917e65ba08 --- /dev/null +++ b/src/history/history.c @@ -0,0 +1,1450 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * Adapted from the following: + * + * linenoise.c -- guerrilla line editing library against the idea that a + * line editing lib needs to be 20,000 lines of C code. + * + * You can find the original source code at: + * http://github.com/antirez/linenoise + * + * You can find the fork that this code is based on at: + * https://github.com/rain-1/linenoise-mob + * + * ------------------------------------------------------------------------ + * + * This code is also under the following license: + * + * Copyright (c) 2010-2016, Salvatore Sanfilippo + * Copyright (c) 2010-2013, Pieter Noordhuis + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * ------------------------------------------------------------------------ + * + * Does a number of crazy assumptions that happen to be true in 99.9999% of + * the 2010 UNIX computers around. + * + * References: + * - http://invisible-island.net/xterm/ctlseqs/ctlseqs.html + * - http://www.3waylabs.com/nw/WWW/products/wizcon/vt220.html + * + * Todo list: + * - Filter bogus Ctrl+ combinations. + * - Win32 support + * + * Bloat: + * - History search like Ctrl+r in readline? + * + * List of escape sequences used by this program, we do everything just + * with three sequences. In order to be so cheap we may have some + * flickering effect with some slow terminal, but the lesser sequences + * the more compatible. + * + * EL (Erase Line) + * Sequence: ESC [ n K + * Effect: if n is 0 or missing, clear from cursor to end of line + * Effect: if n is 1, clear from beginning of line to cursor + * Effect: if n is 2, clear entire line + * + * CUF (CUrsor Forward) + * Sequence: ESC [ n C + * Effect: moves cursor forward n chars + * + * CUB (CUrsor Backward) + * Sequence: ESC [ n D + * Effect: moves cursor backward n chars + * + * The following is used to get the terminal width if getting + * the width with the TIOCGWINSZ ioctl fails + * + * DSR (Device Status Report) + * Sequence: ESC [ 6 n + * Effect: reports the current cusor position as ESC [ n ; m R + * where n is the row and m is the column + * + * When multi line mode is enabled, we also use two additional escape + * sequences. However multi line editing is disabled by default. + * + * CUU (CUrsor Up) + * Sequence: ESC [ n A + * Effect: moves cursor up of n chars. + * + * CUD (CUrsor Down) + * Sequence: ESC [ n B + * Effect: moves cursor down of n chars. + * + * When bc_history_clearScreen() is called, two additional escape sequences + * are used in order to clear the screen and position the cursor at home + * position. + * + * CUP (CUrsor Position) + * Sequence: ESC [ H + * Effect: moves the cursor to upper left corner + * + * ED (Erase Display) + * Sequence: ESC [ 2 J + * Effect: clear the whole screen + * + * ***************************************************************************** + * + * Code for line history. + * + */ + +#if BC_ENABLE_HISTORY + +#include +#include +#include +#include +#include +#include + +#include + +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include + +static void bc_history_add(BcHistory *h, char *line); +static void bc_history_add_empty(BcHistory *h); + +/** + * Check if the code is a wide character. + */ +static bool bc_history_wchar(uint32_t cp) { + + size_t i; + + for (i = 0; i < bc_history_wchars_len; ++i) { + + // Ranges are listed in ascending order. Therefore, once the + // whole range is higher than the codepoint we're testing, the + // codepoint won't be found in any remaining range => bail early. + if (bc_history_wchars[i][0] > cp) return false; + + // Test this range. + if (bc_history_wchars[i][0] <= cp && cp <= bc_history_wchars[i][1]) + return true; + } + + return false; +} + +/** + * Check if the code is a combining character. + */ +static bool bc_history_comboChar(uint32_t cp) { + + size_t i; + + for (i = 0; i < bc_history_combo_chars_len; ++i) { + + // Combining chars are listed in ascending order, so once we pass + // the codepoint of interest, we know it's not a combining char. + if (bc_history_combo_chars[i] > cp) return false; + if (bc_history_combo_chars[i] == cp) return true; + } + + return false; +} + +/** + * Get length of previous UTF8 character. + */ +static size_t bc_history_prevCharLen(const char *buf, size_t pos) { + size_t end = pos; + for (pos -= 1; pos < end && (buf[pos] & 0xC0) == 0x80; --pos); + return end - (pos >= end ? 0 : pos); +} + +/** + * Convert UTF-8 to Unicode code point. + */ +static size_t bc_history_codePoint(const char *s, size_t len, uint32_t *cp) { + + if (len) { + + uchar byte = (uchar) s[0]; + + if ((byte & 0x80) == 0) { + *cp = byte; + return 1; + } + else if ((byte & 0xE0) == 0xC0) { + + if (len >= 2) { + *cp = (((uint32_t) (s[0] & 0x1F)) << 6) | + ((uint32_t) (s[1] & 0x3F)); + return 2; + } + } + else if ((byte & 0xF0) == 0xE0) { + + if (len >= 3) { + *cp = (((uint32_t) (s[0] & 0x0F)) << 12) | + (((uint32_t) (s[1] & 0x3F)) << 6) | + ((uint32_t) (s[2] & 0x3F)); + return 3; + } + } + else if ((byte & 0xF8) == 0xF0) { + + if (len >= 4) { + *cp = (((uint32_t) (s[0] & 0x07)) << 18) | + (((uint32_t) (s[1] & 0x3F)) << 12) | + (((uint32_t) (s[2] & 0x3F)) << 6) | + ((uint32_t) (s[3] & 0x3F)); + return 4; + } + } + else { + *cp = 0xFFFD; + return 1; + } + } + + *cp = 0; + + return 1; +} + +/** + * Get length of next grapheme. + */ +static size_t bc_history_nextLen(const char *buf, size_t buf_len, + size_t pos, size_t *col_len) +{ + uint32_t cp; + size_t beg = pos; + size_t len = bc_history_codePoint(buf + pos, buf_len - pos, &cp); + + if (bc_history_comboChar(cp)) { + // Currently unreachable? + return 0; + } + + if (col_len != NULL) *col_len = bc_history_wchar(cp) ? 2 : 1; + + pos += len; + + while (pos < buf_len) { + + len = bc_history_codePoint(buf + pos, buf_len - pos, &cp); + + if (!bc_history_comboChar(cp)) return pos - beg; + + pos += len; + } + + return pos - beg; +} + +/** + * Get length of previous grapheme. + */ +static size_t bc_history_prevLen(const char *buf, size_t pos, size_t *col_len) { + + size_t end = pos; + + while (pos > 0) { + + uint32_t cp; + size_t len = bc_history_prevCharLen(buf, pos); + + pos -= len; + bc_history_codePoint(buf + pos, len, &cp); + + if (!bc_history_comboChar(cp)) { + if (col_len != NULL) *col_len = 1 + (bc_history_wchar(cp) != 0); + return end - pos; + } + } + + // Currently unreachable? + return 0; +} + +static ssize_t bc_history_read(char *buf, size_t n) { + + ssize_t ret; + + BC_SIG_LOCK; + + do { + ret = read(STDIN_FILENO, buf, n); + } while (ret == EINTR); + + BC_SIG_UNLOCK; + + return ret; +} + +/** + * Read a Unicode code point from a file. + */ +static BcStatus bc_history_readCode(char *buf, size_t buf_len, + uint32_t *cp, size_t *nread) +{ + ssize_t n; + + assert(buf_len >= 1); + + n = bc_history_read(buf, 1); + if (BC_ERR(n <= 0)) goto err; + + uchar byte = (uchar) buf[0]; + + if ((byte & 0x80) != 0) { + + if ((byte & 0xE0) == 0xC0) { + assert(buf_len >= 2); + n = bc_history_read(buf + 1, 1); + if (BC_ERR(n <= 0)) goto err; + } + else if ((byte & 0xF0) == 0xE0) { + assert(buf_len >= 3); + n = bc_history_read(buf + 1, 2); + if (BC_ERR(n <= 0)) goto err; + } + else if ((byte & 0xF8) == 0xF0) { + assert(buf_len >= 3); + n = bc_history_read(buf + 1, 3); + if (BC_ERR(n <= 0)) goto err; + } + else { + n = -1; + goto err; + } + } + + *nread = bc_history_codePoint(buf, buf_len, cp); + + return BC_STATUS_SUCCESS; + +err: + if (BC_ERR(n < 0)) bc_vm_err(BC_ERROR_FATAL_IO_ERR); + else *nread = (size_t) n; + return BC_STATUS_EOF; +} + +/** + * Get column length from begining of buffer to current byte position. + */ +static size_t bc_history_colPos(const char *buf, size_t buf_len, size_t pos) { + + size_t ret = 0, off = 0; + + while (off < pos) { + + size_t col_len, len; + + len = bc_history_nextLen(buf, buf_len, off, &col_len); + + off += len; + ret += col_len; + } + + return ret; +} + +/** + * Return true if the terminal name is in the list of terminals we know are + * not able to understand basic escape sequences. + */ +static inline bool bc_history_isBadTerm(void) { + + size_t i; + char *term = getenv("TERM"); + + if (term == NULL) return false; + + for (i = 0; bc_history_bad_terms[i]; ++i) { + if (!strcasecmp(term, bc_history_bad_terms[i])) return true; + } + + return false; +} + +/** + * Raw mode: 1960's black magic. + */ +static void bc_history_enableRaw(BcHistory *h) { + + struct termios raw; + int err; + + assert(BC_TTYIN); + + if (h->rawMode) return; + + BC_SIG_LOCK; + + if (BC_ERR(tcgetattr(STDIN_FILENO, &h->orig_termios) == -1)) + bc_vm_err(BC_ERROR_FATAL_IO_ERR); + + BC_SIG_UNLOCK; + + // Modify the original mode. + raw = h->orig_termios; + + // Input modes: no break, no CR to NL, no parity check, no strip char, + // no start/stop output control. + raw.c_iflag &= (unsigned int) (~(BRKINT | ICRNL | INPCK | ISTRIP | IXON)); + + // Control modes - set 8 bit chars. + raw.c_cflag |= (CS8); + + // Local modes - choing off, canonical off, no extended functions, + // no signal chars (^Z,^C). + raw.c_lflag &= (unsigned int) (~(ECHO | ICANON | IEXTEN | ISIG)); + + // Control chars - set return condition: min number of bytes and timer. + // We want read to give every single byte, w/o timeout (1 byte, no timer). + raw.c_cc[VMIN] = 1; + raw.c_cc[VTIME] = 0; + + BC_SIG_LOCK; + + // Put terminal in raw mode after flushing. + do { + err = tcsetattr(STDIN_FILENO, TCSAFLUSH, &raw); + } while (BC_ERR(err < 0) && errno == EINTR); + + BC_SIG_UNLOCK; + + if (BC_ERR(err < 0)) bc_vm_err(BC_ERROR_FATAL_IO_ERR); + + h->rawMode = true; +} + +static void bc_history_disableRaw(BcHistory *h) { + + // Don't even check the return value as it's too late. + if (!h->rawMode) return; + + BC_SIG_LOCK; + + if (BC_ERR(tcsetattr(STDIN_FILENO, TCSAFLUSH, &h->orig_termios) != -1)) + h->rawMode = false; + + BC_SIG_UNLOCK; +} + +/** + * Use the ESC [6n escape sequence to query the horizontal cursor position + * and return it. On error -1 is returned, on success the position of the + * cursor. + */ +static size_t bc_history_cursorPos(void) { + + char buf[BC_HIST_SEQ_SIZE]; + char *ptr, *ptr2; + size_t cols, rows, i; + + // Report cursor location. + bc_file_write(&vm.fout, "\x1b[6n", 4); + bc_file_flush(&vm.fout); + + // Read the response: ESC [ rows ; cols R. + for (i = 0; i < sizeof(buf) - 1; ++i) { + if (bc_history_read(buf + i, 1) != 1 || buf[i] == 'R') break; + } + + buf[i] = '\0'; + + if (BC_ERR(buf[0] != BC_ACTION_ESC || buf[1] != '[')) return SIZE_MAX; + + // Parse it. + ptr = buf + 2; + rows = strtoul(ptr, &ptr2, 10); + + if (BC_ERR(!rows || ptr2[0] != ';')) return SIZE_MAX; + + ptr = ptr2 + 1; + cols = strtoul(ptr, NULL, 10); + + if (BC_ERR(!cols)) return SIZE_MAX; + + return cols <= UINT16_MAX ? cols : 0; +} + +/** + * Try to get the number of columns in the current terminal, or assume 80 + * if it fails. + */ +static size_t bc_history_columns(void) { + + struct winsize ws; + int ret; + + BC_SIG_LOCK; + + ret = ioctl(vm.fout.fd, TIOCGWINSZ, &ws); + + BC_SIG_UNLOCK; + + if (BC_ERR(ret == -1 || !ws.ws_col)) { + + // Calling ioctl() failed. Try to query the terminal itself. + size_t start, cols; + + // Get the initial position so we can restore it later. + start = bc_history_cursorPos(); + if (BC_ERR(start == SIZE_MAX)) return BC_HIST_DEF_COLS; + + // Go to right margin and get position. + bc_file_write(&vm.fout, "\x1b[999C", 6); + bc_file_flush(&vm.fout); + cols = bc_history_cursorPos(); + if (BC_ERR(cols == SIZE_MAX)) return BC_HIST_DEF_COLS; + + // Restore position. + if (cols > start) { + bc_file_printf(&vm.fout, "\x1b[%zuD", cols - start); + bc_file_flush(&vm.fout); + } + + return cols; + } + + return ws.ws_col; +} + +#if BC_ENABLE_PROMPT +/** + * Check if text is an ANSI escape sequence. + */ +static bool bc_history_ansiEscape(const char *buf, size_t buf_len, size_t *len) +{ + if (buf_len > 2 && !memcmp("\033[", buf, 2)) { + + size_t off = 2; + + while (off < buf_len) { + + char c = buf[off++]; + + if ((c >= 'A' && c <= 'K' && c != 'I') || + c == 'S' || c == 'T' || c == 'f' || c == 'm') + { + *len = off; + return true; + } + } + } + + return false; +} + +/** + * Get column length of prompt text. + */ +static size_t bc_history_promptColLen(const char *prompt, size_t plen) { + + char buf[BC_HIST_MAX_LINE + 1]; + size_t buf_len = 0, off = 0; + + while (off < plen) { + + size_t len; + + if (bc_history_ansiEscape(prompt + off, plen - off, &len)) { + off += len; + continue; + } + + buf[buf_len++] = prompt[off++]; + } + + return bc_history_colPos(buf, buf_len, buf_len); +} +#endif // BC_ENABLE_PROMPT + +/** + * Rewrites the currently edited line accordingly to the buffer content, + * cursor position, and number of columns of the terminal. + */ +static void bc_history_refresh(BcHistory *h) { + + char* buf = h->buf.v; + size_t colpos, len = BC_HIST_BUF_LEN(h), pos = h->pos; + + bc_file_flush(&vm.fout); + + while(h->pcol + bc_history_colPos(buf, len, pos) >= h->cols) { + + size_t chlen = bc_history_nextLen(buf, len, 0, NULL); + + buf += chlen; + len -= chlen; + pos -= chlen; + } + + while (h->pcol + bc_history_colPos(buf, len, len) > h->cols) + len -= bc_history_prevLen(buf, len, NULL); + + // Cursor to left edge. + bc_file_write(&vm.fout, "\r", 1); + + // Write the prompt, if desired. +#if BC_ENABLE_PROMPT + if (BC_USE_PROMPT) bc_file_write(&vm.fout, h->prompt, h->plen); +#endif // BC_ENABLE_PROMPT + + bc_file_write(&vm.fout, buf, BC_HIST_BUF_LEN(h)); + + // Erase to right. + bc_file_write(&vm.fout, "\x1b[0K", 4); + + // Move cursor to original position. + colpos = bc_history_colPos(buf, len, pos) + h->pcol; + + if (colpos) bc_file_printf(&vm.fout, "\r\x1b[%zuC", colpos); + + bc_file_flush(&vm.fout); +} + +/** + * Insert the character 'c' at cursor current position. + */ +static void bc_history_edit_insert(BcHistory *h, const char *cbuf, size_t clen) +{ + bc_vec_expand(&h->buf, bc_vm_growSize(h->buf.len, clen)); + + if (h->pos == BC_HIST_BUF_LEN(h)) { + + size_t colpos = 0, len; + + memcpy(bc_vec_item(&h->buf, h->pos), cbuf, clen); + + h->pos += clen; + h->buf.len += clen - 1; + bc_vec_pushByte(&h->buf, '\0'); + + len = BC_HIST_BUF_LEN(h); +#if BC_ENABLE_PROMPT + colpos = bc_history_promptColLen(h->prompt, h->plen); +#endif // BC_ENABLE_PROMPT + colpos += bc_history_colPos(h->buf.v, len, len); + + if (colpos < h->cols) { + + // Avoid a full update of the line in the trivial case. + bc_file_write(&vm.fout, cbuf, clen); + bc_file_flush(&vm.fout); + } + else bc_history_refresh(h); + } + else { + + size_t amt = BC_HIST_BUF_LEN(h) - h->pos; + + memmove(h->buf.v + h->pos + clen, h->buf.v + h->pos, amt); + memcpy(h->buf.v + h->pos, cbuf, clen); + + h->pos += clen; + h->buf.len += clen; + h->buf.v[BC_HIST_BUF_LEN(h)] = '\0'; + + bc_history_refresh(h); + } +} + +/** + * Move cursor to the left. + */ +static void bc_history_edit_left(BcHistory *h) { + + if (h->pos <= 0) return; + + h->pos -= bc_history_prevLen(h->buf.v, h->pos, NULL); + + bc_history_refresh(h); +} + +/** + * Move cursor on the right. +*/ +static void bc_history_edit_right(BcHistory *h) { + + if (h->pos == BC_HIST_BUF_LEN(h)) return; + + h->pos += bc_history_nextLen(h->buf.v, BC_HIST_BUF_LEN(h), h->pos, NULL); + + bc_history_refresh(h); +} + +/** + * Move cursor to the end of the current word. + */ +static void bc_history_edit_wordEnd(BcHistory *h) { + + size_t len = BC_HIST_BUF_LEN(h); + + if (!len || h->pos >= len) return; + + while (h->pos < len && isspace(h->buf.v[h->pos])) h->pos += 1; + while (h->pos < len && !isspace(h->buf.v[h->pos])) h->pos += 1; + + bc_history_refresh(h); +} + +/** + * Move cursor to the start of the current word. + */ +static void bc_history_edit_wordStart(BcHistory *h) { + + size_t len = BC_HIST_BUF_LEN(h); + + if (!len) return; + + while (h->pos > 0 && isspace(h->buf.v[h->pos - 1])) h->pos -= 1; + while (h->pos > 0 && !isspace(h->buf.v[h->pos - 1])) h->pos -= 1; + + bc_history_refresh(h); +} + +/** + * Move cursor to the start of the line. + */ +static void bc_history_edit_home(BcHistory *h) { + + if (!h->pos) return; + + h->pos = 0; + + bc_history_refresh(h); +} + +/** + * Move cursor to the end of the line. + */ +static void bc_history_edit_end(BcHistory *h) { + + if (h->pos == BC_HIST_BUF_LEN(h)) return; + + h->pos = BC_HIST_BUF_LEN(h); + + bc_history_refresh(h); +} + +/** + * Substitute the currently edited line with the next or previous history + * entry as specified by 'dir' (direction). + */ +static void bc_history_edit_next(BcHistory *h, bool dir) { + + const char *dup, *str; + + if (h->history.len <= 1) return; + + BC_SIG_LOCK; + + if (h->buf.v[0]) dup = bc_vm_strdup(h->buf.v); + else dup = ""; + + // Update the current history entry before + // overwriting it with the next one. + bc_vec_replaceAt(&h->history, h->history.len - 1 - h->idx, &dup); + + BC_SIG_UNLOCK; + + // Show the new entry. + h->idx += (dir == BC_HIST_PREV ? 1 : SIZE_MAX); + + if (h->idx == SIZE_MAX) { + h->idx = 0; + return; + } + else if (h->idx >= h->history.len) { + h->idx = h->history.len - 1; + return; + } + + str = *((char**) bc_vec_item(&h->history, h->history.len - 1 - h->idx)); + bc_vec_string(&h->buf, strlen(str), str); + assert(h->buf.len > 0); + + h->pos = BC_HIST_BUF_LEN(h); + + bc_history_refresh(h); +} + +/** + * Delete the character at the right of the cursor without altering the cursor + * position. Basically this is what happens with the "Delete" keyboard key. + */ +static void bc_history_edit_delete(BcHistory *h) { + + size_t chlen, len = BC_HIST_BUF_LEN(h); + + if (!len || h->pos >= len) return; + + chlen = bc_history_nextLen(h->buf.v, len, h->pos, NULL); + + memmove(h->buf.v + h->pos, h->buf.v + h->pos + chlen, len - h->pos - chlen); + + h->buf.len -= chlen; + h->buf.v[BC_HIST_BUF_LEN(h)] = '\0'; + + bc_history_refresh(h); +} + +static void bc_history_edit_backspace(BcHistory *h) { + + size_t chlen, len = BC_HIST_BUF_LEN(h); + + if (!h->pos || !len) return; + + chlen = bc_history_prevLen(h->buf.v, h->pos, NULL); + + memmove(h->buf.v + h->pos - chlen, h->buf.v + h->pos, len - h->pos); + + h->pos -= chlen; + h->buf.len -= chlen; + h->buf.v[BC_HIST_BUF_LEN(h)] = '\0'; + + bc_history_refresh(h); +} + +/** + * Delete the previous word, maintaining the cursor at the start of the + * current word. + */ +static void bc_history_edit_deletePrevWord(BcHistory *h) { + + size_t diff, old_pos = h->pos; + + while (h->pos > 0 && h->buf.v[h->pos - 1] == ' ') --h->pos; + while (h->pos > 0 && h->buf.v[h->pos - 1] != ' ') --h->pos; + + diff = old_pos - h->pos; + memmove(h->buf.v + h->pos, h->buf.v + old_pos, + BC_HIST_BUF_LEN(h) - old_pos + 1); + h->buf.len -= diff; + + bc_history_refresh(h); +} + +/** + * Delete the next word, maintaining the cursor at the same position. + */ +static void bc_history_edit_deleteNextWord(BcHistory *h) { + + size_t next_end = h->pos, len = BC_HIST_BUF_LEN(h); + + while (next_end < len && h->buf.v[next_end] == ' ') ++next_end; + while (next_end < len && h->buf.v[next_end] != ' ') ++next_end; + + memmove(h->buf.v + h->pos, h->buf.v + next_end, len - next_end); + + h->buf.len -= next_end - h->pos; + + bc_history_refresh(h); +} + +static void bc_history_swap(BcHistory *h) { + + size_t pcl, ncl; + char auxb[5]; + + pcl = bc_history_prevLen(h->buf.v, h->pos, NULL); + ncl = bc_history_nextLen(h->buf.v, BC_HIST_BUF_LEN(h), h->pos, NULL); + + // To perform a swap we need: + // * nonzero char length to the left + // * not at the end of the line + if (pcl && h->pos != BC_HIST_BUF_LEN(h) && pcl < 5 && ncl < 5) { + + memcpy(auxb, h->buf.v + h->pos - pcl, pcl); + memcpy(h->buf.v + h->pos - pcl, h->buf.v + h->pos, ncl); + memcpy(h->buf.v + h->pos - pcl + ncl, auxb, pcl); + + h->pos += -pcl + ncl; + + bc_history_refresh(h); + } +} + +/** + * Handle escape sequences. + */ +static void bc_history_escape(BcHistory *h) { + + char c, seq[3]; + + if (BC_ERR(BC_HIST_READ(seq, 1))) return; + + c = seq[0]; + + // ESC ? sequences. + if (c != '[' && c != 'O') { + if (c == 'f') bc_history_edit_wordEnd(h); + else if (c == 'b') bc_history_edit_wordStart(h); + else if (c == 'd') bc_history_edit_deleteNextWord(h); + } + else { + + if (BC_ERR(BC_HIST_READ(seq + 1, 1))) + bc_vm_err(BC_ERROR_FATAL_IO_ERR); + + // ESC [ sequences. + if (c == '[') { + + c = seq[1]; + + if (c >= '0' && c <= '9') { + + // Extended escape, read additional byte. + if (BC_ERR(BC_HIST_READ(seq + 2, 1))) + bc_vm_err(BC_ERROR_FATAL_IO_ERR); + + if (seq[2] == '~' && c == '3') bc_history_edit_delete(h); + else if(seq[2] == ';') { + + if (BC_ERR(BC_HIST_READ(seq, 2))) + bc_vm_err(BC_ERROR_FATAL_IO_ERR); + + if (seq[0] != '5') return; + else if (seq[1] == 'C') bc_history_edit_wordEnd(h); + else if (seq[1] == 'D') bc_history_edit_wordStart(h); + } + } + else { + + switch(c) { + + // Up. + case 'A': + { + bc_history_edit_next(h, BC_HIST_PREV); + break; + } + + // Down. + case 'B': + { + bc_history_edit_next(h, BC_HIST_NEXT); + break; + } + + // Right. + case 'C': + { + bc_history_edit_right(h); + break; + } + + // Left. + case 'D': + { + bc_history_edit_left(h); + break; + } + + // Home. + case 'H': + case '1': + { + bc_history_edit_home(h); + break; + } + + // End. + case 'F': + case '4': + { + bc_history_edit_end(h); + break; + } + + case 'd': + { + bc_history_edit_deleteNextWord(h); + break; + } + } + } + } + // ESC O sequences. + else if (c == 'O') { + + switch (seq[1]) { + + case 'A': + { + bc_history_edit_next(h, BC_HIST_PREV); + break; + } + + case 'B': + { + bc_history_edit_next(h, BC_HIST_NEXT); + break; + } + + case 'C': + { + bc_history_edit_right(h); + break; + } + + case 'D': + { + bc_history_edit_left(h); + break; + } + + case 'F': + { + bc_history_edit_end(h); + break; + } + + case 'H': + { + bc_history_edit_home(h); + break; + } + } + } + } +} + +static void bc_history_reset(BcHistory *h) { + + h->oldcolpos = h->pos = h->idx = 0; + h->cols = bc_history_columns(); + + // The latest history entry is always our current buffer, that + // initially is just an empty string. + bc_history_add_empty(h); + + // Buffer starts empty. + bc_vec_empty(&h->buf); +} + +static void bc_history_printCtrl(BcHistory *h, unsigned int c) { + + char str[3] = "^A"; + const char newline[2] = "\n"; + + str[1] = (char) (c + 'A' - BC_ACTION_CTRL_A); + + bc_vec_concat(&h->buf, str); + + bc_history_refresh(h); + + bc_vec_npop(&h->buf, sizeof(str)); + bc_vec_pushByte(&h->buf, '\0'); + + if (c != BC_ACTION_CTRL_C && c != BC_ACTION_CTRL_D) { + bc_file_write(&vm.fout, newline, sizeof(newline) - 1); + bc_history_refresh(h); + } +} + +/** + * This function is the core of the line editing capability of bc history. + * It expects 'fd' to be already in "raw mode" so that every key pressed + * will be returned ASAP to read(). + */ +static BcStatus bc_history_edit(BcHistory *h, const char *prompt) { + + bc_history_reset(h); + +#if BC_ENABLE_PROMPT + if (BC_USE_PROMPT) { + + h->prompt = prompt; + h->plen = strlen(prompt); + h->pcol = bc_history_promptColLen(prompt, h->plen); + + bc_file_write(&vm.fout, prompt, h->plen); + bc_file_flush(&vm.fout); + } +#endif // BC_ENABLE_PROMPT + + for (;;) { + + BcStatus s; + // Large enough for any encoding? + char cbuf[32]; + unsigned int c = 0; + size_t nread = 0; + + s = bc_history_readCode(cbuf, sizeof(cbuf), &c, &nread); + if (BC_ERR(s)) return s; + + switch (c) { + + case BC_ACTION_LINE_FEED: + case BC_ACTION_ENTER: + { + bc_vec_pop(&h->history); + return s; + } + + case BC_ACTION_TAB: + { + memcpy(cbuf, bc_history_tab, bc_history_tab_len + 1); + bc_history_edit_insert(h, cbuf, bc_history_tab_len); + break; + } + + case BC_ACTION_CTRL_C: + { + bc_history_printCtrl(h, c); + bc_file_write(&vm.fout, vm.sigmsg, vm.siglen); + bc_file_write(&vm.fout, bc_program_ready_msg, + bc_program_ready_msg_len); + bc_history_reset(h); + bc_history_refresh(h); + break; + } + + case BC_ACTION_BACKSPACE: + case BC_ACTION_CTRL_H: + { + bc_history_edit_backspace(h); + break; + } + + // Act as end-of-file. + case BC_ACTION_CTRL_D: + { + bc_history_printCtrl(h, c); + return BC_STATUS_EOF; + } + + // Swaps current character with previous. + case BC_ACTION_CTRL_T: + { + bc_history_swap(h); + break; + } + + case BC_ACTION_CTRL_B: + { + bc_history_edit_left(h); + break; + } + + case BC_ACTION_CTRL_F: + { + bc_history_edit_right(h); + break; + } + + case BC_ACTION_CTRL_P: + { + bc_history_edit_next(h, BC_HIST_PREV); + break; + } + + case BC_ACTION_CTRL_N: + { + bc_history_edit_next(h, BC_HIST_NEXT); + break; + } + + case BC_ACTION_ESC: + { + bc_history_escape(h); + break; + } + + // Delete the whole line. + case BC_ACTION_CTRL_U: + { + bc_vec_string(&h->buf, 0, ""); + h->pos = 0; + + bc_history_refresh(h); + + break; + } + + // Delete from current to end of line. + case BC_ACTION_CTRL_K: + { + bc_vec_npop(&h->buf, h->buf.len - h->pos); + bc_vec_pushByte(&h->buf, '\0'); + bc_history_refresh(h); + break; + } + + // Go to the start of the line. + case BC_ACTION_CTRL_A: + { + bc_history_edit_home(h); + break; + } + + // Go to the end of the line. + case BC_ACTION_CTRL_E: + { + bc_history_edit_end(h); + break; + } + + // Clear screen. + case BC_ACTION_CTRL_L: + { + bc_file_write(&vm.fout, "\x1b[H\x1b[2J", 7); + bc_history_refresh(h); + break; + } + + // Delete previous word. + case BC_ACTION_CTRL_W: + { + bc_history_edit_deletePrevWord(h); + break; + } + + default: + { + if (c >= BC_ACTION_CTRL_A && c <= BC_ACTION_CTRL_Z) + bc_history_printCtrl(h, c); + else bc_history_edit_insert(h, cbuf, nread); + break; + } + } + } + + return BC_STATUS_SUCCESS; +} + +static inline bool bc_history_stdinHasData(BcHistory *h) { + int n; + return pselect(1, &h->rdset, NULL, NULL, &h->ts, &h->sigmask) > 0 || + (ioctl(STDIN_FILENO, FIONREAD, &n) >= 0 && n > 0); +} + +/** + * This function calls the line editing function bc_history_edit() + * using the STDIN file descriptor set in raw mode. + */ +static BcStatus bc_history_raw(BcHistory *h, const char *prompt) { + + BcStatus s; + + assert(vm.fout.len == 0); + + bc_history_enableRaw(h); + + s = bc_history_edit(h, prompt); + + h->stdin_has_data = bc_history_stdinHasData(h); + if (!h->stdin_has_data) bc_history_disableRaw(h); + + bc_file_write(&vm.fout, "\n", 1); + bc_file_flush(&vm.fout); + + return s; +} + +BcStatus bc_history_line(BcHistory *h, BcVec *vec, const char *prompt) { + + BcStatus s; + char* line; + + s = bc_history_raw(h, prompt); + assert(!s || s == BC_STATUS_EOF); + + bc_vec_string(vec, BC_HIST_BUF_LEN(h), h->buf.v); + + if (h->buf.v[0]) { + + BC_SIG_LOCK; + + line = bc_vm_strdup(h->buf.v); + + BC_SIG_UNLOCK; + + bc_history_add(h, line); + } + else bc_history_add_empty(h); + + bc_vec_concat(vec, "\n"); + + return s; +} + +static void bc_history_add(BcHistory *h, char *line) { + + if (h->history.len) { + + char *s = *((char**) bc_vec_item_rev(&h->history, 0)); + + if (!strcmp(s, line)) { + + BC_SIG_LOCK; + + free(line); + + BC_SIG_UNLOCK; + + return; + } + } + + bc_vec_push(&h->history, &line); +} + +static void bc_history_add_empty(BcHistory *h) { + + const char *line = ""; + + if (h->history.len) { + + char *s = *((char**) bc_vec_item_rev(&h->history, 0)); + + if (!s[0]) return; + } + + bc_vec_push(&h->history, &line); +} + +static void bc_history_string_free(void *str) { + char *s = *((char**) str); + BC_SIG_ASSERT_LOCKED; + if (s[0]) free(s); +} + +void bc_history_init(BcHistory *h) { + + BC_SIG_ASSERT_LOCKED; + + bc_vec_init(&h->buf, sizeof(char), NULL); + bc_vec_init(&h->history, sizeof(char*), bc_history_string_free); + + FD_ZERO(&h->rdset); + FD_SET(STDIN_FILENO, &h->rdset); + h->ts.tv_sec = 0; + h->ts.tv_nsec = 0; + + sigemptyset(&h->sigmask); + sigaddset(&h->sigmask, SIGINT); + + h->rawMode = h->stdin_has_data = false; + h->badTerm = bc_history_isBadTerm(); +} + +void bc_history_free(BcHistory *h) { + BC_SIG_ASSERT_LOCKED; + bc_history_disableRaw(h); +#ifndef NDEBUG + bc_vec_free(&h->buf); + bc_vec_free(&h->history); +#endif // NDEBUG +} + +/** + * This special mode is used by bc history in order to print scan codes + * on screen for debugging / development purposes. + */ +#if BC_DEBUG_CODE +void bc_history_printKeyCodes(BcHistory *h) { + + char quit[4]; + + bc_vm_printf("Linenoise key codes debugging mode.\n" + "Press keys to see scan codes. " + "Type 'quit' at any time to exit.\n"); + + bc_history_enableRaw(h); + memset(quit, ' ', 4); + + while(true) { + + char c; + ssize_t nread; + + nread = bc_history_read(&c, 1); + if (nread <= 0) continue; + + // Shift string to left. + memmove(quit, quit + 1, sizeof(quit) - 1); + + // Insert current char on the right. + quit[sizeof(quit) - 1] = c; + if (!memcmp(quit, "quit", sizeof(quit))) break; + + bc_vm_printf("'%c' %lu (type quit to exit)\n", + isprint(c) ? c : '?', (unsigned long) c); + + // Go left edge manually, we are in raw mode. + bc_vm_putchar('\r'); + bc_file_flush(&vm.fout); + } + + bc_history_disableRaw(h); +} +#endif // BC_DEBUG_CODE + +#endif // BC_ENABLE_HISTORY diff --git a/src/lang.c b/src/lang.c new file mode 100644 index 000000000000..6959af80fbfe --- /dev/null +++ b/src/lang.c @@ -0,0 +1,313 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * Code to manipulate data structures in programs. + * + */ + +#include +#include +#include + +#include +#include + +#ifndef NDEBUG +void bc_id_free(void *id) { + BC_SIG_ASSERT_LOCKED; + assert(id != NULL); + free(((BcId*) id)->name); +} +#endif // NDEBUG + +void bc_string_free(void *string) { + BC_SIG_ASSERT_LOCKED; + assert(string != NULL && (*((char**) string)) != NULL); + if (BC_IS_BC) free(*((char**) string)); +} + +void bc_const_free(void *constant) { + BcConst *c = constant; + BC_SIG_ASSERT_LOCKED; + assert(c->val != NULL); + free(c->val); + bc_num_free(&c->num); +} + +#if BC_ENABLED +void bc_func_insert(BcFunc *f, BcProgram *p, char *name, + BcType type, size_t line) +{ + BcLoc a; + size_t i, idx; + + assert(f != NULL); + + idx = bc_program_search(p, name, type == BC_TYPE_VAR); + + for (i = 0; i < f->autos.len; ++i) { + BcLoc *id = bc_vec_item(&f->autos, i); + if (BC_ERR(idx == id->loc && type == (BcType) id->idx)) { + const char *array = type == BC_TYPE_ARRAY ? "[]" : ""; + bc_vm_error(BC_ERROR_PARSE_DUP_LOCAL, line, name, array); + } + } + + a.loc = idx; + a.idx = type; + + bc_vec_push(&f->autos, &a); +} +#endif // BC_ENABLED + +void bc_func_init(BcFunc *f, const char *name) { + + BC_SIG_ASSERT_LOCKED; + + assert(f != NULL && name != NULL); + + bc_vec_init(&f->code, sizeof(uchar), NULL); + + // This is necessary for not allocating memory where it isn't used. + // dc does not use strings except in the main function. The else part + // is necessary to stop uninitiazed data errors in valgrind. + if (BC_IS_BC || !strcmp(name, bc_func_main)) + bc_vec_init(&f->strs, sizeof(char*), bc_string_free); +#if BC_ENABLE_FUNC_FREE + else bc_vec_clear(&f->strs); +#endif // BC_ENABLE_FUNC_FREE + + bc_vec_init(&f->consts, sizeof(BcConst), bc_const_free); +#if BC_ENABLED + if (BC_IS_BC) { + bc_vec_init(&f->autos, sizeof(BcLoc), NULL); + bc_vec_init(&f->labels, sizeof(size_t), NULL); + f->nparams = 0; + f->voidfn = false; + } +#endif // BC_ENABLED + f->name = name; +} + +void bc_func_reset(BcFunc *f) { + BC_SIG_ASSERT_LOCKED; + assert(f != NULL); + bc_vec_npop(&f->code, f->code.len); + bc_vec_npop(&f->strs, f->strs.len); + bc_vec_npop(&f->consts, f->consts.len); +#if BC_ENABLED + if (BC_IS_BC) { + bc_vec_npop(&f->autos, f->autos.len); + bc_vec_npop(&f->labels, f->labels.len); + f->nparams = 0; + f->voidfn = false; + } +#endif // BC_ENABLED +} + +void bc_func_free(void *func) { +#if BC_ENABLE_FUNC_FREE + + BcFunc *f = (BcFunc*) func; + BC_SIG_ASSERT_LOCKED; + assert(f != NULL); + bc_vec_free(&f->code); + bc_vec_free(&f->strs); + bc_vec_free(&f->consts); +#if BC_ENABLED +#ifndef NDEBUG + if (BC_IS_BC) { + bc_vec_free(&f->autos); + bc_vec_free(&f->labels); + } +#endif // NDEBUG +#endif // BC_ENABLED + +#else // BC_ENABLE_FUNC_FREE + BC_UNUSED(func); +#endif // BC_ENABLE_FUNC_FREE +} + +void bc_array_init(BcVec *a, bool nums) { + BC_SIG_ASSERT_LOCKED; + if (nums) bc_vec_init(a, sizeof(BcNum), bc_num_free); + else bc_vec_init(a, sizeof(BcVec), bc_vec_free); + bc_array_expand(a, 1); +} + +void bc_array_copy(BcVec *d, const BcVec *s) { + + size_t i; + + BC_SIG_ASSERT_LOCKED; + + assert(d != NULL && s != NULL); + assert(d != s && d->size == s->size && d->dtor == s->dtor); + + bc_vec_npop(d, d->len); + bc_vec_expand(d, s->cap); + d->len = s->len; + + for (i = 0; i < s->len; ++i) { + BcNum *dnum = bc_vec_item(d, i), *snum = bc_vec_item(s, i); + bc_num_createCopy(dnum, snum); + } +} + +void bc_array_expand(BcVec *a, size_t len) { + + assert(a != NULL); + + BC_SIG_ASSERT_LOCKED; + + bc_vec_expand(a, len); + + if (a->size == sizeof(BcNum) && a->dtor == bc_num_free) { + BcNum n; + while (len > a->len) { + bc_num_init(&n, BC_NUM_DEF_SIZE); + bc_vec_push(a, &n); + } + } + else { + BcVec v; + assert(a->size == sizeof(BcVec) && a->dtor == bc_vec_free); + while (len > a->len) { + bc_array_init(&v, true); + bc_vec_push(a, &v); + } + } +} + +void bc_result_clear(BcResult *r) { + r->t = BC_RESULT_TEMP; + bc_num_clear(&r->d.n); +} + +#if DC_ENABLED +void bc_result_copy(BcResult *d, BcResult *src) { + + assert(d != NULL && src != NULL); + + BC_SIG_ASSERT_LOCKED; + + d->t = src->t; + + switch (d->t) { + + case BC_RESULT_TEMP: + case BC_RESULT_IBASE: + case BC_RESULT_SCALE: + case BC_RESULT_OBASE: +#if BC_ENABLE_EXTRA_MATH + case BC_RESULT_SEED: +#endif // BC_ENABLE_EXTRA_MATH + { + bc_num_createCopy(&d->d.n, &src->d.n); + break; + } + + case BC_RESULT_VAR: +#if BC_ENABLED + case BC_RESULT_ARRAY: +#endif // BC_ENABLED + case BC_RESULT_ARRAY_ELEM: + { + memcpy(&d->d.loc, &src->d.loc, sizeof(BcLoc)); + break; + } + + case BC_RESULT_CONSTANT: + case BC_RESULT_STR: + { + memcpy(&d->d.n, &src->d.n, sizeof(BcNum)); + break; + } + + case BC_RESULT_ONE: + { + // Do nothing. + break; + } + +#if BC_ENABLED + case BC_RESULT_VOID: + case BC_RESULT_LAST: + { +#ifndef NDEBUG + abort(); +#endif // NDEBUG + } +#endif // BC_ENABLED + } +} +#endif // DC_ENABLED + +void bc_result_free(void *result) { + + BcResult *r = (BcResult*) result; + + BC_SIG_ASSERT_LOCKED; + + assert(r != NULL); + + switch (r->t) { + + case BC_RESULT_TEMP: + case BC_RESULT_IBASE: + case BC_RESULT_SCALE: + case BC_RESULT_OBASE: +#if BC_ENABLE_EXTRA_MATH + case BC_RESULT_SEED: +#endif // BC_ENABLE_EXTRA_MATH + { + bc_num_free(&r->d.n); + break; + } + + case BC_RESULT_VAR: +#if BC_ENABLED + case BC_RESULT_ARRAY: +#endif // BC_ENABLED + case BC_RESULT_ARRAY_ELEM: + case BC_RESULT_STR: + case BC_RESULT_CONSTANT: + case BC_RESULT_ONE: +#if BC_ENABLED + case BC_RESULT_VOID: + case BC_RESULT_LAST: +#endif // BC_ENABLED + { + // Do nothing. + break; + } + } +} diff --git a/src/lex.c b/src/lex.c new file mode 100644 index 000000000000..8bbc694c161f --- /dev/null +++ b/src/lex.c @@ -0,0 +1,231 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * Common code for the lexers. + * + */ + +#include +#include +#include +#include + +#include +#include +#include +#include + +void bc_lex_invalidChar(BcLex *l, char c) { + l->t = BC_LEX_INVALID; + bc_lex_verr(l, BC_ERROR_PARSE_CHAR, c); +} + +void bc_lex_lineComment(BcLex *l) { + l->t = BC_LEX_WHITESPACE; + while (l->i < l->len && l->buf[l->i] != '\n') l->i += 1; +} + +void bc_lex_comment(BcLex *l) { + + size_t i, nlines = 0; + const char *buf = l->buf; + bool end = false; + char c; + + l->i += 1; + l->t = BC_LEX_WHITESPACE; + + for (i = l->i; !end; i += !end) { + + for (; (c = buf[i]) && c != '*'; ++i) nlines += (c == '\n'); + + if (BC_ERR(!c || buf[i + 1] == '\0')) { + l->i = i; + bc_lex_err(l, BC_ERROR_PARSE_COMMENT); + } + + end = buf[i + 1] == '/'; + } + + l->i = i + 2; + l->line += nlines; +} + +void bc_lex_whitespace(BcLex *l) { + char c; + l->t = BC_LEX_WHITESPACE; + for (c = l->buf[l->i]; c != '\n' && isspace(c); c = l->buf[++l->i]); +} + +void bc_lex_commonTokens(BcLex *l, char c) { + if (!c) l->t = BC_LEX_EOF; + else if (c == '\n') l->t = BC_LEX_NLINE; + else bc_lex_whitespace(l); +} + +static size_t bc_lex_num(BcLex *l, char start, bool int_only) { + + const char *buf = l->buf + l->i; + size_t i; + char c; + bool last_pt, pt = (start == '.'); + + for (i = 0; (c = buf[i]) && (BC_LEX_NUM_CHAR(c, pt, int_only) || + (c == '\\' && buf[i + 1] == '\n')); ++i) + { + if (c == '\\') { + + if (buf[i + 1] == '\n') { + + i += 2; + + // Make sure to eat whitespace at the beginning of the line. + while(isspace(buf[i]) && buf[i] != '\n') i += 1; + + c = buf[i]; + + if (!BC_LEX_NUM_CHAR(c, pt, int_only)) break; + } + else break; + } + + last_pt = (c == '.'); + if (pt && last_pt) break; + pt = pt || last_pt; + + bc_vec_push(&l->str, &c); + } + + return i; +} + +void bc_lex_number(BcLex *l, char start) { + + l->t = BC_LEX_NUMBER; + + bc_vec_npop(&l->str, l->str.len); + bc_vec_push(&l->str, &start); + + l->i += bc_lex_num(l, start, false); + +#if BC_ENABLE_EXTRA_MATH + { + char c = l->buf[l->i]; + + if (c == 'e') { + +#if BC_ENABLED + if (BC_IS_POSIX) bc_lex_err(l, BC_ERROR_POSIX_EXP_NUM); +#endif // BC_ENABLED + + bc_vec_push(&l->str, &c); + l->i += 1; + c = l->buf[l->i]; + + if (c == BC_LEX_NEG_CHAR) { + bc_vec_push(&l->str, &c); + l->i += 1; + c = l->buf[l->i]; + } + + if (BC_ERR(!BC_LEX_NUM_CHAR(c, false, true))) + bc_lex_verr(l, BC_ERROR_PARSE_CHAR, c); + + l->i += bc_lex_num(l, 0, true); + } + } +#endif // BC_ENABLE_EXTRA_MATH + + bc_vec_pushByte(&l->str, '\0'); +} + +void bc_lex_name(BcLex *l) { + + size_t i = 0; + const char *buf = l->buf + l->i - 1; + char c = buf[i]; + + l->t = BC_LEX_NAME; + + while ((c >= 'a' && c <= 'z') || isdigit(c) || c == '_') c = buf[++i]; + + bc_vec_string(&l->str, i, buf); + + // Increment the index. We minus 1 because it has already been incremented. + l->i += i - 1; +} + +void bc_lex_init(BcLex *l) { + BC_SIG_ASSERT_LOCKED; + assert(l != NULL); + bc_vec_init(&l->str, sizeof(char), NULL); +} + +void bc_lex_free(BcLex *l) { + BC_SIG_ASSERT_LOCKED; + assert(l != NULL); + bc_vec_free(&l->str); +} + +void bc_lex_file(BcLex *l, const char *file) { + assert(l != NULL && file != NULL); + l->line = 1; + vm.file = file; +} + +void bc_lex_next(BcLex *l) { + + assert(l != NULL); + + l->last = l->t; + l->line += (l->i != 0 && l->buf[l->i - 1] == '\n'); + + if (BC_ERR(l->last == BC_LEX_EOF)) bc_lex_err(l, BC_ERROR_PARSE_EOF); + + l->t = BC_LEX_EOF; + + if (l->i == l->len) return; + + // Loop until failure or we don't have whitespace. This + // is so the parser doesn't get inundated with whitespace. + do { + vm.next(l); + } while (l->t == BC_LEX_WHITESPACE); +} + +void bc_lex_text(BcLex *l, const char *text) { + assert(l != NULL && text != NULL); + l->buf = text; + l->i = 0; + l->len = strlen(text); + l->t = l->last = BC_LEX_INVALID; + bc_lex_next(l); +} diff --git a/src/main.c b/src/main.c new file mode 100644 index 000000000000..68941c5e24a5 --- /dev/null +++ b/src/main.c @@ -0,0 +1,93 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * The entry point for bc. + * + */ + +#include +#include +#include + +#include +#include + +#include + +#include +#include +#include +#include + +char output_bufs[BC_VM_BUF_SIZE]; +BcVm vm; + +int main(int argc, char *argv[]) { + + int s; + char *name; + size_t len = strlen(BC_EXECPREFIX); + + vm.locale = setlocale(LC_ALL, ""); + + name = strrchr(argv[0], '/'); + vm.name = (name == NULL) ? argv[0] : name + 1; + + if (strlen(vm.name) > len) vm.name += len; + + BC_SIG_LOCK; + + bc_vec_init(&vm.jmp_bufs, sizeof(sigjmp_buf), NULL); + + BC_SETJMP_LOCKED(exit); + +#if !DC_ENABLED + bc_main(argc, argv); +#elif !BC_ENABLED + dc_main(argc, argv); +#else + if (BC_IS_BC) bc_main(argc, argv); + else dc_main(argc, argv); +#endif + +exit: + BC_SIG_MAYLOCK; + + s = !BC_STATUS_IS_ERROR(vm.status) ? BC_STATUS_SUCCESS : (int) vm.status; + + bc_vm_shutdown(); + +#ifndef NDEBUG + bc_vec_free(&vm.jmp_bufs); +#endif // NDEBUG + + return s; +} diff --git a/src/num.c b/src/num.c new file mode 100644 index 000000000000..ac255295e970 --- /dev/null +++ b/src/num.c @@ -0,0 +1,2837 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * Code for the number type. + * + */ + +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include + +static void bc_num_m(BcNum *a, BcNum *b, BcNum *restrict c, size_t scale); + +static inline ssize_t bc_num_neg(size_t n, bool neg) { + return (((ssize_t) n) ^ -((ssize_t) neg)) + neg; +} + +ssize_t bc_num_cmpZero(const BcNum *n) { + return bc_num_neg((n)->len != 0, (n)->neg); +} + +static inline size_t bc_num_int(const BcNum *n) { + return n->len ? n->len - n->rdx : 0; +} + +static void bc_num_expand(BcNum *restrict n, size_t req) { + + assert(n != NULL); + + req = req >= BC_NUM_DEF_SIZE ? req : BC_NUM_DEF_SIZE; + + if (req > n->cap) { + + BC_SIG_LOCK; + + n->num = bc_vm_realloc(n->num, BC_NUM_SIZE(req)); + n->cap = req; + + BC_SIG_UNLOCK; + } +} + +static void bc_num_setToZero(BcNum *restrict n, size_t scale) { + assert(n != NULL); + n->scale = scale; + n->len = n->rdx = 0; + n->neg = false; +} + +static inline void bc_num_zero(BcNum *restrict n) { + bc_num_setToZero(n, 0); +} + +void bc_num_one(BcNum *restrict n) { + bc_num_zero(n); + n->len = 1; + n->num[0] = 1; +} + +static void bc_num_clean(BcNum *restrict n) { + + while (BC_NUM_NONZERO(n) && !n->num[n->len - 1]) n->len -= 1; + + if (BC_NUM_ZERO(n)) { + n->neg = false; + n->rdx = 0; + } + else if (n->len < n->rdx) n->len = n->rdx; +} + +static size_t bc_num_log10(size_t i) { + size_t len; + for (len = 1; i; i /= BC_BASE, ++len); + assert(len - 1 <= BC_BASE_DIGS + 1); + return len - 1; +} + +static inline size_t bc_num_zeroDigits(const BcDig *n) { + assert(*n >= 0); + assert(((size_t) *n) < BC_BASE_POW); + return BC_BASE_DIGS - bc_num_log10((size_t) *n); +} + +static size_t bc_num_intDigits(const BcNum *n) { + size_t digits = bc_num_int(n) * BC_BASE_DIGS; + if (digits > 0) digits -= bc_num_zeroDigits(n->num + n->len - 1); + return digits; +} + +static size_t bc_num_nonzeroLen(const BcNum *restrict n) { + size_t i, len = n->len; + assert(len == n->rdx); + for (i = len - 1; i < len && !n->num[i]; --i); + assert(i + 1 > 0); + return i + 1; +} + +static BcDig bc_num_addDigits(BcDig a, BcDig b, bool *carry) { + + assert(((BcBigDig) BC_BASE_POW) * 2 == ((BcDig) BC_BASE_POW) * 2); + assert(a < BC_BASE_POW); + assert(b < BC_BASE_POW); + + a += b + *carry; + *carry = (a >= BC_BASE_POW); + if (*carry) a -= BC_BASE_POW; + + assert(a >= 0); + assert(a < BC_BASE_POW); + + return a; +} + +static BcDig bc_num_subDigits(BcDig a, BcDig b, bool *carry) { + + assert(a < BC_BASE_POW); + assert(b < BC_BASE_POW); + + b += *carry; + *carry = (a < b); + if (*carry) a += BC_BASE_POW; + + assert(a - b >= 0); + assert(a - b < BC_BASE_POW); + + return a - b; +} + +static void bc_num_addArrays(BcDig *restrict a, const BcDig *restrict b, + size_t len) +{ + size_t i; + bool carry = false; + + for (i = 0; i < len; ++i) a[i] = bc_num_addDigits(a[i], b[i], &carry); + + for (; carry; ++i) a[i] = bc_num_addDigits(a[i], 0, &carry); +} + +static void bc_num_subArrays(BcDig *restrict a, const BcDig *restrict b, + size_t len) +{ + size_t i; + bool carry = false; + + for (i = 0; i < len; ++i) a[i] = bc_num_subDigits(a[i], b[i], &carry); + + for (; carry; ++i) a[i] = bc_num_subDigits(a[i], 0, &carry); +} + +static void bc_num_mulArray(const BcNum *restrict a, BcBigDig b, + BcNum *restrict c) +{ + size_t i; + BcBigDig carry = 0; + + assert(b <= BC_BASE_POW); + + if (a->len + 1 > c->cap) bc_num_expand(c, a->len + 1); + + memset(c->num, 0, BC_NUM_SIZE(c->cap)); + + for (i = 0; i < a->len; ++i) { + BcBigDig in = ((BcBigDig) a->num[i]) * b + carry; + c->num[i] = in % BC_BASE_POW; + carry = in / BC_BASE_POW; + } + + assert(carry < BC_BASE_POW); + c->num[i] = (BcDig) carry; + c->len = a->len; + c->len += (carry != 0); + + bc_num_clean(c); + + assert(!c->neg || BC_NUM_NONZERO(c)); + assert(c->rdx <= c->len || !c->len); + assert(!c->len || c->num[c->len - 1] || c->rdx == c->len); +} + +static void bc_num_divArray(const BcNum *restrict a, BcBigDig b, + BcNum *restrict c, BcBigDig *rem) +{ + size_t i; + BcBigDig carry = 0; + + assert(c->cap >= a->len); + + for (i = a->len - 1; i < a->len; --i) { + BcBigDig in = ((BcBigDig) a->num[i]) + carry * BC_BASE_POW; + assert(in / b < BC_BASE_POW); + c->num[i] = (BcDig) (in / b); + carry = in % b; + } + + c->len = a->len; + bc_num_clean(c); + *rem = carry; + + assert(!c->neg || BC_NUM_NONZERO(c)); + assert(c->rdx <= c->len || !c->len); + assert(!c->len || c->num[c->len - 1] || c->rdx == c->len); +} + +static ssize_t bc_num_compare(const BcDig *restrict a, const BcDig *restrict b, + size_t len) +{ + size_t i; + BcDig c = 0; + for (i = len - 1; i < len && !(c = a[i] - b[i]); --i); + return bc_num_neg(i + 1, c < 0); +} + +ssize_t bc_num_cmp(const BcNum *a, const BcNum *b) { + + size_t i, min, a_int, b_int, diff; + BcDig *max_num, *min_num; + bool a_max, neg = false; + ssize_t cmp; + + assert(a != NULL && b != NULL); + + if (a == b) return 0; + if (BC_NUM_ZERO(a)) return bc_num_neg(b->len != 0, !b->neg); + if (BC_NUM_ZERO(b)) return bc_num_cmpZero(a); + if (a->neg) { + if (b->neg) neg = true; + else return -1; + } + else if (b->neg) return 1; + + a_int = bc_num_int(a); + b_int = bc_num_int(b); + a_int -= b_int; + + if (a_int) return neg ? -((ssize_t) a_int) : (ssize_t) a_int; + + a_max = (a->rdx > b->rdx); + + if (a_max) { + min = b->rdx; + diff = a->rdx - b->rdx; + max_num = a->num + diff; + min_num = b->num; + } + else { + min = a->rdx; + diff = b->rdx - a->rdx; + max_num = b->num + diff; + min_num = a->num; + } + + cmp = bc_num_compare(max_num, min_num, b_int + min); + + if (cmp) return bc_num_neg((size_t) cmp, !a_max == !neg); + + for (max_num -= diff, i = diff - 1; i < diff; --i) { + if (max_num[i]) return bc_num_neg(1, !a_max == !neg); + } + + return 0; +} + +void bc_num_truncate(BcNum *restrict n, size_t places) { + + size_t places_rdx; + + if (!places) return; + + places_rdx = n->rdx ? n->rdx - BC_NUM_RDX(n->scale - places) : 0; + assert(places <= n->scale && (BC_NUM_ZERO(n) || places_rdx <= n->len)); + + n->scale -= places; + n->rdx -= places_rdx; + + if (BC_NUM_NONZERO(n)) { + + size_t pow; + + pow = n->scale % BC_BASE_DIGS; + pow = pow ? BC_BASE_DIGS - pow : 0; + pow = bc_num_pow10[pow]; + + n->len -= places_rdx; + memmove(n->num, n->num + places_rdx, BC_NUM_SIZE(n->len)); + + // Clear the lower part of the last digit. + if (BC_NUM_NONZERO(n)) n->num[0] -= n->num[0] % (BcDig) pow; + + bc_num_clean(n); + } +} + +static void bc_num_extend(BcNum *restrict n, size_t places) { + + size_t places_rdx; + + if (!places) return; + if (BC_NUM_ZERO(n)) { + n->scale += places; + return; + } + + places_rdx = BC_NUM_RDX(places + n->scale) - n->rdx; + + if (places_rdx) { + bc_num_expand(n, bc_vm_growSize(n->len, places_rdx)); + memmove(n->num + places_rdx, n->num, BC_NUM_SIZE(n->len)); + memset(n->num, 0, BC_NUM_SIZE(places_rdx)); + } + + n->rdx += places_rdx; + n->scale += places; + n->len += places_rdx; + + assert(n->rdx == BC_NUM_RDX(n->scale)); +} + +static void bc_num_retireMul(BcNum *restrict n, size_t scale, + bool neg1, bool neg2) +{ + if (n->scale < scale) bc_num_extend(n, scale - n->scale); + else bc_num_truncate(n, n->scale - scale); + + bc_num_clean(n); + if (BC_NUM_NONZERO(n)) n->neg = (!neg1 != !neg2); +} + +static void bc_num_split(const BcNum *restrict n, size_t idx, + BcNum *restrict a, BcNum *restrict b) +{ + assert(BC_NUM_ZERO(a)); + assert(BC_NUM_ZERO(b)); + + if (idx < n->len) { + + b->len = n->len - idx; + a->len = idx; + a->scale = a->rdx = b->scale = b->rdx = 0; + + assert(a->cap >= a->len); + assert(b->cap >= b->len); + + memcpy(b->num, n->num + idx, BC_NUM_SIZE(b->len)); + memcpy(a->num, n->num, BC_NUM_SIZE(idx)); + + bc_num_clean(b); + } + else bc_num_copy(a, n); + + bc_num_clean(a); +} + +static size_t bc_num_shiftZero(BcNum *restrict n) { + + size_t i; + + assert(!n->rdx || BC_NUM_ZERO(n)); + + for (i = 0; i < n->len && !n->num[i]; ++i); + + n->len -= i; + n->num += i; + + return i; +} + +static void bc_num_unshiftZero(BcNum *restrict n, size_t places_rdx) { + n->len += places_rdx; + n->num -= places_rdx; +} + +static void bc_num_shift(BcNum *restrict n, BcBigDig dig) { + + size_t i, len = n->len; + BcBigDig carry = 0, pow; + BcDig *ptr = n->num; + + assert(dig < BC_BASE_DIGS); + + pow = bc_num_pow10[dig]; + dig = bc_num_pow10[BC_BASE_DIGS - dig]; + + for (i = len - 1; i < len; --i) { + BcBigDig in, temp; + in = ((BcBigDig) ptr[i]); + temp = carry * dig; + carry = in % pow; + ptr[i] = ((BcDig) (in / pow)) + (BcDig) temp; + } + + assert(!carry); +} + +static void bc_num_shiftLeft(BcNum *restrict n, size_t places) { + + BcBigDig dig; + size_t places_rdx; + bool shift; + + if (!places) return; + if (places > n->scale) { + size_t size = bc_vm_growSize(BC_NUM_RDX(places - n->scale), n->len); + if (size > SIZE_MAX - 1) bc_vm_err(BC_ERROR_MATH_OVERFLOW); + } + if (BC_NUM_ZERO(n)) { + if (n->scale >= places) n->scale -= places; + else n->scale = 0; + return; + } + + dig = (BcBigDig) (places % BC_BASE_DIGS); + shift = (dig != 0); + places_rdx = BC_NUM_RDX(places); + + if (n->scale) { + + if (n->rdx >= places_rdx) { + + size_t mod = n->scale % BC_BASE_DIGS, revdig; + + mod = mod ? mod : BC_BASE_DIGS; + revdig = dig ? BC_BASE_DIGS - dig : 0; + + if (mod + revdig > BC_BASE_DIGS) places_rdx = 1; + else places_rdx = 0; + } + else places_rdx -= n->rdx; + } + + if (places_rdx) { + bc_num_expand(n, bc_vm_growSize(n->len, places_rdx)); + memmove(n->num + places_rdx, n->num, BC_NUM_SIZE(n->len)); + memset(n->num, 0, BC_NUM_SIZE(places_rdx)); + n->len += places_rdx; + } + + if (places > n->scale) n->scale = n->rdx = 0; + else { + n->scale -= places; + n->rdx = BC_NUM_RDX(n->scale); + } + + if (shift) bc_num_shift(n, BC_BASE_DIGS - dig); + + bc_num_clean(n); +} + +static void bc_num_shiftRight(BcNum *restrict n, size_t places) { + + BcBigDig dig; + size_t places_rdx, scale, scale_mod, int_len, expand; + bool shift; + + if (!places) return; + if (BC_NUM_ZERO(n)) { + n->scale += places; + bc_num_expand(n, BC_NUM_RDX(n->scale)); + return; + } + + dig = (BcBigDig) (places % BC_BASE_DIGS); + shift = (dig != 0); + scale = n->scale; + scale_mod = scale % BC_BASE_DIGS; + scale_mod = scale_mod ? scale_mod : BC_BASE_DIGS; + int_len = bc_num_int(n); + places_rdx = BC_NUM_RDX(places); + + if (scale_mod + dig > BC_BASE_DIGS) { + expand = places_rdx - 1; + places_rdx = 1; + } + else { + expand = places_rdx; + places_rdx = 0; + } + + if (expand > int_len) expand -= int_len; + else expand = 0; + + bc_num_extend(n, places_rdx * BC_BASE_DIGS); + bc_num_expand(n, bc_vm_growSize(expand, n->len)); + memset(n->num + n->len, 0, BC_NUM_SIZE(expand)); + n->len += expand; + n->scale = n->rdx = 0; + + if (shift) bc_num_shift(n, dig); + + n->scale = scale + places; + n->rdx = BC_NUM_RDX(n->scale); + + bc_num_clean(n); + + assert(n->rdx <= n->len && n->len <= n->cap); + assert(n->rdx == BC_NUM_RDX(n->scale)); +} + +static void bc_num_inv(BcNum *a, BcNum *b, size_t scale) { + + BcNum one; + BcDig num[2]; + + assert(BC_NUM_NONZERO(a)); + + bc_num_setup(&one, num, sizeof(num) / sizeof(BcDig)); + bc_num_one(&one); + + bc_num_div(&one, a, b, scale); +} + +#if BC_ENABLE_EXTRA_MATH +static void bc_num_intop(const BcNum *a, const BcNum *b, BcNum *restrict c, + BcBigDig *v) +{ + if (BC_ERR(b->rdx)) bc_vm_err(BC_ERROR_MATH_NON_INTEGER); + bc_num_copy(c, a); + bc_num_bigdig(b, v); +} +#endif // BC_ENABLE_EXTRA_MATH + +static void bc_num_as(BcNum *a, BcNum *b, BcNum *restrict c, size_t sub) { + + BcDig *ptr_c, *ptr_l, *ptr_r; + size_t i, min_rdx, max_rdx, diff, a_int, b_int, min_len, max_len, max_int; + size_t len_l, len_r; + bool b_neg, do_sub, do_rev_sub, carry; + + // Because this function doesn't need to use scale (per the bc spec), + // I am hijacking it to say whether it's doing an add or a subtract. + // Convert substraction to addition of negative second operand. + + if (BC_NUM_ZERO(b)) { + bc_num_copy(c, a); + return; + } + if (BC_NUM_ZERO(a)) { + bc_num_copy(c, b); + c->neg = (b->neg != sub); + return; + } + + // Invert sign of b if it is to be subtracted. This operation must + // preced the tests for any of the operands being zero. + b_neg = (b->neg != sub); + + // Actually add the numbers if their signs are equal, else subtract. + do_sub = (a->neg != b_neg); + + a_int = bc_num_int(a); + b_int = bc_num_int(b); + max_int = BC_MAX(a_int, b_int); + + min_rdx = BC_MIN(a->rdx, b->rdx); + max_rdx = BC_MAX(a->rdx, b->rdx); + diff = max_rdx - min_rdx; + + max_len = max_int + max_rdx; + + if (do_sub) { + + // Check whether b has to be subtracted from a or a from b. + if (a_int != b_int) do_rev_sub = (a_int < b_int); + else if (a->rdx > b->rdx) + do_rev_sub = (bc_num_compare(a->num + diff, b->num, b->len) < 0); + else + do_rev_sub = (bc_num_compare(a->num, b->num + diff, a->len) <= 0); + } + else { + + // The result array of the addition might come out one element + // longer than the bigger of the operand arrays. + max_len += 1; + do_rev_sub = (a_int < b_int); + } + + assert(max_len <= c->cap); + + if (do_rev_sub) { + ptr_l = b->num; + ptr_r = a->num; + len_l = b->len; + len_r = a->len; + } + else { + ptr_l = a->num; + ptr_r = b->num; + len_l = a->len; + len_r = b->len; + } + + ptr_c = c->num; + carry = false; + + if (diff) { + + // If the rdx values of the operands do not match, the result will + // have low end elements that are the positive or negative trailing + // elements of the operand with higher rdx value. + if ((a->rdx > b->rdx) != do_rev_sub) { + + // !do_rev_sub && a->rdx > b->rdx || do_rev_sub && b->rdx > a->rdx + // The left operand has BcDig values that need to be copied, + // either from a or from b (in case of a reversed subtraction). + memcpy(ptr_c, ptr_l, BC_NUM_SIZE(diff)); + ptr_l += diff; + len_l -= diff; + } + else { + + // The right operand has BcDig values that need to be copied + // or subtracted from zero (in case of a subtraction). + if (do_sub) { + + // do_sub (do_rev_sub && a->rdx > b->rdx || + // !do_rev_sub && b->rdx > a->rdx) + for (i = 0; i < diff; i++) + ptr_c[i] = bc_num_subDigits(0, ptr_r[i], &carry); + } + else { + + // !do_sub && b->rdx > a->rdx + memcpy(ptr_c, ptr_r, BC_NUM_SIZE(diff)); + } + + ptr_r += diff; + len_r -= diff; + } + + ptr_c += diff; + } + + min_len = BC_MIN(len_l, len_r); + + // After dealing with possible low array elements that depend on only one + // operand, the actual add or subtract can be performed as if the rdx of + // both operands was the same. + // Inlining takes care of eliminating constant zero arguments to + // addDigit/subDigit (checked in disassembly of resulting bc binary + // compiled with gcc and clang). + if (do_sub) { + for (i = 0; i < min_len; ++i) + ptr_c[i] = bc_num_subDigits(ptr_l[i], ptr_r[i], &carry); + for (; i < len_l; ++i) ptr_c[i] = bc_num_subDigits(ptr_l[i], 0, &carry); + } + else { + for (i = 0; i < min_len; ++i) + ptr_c[i] = bc_num_addDigits(ptr_l[i], ptr_r[i], &carry); + for (; i < len_l; ++i) ptr_c[i] = bc_num_addDigits(ptr_l[i], 0, &carry); + ptr_c[i] = bc_num_addDigits(0, 0, &carry); + } + + assert(carry == false); + + // The result has the same sign as a, unless the operation was a + // reverse subtraction (b - a). + c->neg = (a->neg != (do_sub && do_rev_sub)); + c->len = max_len; + c->rdx = max_rdx; + c->scale = BC_MAX(a->scale, b->scale); + + bc_num_clean(c); +} + +static void bc_num_m_simp(const BcNum *a, const BcNum *b, BcNum *restrict c) +{ + size_t i, alen = a->len, blen = b->len, clen; + BcDig *ptr_a = a->num, *ptr_b = b->num, *ptr_c; + BcBigDig sum = 0, carry = 0; + + assert(sizeof(sum) >= sizeof(BcDig) * 2); + assert(!a->rdx && !b->rdx); + + clen = bc_vm_growSize(alen, blen); + bc_num_expand(c, bc_vm_growSize(clen, 1)); + + ptr_c = c->num; + memset(ptr_c, 0, BC_NUM_SIZE(c->cap)); + + for (i = 0; i < clen; ++i) { + + ssize_t sidx = (ssize_t) (i - blen + 1); + size_t j = (size_t) BC_MAX(0, sidx), k = BC_MIN(i, blen - 1); + + for (; j < alen && k < blen; ++j, --k) { + + sum += ((BcBigDig) ptr_a[j]) * ((BcBigDig) ptr_b[k]); + + if (sum >= ((BcBigDig) BC_BASE_POW) * BC_BASE_POW) { + carry += sum / BC_BASE_POW; + sum %= BC_BASE_POW; + } + } + + if (sum >= BC_BASE_POW) { + carry += sum / BC_BASE_POW; + sum %= BC_BASE_POW; + } + + ptr_c[i] = (BcDig) sum; + assert(ptr_c[i] < BC_BASE_POW); + sum = carry; + carry = 0; + } + + // This should always be true because there should be no carry on the last + // digit; multiplication never goes above the sum of both lengths. + assert(!sum); + + c->len = clen; +} + +static void bc_num_shiftAddSub(BcNum *restrict n, const BcNum *restrict a, + size_t shift, BcNumShiftAddOp op) +{ + assert(n->len >= shift + a->len); + assert(!n->rdx && !a->rdx); + op(n->num + shift, a->num, a->len); +} + +static void bc_num_k(BcNum *a, BcNum *b, BcNum *restrict c) { + + size_t max, max2, total; + BcNum l1, h1, l2, h2, m2, m1, z0, z1, z2, temp; + BcDig *digs, *dig_ptr; + BcNumShiftAddOp op; + bool aone = BC_NUM_ONE(a); + + assert(BC_NUM_ZERO(c)); + + if (BC_NUM_ZERO(a) || BC_NUM_ZERO(b)) return; + if (aone || BC_NUM_ONE(b)) { + bc_num_copy(c, aone ? b : a); + if ((aone && a->neg) || b->neg) c->neg = !c->neg; + return; + } + if (a->len < BC_NUM_KARATSUBA_LEN || b->len < BC_NUM_KARATSUBA_LEN) { + bc_num_m_simp(a, b, c); + return; + } + + max = BC_MAX(a->len, b->len); + max = BC_MAX(max, BC_NUM_DEF_SIZE); + max2 = (max + 1) / 2; + + total = bc_vm_arraySize(BC_NUM_KARATSUBA_ALLOCS, max); + + BC_SIG_LOCK; + + digs = dig_ptr = bc_vm_malloc(BC_NUM_SIZE(total)); + + bc_num_setup(&l1, dig_ptr, max); + dig_ptr += max; + bc_num_setup(&h1, dig_ptr, max); + dig_ptr += max; + bc_num_setup(&l2, dig_ptr, max); + dig_ptr += max; + bc_num_setup(&h2, dig_ptr, max); + dig_ptr += max; + bc_num_setup(&m1, dig_ptr, max); + dig_ptr += max; + bc_num_setup(&m2, dig_ptr, max); + max = bc_vm_growSize(max, 1); + bc_num_init(&z0, max); + bc_num_init(&z1, max); + bc_num_init(&z2, max); + max = bc_vm_growSize(max, max) + 1; + bc_num_init(&temp, max); + + BC_SETJMP_LOCKED(err); + + BC_SIG_UNLOCK; + + bc_num_split(a, max2, &l1, &h1); + bc_num_split(b, max2, &l2, &h2); + + bc_num_expand(c, max); + c->len = max; + memset(c->num, 0, BC_NUM_SIZE(c->len)); + + bc_num_sub(&h1, &l1, &m1, 0); + bc_num_sub(&l2, &h2, &m2, 0); + + if (BC_NUM_NONZERO(&h1) && BC_NUM_NONZERO(&h2)) { + + bc_num_m(&h1, &h2, &z2, 0); + bc_num_clean(&z2); + + bc_num_shiftAddSub(c, &z2, max2 * 2, bc_num_addArrays); + bc_num_shiftAddSub(c, &z2, max2, bc_num_addArrays); + } + + if (BC_NUM_NONZERO(&l1) && BC_NUM_NONZERO(&l2)) { + + bc_num_m(&l1, &l2, &z0, 0); + bc_num_clean(&z0); + + bc_num_shiftAddSub(c, &z0, max2, bc_num_addArrays); + bc_num_shiftAddSub(c, &z0, 0, bc_num_addArrays); + } + + if (BC_NUM_NONZERO(&m1) && BC_NUM_NONZERO(&m2)) { + + bc_num_m(&m1, &m2, &z1, 0); + bc_num_clean(&z1); + + op = (m1.neg != m2.neg) ? bc_num_subArrays : bc_num_addArrays; + bc_num_shiftAddSub(c, &z1, max2, op); + } + +err: + BC_SIG_MAYLOCK; + free(digs); + bc_num_free(&temp); + bc_num_free(&z2); + bc_num_free(&z1); + bc_num_free(&z0); + BC_LONGJMP_CONT; +} + +static void bc_num_m(BcNum *a, BcNum *b, BcNum *restrict c, size_t scale) { + + BcNum cpa, cpb; + size_t ascale, bscale, ardx, brdx, azero = 0, bzero = 0, zero, len, rscale; + + bc_num_zero(c); + ascale = a->scale; + bscale = b->scale; + scale = BC_MAX(scale, ascale); + scale = BC_MAX(scale, bscale); + + rscale = ascale + bscale; + scale = BC_MIN(rscale, scale); + + if ((a->len == 1 || b->len == 1) && !a->rdx && !b->rdx) { + + BcNum *operand; + BcBigDig dig; + + if (a->len == 1) { + dig = (BcBigDig) a->num[0]; + operand = b; + } + else { + dig = (BcBigDig) b->num[0]; + operand = a; + } + + bc_num_mulArray(operand, dig, c); + + if (BC_NUM_NONZERO(c)) c->neg = (a->neg != b->neg); + + return; + } + + BC_SIG_LOCK; + + bc_num_init(&cpa, a->len + a->rdx); + bc_num_init(&cpb, b->len + b->rdx); + + BC_SETJMP_LOCKED(err); + + BC_SIG_UNLOCK; + + bc_num_copy(&cpa, a); + bc_num_copy(&cpb, b); + + cpa.neg = cpb.neg = false; + + ardx = cpa.rdx * BC_BASE_DIGS; + bc_num_shiftLeft(&cpa, ardx); + + brdx = cpb.rdx * BC_BASE_DIGS; + bc_num_shiftLeft(&cpb, brdx); + + // We need to reset the jump here because azero and bzero are used in the + // cleanup, and local variables are not guaranteed to be the same after a + // jump. + BC_SIG_LOCK; + + BC_UNSETJMP; + + azero = bc_num_shiftZero(&cpa); + bzero = bc_num_shiftZero(&cpb); + + BC_SETJMP_LOCKED(err); + + BC_SIG_UNLOCK; + + bc_num_clean(&cpa); + bc_num_clean(&cpb); + + bc_num_k(&cpa, &cpb, c); + + zero = bc_vm_growSize(azero, bzero); + len = bc_vm_growSize(c->len, zero); + + bc_num_expand(c, len); + bc_num_shiftLeft(c, (len - c->len) * BC_BASE_DIGS); + bc_num_shiftRight(c, ardx + brdx); + + bc_num_retireMul(c, scale, a->neg, b->neg); + +err: + BC_SIG_MAYLOCK; + bc_num_unshiftZero(&cpb, bzero); + bc_num_free(&cpb); + bc_num_unshiftZero(&cpa, azero); + bc_num_free(&cpa); + BC_LONGJMP_CONT; +} + +static bool bc_num_nonZeroDig(BcDig *restrict a, size_t len) { + size_t i; + bool nonzero = false; + for (i = len - 1; !nonzero && i < len; --i) nonzero = (a[i] != 0); + return nonzero; +} + +static ssize_t bc_num_divCmp(const BcDig *a, const BcNum *b, size_t len) { + + ssize_t cmp; + + if (b->len > len && a[len]) cmp = bc_num_compare(a, b->num, len + 1); + else if (b->len <= len) { + if (a[len]) cmp = 1; + else cmp = bc_num_compare(a, b->num, len); + } + else cmp = -1; + + return cmp; +} + +static void bc_num_divExtend(BcNum *restrict a, BcNum *restrict b, + BcBigDig divisor) +{ + size_t pow; + + assert(divisor < BC_BASE_POW); + + pow = BC_BASE_DIGS - bc_num_log10((size_t) divisor); + + bc_num_shiftLeft(a, pow); + bc_num_shiftLeft(b, pow); +} + +static void bc_num_d_long(BcNum *restrict a, BcNum *restrict b, + BcNum *restrict c, size_t scale) +{ + BcBigDig divisor; + size_t len, end, i, rdx; + BcNum cpb; + bool nonzero = false; + + assert(b->len < a->len); + len = b->len; + end = a->len - len; + assert(len >= 1); + + bc_num_expand(c, a->len); + memset(c->num, 0, c->cap * sizeof(BcDig)); + + c->rdx = a->rdx; + c->scale = a->scale; + c->len = a->len; + + divisor = (BcBigDig) b->num[len - 1]; + + if (len > 1 && bc_num_nonZeroDig(b->num, len - 1)) { + + nonzero = (divisor > 1 << ((10 * BC_BASE_DIGS) / 6 + 1)); + + if (!nonzero) { + + bc_num_divExtend(a, b, divisor); + + len = BC_MAX(a->len, b->len); + bc_num_expand(a, len + 1); + + if (len + 1 > a->len) a->len = len + 1; + + len = b->len; + end = a->len - len; + divisor = (BcBigDig) b->num[len - 1]; + + nonzero = bc_num_nonZeroDig(b->num, len - 1); + } + } + + divisor += nonzero; + + bc_num_expand(c, a->len); + memset(c->num, 0, BC_NUM_SIZE(c->cap)); + + assert(c->scale >= scale); + rdx = c->rdx - BC_NUM_RDX(scale); + + BC_SIG_LOCK; + + bc_num_init(&cpb, len + 1); + + BC_SETJMP_LOCKED(err); + + BC_SIG_UNLOCK; + + i = end - 1; + + for (; i < end && i >= rdx && BC_NUM_NONZERO(a); --i) { + + ssize_t cmp; + BcDig *n; + BcBigDig result; + + n = a->num + i; + assert(n >= a->num); + result = 0; + + cmp = bc_num_divCmp(n, b, len); + + while (cmp >= 0) { + + BcBigDig n1, dividend, q; + + n1 = (BcBigDig) n[len]; + dividend = n1 * BC_BASE_POW + (BcBigDig) n[len - 1]; + q = (dividend / divisor); + + if (q <= 1) { + q = 1; + bc_num_subArrays(n, b->num, len); + } + else { + + assert(q <= BC_BASE_POW); + + bc_num_mulArray(b, (BcBigDig) q, &cpb); + bc_num_subArrays(n, cpb.num, cpb.len); + } + + result += q; + assert(result <= BC_BASE_POW); + + if (nonzero) cmp = bc_num_divCmp(n, b, len); + else cmp = -1; + } + + assert(result < BC_BASE_POW); + + c->num[i] = (BcDig) result; + } + +err: + BC_SIG_MAYLOCK; + bc_num_free(&cpb); + BC_LONGJMP_CONT; +} + +static void bc_num_d(BcNum *a, BcNum *b, BcNum *restrict c, size_t scale) { + + size_t len; + BcNum cpa, cpb; + + if (BC_NUM_ZERO(b)) bc_vm_err(BC_ERROR_MATH_DIVIDE_BY_ZERO); + if (BC_NUM_ZERO(a)) { + bc_num_setToZero(c, scale); + return; + } + if (BC_NUM_ONE(b)) { + bc_num_copy(c, a); + bc_num_retireMul(c, scale, a->neg, b->neg); + return; + } + if (!a->rdx && !b->rdx && b->len == 1 && !scale) { + BcBigDig rem; + bc_num_divArray(a, (BcBigDig) b->num[0], c, &rem); + bc_num_retireMul(c, scale, a->neg, b->neg); + return; + } + + len = bc_num_mulReq(a, b, scale); + + BC_SIG_LOCK; + + bc_num_init(&cpa, len); + bc_num_copy(&cpa, a); + bc_num_createCopy(&cpb, b); + + BC_SETJMP_LOCKED(err); + + BC_SIG_UNLOCK; + + len = b->len; + + if (len > cpa.len) { + bc_num_expand(&cpa, bc_vm_growSize(len, 2)); + bc_num_extend(&cpa, (len - cpa.len) * BC_BASE_DIGS); + } + + cpa.scale = cpa.rdx * BC_BASE_DIGS; + + bc_num_extend(&cpa, b->scale); + cpa.rdx -= BC_NUM_RDX(b->scale); + cpa.scale = cpa.rdx * BC_BASE_DIGS; + + if (scale > cpa.scale) { + bc_num_extend(&cpa, scale); + cpa.scale = cpa.rdx * BC_BASE_DIGS; + } + + if (cpa.cap == cpa.len) bc_num_expand(&cpa, bc_vm_growSize(cpa.len, 1)); + + // We want an extra zero in front to make things simpler. + cpa.num[cpa.len++] = 0; + + if (cpa.rdx == cpa.len) cpa.len = bc_num_nonzeroLen(&cpa); + if (cpb.rdx == cpb.len) cpb.len = bc_num_nonzeroLen(&cpb); + cpb.scale = cpb.rdx = 0; + + bc_num_d_long(&cpa, &cpb, c, scale); + + bc_num_retireMul(c, scale, a->neg, b->neg); + +err: + BC_SIG_MAYLOCK; + bc_num_free(&cpb); + bc_num_free(&cpa); + BC_LONGJMP_CONT; +} + +static void bc_num_r(BcNum *a, BcNum *b, BcNum *restrict c, + BcNum *restrict d, size_t scale, size_t ts) +{ + BcNum temp; + bool neg; + + if (BC_NUM_ZERO(b)) bc_vm_err(BC_ERROR_MATH_DIVIDE_BY_ZERO); + if (BC_NUM_ZERO(a)) { + bc_num_setToZero(c, ts); + bc_num_setToZero(d, ts); + return; + } + + BC_SIG_LOCK; + + bc_num_init(&temp, d->cap); + + BC_SETJMP_LOCKED(err); + + BC_SIG_UNLOCK; + + bc_num_d(a, b, c, scale); + + if (scale) scale = ts + 1; + + bc_num_m(c, b, &temp, scale); + bc_num_sub(a, &temp, d, scale); + + if (ts > d->scale && BC_NUM_NONZERO(d)) bc_num_extend(d, ts - d->scale); + + neg = d->neg; + bc_num_retireMul(d, ts, a->neg, b->neg); + d->neg = BC_NUM_NONZERO(d) ? neg : false; + +err: + BC_SIG_MAYLOCK; + bc_num_free(&temp); + BC_LONGJMP_CONT; +} + +static void bc_num_rem(BcNum *a, BcNum *b, BcNum *restrict c, size_t scale) { + + BcNum c1; + size_t ts; + + ts = bc_vm_growSize(scale, b->scale); + ts = BC_MAX(ts, a->scale); + + BC_SIG_LOCK; + + bc_num_init(&c1, bc_num_mulReq(a, b, ts)); + + BC_SETJMP_LOCKED(err); + + BC_SIG_UNLOCK; + + bc_num_r(a, b, &c1, c, scale, ts); + +err: + BC_SIG_MAYLOCK; + bc_num_free(&c1); + BC_LONGJMP_CONT; +} + +static void bc_num_p(BcNum *a, BcNum *b, BcNum *restrict c, size_t scale) { + + BcNum copy; + BcBigDig pow = 0; + size_t i, powrdx, resrdx; + bool neg, zero; + + if (BC_ERR(b->rdx)) bc_vm_err(BC_ERROR_MATH_NON_INTEGER); + + if (BC_NUM_ZERO(b)) { + bc_num_one(c); + return; + } + if (BC_NUM_ZERO(a)) { + if (b->neg) bc_vm_err(BC_ERROR_MATH_DIVIDE_BY_ZERO); + bc_num_setToZero(c, scale); + return; + } + if (BC_NUM_ONE(b)) { + if (!b->neg) bc_num_copy(c, a); + else bc_num_inv(a, c, scale); + return; + } + + BC_SIG_LOCK; + + neg = b->neg; + b->neg = false; + bc_num_bigdig(b, &pow); + b->neg = neg; + + bc_num_createCopy(©, a); + + BC_SETJMP_LOCKED(err); + + BC_SIG_UNLOCK; + + if (!neg) { + size_t max = BC_MAX(scale, a->scale), scalepow = a->scale * pow; + scale = BC_MIN(scalepow, max); + } + + for (powrdx = a->scale; !(pow & 1); pow >>= 1) { + powrdx <<= 1; + bc_num_mul(©, ©, ©, powrdx); + } + + bc_num_copy(c, ©); + resrdx = powrdx; + + while (pow >>= 1) { + + powrdx <<= 1; + bc_num_mul(©, ©, ©, powrdx); + + if (pow & 1) { + resrdx += powrdx; + bc_num_mul(c, ©, c, resrdx); + } + } + + if (neg) bc_num_inv(c, c, scale); + + if (c->scale > scale) bc_num_truncate(c, c->scale - scale); + + // We can't use bc_num_clean() here. + for (zero = true, i = 0; zero && i < c->len; ++i) zero = !c->num[i]; + if (zero) bc_num_setToZero(c, scale); + +err: + BC_SIG_MAYLOCK; + bc_num_free(©); + BC_LONGJMP_CONT; +} + +#if BC_ENABLE_EXTRA_MATH +static void bc_num_place(BcNum *a, BcNum *b, BcNum *restrict c, size_t scale) { + + BcBigDig val = 0; + + BC_UNUSED(scale); + + bc_num_intop(a, b, c, &val); + + if (val < c->scale) bc_num_truncate(c, c->scale - val); + else if (val > c->scale) bc_num_extend(c, val - c->scale); +} + +static void bc_num_left(BcNum *a, BcNum *b, BcNum *restrict c, size_t scale) { + + BcBigDig val = 0; + + BC_UNUSED(scale); + + bc_num_intop(a, b, c, &val); + + bc_num_shiftLeft(c, (size_t) val); +} + +static void bc_num_right(BcNum *a, BcNum *b, BcNum *restrict c, size_t scale) { + + BcBigDig val = 0; + + BC_UNUSED(scale); + + bc_num_intop(a, b, c, &val); + + if (BC_NUM_ZERO(c)) return; + + bc_num_shiftRight(c, (size_t) val); +} +#endif // BC_ENABLE_EXTRA_MATH + +static void bc_num_binary(BcNum *a, BcNum *b, BcNum *c, size_t scale, + BcNumBinaryOp op, size_t req) +{ + BcNum num2, *ptr_a, *ptr_b; + bool init = false; + + assert(a != NULL && b != NULL && c != NULL && op != NULL); + + BC_SIG_LOCK; + + if (c == a) { + + ptr_a = &num2; + + memcpy(ptr_a, c, sizeof(BcNum)); + init = true; + } + else ptr_a = a; + + if (c == b) { + + ptr_b = &num2; + + if (c != a) { + memcpy(ptr_b, c, sizeof(BcNum)); + init = true; + } + } + else ptr_b = b; + + if (init) { + + bc_num_init(c, req); + + BC_SETJMP_LOCKED(err); + BC_SIG_UNLOCK; + } + else { + BC_SIG_UNLOCK; + bc_num_expand(c, req); + } + + op(ptr_a, ptr_b, c, scale); + + assert(!c->neg || BC_NUM_NONZERO(c)); + assert(c->rdx <= c->len || !c->len); + assert(!c->len || c->num[c->len - 1] || c->rdx == c->len); + +err: + if (init) { + BC_SIG_MAYLOCK; + bc_num_free(&num2); + BC_LONGJMP_CONT; + } +} + +#ifndef NDEBUG +static bool bc_num_strValid(const char *val) { + + bool radix = false; + size_t i, len = strlen(val); + + if (!len) return true; + + for (i = 0; i < len; ++i) { + + BcDig c = val[i]; + + if (c == '.') { + + if (radix) return false; + + radix = true; + continue; + } + + if (!(isdigit(c) || isupper(c))) return false; + } + + return true; +} +#endif // NDEBUG + +static BcBigDig bc_num_parseChar(char c, size_t base_t) { + + if (isupper(c)) { + c = BC_NUM_NUM_LETTER(c); + c = ((size_t) c) >= base_t ? (char) base_t - 1 : c; + } + else c -= '0'; + + return (BcBigDig) (uchar) c; +} + +static void bc_num_parseDecimal(BcNum *restrict n, const char *restrict val) { + + size_t len, i, temp, mod; + const char *ptr; + bool zero = true, rdx; + + for (i = 0; val[i] == '0'; ++i); + + val += i; + assert(!val[0] || isalnum(val[0]) || val[0] == '.'); + + // All 0's. We can just return, since this + // procedure expects a virgin (already 0) BcNum. + if (!val[0]) return; + + len = strlen(val); + + ptr = strchr(val, '.'); + rdx = (ptr != NULL); + + for (i = 0; i < len && (zero = (val[i] == '0' || val[i] == '.')); ++i); + + n->scale = (size_t) (rdx * ((val + len) - (ptr + 1))); + n->rdx = BC_NUM_RDX(n->scale); + + i = len - (ptr == val ? 0 : i) - rdx; + temp = BC_NUM_ROUND_POW(i); + mod = n->scale % BC_BASE_DIGS; + i = mod ? BC_BASE_DIGS - mod : 0; + n->len = ((temp + i) / BC_BASE_DIGS); + + bc_num_expand(n, n->len); + memset(n->num, 0, BC_NUM_SIZE(n->len)); + + if (zero) n->len = n->rdx = 0; + else { + + BcBigDig exp, pow; + + assert(i <= BC_NUM_BIGDIG_MAX); + + exp = (BcBigDig) i; + pow = bc_num_pow10[exp]; + + for (i = len - 1; i < len; --i, ++exp) { + + char c = val[i]; + + if (c == '.') exp -= 1; + else { + + size_t idx = exp / BC_BASE_DIGS; + + if (isupper(c)) c = '9'; + n->num[idx] += (((BcBigDig) c) - '0') * pow; + + if ((exp + 1) % BC_BASE_DIGS == 0) pow = 1; + else pow *= BC_BASE; + } + } + } +} + +static void bc_num_parseBase(BcNum *restrict n, const char *restrict val, + BcBigDig base) +{ + BcNum temp, mult1, mult2, result1, result2, *m1, *m2, *ptr; + char c = 0; + bool zero = true; + BcBigDig v; + size_t i, digs, len = strlen(val); + + for (i = 0; zero && i < len; ++i) zero = (val[i] == '.' || val[i] == '0'); + if (zero) return; + + BC_SIG_LOCK; + + bc_num_init(&temp, BC_NUM_BIGDIG_LOG10); + bc_num_init(&mult1, BC_NUM_BIGDIG_LOG10); + + BC_SETJMP_LOCKED(int_err); + + BC_SIG_UNLOCK; + + for (i = 0; i < len && (c = val[i]) && c != '.'; ++i) { + + v = bc_num_parseChar(c, base); + + bc_num_mulArray(n, base, &mult1); + bc_num_bigdig2num(&temp, v); + bc_num_add(&mult1, &temp, n, 0); + } + + if (i == len && !(c = val[i])) goto int_err; + + assert(c == '.'); + + BC_SIG_LOCK; + + BC_UNSETJMP; + + bc_num_init(&mult2, BC_NUM_BIGDIG_LOG10); + bc_num_init(&result1, BC_NUM_DEF_SIZE); + bc_num_init(&result2, BC_NUM_DEF_SIZE); + bc_num_one(&mult1); + + BC_SETJMP_LOCKED(err); + + BC_SIG_UNLOCK; + + m1 = &mult1; + m2 = &mult2; + + for (i += 1, digs = 0; i < len && (c = val[i]); ++i, ++digs) { + + v = bc_num_parseChar(c, base); + + bc_num_mulArray(&result1, base, &result2); + + bc_num_bigdig2num(&temp, v); + bc_num_add(&result2, &temp, &result1, 0); + bc_num_mulArray(m1, base, m2); + + if (m2->len < m2->rdx) m2->len = m2->rdx; + + ptr = m1; + m1 = m2; + m2 = ptr; + } + + // This one cannot be a divide by 0 because mult starts out at 1, then is + // multiplied by base, and base cannot be 0, so mult cannot be 0. + bc_num_div(&result1, m1, &result2, digs * 2); + bc_num_truncate(&result2, digs); + bc_num_add(n, &result2, n, digs); + + if (BC_NUM_NONZERO(n)) { + if (n->scale < digs) bc_num_extend(n, digs - n->scale); + } + else bc_num_zero(n); + +err: + BC_SIG_MAYLOCK; + bc_num_free(&result2); + bc_num_free(&result1); + bc_num_free(&mult2); +int_err: + BC_SIG_MAYLOCK; + bc_num_free(&mult1); + bc_num_free(&temp); + BC_LONGJMP_CONT; +} + +static void bc_num_printNewline(void) { + if (vm.nchars >= vm.line_len - 1) { + bc_vm_putchar('\\'); + bc_vm_putchar('\n'); + } +} + +static void bc_num_putchar(int c) { + if (c != '\n') bc_num_printNewline(); + bc_vm_putchar(c); +} + +#if DC_ENABLED +static void bc_num_printChar(size_t n, size_t len, bool rdx) { + BC_UNUSED(rdx); + BC_UNUSED(len); + assert(len == 1); + bc_vm_putchar((uchar) n); +} +#endif // DC_ENABLED + +static void bc_num_printDigits(size_t n, size_t len, bool rdx) { + + size_t exp, pow; + + bc_num_putchar(rdx ? '.' : ' '); + + for (exp = 0, pow = 1; exp < len - 1; ++exp, pow *= BC_BASE); + + for (exp = 0; exp < len; pow /= BC_BASE, ++exp) { + size_t dig = n / pow; + n -= dig * pow; + bc_num_putchar(((uchar) dig) + '0'); + } +} + +static void bc_num_printHex(size_t n, size_t len, bool rdx) { + + BC_UNUSED(len); + + assert(len == 1); + + if (rdx) bc_num_putchar('.'); + + bc_num_putchar(bc_num_hex_digits[n]); +} + +static void bc_num_printDecimal(const BcNum *restrict n) { + + size_t i, j, rdx = n->rdx; + bool zero = true; + size_t buffer[BC_BASE_DIGS]; + + if (n->neg) bc_num_putchar('-'); + + for (i = n->len - 1; i < n->len; --i) { + + BcDig n9 = n->num[i]; + size_t temp; + bool irdx = (i == rdx - 1); + + zero = (zero & !irdx); + temp = n->scale % BC_BASE_DIGS; + temp = i || !temp ? 0 : BC_BASE_DIGS - temp; + + memset(buffer, 0, BC_BASE_DIGS * sizeof(size_t)); + + for (j = 0; n9 && j < BC_BASE_DIGS; ++j) { + buffer[j] = n9 % BC_BASE; + n9 /= BC_BASE; + } + + for (j = BC_BASE_DIGS - 1; j < BC_BASE_DIGS && j >= temp; --j) { + bool print_rdx = (irdx & (j == BC_BASE_DIGS - 1)); + zero = (zero && buffer[j] == 0); + if (!zero) bc_num_printHex(buffer[j], 1, print_rdx); + } + } +} + +#if BC_ENABLE_EXTRA_MATH +static void bc_num_printExponent(const BcNum *restrict n, bool eng) { + + bool neg = (n->len <= n->rdx); + BcNum temp, exp; + size_t places, mod; + BcDig digs[BC_NUM_BIGDIG_LOG10]; + + BC_SIG_LOCK; + + bc_num_createCopy(&temp, n); + + BC_SETJMP_LOCKED(exit); + + BC_SIG_UNLOCK; + + if (neg) { + + size_t i, idx = bc_num_nonzeroLen(n) - 1; + + places = 1; + + for (i = BC_BASE_DIGS - 1; i < BC_BASE_DIGS; --i) { + if (bc_num_pow10[i] > (BcBigDig) n->num[idx]) places += 1; + else break; + } + + places += (n->rdx - (idx + 1)) * BC_BASE_DIGS; + mod = places % 3; + + if (eng && mod != 0) places += 3 - mod; + bc_num_shiftLeft(&temp, places); + } + else { + places = bc_num_intDigits(n) - 1; + mod = places % 3; + if (eng && mod != 0) places -= 3 - (3 - mod); + bc_num_shiftRight(&temp, places); + } + + bc_num_printDecimal(&temp); + bc_num_putchar('e'); + + if (!places) { + bc_num_printHex(0, 1, false); + goto exit; + } + + if (neg) bc_num_putchar('-'); + + bc_num_setup(&exp, digs, BC_NUM_BIGDIG_LOG10); + bc_num_bigdig2num(&exp, (BcBigDig) places); + + bc_num_printDecimal(&exp); + +exit: + BC_SIG_MAYLOCK; + bc_num_free(&temp); + BC_LONGJMP_CONT; +} +#endif // BC_ENABLE_EXTRA_MATH + +static void bc_num_printFixup(BcNum *restrict n, BcBigDig rem, + BcBigDig pow, size_t idx) +{ + size_t i, len = n->len - idx; + BcBigDig acc; + BcDig *a = n->num + idx; + + if (len < 2) return; + + for (i = len - 1; i > 0; --i) { + + acc = ((BcBigDig) a[i]) * rem + ((BcBigDig) a[i - 1]); + a[i - 1] = (BcDig) (acc % pow); + acc /= pow; + acc += (BcBigDig) a[i]; + + if (acc >= BC_BASE_POW) { + + if (i == len - 1) { + len = bc_vm_growSize(len, 1); + bc_num_expand(n, bc_vm_growSize(len, idx)); + a = n->num + idx; + a[len - 1] = 0; + } + + a[i + 1] += acc / BC_BASE_POW; + acc %= BC_BASE_POW; + } + + assert(acc < BC_BASE_POW); + a[i] = (BcDig) acc; + } + + n->len = len + idx; +} + +static void bc_num_printPrepare(BcNum *restrict n, BcBigDig rem, + BcBigDig pow) +{ + size_t i; + + for (i = 0; i < n->len; ++i) bc_num_printFixup(n, rem, pow, i); + + for (i = 0; i < n->len; ++i) { + + assert(pow == ((BcBigDig) ((BcDig) pow))); + + if (n->num[i] >= (BcDig) pow) { + + if (i + 1 == n->len) { + n->len = bc_vm_growSize(n->len, 1); + bc_num_expand(n, n->len); + n->num[i + 1] = 0; + } + + assert(pow < BC_BASE_POW); + n->num[i + 1] += n->num[i] / ((BcDig) pow); + n->num[i] %= (BcDig) pow; + } + } +} + +static void bc_num_printNum(BcNum *restrict n, BcBigDig base, + size_t len, BcNumDigitOp print) +{ + BcVec stack; + BcNum intp, fracp1, fracp2, digit, flen1, flen2, *n1, *n2, *temp; + BcBigDig dig = 0, *ptr, acc, exp; + size_t i, j; + bool radix; + BcDig digit_digs[BC_NUM_BIGDIG_LOG10 + 1]; + + assert(base > 1); + + if (BC_NUM_ZERO(n)) { + print(0, len, false); + return; + } + + // This function uses an algorithm that Stefan Esser came + // up with to print the integer part of a number. What it does is convert + // intp into a number of the specified base, but it does it directly, + // instead of just doing a series of divisions and printing the remainders + // in reverse order. + // + // Let me explain in a bit more detail: + // + // The algorithm takes the current least significant digit (after intp has + // been converted to an integer) and the next to least significant digit, + // and it converts the least significant digit into one of the specified + // base, putting any overflow into the next to least significant digit. It + // iterates through the whole number, from least significant to most + // significant, doing this conversion. At the end of that iteration, the + // least significant digit is converted, but the others are not, so it + // iterates again, starting at the next to least significant digit. It keeps + // doing that conversion, skipping one more digit than the last time, until + // all digits have been converted. Then it prints them in reverse order. + // + // That is the gist of the algorithm. It leaves out several things, such as + // the fact that digits are not always converted into the specified base, + // but into something close, basically a power of the specified base. In + // Stefan's words, "You could consider BcDigs to be of base 10^BC_BASE_DIGS + // in the normal case and obase^N for the largest value of N that satisfies + // obase^N <= 10^BC_BASE_DIGS. [This means that] the result is not in base + // "obase", but in base "obase^N", which happens to be printable as a number + // of base "obase" without consideration for neighbouring BcDigs." This fact + // is what necessitates the existence of the loop later in this function. + // + // The conversion happens in bc_num_printPrepare() where the outer loop + // happens and bc_num_printFixup() where the inner loop, or actual + // conversion, happens. + + BC_SIG_LOCK; + + bc_vec_init(&stack, sizeof(BcBigDig), NULL); + bc_num_init(&fracp1, n->rdx); + + bc_num_createCopy(&intp, n); + + BC_SETJMP_LOCKED(err); + + BC_SIG_UNLOCK; + + bc_num_truncate(&intp, intp.scale); + + bc_num_sub(n, &intp, &fracp1, 0); + + if (base != vm.last_base) { + + vm.last_pow = 1; + vm.last_exp = 0; + + while (vm.last_pow * base <= BC_BASE_POW) { + vm.last_pow *= base; + vm.last_exp += 1; + } + + vm.last_rem = BC_BASE_POW - vm.last_pow; + vm.last_base = base; + } + + exp = vm.last_exp; + + if (vm.last_rem != 0) bc_num_printPrepare(&intp, vm.last_rem, vm.last_pow); + + for (i = 0; i < intp.len; ++i) { + + acc = (BcBigDig) intp.num[i]; + + for (j = 0; j < exp && (i < intp.len - 1 || acc != 0); ++j) + { + if (j != exp - 1) { + dig = acc % base; + acc /= base; + } + else { + dig = acc; + acc = 0; + } + + assert(dig < base); + + bc_vec_push(&stack, &dig); + } + + assert(acc == 0); + } + + for (i = 0; i < stack.len; ++i) { + ptr = bc_vec_item_rev(&stack, i); + assert(ptr != NULL); + print(*ptr, len, false); + } + + if (!n->scale) goto err; + + BC_SIG_LOCK; + + BC_UNSETJMP; + + bc_num_init(&fracp2, n->rdx); + bc_num_setup(&digit, digit_digs, sizeof(digit_digs) / sizeof(BcDig)); + bc_num_init(&flen1, BC_NUM_BIGDIG_LOG10); + bc_num_init(&flen2, BC_NUM_BIGDIG_LOG10); + + BC_SETJMP_LOCKED(frac_err); + + BC_SIG_UNLOCK; + + bc_num_one(&flen1); + + radix = true; + n1 = &flen1; + n2 = &flen2; + + fracp2.scale = n->scale; + fracp2.rdx = BC_NUM_RDX(fracp2.scale); + + while (bc_num_intDigits(n1) < n->scale + 1) { + + bc_num_expand(&fracp2, fracp1.len + 1); + bc_num_mulArray(&fracp1, base, &fracp2); + if (fracp2.len < fracp2.rdx) fracp2.len = fracp2.rdx; + + // fracp is guaranteed to be non-negative and small enough. + bc_num_bigdig2(&fracp2, &dig); + + bc_num_bigdig2num(&digit, dig); + bc_num_sub(&fracp2, &digit, &fracp1, 0); + + print(dig, len, radix); + bc_num_mulArray(n1, base, n2); + + radix = false; + temp = n1; + n1 = n2; + n2 = temp; + } + +frac_err: + BC_SIG_MAYLOCK; + bc_num_free(&flen2); + bc_num_free(&flen1); + bc_num_free(&fracp2); +err: + BC_SIG_MAYLOCK; + bc_num_free(&fracp1); + bc_num_free(&intp); + bc_vec_free(&stack); + BC_LONGJMP_CONT; +} + +static void bc_num_printBase(BcNum *restrict n, BcBigDig base) { + + size_t width; + BcNumDigitOp print; + bool neg = n->neg; + + if (neg) bc_num_putchar('-'); + + n->neg = false; + + if (base <= BC_NUM_MAX_POSIX_IBASE) { + width = 1; + print = bc_num_printHex; + } + else { + assert(base <= BC_BASE_POW); + width = bc_num_log10(base - 1); + print = bc_num_printDigits; + } + + bc_num_printNum(n, base, width, print); + n->neg = neg; +} + +#if DC_ENABLED +void bc_num_stream(BcNum *restrict n, BcBigDig base) { + bc_num_printNum(n, base, 1, bc_num_printChar); +} +#endif // DC_ENABLED + +void bc_num_setup(BcNum *restrict n, BcDig *restrict num, size_t cap) { + assert(n != NULL); + n->num = num; + n->cap = cap; + bc_num_zero(n); +} + +void bc_num_init(BcNum *restrict n, size_t req) { + + BcDig *num; + + BC_SIG_ASSERT_LOCKED; + + assert(n != NULL); + + req = req >= BC_NUM_DEF_SIZE ? req : BC_NUM_DEF_SIZE; + + if (req == BC_NUM_DEF_SIZE && vm.temps.len) { + BcNum *nptr = bc_vec_top(&vm.temps); + num = nptr->num; + req = nptr->cap; + bc_vec_pop(&vm.temps); + } + else num = bc_vm_malloc(BC_NUM_SIZE(req)); + + bc_num_setup(n, num, req); +} + +void bc_num_clear(BcNum *restrict n) { + n->num = NULL; + n->cap = 0; +} + +void bc_num_free(void *num) { + + BcNum *n = (BcNum*) num; + + BC_SIG_ASSERT_LOCKED; + + assert(n != NULL); + + if (n->cap == BC_NUM_DEF_SIZE) bc_vec_push(&vm.temps, n); + else free(n->num); +} + +void bc_num_copy(BcNum *d, const BcNum *s) { + assert(d != NULL && s != NULL); + if (d == s) return; + bc_num_expand(d, s->len); + d->len = s->len; + d->neg = s->neg; + d->rdx = s->rdx; + d->scale = s->scale; + memcpy(d->num, s->num, BC_NUM_SIZE(d->len)); +} + +void bc_num_createCopy(BcNum *d, const BcNum *s) { + BC_SIG_ASSERT_LOCKED; + bc_num_init(d, s->len); + bc_num_copy(d, s); +} + +void bc_num_createFromBigdig(BcNum *n, BcBigDig val) { + BC_SIG_ASSERT_LOCKED; + bc_num_init(n, (BC_NUM_BIGDIG_LOG10 - 1) / BC_BASE_DIGS + 1); + bc_num_bigdig2num(n, val); +} + +size_t bc_num_scale(const BcNum *restrict n) { + return n->scale; +} + +size_t bc_num_len(const BcNum *restrict n) { + + size_t len = n->len; + + if (BC_NUM_ZERO(n)) return 0; + + if (n->rdx == len) { + + size_t zero, scale; + + len = bc_num_nonzeroLen(n); + + scale = n->scale % BC_BASE_DIGS; + scale = scale ? scale : BC_BASE_DIGS; + + zero = bc_num_zeroDigits(n->num + len - 1); + + len = len * BC_BASE_DIGS - zero - (BC_BASE_DIGS - scale); + } + else len = bc_num_intDigits(n) + n->scale; + + return len; +} + +void bc_num_parse(BcNum *restrict n, const char *restrict val, + BcBigDig base, bool letter) +{ + assert(n != NULL && val != NULL && base); + assert(base >= BC_NUM_MIN_BASE && base <= vm.maxes[BC_PROG_GLOBALS_IBASE]); + assert(bc_num_strValid(val)); + + if (letter) { + BcBigDig dig = bc_num_parseChar(val[0], BC_NUM_MAX_LBASE); + bc_num_bigdig2num(n, dig); + } + else if (base == BC_BASE) bc_num_parseDecimal(n, val); + else bc_num_parseBase(n, val, base); +} + +void bc_num_print(BcNum *restrict n, BcBigDig base, bool newline) { + + assert(n != NULL); + assert(BC_ENABLE_EXTRA_MATH || base >= BC_NUM_MIN_BASE); + + bc_num_printNewline(); + + if (BC_NUM_ZERO(n)) bc_num_printHex(0, 1, false); + else if (base == BC_BASE) bc_num_printDecimal(n); +#if BC_ENABLE_EXTRA_MATH + else if (base == 0 || base == 1) + bc_num_printExponent(n, base != 0); +#endif // BC_ENABLE_EXTRA_MATH + else bc_num_printBase(n, base); + + if (newline) bc_num_putchar('\n'); +} + +void bc_num_bigdig2(const BcNum *restrict n, BcBigDig *result) { + + // This function returns no errors because it's guaranteed to succeed if + // its preconditions are met. Those preconditions include both parameters + // being non-NULL, n being non-negative, and n being less than vm.max. If + // all of that is true, then we can just convert without worrying about + // negative errors or overflow. We also don't care about signals because + // this function should execute in only a few iterations, meaning that + // ignoring signals here should be fine. + + BcBigDig r = 0; + + assert(n != NULL && result != NULL); + assert(!n->neg); + assert(bc_num_cmp(n, &vm.max) < 0); + assert(n->len - n->rdx <= 3); + + // There is a small speed win from unrolling the loop here, and since it + // only adds 53 bytes, I decided that it was worth it. + switch (n->len - n->rdx) { + case 3: + r = (BcBigDig) n->num[n->rdx + 2]; + // Fallthrough. + case 2: + r = r * BC_BASE_POW + (BcBigDig) n->num[n->rdx + 1]; + // Fallthrough. + case 1: + r = r * BC_BASE_POW + (BcBigDig) n->num[n->rdx]; + } + + *result = r; +} + +void bc_num_bigdig(const BcNum *restrict n, BcBigDig *result) { + + assert(n != NULL && result != NULL); + + if (BC_ERR(n->neg)) bc_vm_err(BC_ERROR_MATH_NEGATIVE); + if (BC_ERR(bc_num_cmp(n, &vm.max) >= 0)) + bc_vm_err(BC_ERROR_MATH_OVERFLOW); + + bc_num_bigdig2(n, result); +} + +void bc_num_bigdig2num(BcNum *restrict n, BcBigDig val) { + + BcDig *ptr; + size_t i; + + assert(n != NULL); + + bc_num_zero(n); + + if (!val) return; + + bc_num_expand(n, BC_NUM_BIGDIG_LOG10); + + for (ptr = n->num, i = 0; val; ++i, val /= BC_BASE_POW) + ptr[i] = val % BC_BASE_POW; + + n->len = i; +} + +#if BC_ENABLE_EXTRA_MATH +void bc_num_rng(const BcNum *restrict n, BcRNG *rng) { + + BcNum pow, temp, temp2, intn, frac; + BcRand state1, state2, inc1, inc2; + BcDig pow_num[BC_RAND_NUM_SIZE]; + + bc_num_setup(&pow, pow_num, sizeof(pow_num) / sizeof(BcDig)); + + BC_SIG_LOCK; + + bc_num_init(&temp, n->len); + bc_num_init(&temp2, n->len); + bc_num_init(&frac, n->rdx); + bc_num_init(&intn, bc_num_int(n)); + + BC_SETJMP_LOCKED(err); + + BC_SIG_UNLOCK; + + bc_num_mul(&vm.max, &vm.max, &pow, 0); + + memcpy(frac.num, n->num, BC_NUM_SIZE(n->rdx)); + frac.len = n->rdx; + frac.rdx = n->rdx; + frac.scale = n->scale; + + bc_num_mul(&frac, &pow, &temp, 0); + + bc_num_truncate(&temp, temp.scale); + bc_num_copy(&frac, &temp); + + memcpy(intn.num, n->num + n->rdx, BC_NUM_SIZE(bc_num_int(n))); + intn.len = bc_num_int(n); + + // This assert is here because it has to be true. It is also here to justify + // the use of BC_ERROR_SIGNAL_ONLY() on each of the divmod's and mod's + // below. + assert(BC_NUM_NONZERO(&vm.max)); + + if (BC_NUM_NONZERO(&frac)) { + + bc_num_divmod(&frac, &vm.max, &temp, &temp2, 0); + + // frac is guaranteed to be smaller than vm.max * vm.max (pow). + // This means that when dividing frac by vm.max, as above, the + // quotient and remainder are both guaranteed to be less than vm.max, + // which means we can use bc_num_bigdig2() here and not worry about + // overflow. + bc_num_bigdig2(&temp2, (BcBigDig*) &state1); + bc_num_bigdig2(&temp, (BcBigDig*) &state2); + } + else state1 = state2 = 0; + + if (BC_NUM_NONZERO(&intn)) { + + bc_num_divmod(&intn, &vm.max, &temp, &temp2, 0); + + // Because temp2 is the mod of vm.max, from above, it is guaranteed + // to be small enough to use bc_num_bigdig2(). + bc_num_bigdig2(&temp2, (BcBigDig*) &inc1); + + if (bc_num_cmp(&temp, &vm.max) >= 0) { + bc_num_copy(&temp2, &temp); + bc_num_mod(&temp2, &vm.max, &temp, 0); + } + + // The if statement above ensures that temp is less than vm.max, which + // means that we can use bc_num_bigdig2() here. + bc_num_bigdig2(&temp, (BcBigDig*) &inc2); + } + else inc1 = inc2 = 0; + + bc_rand_seed(rng, state1, state2, inc1, inc2); + +err: + BC_SIG_MAYLOCK; + bc_num_free(&intn); + bc_num_free(&frac); + bc_num_free(&temp2); + bc_num_free(&temp); + BC_LONGJMP_CONT; +} + +void bc_num_createFromRNG(BcNum *restrict n, BcRNG *rng) { + + BcRand s1, s2, i1, i2; + BcNum pow, conv, temp1, temp2, temp3; + BcDig pow_num[BC_RAND_NUM_SIZE]; + BcDig temp1_num[BC_RAND_NUM_SIZE], temp2_num[BC_RAND_NUM_SIZE]; + BcDig conv_num[BC_NUM_BIGDIG_LOG10]; + + BC_SIG_LOCK; + + bc_num_init(&temp3, 2 * BC_RAND_NUM_SIZE); + + BC_SETJMP_LOCKED(err); + + BC_SIG_UNLOCK; + + bc_num_setup(&pow, pow_num, sizeof(pow_num) / sizeof(BcDig)); + bc_num_setup(&temp1, temp1_num, sizeof(temp1_num) / sizeof(BcDig)); + bc_num_setup(&temp2, temp2_num, sizeof(temp2_num) / sizeof(BcDig)); + bc_num_setup(&conv, conv_num, sizeof(conv_num) / sizeof(BcDig)); + + // This assert is here because it has to be true. It is also here to justify + // the assumption that pow is not zero. + assert(BC_NUM_NONZERO(&vm.max)); + + bc_num_mul(&vm.max, &vm.max, &pow, 0); + + // Because this is true, we can just use BC_ERROR_SIGNAL_ONLY() below when + // dividing by pow. + assert(BC_NUM_NONZERO(&pow)); + + bc_rand_getRands(rng, &s1, &s2, &i1, &i2); + + bc_num_bigdig2num(&conv, (BcBigDig) s2); + + bc_num_mul(&conv, &vm.max, &temp1, 0); + + bc_num_bigdig2num(&conv, (BcBigDig) s1); + + bc_num_add(&conv, &temp1, &temp2, 0); + + bc_num_div(&temp2, &pow, &temp3, BC_RAND_STATE_BITS); + + bc_num_bigdig2num(&conv, (BcBigDig) i2); + + bc_num_mul(&conv, &vm.max, &temp1, 0); + + bc_num_bigdig2num(&conv, (BcBigDig) i1); + + bc_num_add(&conv, &temp1, &temp2, 0); + + bc_num_add(&temp2, &temp3, n, 0); + +err: + BC_SIG_MAYLOCK; + bc_num_free(&temp3); + BC_LONGJMP_CONT; +} + +void bc_num_irand(const BcNum *restrict a, BcNum *restrict b, + BcRNG *restrict rng) +{ + BcRand r; + BcBigDig modl; + BcNum pow, pow2, cp, cp2, mod, temp1, temp2, rand; + BcNum *p1, *p2, *t1, *t2, *c1, *c2, *tmp; + BcDig rand_num[BC_NUM_BIGDIG_LOG10]; + bool carry; + ssize_t cmp; + + assert(a != b); + + if (BC_ERR(a->neg)) bc_vm_err(BC_ERROR_MATH_NEGATIVE); + if (BC_ERR(a->rdx)) bc_vm_err(BC_ERROR_MATH_NON_INTEGER); + if (BC_NUM_ZERO(a) || BC_NUM_ONE(a)) return; + + cmp = bc_num_cmp(a, &vm.max); + + if (cmp <= 0) { + + BcRand bits = 0; + + if (cmp < 0) bc_num_bigdig2(a, (BcBigDig*) &bits); + + // This condition means that bits is a power of 2. In that case, we + // can just grab a full-size int and mask out the unneeded bits. + // Also, this condition says that 0 is a power of 2, which works for + // us, since a value of 0 means a == rng->max. The bitmask will mask + // nothing in that case as well. + if (!(bits & (bits - 1))) r = bc_rand_int(rng) & (bits - 1); + else r = bc_rand_bounded(rng, bits); + + // We made sure that r is less than vm.max, + // so we can use bc_num_bigdig2() here. + bc_num_bigdig2num(b, r); + + return; + } + + // In the case where a is less than rng->max, we have to make sure we have + // an exclusive bound. This ensures that it happens. (See below.) + carry = (cmp < 0); + + BC_SIG_LOCK; + + bc_num_createCopy(&cp, a); + + bc_num_init(&cp2, cp.len); + bc_num_init(&mod, BC_NUM_BIGDIG_LOG10); + bc_num_init(&temp1, BC_NUM_DEF_SIZE); + bc_num_init(&temp2, BC_NUM_DEF_SIZE); + bc_num_init(&pow2, BC_NUM_DEF_SIZE); + bc_num_init(&pow, BC_NUM_DEF_SIZE); + bc_num_one(&pow); + bc_num_setup(&rand, rand_num, sizeof(rand_num) / sizeof(BcDig)); + + BC_SETJMP_LOCKED(err); + + BC_SIG_UNLOCK; + + p1 = &pow; + p2 = &pow2; + t1 = &temp1; + t2 = &temp2; + c1 = &cp; + c2 = &cp2; + + // This assert is here because it has to be true. It is also here to justify + // the use of BC_ERROR_SIGNAL_ONLY() on each of the divmod's and mod's + // below. + assert(BC_NUM_NONZERO(&vm.max)); + + while (BC_NUM_NONZERO(c1)) { + + bc_num_divmod(c1, &vm.max, c2, &mod, 0); + + // Because mod is the mod of vm.max, it is guaranteed to be smaller, + // which means we can use bc_num_bigdig2() here. + bc_num_bigdig(&mod, &modl); + + if (bc_num_cmp(c1, &vm.max) < 0) { + + // In this case, if there is no carry, then we know we can generate + // an integer *equal* to modl. Thus, we add one if there is no + // carry. Otherwise, we add zero, and we are still bounded properly. + // Since the last portion is guaranteed to be greater than 1, we + // know modl isn't 0 unless there is no carry. + modl += !carry; + + if (modl == 1) r = 0; + else if (!modl) r = bc_rand_int(rng); + else r = bc_rand_bounded(rng, (BcRand) modl); + } + else { + if (modl) modl -= carry; + r = bc_rand_int(rng); + carry = (r >= (BcRand) modl); + } + + bc_num_bigdig2num(&rand, r); + + bc_num_mul(&rand, p1, p2, 0); + bc_num_add(p2, t1, t2, 0); + + if (BC_NUM_NONZERO(c2)) { + + bc_num_mul(&vm.max, p1, p2, 0); + + tmp = p1; + p1 = p2; + p2 = tmp; + + tmp = c1; + c1 = c2; + c2 = tmp; + } + else c1 = c2; + + tmp = t1; + t1 = t2; + t2 = tmp; + } + + bc_num_copy(b, t1); + bc_num_clean(b); + +err: + BC_SIG_MAYLOCK; + bc_num_free(&pow); + bc_num_free(&pow2); + bc_num_free(&temp2); + bc_num_free(&temp1); + bc_num_free(&mod); + bc_num_free(&cp2); + bc_num_free(&cp); + BC_LONGJMP_CONT; +} +#endif // BC_ENABLE_EXTRA_MATH + +size_t bc_num_addReq(const BcNum *a, const BcNum *b, size_t scale) { + + size_t aint, bint, ardx, brdx; + + BC_UNUSED(scale); + + ardx = a->rdx; + aint = bc_num_int(a); + assert(aint <= a->len && ardx <= a->len); + + brdx = b->rdx; + bint = bc_num_int(b); + assert(bint <= b->len && brdx <= b->len); + + ardx = BC_MAX(ardx, brdx); + aint = BC_MAX(aint, bint); + + return bc_vm_growSize(bc_vm_growSize(ardx, aint), 1); +} + +size_t bc_num_mulReq(const BcNum *a, const BcNum *b, size_t scale) { + size_t max, rdx; + rdx = bc_vm_growSize(a->rdx, b->rdx); + max = BC_NUM_RDX(scale); + max = bc_vm_growSize(BC_MAX(max, rdx), 1); + rdx = bc_vm_growSize(bc_vm_growSize(bc_num_int(a), bc_num_int(b)), max); + return rdx; +} + +size_t bc_num_powReq(const BcNum *a, const BcNum *b, size_t scale) { + BC_UNUSED(scale); + return bc_vm_growSize(bc_vm_growSize(a->len, b->len), 1); +} + +#if BC_ENABLE_EXTRA_MATH +size_t bc_num_placesReq(const BcNum *a, const BcNum *b, size_t scale) { + BC_UNUSED(scale); + return a->len + b->len - a->rdx - b->rdx; +} +#endif // BC_ENABLE_EXTRA_MATH + +void bc_num_add(BcNum *a, BcNum *b, BcNum *c, size_t scale) { + bc_num_binary(a, b, c, false, bc_num_as, bc_num_addReq(a, b, scale)); +} + +void bc_num_sub(BcNum *a, BcNum *b, BcNum *c, size_t scale) { + bc_num_binary(a, b, c, true, bc_num_as, bc_num_addReq(a, b, scale)); +} + +void bc_num_mul(BcNum *a, BcNum *b, BcNum *c, size_t scale) { + bc_num_binary(a, b, c, scale, bc_num_m, bc_num_mulReq(a, b, scale)); +} + +void bc_num_div(BcNum *a, BcNum *b, BcNum *c, size_t scale) { + bc_num_binary(a, b, c, scale, bc_num_d, bc_num_mulReq(a, b, scale)); +} + +void bc_num_mod(BcNum *a, BcNum *b, BcNum *c, size_t scale) { + bc_num_binary(a, b, c, scale, bc_num_rem, bc_num_mulReq(a, b, scale)); +} + +void bc_num_pow(BcNum *a, BcNum *b, BcNum *c, size_t scale) { + bc_num_binary(a, b, c, scale, bc_num_p, bc_num_powReq(a, b, scale)); +} + +#if BC_ENABLE_EXTRA_MATH +void bc_num_places(BcNum *a, BcNum *b, BcNum *c, size_t scale) { + bc_num_binary(a, b, c, scale, bc_num_place, bc_num_placesReq(a, b, scale)); +} + +void bc_num_lshift(BcNum *a, BcNum *b, BcNum *c, size_t scale) { + bc_num_binary(a, b, c, scale, bc_num_left, bc_num_placesReq(a, b, scale)); +} + +void bc_num_rshift(BcNum *a, BcNum *b, BcNum *c, size_t scale) { + bc_num_binary(a, b, c, scale, bc_num_right, bc_num_placesReq(a, b, scale)); +} +#endif // BC_ENABLE_EXTRA_MATH + +void bc_num_sqrt(BcNum *restrict a, BcNum *restrict b, size_t scale) { + + BcNum num1, num2, half, f, fprime, *x0, *x1, *temp; + size_t pow, len, rdx, req, digs, digs1, digs2, resscale; + BcDig half_digs[1]; + + assert(a != NULL && b != NULL && a != b); + + if (BC_ERR(a->neg)) bc_vm_err(BC_ERROR_MATH_NEGATIVE); + + if (a->scale > scale) scale = a->scale; + + len = bc_vm_growSize(bc_num_intDigits(a), 1); + rdx = BC_NUM_RDX(scale); + req = bc_vm_growSize(BC_MAX(rdx, a->rdx), len >> 1); + + BC_SIG_LOCK; + + bc_num_init(b, bc_vm_growSize(req, 1)); + + BC_SIG_UNLOCK; + + if (BC_NUM_ZERO(a)) { + bc_num_setToZero(b, scale); + return; + } + if (BC_NUM_ONE(a)) { + bc_num_one(b); + bc_num_extend(b, scale); + return; + } + + rdx = BC_NUM_RDX(scale); + rdx = BC_MAX(rdx, a->rdx); + len = bc_vm_growSize(a->len, rdx); + + BC_SIG_LOCK; + + bc_num_init(&num1, len); + bc_num_init(&num2, len); + bc_num_setup(&half, half_digs, sizeof(half_digs) / sizeof(BcDig)); + + bc_num_one(&half); + half.num[0] = BC_BASE_POW / 2; + half.len = 1; + half.rdx = 1; + half.scale = 1; + + bc_num_init(&f, len); + bc_num_init(&fprime, len); + + BC_SETJMP_LOCKED(err); + + BC_SIG_UNLOCK; + + x0 = &num1; + x1 = &num2; + + bc_num_one(x0); + pow = bc_num_intDigits(a); + + if (pow) { + + if (pow & 1) x0->num[0] = 2; + else x0->num[0] = 6; + + pow -= 2 - (pow & 1); + bc_num_shiftLeft(x0, pow / 2); + } + + x0->scale = x0->rdx = digs = digs1 = digs2 = 0; + resscale = (scale + BC_BASE_DIGS) + 2; + + while (bc_num_cmp(x1, x0)) { + + assert(BC_NUM_NONZERO(x0)); + + bc_num_div(a, x0, &f, resscale); + bc_num_add(x0, &f, &fprime, resscale); + bc_num_mul(&fprime, &half, x1, resscale); + + temp = x0; + x0 = x1; + x1 = temp; + } + + bc_num_copy(b, x0); + if (b->scale > scale) bc_num_truncate(b, b->scale - scale); + + assert(!b->neg || BC_NUM_NONZERO(b)); + assert(b->rdx <= b->len || !b->len); + assert(!b->len || b->num[b->len - 1] || b->rdx == b->len); + +err: + BC_SIG_MAYLOCK; + bc_num_free(&fprime); + bc_num_free(&f); + bc_num_free(&num2); + bc_num_free(&num1); + BC_LONGJMP_CONT; +} + +void bc_num_divmod(BcNum *a, BcNum *b, BcNum *c, BcNum *d, size_t scale) { + + BcNum num2, *ptr_a; + bool init = false; + size_t ts, len; + + ts = BC_MAX(scale + b->scale, a->scale); + len = bc_num_mulReq(a, b, ts); + + assert(a != NULL && b != NULL && c != NULL && d != NULL); + assert(c != d && a != d && b != d && b != c); + + if (c == a) { + + memcpy(&num2, c, sizeof(BcNum)); + ptr_a = &num2; + + BC_SIG_LOCK; + + bc_num_init(c, len); + + init = true; + + BC_SETJMP_LOCKED(err); + + BC_SIG_UNLOCK; + } + else { + ptr_a = a; + bc_num_expand(c, len); + } + + if (BC_NUM_NONZERO(a) && !a->rdx && !b->rdx && b->len == 1 && !scale) { + + BcBigDig rem; + + bc_num_divArray(ptr_a, (BcBigDig) b->num[0], c, &rem); + + assert(rem < BC_BASE_POW); + + d->num[0] = (BcDig) rem; + d->len = (rem != 0); + } + else bc_num_r(ptr_a, b, c, d, scale, ts); + + assert(!c->neg || BC_NUM_NONZERO(c)); + assert(c->rdx <= c->len || !c->len); + assert(!c->len || c->num[c->len - 1] || c->rdx == c->len); + assert(!d->neg || BC_NUM_NONZERO(d)); + assert(d->rdx <= d->len || !d->len); + assert(!d->len || d->num[d->len - 1] || d->rdx == d->len); + +err: + if (init) { + BC_SIG_MAYLOCK; + bc_num_free(&num2); + BC_LONGJMP_CONT; + } +} + +#if DC_ENABLED +void bc_num_modexp(BcNum *a, BcNum *b, BcNum *c, BcNum *restrict d) { + + BcNum base, exp, two, temp; + BcDig two_digs[2]; + + assert(a != NULL && b != NULL && c != NULL && d != NULL); + assert(a != d && b != d && c != d); + + if (BC_ERR(BC_NUM_ZERO(c))) bc_vm_err(BC_ERROR_MATH_DIVIDE_BY_ZERO); + if (BC_ERR(b->neg)) bc_vm_err(BC_ERROR_MATH_NEGATIVE); + if (BC_ERR(a->rdx || b->rdx || c->rdx)) + bc_vm_err(BC_ERROR_MATH_NON_INTEGER); + + bc_num_expand(d, c->len); + + BC_SIG_LOCK; + + bc_num_init(&base, c->len); + bc_num_setup(&two, two_digs, sizeof(two_digs) / sizeof(BcDig)); + bc_num_init(&temp, b->len + 1); + bc_num_createCopy(&exp, b); + + BC_SETJMP_LOCKED(err); + + BC_SIG_UNLOCK; + + bc_num_one(&two); + two.num[0] = 2; + bc_num_one(d); + + // We already checked for 0. + bc_num_rem(a, c, &base, 0); + + while (BC_NUM_NONZERO(&exp)) { + + // Num two cannot be 0, so no errors. + bc_num_divmod(&exp, &two, &exp, &temp, 0); + + if (BC_NUM_ONE(&temp) && !temp.neg) { + + bc_num_mul(d, &base, &temp, 0); + + // We already checked for 0. + bc_num_rem(&temp, c, d, 0); + } + + bc_num_mul(&base, &base, &temp, 0); + + // We already checked for 0. + bc_num_rem(&temp, c, &base, 0); + } + +err: + BC_SIG_MAYLOCK; + bc_num_free(&exp); + bc_num_free(&temp); + bc_num_free(&base); + BC_LONGJMP_CONT; + assert(!d->neg || d->len); + assert(!d->len || d->num[d->len - 1] || d->rdx == d->len); +} +#endif // DC_ENABLED + +#if BC_DEBUG_CODE +void bc_num_printDebug(const BcNum *n, const char *name, bool emptyline) { + bc_file_puts(&vm.fout, name); + bc_file_puts(&vm.fout, ": "); + bc_num_printDecimal(n); + bc_file_putchar(&vm.fout, '\n'); + if (emptyline) bc_file_putchar(&vm.fout, '\n'); + vm.nchars = 0; +} + +void bc_num_printDigs(const BcDig *n, size_t len, bool emptyline) { + + size_t i; + + for (i = len - 1; i < len; --i) + bc_file_printf(&vm.fout, " %lu", (unsigned long) n[i]); + + bc_file_putchar(&vm.fout, '\n'); + if (emptyline) bc_file_putchar(&vm.fout, '\n'); + vm.nchars = 0; +} + +void bc_num_printWithDigs(const BcNum *n, const char *name, bool emptyline) { + bc_file_puts(&vm.fout, name); + bc_file_printf(&vm.fout, " len: %zu, rdx: %zu, scale: %zu\n", + name, n->len, n->rdx, n->scale); + bc_num_printDigs(n->num, n->len, emptyline); +} + +void bc_num_dump(const char *varname, const BcNum *n) { + + ulong i, scale = n->scale; + + bc_file_printf(&vm.ferr, "\n%s = %s", varname, + n->len ? (n->neg ? "-" : "+") : "0 "); + + for (i = n->len - 1; i < n->len; --i) { + + if (i + 1 == n->rdx) bc_file_puts(&vm.ferr, ". "); + + if (scale / BC_BASE_DIGS != n->rdx - i - 1) + bc_file_printf(&vm.ferr, "%lu ", (unsigned long) n->num[i]); + else { + + int mod = scale % BC_BASE_DIGS; + int d = BC_BASE_DIGS - mod; + BcDig div; + + if (mod != 0) { + div = n->num[i] / ((BcDig) bc_num_pow10[(ulong) d]); + bc_file_printf(&vm.ferr, "%lu", (unsigned long) div); + } + + div = n->num[i] % ((BcDig) bc_num_pow10[(ulong) d]); + bc_file_printf(&vm.ferr, " ' %lu ", (unsigned long) div); + } + } + + bc_file_printf(&vm.ferr, "(%zu | %zu.%zu / %zu) %lu\n", + n->scale, n->len, n->rdx, n->cap, + (unsigned long) (void*) n->num); +} +#endif // BC_DEBUG_CODE diff --git a/src/opt.c b/src/opt.c new file mode 100644 index 000000000000..730b1cd51f19 --- /dev/null +++ b/src/opt.c @@ -0,0 +1,250 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * Adapted from https://github.com/skeeto/optparse + * + * ***************************************************************************** + * + * Code for getopt_long() replacement. It turns out that getopt_long() has + * different behavior on different platforms. + * + */ + +#include +#include +#include +#include + +#include +#include +#include + +static inline bool bc_opt_longoptsEnd(const BcOptLong *longopts, size_t i) { + return !longopts[i].name && !longopts[i].val; +} + +static const char* bc_opt_longopt(const BcOptLong *longopts, int c) { + + size_t i; + + for (i = 0; !bc_opt_longoptsEnd(longopts, i); ++i) { + if (longopts[i].val == c) return longopts[i].name; + } + + return "NULL"; +} + +static void bc_opt_error(BcError err, int c, const char *str) { + if (err == BC_ERROR_FATAL_OPTION) bc_vm_error(err, 0, str); + else bc_vm_error(err, 0, (int) c, str); +} + +static int bc_opt_type(const BcOptLong *longopts, char c) { + + size_t i; + + if (c == ':') return -1; + + for (i = 0; !bc_opt_longoptsEnd(longopts, i) && longopts[i].val != c; ++i); + + if (bc_opt_longoptsEnd(longopts, i)) return -1; + + return (int) longopts[i].type; +} + +static int bc_opt_parseShort(BcOpt *o, const BcOptLong *longopts) { + + int type; + char *next; + char *option = o->argv[o->optind]; + int ret = -1; + + o->optopt = 0; + o->optarg = NULL; + + option += o->subopt + 1; + o->optopt = option[0]; + + type = bc_opt_type(longopts, option[0]); + next = o->argv[o->optind + 1]; + + switch (type) { + + case -1: + case BC_OPT_BC_ONLY: + case BC_OPT_DC_ONLY: + { + if (type == -1 || (type == BC_OPT_BC_ONLY && !BC_IS_BC) || + (type == BC_OPT_DC_ONLY && BC_IS_BC)) + { + char str[2] = {0, 0}; + + str[0] = option[0]; + o->optind += 1; + + bc_opt_error(BC_ERROR_FATAL_OPTION, option[0], str); + } + } + // Fallthrough. + case BC_OPT_NONE: + { + if (option[1]) o->subopt += 1; + else { + o->subopt = 0; + o->optind += 1; + } + + ret = (int) option[0]; + break; + } + + case BC_OPT_REQUIRED: + { + o->subopt = 0; + o->optind += 1; + + if (option[1]) o->optarg = option + 1; + else if (next != NULL) { + o->optarg = next; + o->optind += 1; + } + else bc_opt_error(BC_ERROR_FATAL_OPTION_NO_ARG, option[0], + bc_opt_longopt(longopts, option[0])); + + + ret = (int) option[0]; + break; + } + } + + return ret; +} + +static bool bc_opt_longoptsMatch(const char *name, const char *option) { + + const char *a = option, *n = name; + + if (name == NULL) return false; + + for (; *a && *n && *a != '='; ++a, ++n) { + if (*a != *n) return false; + } + + return (*n == '\0' && (*a == '\0' || *a == '=')); +} + +static char* bc_opt_longoptsArg(char *option) { + + for (; *option && *option != '='; ++option); + + if (*option == '=') return option + 1; + else return NULL; +} + +int bc_opt_parse(BcOpt *o, const BcOptLong *longopts) { + + size_t i; + char *option; + bool empty; + + do { + + option = o->argv[o->optind]; + if (option == NULL) return -1; + + empty = !strcmp(option, ""); + o->optind += empty; + + } while (empty); + + if (BC_OPT_ISDASHDASH(option)) { + + // Consume "--". + o->optind += 1; + return -1; + } + else if (BC_OPT_ISSHORTOPT(option)) return bc_opt_parseShort(o, longopts); + else if (!BC_OPT_ISLONGOPT(option)) return -1; + + o->optopt = 0; + o->optarg = NULL; + + // Skip "--" at beginning of the option. + option += 2; + o->optind += 1; + + for (i = 0; !bc_opt_longoptsEnd(longopts, i); i++) { + + const char *name = longopts[i].name; + + if (bc_opt_longoptsMatch(name, option)) { + + char *arg; + + o->optopt = longopts[i].val; + arg = bc_opt_longoptsArg(option); + + if ((longopts[i].type == BC_OPT_BC_ONLY && !BC_IS_BC) || + (longopts[i].type == BC_OPT_DC_ONLY && BC_IS_BC)) + { + bc_opt_error(BC_ERROR_FATAL_OPTION, o->optopt, name); + } + + if (longopts[i].type == BC_OPT_NONE && arg != NULL) + { + bc_opt_error(BC_ERROR_FATAL_OPTION_ARG, o->optopt, name); + } + + if (arg != NULL) o->optarg = arg; + else if (longopts[i].type == BC_OPT_REQUIRED) { + + o->optarg = o->argv[o->optind]; + + if (o->optarg != NULL) o->optind += 1; + else bc_opt_error(BC_ERROR_FATAL_OPTION_NO_ARG, + o->optopt, name); + } + + return o->optopt; + } + } + + bc_opt_error(BC_ERROR_FATAL_OPTION, 0, option); + + return -1; +} + +void bc_opt_init(BcOpt *o, char *argv[]) { + o->argv = argv; + o->optind = 1; + o->subopt = 0; + o->optarg = NULL; +} diff --git a/src/parse.c b/src/parse.c new file mode 100644 index 000000000000..5d35fe66d3b6 --- /dev/null +++ b/src/parse.c @@ -0,0 +1,222 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * Code common to the parsers. + * + */ + +#include +#include +#include +#include + +#include + +#include +#include +#include +#include +#include +#include + +void bc_parse_updateFunc(BcParse *p, size_t fidx) { + p->fidx = fidx; + p->func = bc_vec_item(&p->prog->fns, fidx); +} + +inline void bc_parse_pushName(const BcParse *p, char *name, bool var) { + bc_parse_pushIndex(p, bc_program_search(p->prog, name, var)); +} + +static void bc_parse_update(BcParse *p, uchar inst, size_t idx) { + bc_parse_updateFunc(p, p->fidx); + bc_parse_push(p, inst); + bc_parse_pushIndex(p, idx); +} + +void bc_parse_addString(BcParse *p) { + + BcFunc *f = BC_IS_BC ? p->func : bc_vec_item(&p->prog->fns, BC_PROG_MAIN); + size_t idx; + + BC_SIG_LOCK; + + if (BC_IS_BC) { + const char *str = bc_vm_strdup(p->l.str.v); + idx = f->strs.len; + bc_vec_push(&f->strs, &str); + } +#if DC_ENABLED + else idx = bc_program_insertFunc(p->prog, p->l.str.v) - BC_PROG_REQ_FUNCS; +#endif // DC_ENABLED + +#ifndef NDEBUG + f = BC_IS_BC ? p->func : bc_vec_item(&p->prog->fns, BC_PROG_MAIN); + assert(f->strs.len > idx); +#endif // NDEBUG + + bc_parse_update(p, BC_INST_STR, idx); + + BC_SIG_UNLOCK; +} + +static void bc_parse_addNum(BcParse *p, const char *string) { + + BcFunc *f = BC_IS_BC ? p->func : bc_vec_item(&p->prog->fns, BC_PROG_MAIN); + size_t idx; + BcConst c; + + if (bc_parse_one[0] == string[0] && bc_parse_one[1] == string[1]) { + bc_parse_push(p, BC_INST_ONE); + return; + } + + idx = f->consts.len; + + BC_SIG_LOCK; + + c.val = bc_vm_strdup(string); + c.base = BC_NUM_BIGDIG_MAX; + + bc_num_clear(&c.num); + bc_vec_push(&f->consts, &c); + + bc_parse_update(p, BC_INST_NUM, idx); + + BC_SIG_UNLOCK; +} + +void bc_parse_number(BcParse *p) { + +#if BC_ENABLE_EXTRA_MATH + char *exp = strchr(p->l.str.v, 'e'); + size_t idx = SIZE_MAX; + + if (exp != NULL) { + idx = ((size_t) (exp - p->l.str.v)); + *exp = 0; + } +#endif // BC_ENABLE_EXTRA_MATH + + bc_parse_addNum(p, p->l.str.v); + +#if BC_ENABLE_EXTRA_MATH + if (exp != NULL) { + + bool neg; + + neg = (*((char*) bc_vec_item(&p->l.str, idx + 1)) == BC_LEX_NEG_CHAR); + + bc_parse_addNum(p, bc_vec_item(&p->l.str, idx + 1 + neg)); + bc_parse_push(p, BC_INST_LSHIFT + neg); + } +#endif // BC_ENABLE_EXTRA_MATH +} + +void bc_parse_text(BcParse *p, const char *text) { + // Make sure the pointer isn't invalidated. + p->func = bc_vec_item(&p->prog->fns, p->fidx); + bc_lex_text(&p->l, text); +} + +void bc_parse_reset(BcParse *p) { + + BC_SIG_ASSERT_LOCKED; + + if (p->fidx != BC_PROG_MAIN) { + bc_func_reset(p->func); + bc_parse_updateFunc(p, BC_PROG_MAIN); + } + + p->l.i = p->l.len; + p->l.t = BC_LEX_EOF; + p->auto_part = false; + +#if BC_ENABLED + if (BC_IS_BC) { + bc_vec_npop(&p->flags, p->flags.len - 1); + bc_vec_npop(&p->exits, p->exits.len); + bc_vec_npop(&p->conds, p->conds.len); + bc_vec_npop(&p->ops, p->ops.len); + } +#endif // BC_ENABLED + + bc_program_reset(p->prog); + + if (BC_ERR(vm.status)) BC_VM_JMP; +} + +void bc_parse_free(BcParse *p) { + + BC_SIG_ASSERT_LOCKED; + + assert(p != NULL); + +#if BC_ENABLED + if (BC_IS_BC) { + bc_vec_free(&p->flags); + bc_vec_free(&p->exits); + bc_vec_free(&p->conds); + bc_vec_free(&p->ops); + bc_vec_free(&p->buf); + } +#endif // BC_ENABLED + + bc_lex_free(&p->l); +} + +void bc_parse_init(BcParse *p, BcProgram *prog, size_t func) { + +#if BC_ENABLED + uint16_t flag = 0; +#endif // BC_ENABLED + + BC_SIG_ASSERT_LOCKED; + + assert(p != NULL && prog != NULL); + +#if BC_ENABLED + if (BC_IS_BC) { + bc_vec_init(&p->flags, sizeof(uint16_t), NULL); + bc_vec_push(&p->flags, &flag); + bc_vec_init(&p->exits, sizeof(BcInstPtr), NULL); + bc_vec_init(&p->conds, sizeof(size_t), NULL); + bc_vec_init(&p->ops, sizeof(BcLexType), NULL); + bc_vec_init(&p->buf, sizeof(char), NULL); + } +#endif // BC_ENABLED + + bc_lex_init(&p->l); + + p->prog = prog; + p->auto_part = false; + bc_parse_updateFunc(p, func); +} diff --git a/src/program.c b/src/program.c new file mode 100644 index 000000000000..8f2270f5e71d --- /dev/null +++ b/src/program.c @@ -0,0 +1,2300 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * Code to execute bc programs. + * + */ + +#include +#include +#include + +#include + +#include + +#include + +#include +#include +#include +#include + +static void bc_program_addFunc(BcProgram *p, BcFunc *f, BcId *id_ptr); + +static inline void bc_program_setVecs(BcProgram *p, BcFunc *f) { + p->consts = &f->consts; + p->strs = &f->strs; +} + +static void bc_program_type_num(BcResult *r, BcNum *n) { + +#if BC_ENABLED + assert(r->t != BC_RESULT_VOID); +#endif // BC_ENABLED + + if (BC_ERR(!BC_PROG_NUM(r, n))) bc_vm_err(BC_ERROR_EXEC_TYPE); +} + +#if BC_ENABLED +static void bc_program_type_match(BcResult *r, BcType t) { + +#if DC_ENABLED + assert(!BC_IS_BC || BC_NO_ERR(r->t != BC_RESULT_STR)); +#endif // DC_ENABLED + + if (BC_ERR((r->t != BC_RESULT_ARRAY) != (!t))) + bc_vm_err(BC_ERROR_EXEC_TYPE); +} +#endif // BC_ENABLED + +static size_t bc_program_index(const char *restrict code, size_t *restrict bgn) +{ + uchar amt = (uchar) code[(*bgn)++], i = 0; + size_t res = 0; + + for (; i < amt; ++i, ++(*bgn)) { + size_t temp = ((size_t) ((int) (uchar) code[*bgn]) & UCHAR_MAX); + res |= (temp << (i * CHAR_BIT)); + } + + return res; +} + +static void bc_program_prepGlobals(BcProgram *p) { + + size_t i; + + for (i = 0; i < BC_PROG_GLOBALS_LEN; ++i) + bc_vec_push(p->globals_v + i, p->globals + i); + +#if BC_ENABLE_EXTRA_MATH + bc_rand_push(&p->rng); +#endif // BC_ENABLE_EXTRA_MATH +} + +static void bc_program_popGlobals(BcProgram *p, bool reset) { + + size_t i; + + for (i = 0; i < BC_PROG_GLOBALS_LEN; ++i) { + BcVec *v = p->globals_v + i; + bc_vec_npop(v, reset ? v->len - 1 : 1); + p->globals[i] = BC_PROG_GLOBAL(v); + } + +#if BC_ENABLE_EXTRA_MATH + bc_rand_pop(&p->rng, reset); +#endif // BC_ENABLE_EXTRA_MATH +} + +static void bc_program_pushBigdig(BcProgram *p, BcBigDig dig, BcResultType type) +{ + BcResult res; + + res.t = type; + + BC_SIG_LOCK; + + bc_num_createFromBigdig(&res.d.n, dig); + bc_vec_push(&p->results, &res); + + BC_SIG_UNLOCK; +} + +#if BC_ENABLED +static BcVec* bc_program_dereference(const BcProgram *p, BcVec *vec) { + + BcVec *v; + size_t vidx, nidx, i = 0; + + assert(vec->size == sizeof(uchar)); + + vidx = bc_program_index(vec->v, &i); + nidx = bc_program_index(vec->v, &i); + + v = bc_vec_item(bc_vec_item(&p->arrs, vidx), nidx); + + assert(v->size != sizeof(uchar)); + + return v; +} +#endif // BC_ENABLED + +size_t bc_program_search(BcProgram *p, const char *id, bool var) { + + BcVec *v, *map; + size_t i; + BcResultData data; + + v = var ? &p->vars : &p->arrs; + map = var ? &p->var_map : &p->arr_map; + + BC_SIG_LOCK; + + if (bc_map_insert(map, id, v->len, &i)) { + bc_array_init(&data.v, var); + bc_vec_push(v, &data.v); + } + + BC_SIG_UNLOCK; + + return ((BcId*) bc_vec_item(map, i))->idx; +} + +static inline BcVec* bc_program_vec(const BcProgram *p, size_t idx, BcType type) +{ + const BcVec *v = (type == BC_TYPE_VAR) ? &p->vars : &p->arrs; + return bc_vec_item(v, idx); +} + +static BcNum* bc_program_num(BcProgram *p, BcResult *r) { + + BcNum *n; + + switch (r->t) { + + case BC_RESULT_CONSTANT: + { + BcConst *c = bc_vec_item(p->consts, r->d.loc.loc); + BcBigDig base = BC_PROG_IBASE(p); + + if (c->base != base) { + + if (c->num.num == NULL) { + BC_SIG_LOCK; + bc_num_init(&c->num, BC_NUM_RDX(strlen(c->val))); + BC_SIG_UNLOCK; + } + + // bc_num_parse() should only do operations that cannot fail. + bc_num_parse(&c->num, c->val, base, !c->val[1]); + + c->base = base; + } + + BC_SIG_LOCK; + + n = &r->d.n; + + r->t = BC_RESULT_TEMP; + + bc_num_createCopy(n, &c->num); + + BC_SIG_UNLOCK; + + break; + } + + case BC_RESULT_STR: + case BC_RESULT_TEMP: + case BC_RESULT_IBASE: + case BC_RESULT_SCALE: + case BC_RESULT_OBASE: +#if BC_ENABLE_EXTRA_MATH + case BC_RESULT_SEED: +#endif // BC_ENABLE_EXTRA_MATH + { + n = &r->d.n; + break; + } + + case BC_RESULT_VAR: +#if BC_ENABLED + case BC_RESULT_ARRAY: +#endif // BC_ENABLED + case BC_RESULT_ARRAY_ELEM: + { + BcVec *v; + BcType type = (r->t == BC_RESULT_VAR) ? BC_TYPE_VAR : BC_TYPE_ARRAY; + + v = bc_program_vec(p, r->d.loc.loc, type); + + if (r->t == BC_RESULT_ARRAY_ELEM) { + + size_t idx = r->d.loc.idx; + + v = bc_vec_top(v); + +#if BC_ENABLED + if (v->size == sizeof(uchar)) v = bc_program_dereference(p, v); +#endif // BC_ENABLED + + assert(v->size == sizeof(BcNum)); + + if (v->len <= idx) { + BC_SIG_LOCK; + bc_array_expand(v, bc_vm_growSize(idx, 1)); + BC_SIG_UNLOCK; + } + + n = bc_vec_item(v, idx); + } + else n = bc_vec_top(v); + + break; + } + + case BC_RESULT_ONE: + { + n = &p->one; + break; + } + +#if BC_ENABLED + case BC_RESULT_VOID: +#ifndef NDEBUG + { + abort(); + } +#endif // NDEBUG + // Fallthrough + case BC_RESULT_LAST: + { + n = &p->last; + break; + } +#endif // BC_ENABLED + } + + return n; +} + +static void bc_program_operand(BcProgram *p, BcResult **r, + BcNum **n, size_t idx) +{ + *r = bc_vec_item_rev(&p->results, idx); + +#if BC_ENABLED + if (BC_ERR((*r)->t == BC_RESULT_VOID)) bc_vm_err(BC_ERROR_EXEC_VOID_VAL); +#endif // BC_ENABLED + + *n = bc_program_num(p, *r); +} + +static void bc_program_binPrep(BcProgram *p, BcResult **l, BcNum **ln, + BcResult **r, BcNum **rn, size_t idx) +{ + BcResultType lt; + + assert(p != NULL && l != NULL && ln != NULL && r != NULL && rn != NULL); + +#ifndef BC_PROG_NO_STACK_CHECK + if (!BC_IS_BC) { + if (BC_ERR(!BC_PROG_STACK(&p->results, idx + 2))) + bc_vm_err(BC_ERROR_EXEC_STACK); + } +#endif // BC_PROG_NO_STACK_CHECK + + assert(BC_PROG_STACK(&p->results, idx + 2)); + + bc_program_operand(p, l, ln, idx + 1); + bc_program_operand(p, r, rn, idx); + + lt = (*l)->t; + +#if BC_ENABLED + assert(lt != BC_RESULT_VOID && (*r)->t != BC_RESULT_VOID); +#endif // BC_ENABLED + + // We run this again under these conditions in case any vector has been + // reallocated out from under the BcNums or arrays we had. + if (lt == (*r)->t && (lt == BC_RESULT_VAR || lt == BC_RESULT_ARRAY_ELEM)) + *ln = bc_program_num(p, *l); + + if (BC_ERR(lt == BC_RESULT_STR)) bc_vm_err(BC_ERROR_EXEC_TYPE); +} + +static void bc_program_binOpPrep(BcProgram *p, BcResult **l, BcNum **ln, + BcResult **r, BcNum **rn, size_t idx) +{ + bc_program_binPrep(p, l, ln, r, rn, idx); + bc_program_type_num(*l, *ln); + bc_program_type_num(*r, *rn); +} + +static void bc_program_assignPrep(BcProgram *p, BcResult **l, BcNum **ln, + BcResult **r, BcNum **rn) +{ + BcResultType lt, min; + + min = BC_RESULT_CONSTANT - ((unsigned int) (BC_IS_BC << 1)); + + bc_program_binPrep(p, l, ln, r, rn, 0); + + lt = (*l)->t; + + if (BC_ERR(lt >= min && lt <= BC_RESULT_ONE)) + bc_vm_err(BC_ERROR_EXEC_TYPE); + +#if DC_ENABLED + if(!BC_IS_BC) { + + bool good = (((*r)->t == BC_RESULT_STR || BC_PROG_STR(*rn)) && + lt <= BC_RESULT_ARRAY_ELEM); + + if (!good) bc_program_type_num(*r, *rn); + } +#else + assert((*r)->t != BC_RESULT_STR); +#endif // DC_ENABLED +} + +static void bc_program_prep(BcProgram *p, BcResult **r, BcNum **n, size_t idx) { + + assert(p != NULL && r != NULL && n != NULL); + +#ifndef BC_PROG_NO_STACK_CHECK + if (!BC_IS_BC) { + if (BC_ERR(!BC_PROG_STACK(&p->results, idx + 1))) + bc_vm_err(BC_ERROR_EXEC_STACK); + } +#endif // BC_PROG_NO_STACK_CHECK + + assert(BC_PROG_STACK(&p->results, idx + 1)); + + bc_program_operand(p, r, n, idx); + +#if DC_ENABLED + assert((*r)->t != BC_RESULT_VAR || !BC_PROG_STR(*n)); +#endif // DC_ENABLED + + bc_program_type_num(*r, *n); +} + +static BcResult* bc_program_prepResult(BcProgram *p) { + + BcResult res; + + bc_result_clear(&res); + bc_vec_push(&p->results, &res); + + return bc_vec_top(&p->results); +} + +static void bc_program_op(BcProgram *p, uchar inst) { + + BcResult *opd1, *opd2, *res; + BcNum *n1, *n2; + size_t idx = inst - BC_INST_POWER; + + res = bc_program_prepResult(p); + + bc_program_binOpPrep(p, &opd1, &n1, &opd2, &n2, 1); + + BC_SIG_LOCK; + + bc_num_init(&res->d.n, bc_program_opReqs[idx](n1, n2, BC_PROG_SCALE(p))); + + BC_SIG_UNLOCK; + + bc_program_ops[idx](n1, n2, &res->d.n, BC_PROG_SCALE(p)); + + bc_program_retire(p, 1, 2); +} + +static void bc_program_read(BcProgram *p) { + + BcStatus s; + BcParse parse; + BcVec buf; + BcInstPtr ip; + size_t i; + const char* file; + BcFunc *f = bc_vec_item(&p->fns, BC_PROG_READ); + + for (i = 0; i < p->stack.len; ++i) { + BcInstPtr *ip_ptr = bc_vec_item(&p->stack, i); + if (ip_ptr->func == BC_PROG_READ) + bc_vm_err(BC_ERROR_EXEC_REC_READ); + } + + BC_SIG_LOCK; + + file = vm.file; + bc_parse_init(&parse, p, BC_PROG_READ); + bc_vec_init(&buf, sizeof(char), NULL); + + BC_SETJMP_LOCKED(exec_err); + + BC_SIG_UNLOCK; + + bc_lex_file(&parse.l, bc_program_stdin_name); + bc_vec_npop(&f->code, f->code.len); + + s = bc_read_line(&buf, BC_IS_BC ? "read> " : "?> "); + if (s == BC_STATUS_EOF) bc_vm_err(BC_ERROR_EXEC_READ_EXPR); + + bc_parse_text(&parse, buf.v); + vm.expr(&parse, BC_PARSE_NOREAD | BC_PARSE_NEEDVAL); + + if (BC_ERR(parse.l.t != BC_LEX_NLINE && parse.l.t != BC_LEX_EOF)) + bc_vm_err(BC_ERROR_EXEC_READ_EXPR); + + if (BC_G) bc_program_prepGlobals(p); + + ip.func = BC_PROG_READ; + ip.idx = 0; + ip.len = p->results.len; + + // Update this pointer, just in case. + f = bc_vec_item(&p->fns, BC_PROG_READ); + + bc_vec_pushByte(&f->code, vm.read_ret); + bc_vec_push(&p->stack, &ip); +#if DC_ENABLED + if (!BC_IS_BC) { + size_t temp = 0; + bc_vec_push(&p->tail_calls, &temp); + } +#endif // DC_ENABLED + +exec_err: + BC_SIG_MAYLOCK; + bc_parse_free(&parse); + bc_vec_free(&buf); + vm.file = file; + BC_LONGJMP_CONT; +} + +#if BC_ENABLE_EXTRA_MATH +static void bc_program_rand(BcProgram *p) { + BcRand rand = bc_rand_int(&p->rng); + bc_program_pushBigdig(p, (BcBigDig) rand, BC_RESULT_TEMP); +} +#endif // BC_ENABLE_EXTRA_MATH + +static void bc_program_printChars(const char *str) { + + const char *nl; + size_t len = vm.nchars + strlen(str); + + bc_file_puts(&vm.fout, str); + nl = strrchr(str, '\n'); + + if (nl != NULL) len = strlen(nl + 1); + + vm.nchars = len > UINT16_MAX ? UINT16_MAX : (uint16_t) len; +} + +static void bc_program_printString(const char *restrict str) { + + size_t i, len = strlen(str); + +#if DC_ENABLED + if (!len && !BC_IS_BC) { + bc_vm_putchar('\0'); + return; + } +#endif // DC_ENABLED + + for (i = 0; i < len; ++i) { + + int c = str[i]; + + if (c == '\\' && i != len - 1) { + + const char *ptr; + + c = str[++i]; + ptr = strchr(bc_program_esc_chars, c); + + if (ptr != NULL) { + if (c == 'n') vm.nchars = UINT16_MAX; + c = bc_program_esc_seqs[(size_t) (ptr - bc_program_esc_chars)]; + } + else { + // Just print the backslash. The following + // character will be printed later. + bc_vm_putchar('\\'); + } + } + + bc_vm_putchar(c); + } +} + +static void bc_program_print(BcProgram *p, uchar inst, size_t idx) { + + BcResult *r; + char *str; + BcNum *n; + bool pop = (inst != BC_INST_PRINT); + + assert(p != NULL); + +#ifndef BC_PROG_NO_STACK_CHECK + if (!BC_IS_BC) { + if (BC_ERR(!BC_PROG_STACK(&p->results, idx + 1))) + bc_vm_err(BC_ERROR_EXEC_STACK); + } +#endif // BC_PROG_NO_STACK_CHECK + + assert(BC_PROG_STACK(&p->results, idx + 1)); + + assert(BC_IS_BC || + p->strs == &((BcFunc*) bc_vec_item(&p->fns, BC_PROG_MAIN))->strs); + + r = bc_vec_item_rev(&p->results, idx); + +#if BC_ENABLED + if (r->t == BC_RESULT_VOID) { + if (BC_ERR(pop)) bc_vm_err(BC_ERROR_EXEC_VOID_VAL); + bc_vec_pop(&p->results); + return; + } +#endif // BC_ENABLED + + n = bc_program_num(p, r); + + if (BC_PROG_NUM(r, n)) { + assert(inst != BC_INST_PRINT_STR); + bc_num_print(n, BC_PROG_OBASE(p), !pop); +#if BC_ENABLED + if (BC_IS_BC) bc_num_copy(&p->last, n); +#endif // BC_ENABLED + } + else { + + size_t i = (r->t == BC_RESULT_STR) ? r->d.loc.loc : n->scale; + + str = *((char**) bc_vec_item(p->strs, i)); + + if (inst == BC_INST_PRINT_STR) bc_program_printChars(str); + else { + bc_program_printString(str); + if (inst == BC_INST_PRINT) bc_vm_putchar('\n'); + } + } + + if (BC_IS_BC || pop) bc_vec_pop(&p->results); +} + +void bc_program_negate(BcResult *r, BcNum *n) { + bc_num_copy(&r->d.n, n); + if (BC_NUM_NONZERO(&r->d.n)) r->d.n.neg = !r->d.n.neg; +} + +void bc_program_not(BcResult *r, BcNum *n) { + if (!bc_num_cmpZero(n)) bc_num_one(&r->d.n); +} + +#if BC_ENABLE_EXTRA_MATH +void bc_program_trunc(BcResult *r, BcNum *n) { + bc_num_copy(&r->d.n, n); + bc_num_truncate(&r->d.n, n->scale); +} +#endif // BC_ENABLE_EXTRA_MATH + +static void bc_program_unary(BcProgram *p, uchar inst) { + + BcResult *res, *ptr; + BcNum *num; + + res = bc_program_prepResult(p); + + bc_program_prep(p, &ptr, &num, 1); + + BC_SIG_LOCK; + + bc_num_init(&res->d.n, num->len); + + BC_SIG_UNLOCK; + + bc_program_unarys[inst - BC_INST_NEG](res, num); + bc_program_retire(p, 1, 1); +} + +static void bc_program_logical(BcProgram *p, uchar inst) { + + BcResult *opd1, *opd2, *res; + BcNum *n1, *n2; + bool cond = 0; + ssize_t cmp; + + res = bc_program_prepResult(p); + + bc_program_binOpPrep(p, &opd1, &n1, &opd2, &n2, 1); + + if (inst == BC_INST_BOOL_AND) + cond = (bc_num_cmpZero(n1) && bc_num_cmpZero(n2)); + else if (inst == BC_INST_BOOL_OR) + cond = (bc_num_cmpZero(n1) || bc_num_cmpZero(n2)); + else { + + cmp = bc_num_cmp(n1, n2); + + switch (inst) { + + case BC_INST_REL_EQ: + { + cond = (cmp == 0); + break; + } + + case BC_INST_REL_LE: + { + cond = (cmp <= 0); + break; + } + + case BC_INST_REL_GE: + { + cond = (cmp >= 0); + break; + } + + case BC_INST_REL_NE: + { + cond = (cmp != 0); + break; + } + + case BC_INST_REL_LT: + { + cond = (cmp < 0); + break; + } + + case BC_INST_REL_GT: + { + cond = (cmp > 0); + break; + } +#ifndef NDEBUG + default: + { + abort(); + } +#endif // NDEBUG + } + } + + BC_SIG_LOCK; + + bc_num_init(&res->d.n, BC_NUM_DEF_SIZE); + + BC_SIG_UNLOCK; + + if (cond) bc_num_one(&res->d.n); + + bc_program_retire(p, 1, 2); +} + +#if DC_ENABLED +static void bc_program_assignStr(BcProgram *p, BcResult *r, + BcVec *v, bool push) +{ + BcNum n2; + + bc_num_clear(&n2); + n2.scale = r->d.loc.loc; + + assert(BC_PROG_STACK(&p->results, 1 + !push)); + + if (!push) bc_vec_pop(v); + + bc_vec_npop(&p->results, 1 + !push); + bc_vec_push(v, &n2); +} +#endif // DC_ENABLED + +static void bc_program_copyToVar(BcProgram *p, size_t idx, + BcType t, bool last) +{ + BcResult *ptr = NULL, r; + BcVec *vec; + BcNum *n = NULL; + bool var = (t == BC_TYPE_VAR); + +#if DC_ENABLED + if (!BC_IS_BC) { + + if (BC_ERR(!BC_PROG_STACK(&p->results, 1))) + bc_vm_err(BC_ERROR_EXEC_STACK); + + assert(BC_PROG_STACK(&p->results, 1)); + + bc_program_operand(p, &ptr, &n, 0); + } +#endif + +#if BC_ENABLED + if (BC_IS_BC) + { + ptr = bc_vec_top(&p->results); + + bc_program_type_match(ptr, t); + + if (last) n = bc_program_num(p, ptr); + else if (var) + n = bc_vec_item_rev(bc_program_vec(p, ptr->d.loc.loc, t), 1); + } +#endif // BC_ENABLED + + vec = bc_program_vec(p, idx, t); + +#if DC_ENABLED + if (ptr->t == BC_RESULT_STR) { + if (BC_ERR(!var)) bc_vm_err(BC_ERROR_EXEC_TYPE); + bc_program_assignStr(p, ptr, vec, true); + return; + } +#endif // DC_ENABLED + + BC_SIG_LOCK; + + if (var) bc_num_createCopy(&r.d.n, n); + else { + + BcVec *v = (BcVec*) n, *rv = &r.d.v; +#if BC_ENABLED + BcVec *parent; + bool ref, ref_size; + + parent = bc_program_vec(p, ptr->d.loc.loc, t); + assert(parent != NULL); + + if (!last) v = bc_vec_item_rev(parent, !last); + assert(v != NULL); + + ref = (v->size == sizeof(BcNum) && t == BC_TYPE_REF); + ref_size = (v->size == sizeof(uchar)); + + if (ref || (ref_size && t == BC_TYPE_REF)) { + + bc_vec_init(rv, sizeof(uchar), NULL); + + if (ref) { + + assert(parent->len >= (size_t) (!last + 1)); + + // Make sure the pointer was not invalidated. + vec = bc_program_vec(p, idx, t); + + bc_vec_pushIndex(rv, ptr->d.loc.loc); + bc_vec_pushIndex(rv, parent->len - !last - 1); + } + // If we get here, we are copying a ref to a ref. + else bc_vec_npush(rv, v->len * sizeof(uchar), v->v); + + // We need to return early. + bc_vec_push(vec, &r.d); + bc_vec_pop(&p->results); + + BC_SIG_UNLOCK; + return; + } + else if (ref_size && t != BC_TYPE_REF) v = bc_program_dereference(p, v); +#endif // BC_ENABLED + + bc_array_init(rv, true); + bc_array_copy(rv, v); + } + + bc_vec_push(vec, &r.d); + bc_vec_pop(&p->results); + + BC_SIG_UNLOCK; +} + +static void bc_program_assign(BcProgram *p, uchar inst) { + + BcResult *left, *right, res; + BcNum *l, *r; + bool ob, sc, use_val = BC_INST_USE_VAL(inst); + + bc_program_assignPrep(p, &left, &l, &right, &r); + +#if DC_ENABLED + assert(left->t != BC_RESULT_STR); + + if (right->t == BC_RESULT_STR || BC_PROG_STR(r)) { + + size_t idx = right->d.loc.loc; + + if (left->t == BC_RESULT_ARRAY_ELEM) { + BC_SIG_LOCK; + bc_num_free(l); + bc_num_clear(l); + l->scale = idx; + bc_vec_npop(&p->results, 2); + BC_SIG_UNLOCK; + } + else { + BcVec *v = bc_program_vec(p, left->d.loc.loc, BC_TYPE_VAR); + bc_program_assignStr(p, right, v, false); + } + + return; + } +#endif // DC_ENABLED + + if (BC_INST_IS_ASSIGN(inst)) bc_num_copy(l, r); +#if BC_ENABLED + else { + + BcBigDig scale = BC_PROG_SCALE(p); + + if (!use_val) + inst -= (BC_INST_ASSIGN_POWER_NO_VAL - BC_INST_ASSIGN_POWER); + + bc_program_ops[inst - BC_INST_ASSIGN_POWER](l, r, l, scale); + } +#endif // BC_ENABLED + + ob = (left->t == BC_RESULT_OBASE); + sc = (left->t == BC_RESULT_SCALE); + + if (ob || sc || left->t == BC_RESULT_IBASE) { + + BcVec *v; + BcBigDig *ptr, *ptr_t, val, max, min; + BcError e; + + bc_num_bigdig(l, &val); + e = left->t - BC_RESULT_IBASE + BC_ERROR_EXEC_IBASE; + + if (sc) { + min = 0; + max = vm.maxes[BC_PROG_GLOBALS_SCALE]; + v = p->globals_v + BC_PROG_GLOBALS_SCALE; + ptr_t = p->globals + BC_PROG_GLOBALS_SCALE; + } + else { + min = BC_NUM_MIN_BASE; + if (BC_ENABLE_EXTRA_MATH && ob && (!BC_IS_BC || !BC_IS_POSIX)) + min = 0; + max = vm.maxes[ob + BC_PROG_GLOBALS_IBASE]; + v = p->globals_v + BC_PROG_GLOBALS_IBASE + ob; + ptr_t = p->globals + BC_PROG_GLOBALS_IBASE + ob; + } + + if (BC_ERR(val > max || val < min)) bc_vm_verr(e, min, max); + + ptr = bc_vec_top(v); + *ptr = val; + *ptr_t = val; + } +#if BC_ENABLE_EXTRA_MATH + else if (left->t == BC_RESULT_SEED) bc_num_rng(l, &p->rng); +#endif // BC_ENABLE_EXTRA_MATH + + BC_SIG_LOCK; + + if (use_val) { + bc_num_createCopy(&res.d.n, l); + res.t = BC_RESULT_TEMP; + bc_vec_npop(&p->results, 2); + bc_vec_push(&p->results, &res); + } + else bc_vec_npop(&p->results, 2); + + BC_SIG_UNLOCK; +} + +static void bc_program_pushVar(BcProgram *p, const char *restrict code, + size_t *restrict bgn, bool pop, bool copy) +{ + BcResult r; + size_t idx = bc_program_index(code, bgn); + + r.t = BC_RESULT_VAR; + r.d.loc.loc = idx; + +#if DC_ENABLED + if (!BC_IS_BC && (pop || copy)) { + + BcVec *v = bc_program_vec(p, idx, BC_TYPE_VAR); + BcNum *num = bc_vec_top(v); + + if (BC_ERR(!BC_PROG_STACK(v, 2 - copy))) bc_vm_err(BC_ERROR_EXEC_STACK); + + assert(BC_PROG_STACK(v, 2 - copy)); + + if (!BC_PROG_STR(num)) { + + BC_SIG_LOCK; + + r.t = BC_RESULT_TEMP; + bc_num_createCopy(&r.d.n, num); + + if (!copy) bc_vec_pop(v); + + bc_vec_push(&p->results, &r); + + BC_SIG_UNLOCK; + + return; + } + else { + r.d.loc.loc = num->scale; + r.t = BC_RESULT_STR; + } + + if (!copy) bc_vec_pop(v); + } +#endif // DC_ENABLED + + bc_vec_push(&p->results, &r); +} + +static void bc_program_pushArray(BcProgram *p, const char *restrict code, + size_t *restrict bgn, uchar inst) +{ + BcResult r, *operand; + BcNum *num; + BcBigDig temp; + + r.d.loc.loc = bc_program_index(code, bgn); + +#if BC_ENABLED + if (inst == BC_INST_ARRAY) { + r.t = BC_RESULT_ARRAY; + bc_vec_push(&p->results, &r); + return; + } +#endif // BC_ENABLED + + bc_program_prep(p, &operand, &num, 0); + bc_num_bigdig(num, &temp); + + r.t = BC_RESULT_ARRAY_ELEM; + r.d.loc.idx = (size_t) temp; + bc_vec_pop(&p->results); + bc_vec_push(&p->results, &r); +} + +#if BC_ENABLED +static void bc_program_incdec(BcProgram *p, uchar inst) { + + BcResult *ptr, res, copy; + BcNum *num; + uchar inst2; + + bc_program_prep(p, &ptr, &num, 0); + + BC_SIG_LOCK; + + copy.t = BC_RESULT_TEMP; + bc_num_createCopy(©.d.n, num); + + BC_SETJMP_LOCKED(exit); + + BC_SIG_UNLOCK; + + res.t = BC_RESULT_ONE; + inst2 = BC_INST_ASSIGN_PLUS + (inst & 0x01); + + bc_vec_push(&p->results, &res); + bc_program_assign(p, inst2); + + BC_SIG_LOCK; + + bc_vec_pop(&p->results); + bc_vec_push(&p->results, ©); + + BC_UNSETJMP; + + BC_SIG_UNLOCK; + + return; + +exit: + BC_SIG_MAYLOCK; + bc_num_free(©.d.n); + BC_LONGJMP_CONT; +} + +static void bc_program_call(BcProgram *p, const char *restrict code, + size_t *restrict idx) +{ + BcInstPtr ip; + size_t i, nparams = bc_program_index(code, idx); + BcFunc *f; + BcVec *v; + BcLoc *a; + BcResultData param; + BcResult *arg; + + ip.idx = 0; + ip.func = bc_program_index(code, idx); + f = bc_vec_item(&p->fns, ip.func); + + if (BC_ERR(!f->code.len)) bc_vm_verr(BC_ERROR_EXEC_UNDEF_FUNC, f->name); + if (BC_ERR(nparams != f->nparams)) + bc_vm_verr(BC_ERROR_EXEC_PARAMS, f->nparams, nparams); + ip.len = p->results.len - nparams; + + assert(BC_PROG_STACK(&p->results, nparams)); + + if (BC_G) bc_program_prepGlobals(p); + + for (i = 0; i < nparams; ++i) { + + size_t j; + bool last = true; + + arg = bc_vec_top(&p->results); + if (BC_ERR(arg->t == BC_RESULT_VOID)) + bc_vm_err(BC_ERROR_EXEC_VOID_VAL); + + a = bc_vec_item(&f->autos, nparams - 1 - i); + + // If I have already pushed to a var, I need to make sure I + // get the previous version, not the already pushed one. + if (arg->t == BC_RESULT_VAR || arg->t == BC_RESULT_ARRAY) { + for (j = 0; j < i && last; ++j) { + BcLoc *loc = bc_vec_item(&f->autos, nparams - 1 - j); + last = (arg->d.loc.loc != loc->loc || + (!loc->idx) != (arg->t == BC_RESULT_VAR)); + } + } + + bc_program_copyToVar(p, a->loc, (BcType) a->idx, last); + } + + BC_SIG_LOCK; + + for (; i < f->autos.len; ++i) { + + a = bc_vec_item(&f->autos, i); + v = bc_program_vec(p, a->loc, (BcType) a->idx); + + if (a->idx == BC_TYPE_VAR) { + bc_num_init(¶m.n, BC_NUM_DEF_SIZE); + bc_vec_push(v, ¶m.n); + } + else { + assert(a->idx == BC_TYPE_ARRAY); + bc_array_init(¶m.v, true); + bc_vec_push(v, ¶m.v); + } + } + + bc_vec_push(&p->stack, &ip); + + BC_SIG_UNLOCK; +} + +static void bc_program_return(BcProgram *p, uchar inst) { + + BcResult *res; + BcFunc *f; + BcInstPtr *ip = bc_vec_top(&p->stack); + size_t i, nops = p->results.len - ip->len; + + assert(BC_PROG_STACK(&p->stack, 2)); + assert(BC_PROG_STACK(&p->results, ip->len + (inst == BC_INST_RET))); + + f = bc_vec_item(&p->fns, ip->func); + res = bc_program_prepResult(p); + + if (inst == BC_INST_RET) { + + BcNum *num; + BcResult *operand; + + bc_program_operand(p, &operand, &num, 1); + + BC_SIG_LOCK; + + bc_num_createCopy(&res->d.n, num); + } + else if (inst == BC_INST_RET_VOID) res->t = BC_RESULT_VOID; + else { + BC_SIG_LOCK; + bc_num_init(&res->d.n, BC_NUM_DEF_SIZE); + } + + BC_SIG_MAYUNLOCK; + + // We need to pop arguments as well, so this takes that into account. + for (i = 0; i < f->autos.len; ++i) { + + BcLoc *a = bc_vec_item(&f->autos, i); + BcVec *v = bc_program_vec(p, a->loc, (BcType) a->idx); + + bc_vec_pop(v); + } + + bc_program_retire(p, 1, nops); + + if (BC_G) bc_program_popGlobals(p, false); + + bc_vec_pop(&p->stack); +} +#endif // BC_ENABLED + +static void bc_program_builtin(BcProgram *p, uchar inst) { + + BcResult *opd, *res; + BcNum *num; + bool len = (inst == BC_INST_LENGTH); + +#if BC_ENABLE_EXTRA_MATH + assert(inst >= BC_INST_LENGTH && inst <= BC_INST_IRAND); +#else // BC_ENABLE_EXTRA_MATH + assert(inst >= BC_INST_LENGTH && inst <= BC_INST_ABS); +#endif // BC_ENABLE_EXTRA_MATH + +#ifndef BC_PROG_NO_STACK_CHECK + if (!BC_IS_BC) { + if (BC_ERR(!BC_PROG_STACK(&p->results, 1))) + bc_vm_err(BC_ERROR_EXEC_STACK); + } +#endif // BC_PROG_NO_STACK_CHECK + + assert(BC_PROG_STACK(&p->results, 1)); + + res = bc_program_prepResult(p); + + bc_program_operand(p, &opd, &num, 1); + + assert(num != NULL); + +#if DC_ENABLED + if (!len && inst != BC_INST_SCALE_FUNC) bc_program_type_num(opd, num); +#endif // DC_ENABLED + + if (inst == BC_INST_SQRT) bc_num_sqrt(num, &res->d.n, BC_PROG_SCALE(p)); + else if (inst == BC_INST_ABS) { + + BC_SIG_LOCK; + + bc_num_createCopy(&res->d.n, num); + + BC_SIG_UNLOCK; + + res->d.n.neg = false; + } +#if BC_ENABLE_EXTRA_MATH + else if (inst == BC_INST_IRAND) { + + BC_SIG_LOCK; + + bc_num_init(&res->d.n, num->len - num->rdx); + + BC_SIG_UNLOCK; + + bc_num_irand(num, &res->d.n, &p->rng); + } +#endif // BC_ENABLE_EXTRA_MATH + else { + + BcBigDig val = 0; + + if (len) { +#if BC_ENABLED + if (BC_IS_BC && opd->t == BC_RESULT_ARRAY) { + + BcVec *v = (BcVec*) num; + + if (v->size == sizeof(uchar)) v = bc_program_dereference(p, v); + + assert(v->size == sizeof(BcNum)); + + val = (BcBigDig) v->len; + } + else +#endif // BC_ENABLED + { +#if DC_ENABLED + if (!BC_PROG_NUM(opd, num)) { + size_t idx; + char *str; + idx = opd->t == BC_RESULT_STR ? opd->d.loc.loc : num->scale; + str = *((char**) bc_vec_item(p->strs, idx)); + val = (BcBigDig) strlen(str); + } + else +#endif // DC_ENABLED + { + val = (BcBigDig) bc_num_len(num); + } + } + } + else if (BC_IS_BC || BC_PROG_NUM(opd, num)) + val = (BcBigDig) bc_num_scale(num); + + BC_SIG_LOCK; + + bc_num_createFromBigdig(&res->d.n, val); + + BC_SIG_UNLOCK; + } + + bc_program_retire(p, 1, 1); +} + +#if DC_ENABLED +static void bc_program_divmod(BcProgram *p) { + + BcResult *opd1, *opd2, *res, *res2; + BcNum *n1, *n2; + size_t req; + + res2 = bc_program_prepResult(p); + res = bc_program_prepResult(p); + + // Update the pointer, just in case. + res2 = bc_vec_item_rev(&p->results, 1); + + bc_program_binOpPrep(p, &opd1, &n1, &opd2, &n2, 2); + + req = bc_num_mulReq(n1, n2, BC_PROG_SCALE(p)); + + BC_SIG_LOCK; + + bc_num_init(&res->d.n, req); + bc_num_init(&res2->d.n, req); + + BC_SIG_UNLOCK; + + bc_num_divmod(n1, n2, &res2->d.n, &res->d.n, BC_PROG_SCALE(p)); + + bc_program_retire(p, 2, 2); +} + +static void bc_program_modexp(BcProgram *p) { + + BcResult *r1, *r2, *r3, *res; + BcNum *n1, *n2, *n3; + + if (BC_ERR(!BC_PROG_STACK(&p->results, 3))) bc_vm_err(BC_ERROR_EXEC_STACK); + + assert(BC_PROG_STACK(&p->results, 3)); + + res = bc_program_prepResult(p); + + bc_program_operand(p, &r1, &n1, 3); + bc_program_type_num(r1, n1); + + bc_program_binOpPrep(p, &r2, &n2, &r3, &n3, 1); + + // Make sure that the values have their pointers updated, if necessary. + // Only array elements are possible. + if (r1->t == BC_RESULT_ARRAY_ELEM && (r1->t == r2->t || r1->t == r3->t)) + n1 = bc_program_num(p, r1); + + BC_SIG_LOCK; + + bc_num_init(&res->d.n, n3->len); + + BC_SIG_UNLOCK; + + bc_num_modexp(n1, n2, n3, &res->d.n); + + bc_program_retire(p, 1, 3); +} + +static void bc_program_stackLen(BcProgram *p) { + bc_program_pushBigdig(p, (BcBigDig) p->results.len, BC_RESULT_TEMP); +} + +static uchar bc_program_asciifyNum(BcProgram *p, BcNum *n) { + + BcNum num; + BcBigDig val = 0; + + bc_num_clear(&num); + + BC_SETJMP(num_err); + + BC_SIG_LOCK; + + bc_num_createCopy(&num, n); + + BC_SIG_UNLOCK; + + bc_num_truncate(&num, num.scale); + num.neg = false; + + // This is guaranteed to not have a divide by 0 + // because strmb is equal to UCHAR_MAX + 1. + bc_num_mod(&num, &p->strmb, &num, 0); + + // This is also guaranteed to not error because num is in the range + // [0, UCHAR_MAX], which is definitely in range for a BcBigDig. And + // it is not negative. + bc_num_bigdig2(&num, &val); + +num_err: + BC_SIG_MAYLOCK; + bc_num_free(&num); + BC_LONGJMP_CONT; + return (uchar) val; +} + +static void bc_program_asciify(BcProgram *p) { + + BcResult *r, res; + BcNum *n; + char str[2], *str2; + uchar c; + size_t idx; + + if (BC_ERR(!BC_PROG_STACK(&p->results, 1))) bc_vm_err(BC_ERROR_EXEC_STACK); + + assert(BC_PROG_STACK(&p->results, 1)); + + bc_program_operand(p, &r, &n, 0); + + assert(n != NULL); + + assert(p->strs->len + BC_PROG_REQ_FUNCS == p->fns.len); + + if (BC_PROG_NUM(r, n)) c = bc_program_asciifyNum(p, n); + else { + size_t index = r->t == BC_RESULT_STR ? r->d.loc.loc : n->scale; + str2 = *((char**) bc_vec_item(p->strs, index)); + c = (uchar) str2[0]; + } + + str[0] = (char) c; + str[1] = '\0'; + + BC_SIG_LOCK; + + idx = bc_program_insertFunc(p, str) - BC_PROG_REQ_FUNCS; + + BC_SIG_UNLOCK; + + res.t = BC_RESULT_STR; + res.d.loc.loc = idx; + bc_vec_pop(&p->results); + bc_vec_push(&p->results, &res); +} + +static void bc_program_printStream(BcProgram *p) { + + BcResult *r; + BcNum *n; + + if (BC_ERR(!BC_PROG_STACK(&p->results, 1))) bc_vm_err(BC_ERROR_EXEC_STACK); + + assert(BC_PROG_STACK(&p->results, 1)); + + bc_program_operand(p, &r, &n, 0); + + assert(n != NULL); + + if (BC_PROG_NUM(r, n)) bc_num_stream(n, p->strm); + else { + size_t idx = (r->t == BC_RESULT_STR) ? r->d.loc.loc : n->scale; + bc_program_printChars(*((char**) bc_vec_item(p->strs, idx))); + } +} + +static void bc_program_nquit(BcProgram *p, uchar inst) { + + BcResult *opnd; + BcNum *num; + BcBigDig val; + size_t i; + + assert(p->stack.len == p->tail_calls.len); + + if (inst == BC_INST_QUIT) val = 2; + else { + + bc_program_prep(p, &opnd, &num, 0); + bc_num_bigdig(num, &val); + + bc_vec_pop(&p->results); + } + + for (i = 0; val && i < p->tail_calls.len; ++i) { + size_t calls = *((size_t*) bc_vec_item_rev(&p->tail_calls, i)) + 1; + if (calls >= val) val = 0; + else val -= calls; + } + + if (i == p->stack.len) { + vm.status = BC_STATUS_QUIT; + BC_VM_JMP; + } + else { + bc_vec_npop(&p->stack, i); + bc_vec_npop(&p->tail_calls, i); + } +} + +static void bc_program_execStr(BcProgram *p, const char *restrict code, + size_t *restrict bgn, bool cond, size_t len) +{ + BcResult *r; + char *str; + BcFunc *f; + BcParse prs; + BcInstPtr ip; + size_t fidx, sidx; + BcNum *n; + + assert(p->stack.len == p->tail_calls.len); + + if (BC_ERR(!BC_PROG_STACK(&p->results, 1))) bc_vm_err(BC_ERROR_EXEC_STACK); + + assert(BC_PROG_STACK(&p->results, 1)); + + bc_program_operand(p, &r, &n, 0); + + if (cond) { + + bool exec; + size_t idx, then_idx, else_idx; + + then_idx = bc_program_index(code, bgn); + else_idx = bc_program_index(code, bgn); + + exec = (r->d.n.len != 0); + + idx = exec ? then_idx : else_idx; + + BC_SIG_LOCK; + BC_SETJMP_LOCKED(exit); + + if (exec || (else_idx != SIZE_MAX)) + n = bc_vec_top(bc_program_vec(p, idx, BC_TYPE_VAR)); + else goto exit; + + if (BC_ERR(!BC_PROG_STR(n))) bc_vm_err(BC_ERROR_EXEC_TYPE); + + BC_UNSETJMP; + BC_SIG_UNLOCK; + + sidx = n->scale; + } + else { + + // In non-conditional situations, only the top of stack can be executed, + // and in those cases, variables are not allowed to be "on the stack"; + // they are only put on the stack to be assigned to. + assert(r->t != BC_RESULT_VAR); + + if (r->t == BC_RESULT_STR) sidx = r->d.loc.loc; + else return; + } + + fidx = sidx + BC_PROG_REQ_FUNCS; + str = *((char**) bc_vec_item(p->strs, sidx)); + f = bc_vec_item(&p->fns, fidx); + + if (!f->code.len) { + + BC_SIG_LOCK; + + bc_parse_init(&prs, p, fidx); + bc_lex_file(&prs.l, vm.file); + + BC_SETJMP_LOCKED(err); + + BC_SIG_UNLOCK; + + bc_parse_text(&prs, str); + vm.expr(&prs, BC_PARSE_NOCALL); + + BC_SIG_LOCK; + + BC_UNSETJMP; + + // We can just assert this here because + // dc should parse everything until EOF. + assert(prs.l.t == BC_LEX_EOF); + + bc_parse_free(&prs); + + BC_SIG_UNLOCK; + } + + ip.idx = 0; + ip.len = p->results.len; + ip.func = fidx; + + bc_vec_pop(&p->results); + + // Tail call. + if (p->stack.len > 1 && *bgn == len - 1 && code[*bgn] == BC_INST_POP_EXEC) { + size_t *call_ptr = bc_vec_top(&p->tail_calls); + *call_ptr += 1; + bc_vec_pop(&p->stack); + } + else bc_vec_push(&p->tail_calls, &ip.idx); + + bc_vec_push(&p->stack, &ip); + + return; + +err: + BC_SIG_MAYLOCK; + bc_parse_free(&prs); + f = bc_vec_item(&p->fns, fidx); + bc_vec_npop(&f->code, f->code.len); +exit: + bc_vec_pop(&p->results); + BC_LONGJMP_CONT; +} + +static void bc_program_printStack(BcProgram *p) { + + size_t idx; + + for (idx = 0; idx < p->results.len; ++idx) + bc_program_print(p, BC_INST_PRINT, idx); +} +#endif // DC_ENABLED + +static void bc_program_pushGlobal(BcProgram *p, uchar inst) { + + BcResultType t; + + assert(inst >= BC_INST_IBASE && inst <= BC_INST_SCALE); + + t = inst - BC_INST_IBASE + BC_RESULT_IBASE; + bc_program_pushBigdig(p, p->globals[inst - BC_INST_IBASE], t); +} + +#if BC_ENABLE_EXTRA_MATH +static void bc_program_pushSeed(BcProgram *p) { + + BcResult *res; + + res = bc_program_prepResult(p); + res->t = BC_RESULT_SEED; + + BC_SIG_LOCK; + + bc_num_init(&res->d.n, 2 * BC_RAND_NUM_SIZE); + + BC_SIG_UNLOCK; + + bc_num_createFromRNG(&res->d.n, &p->rng); +} +#endif // BC_ENABLE_EXTRA_MATH + +static void bc_program_addFunc(BcProgram *p, BcFunc *f, BcId *id_ptr) { + + BcInstPtr *ip; + + BC_SIG_ASSERT_LOCKED; + + bc_func_init(f, id_ptr->name); + bc_vec_push(&p->fns, f); + + // This is to make sure pointers are updated if the array was moved. + if (BC_IS_BC && p->stack.len) { + ip = bc_vec_item_rev(&p->stack, 0); + bc_program_setVecs(p, (BcFunc*) bc_vec_item(&p->fns, ip->func)); + } + else bc_program_setVecs(p, (BcFunc*) bc_vec_item(&p->fns, BC_PROG_MAIN)); +} + +size_t bc_program_insertFunc(BcProgram *p, const char *name) { + + BcId *id_ptr; + BcFunc f; + bool new; + size_t idx; + + BC_SIG_ASSERT_LOCKED; + + assert(p != NULL && name != NULL); + + new = bc_map_insert(&p->fn_map, name, p->fns.len, &idx); + id_ptr = (BcId*) bc_vec_item(&p->fn_map, idx); + idx = id_ptr->idx; + + if (!new) { + if (BC_IS_BC) { + BcFunc *func = bc_vec_item(&p->fns, idx); + bc_func_reset(func); + } + } + else { + + bc_program_addFunc(p, &f, id_ptr); + +#if DC_ENABLED + if (!BC_IS_BC && strcmp(name, bc_func_main) && + strcmp(name, bc_func_read)) + { + bc_vec_push(p->strs, &id_ptr->name); + assert(p->strs->len == p->fns.len - BC_PROG_REQ_FUNCS); + } +#endif // DC_ENABLED + } + + return idx; +} + +#ifndef NDEBUG +void bc_program_free(BcProgram *p) { + + size_t i; + + BC_SIG_ASSERT_LOCKED; + + assert(p != NULL); + + for (i = 0; i < BC_PROG_GLOBALS_LEN; ++i) bc_vec_free(p->globals_v + i); + + bc_vec_free(&p->fns); + bc_vec_free(&p->fn_map); + bc_vec_free(&p->vars); + bc_vec_free(&p->var_map); + bc_vec_free(&p->arrs); + bc_vec_free(&p->arr_map); + bc_vec_free(&p->results); + bc_vec_free(&p->stack); + +#if BC_ENABLED + if (BC_IS_BC) bc_num_free(&p->last); +#endif // BC_ENABLED + +#if BC_ENABLE_EXTRA_MATH + bc_rand_free(&p->rng); +#endif // BC_ENABLE_EXTRA_MATH + +#if DC_ENABLED + if (!BC_IS_BC) bc_vec_free(&p->tail_calls); +#endif // DC_ENABLED +} +#endif // NDEBUG + +void bc_program_init(BcProgram *p) { + + BcInstPtr ip; + size_t i; + BcBigDig val = BC_BASE; + + BC_SIG_ASSERT_LOCKED; + + assert(p != NULL); + + memset(p, 0, sizeof(BcProgram)); + memset(&ip, 0, sizeof(BcInstPtr)); + + for (i = 0; i < BC_PROG_GLOBALS_LEN; ++i) { + bc_vec_init(p->globals_v + i, sizeof(BcBigDig), NULL); + val = i == BC_PROG_GLOBALS_SCALE ? 0 : val; + bc_vec_push(p->globals_v + i, &val); + p->globals[i] = val; + } + +#if DC_ENABLED + if (!BC_IS_BC) { + + bc_vec_init(&p->tail_calls, sizeof(size_t), NULL); + i = 0; + bc_vec_push(&p->tail_calls, &i); + + p->strm = UCHAR_MAX + 1; + bc_num_setup(&p->strmb, p->strmb_num, BC_NUM_BIGDIG_LOG10); + bc_num_bigdig2num(&p->strmb, p->strm); + } +#endif // DC_ENABLED + +#if BC_ENABLE_EXTRA_MATH + srand((unsigned int) time(NULL)); + bc_rand_init(&p->rng); +#endif // BC_ENABLE_EXTRA_MATH + + bc_num_setup(&p->one, p->one_num, BC_PROG_ONE_CAP); + bc_num_one(&p->one); + +#if BC_ENABLED + if (BC_IS_BC) bc_num_init(&p->last, BC_NUM_DEF_SIZE); +#endif // BC_ENABLED + + bc_vec_init(&p->fns, sizeof(BcFunc), bc_func_free); + bc_map_init(&p->fn_map); + bc_program_insertFunc(p, bc_func_main); + bc_program_insertFunc(p, bc_func_read); + + bc_vec_init(&p->vars, sizeof(BcVec), bc_vec_free); + bc_map_init(&p->var_map); + + bc_vec_init(&p->arrs, sizeof(BcVec), bc_vec_free); + bc_map_init(&p->arr_map); + + bc_vec_init(&p->results, sizeof(BcResult), bc_result_free); + bc_vec_init(&p->stack, sizeof(BcInstPtr), NULL); + bc_vec_push(&p->stack, &ip); +} + +void bc_program_reset(BcProgram *p) { + + BcFunc *f; + BcInstPtr *ip; + + BC_SIG_ASSERT_LOCKED; + + bc_vec_npop(&p->stack, p->stack.len - 1); + bc_vec_npop(&p->results, p->results.len); + + if (BC_G) bc_program_popGlobals(p, true); + + f = bc_vec_item(&p->fns, BC_PROG_MAIN); + ip = bc_vec_top(&p->stack); + if (BC_IS_BC) bc_program_setVecs(p, f); + ip->idx = f->code.len; + + if (vm.sig) { + bc_file_write(&vm.fout, bc_program_ready_msg, bc_program_ready_msg_len); + bc_file_flush(&vm.fout); + vm.sig = 0; + } +} + +void bc_program_exec(BcProgram *p) { + + size_t idx; + BcResult r, *ptr; + BcInstPtr *ip = bc_vec_top(&p->stack); + BcFunc *func = bc_vec_item(&p->fns, ip->func); + char *code = func->code.v; + bool cond = false; +#if BC_ENABLED + BcNum *num; +#endif // BC_ENABLED +#ifndef NDEBUG + size_t jmp_bufs_len; +#endif // NDEBUG + +#ifndef NDEBUG + jmp_bufs_len = vm.jmp_bufs.len; +#endif // NDEBUG + + if (BC_IS_BC) bc_program_setVecs(p, func); + else bc_program_setVecs(p, (BcFunc*) bc_vec_item(&p->fns, BC_PROG_MAIN)); + + while (ip->idx < func->code.len) { + + BC_SIG_ASSERT_NOT_LOCKED; + + uchar inst = (uchar) code[(ip->idx)++]; + + switch (inst) { + +#if BC_ENABLED + case BC_INST_JUMP_ZERO: + { + bc_program_prep(p, &ptr, &num, 0); + cond = !bc_num_cmpZero(num); + bc_vec_pop(&p->results); + } + // Fallthrough. + case BC_INST_JUMP: + { + idx = bc_program_index(code, &ip->idx); + + if (inst == BC_INST_JUMP || cond) { + + size_t *addr = bc_vec_item(&func->labels, idx); + + assert(*addr != SIZE_MAX); + + ip->idx = *addr; + } + + break; + } + + case BC_INST_CALL: + { + assert(BC_IS_BC); + + bc_program_call(p, code, &ip->idx); + + ip = bc_vec_top(&p->stack); + func = bc_vec_item(&p->fns, ip->func); + code = func->code.v; + + bc_program_setVecs(p, func); + + break; + } + + case BC_INST_INC: + case BC_INST_DEC: + { + bc_program_incdec(p, inst); + break; + } + + case BC_INST_HALT: + { + vm.status = BC_STATUS_QUIT; + BC_VM_JMP; + break; + } + + case BC_INST_RET: + case BC_INST_RET0: + case BC_INST_RET_VOID: + { + bc_program_return(p, inst); + + ip = bc_vec_top(&p->stack); + func = bc_vec_item(&p->fns, ip->func); + code = func->code.v; + + if (BC_IS_BC) bc_program_setVecs(p, func); + + break; + } +#endif // BC_ENABLED + + case BC_INST_BOOL_OR: + case BC_INST_BOOL_AND: + case BC_INST_REL_EQ: + case BC_INST_REL_LE: + case BC_INST_REL_GE: + case BC_INST_REL_NE: + case BC_INST_REL_LT: + case BC_INST_REL_GT: + { + bc_program_logical(p, inst); + break; + } + + case BC_INST_READ: + { + bc_program_read(p); + + ip = bc_vec_top(&p->stack); + func = bc_vec_item(&p->fns, ip->func); + code = func->code.v; + + if (BC_IS_BC) bc_program_setVecs(p, func); + + break; + } + +#if BC_ENABLE_EXTRA_MATH + case BC_INST_RAND: + { + bc_program_rand(p); + break; + } +#endif // BC_ENABLE_EXTRA_MATH + + case BC_INST_MAXIBASE: + case BC_INST_MAXOBASE: + case BC_INST_MAXSCALE: +#if BC_ENABLE_EXTRA_MATH + case BC_INST_MAXRAND: +#endif // BC_ENABLE_EXTRA_MATH + { + BcBigDig dig = vm.maxes[inst - BC_INST_MAXIBASE]; + bc_program_pushBigdig(p, dig, BC_RESULT_TEMP); + break; + } + + case BC_INST_VAR: + { + bc_program_pushVar(p, code, &ip->idx, false, false); + break; + } + + case BC_INST_ARRAY_ELEM: +#if BC_ENABLED + case BC_INST_ARRAY: +#endif // BC_ENABLED + { + bc_program_pushArray(p, code, &ip->idx, inst); + break; + } + + case BC_INST_IBASE: + case BC_INST_SCALE: + case BC_INST_OBASE: + { + bc_program_pushGlobal(p, inst); + break; + } + +#if BC_ENABLE_EXTRA_MATH + case BC_INST_SEED: + { + bc_program_pushSeed(p); + break; + } +#endif // BC_ENABLE_EXTRA_MATH + + case BC_INST_LENGTH: + case BC_INST_SCALE_FUNC: + case BC_INST_SQRT: + case BC_INST_ABS: +#if BC_ENABLE_EXTRA_MATH + case BC_INST_IRAND: +#endif // BC_ENABLE_EXTRA_MATH + { + bc_program_builtin(p, inst); + break; + } + + case BC_INST_NUM: + { + r.t = BC_RESULT_CONSTANT; + r.d.loc.loc = bc_program_index(code, &ip->idx); + bc_vec_push(&p->results, &r); + break; + } + + case BC_INST_ONE: +#if BC_ENABLED + case BC_INST_LAST: +#endif // BC_ENABLED + { + r.t = BC_RESULT_ONE + (inst - BC_INST_ONE); + bc_vec_push(&p->results, &r); + break; + } + + case BC_INST_PRINT: + case BC_INST_PRINT_POP: + case BC_INST_PRINT_STR: + { + bc_program_print(p, inst, 0); + break; + } + + case BC_INST_STR: + { + r.t = BC_RESULT_STR; + r.d.loc.loc = bc_program_index(code, &ip->idx); + bc_vec_push(&p->results, &r); + break; + } + + case BC_INST_POWER: + case BC_INST_MULTIPLY: + case BC_INST_DIVIDE: + case BC_INST_MODULUS: + case BC_INST_PLUS: + case BC_INST_MINUS: +#if BC_ENABLE_EXTRA_MATH + case BC_INST_PLACES: + case BC_INST_LSHIFT: + case BC_INST_RSHIFT: +#endif // BC_ENABLE_EXTRA_MATH + { + bc_program_op(p, inst); + break; + } + + case BC_INST_NEG: + case BC_INST_BOOL_NOT: +#if BC_ENABLE_EXTRA_MATH + case BC_INST_TRUNC: +#endif // BC_ENABLE_EXTRA_MATH + { + bc_program_unary(p, inst); + break; + } + +#if BC_ENABLED + case BC_INST_ASSIGN_POWER: + case BC_INST_ASSIGN_MULTIPLY: + case BC_INST_ASSIGN_DIVIDE: + case BC_INST_ASSIGN_MODULUS: + case BC_INST_ASSIGN_PLUS: + case BC_INST_ASSIGN_MINUS: +#if BC_ENABLE_EXTRA_MATH + case BC_INST_ASSIGN_PLACES: + case BC_INST_ASSIGN_LSHIFT: + case BC_INST_ASSIGN_RSHIFT: +#endif // BC_ENABLE_EXTRA_MATH + case BC_INST_ASSIGN: + case BC_INST_ASSIGN_POWER_NO_VAL: + case BC_INST_ASSIGN_MULTIPLY_NO_VAL: + case BC_INST_ASSIGN_DIVIDE_NO_VAL: + case BC_INST_ASSIGN_MODULUS_NO_VAL: + case BC_INST_ASSIGN_PLUS_NO_VAL: + case BC_INST_ASSIGN_MINUS_NO_VAL: +#if BC_ENABLE_EXTRA_MATH + case BC_INST_ASSIGN_PLACES_NO_VAL: + case BC_INST_ASSIGN_LSHIFT_NO_VAL: + case BC_INST_ASSIGN_RSHIFT_NO_VAL: +#endif // BC_ENABLE_EXTRA_MATH +#endif // BC_ENABLED + case BC_INST_ASSIGN_NO_VAL: + { + bc_program_assign(p, inst); + break; + } + + case BC_INST_POP: + { +#ifndef BC_PROG_NO_STACK_CHECK + if (!BC_IS_BC) { + if (BC_ERR(!BC_PROG_STACK(&p->results, 1))) + bc_vm_err(BC_ERROR_EXEC_STACK); + } +#endif // BC_PROG_NO_STACK_CHECK + + assert(BC_PROG_STACK(&p->results, 1)); + + bc_vec_pop(&p->results); + break; + } + +#if DC_ENABLED + case BC_INST_POP_EXEC: + { + assert(BC_PROG_STACK(&p->stack, 2)); + bc_vec_pop(&p->stack); + bc_vec_pop(&p->tail_calls); + ip = bc_vec_top(&p->stack); + func = bc_vec_item(&p->fns, ip->func); + code = func->code.v; + break; + } + + case BC_INST_MODEXP: + { + bc_program_modexp(p); + break; + } + + case BC_INST_DIVMOD: + { + bc_program_divmod(p); + break; + } + + case BC_INST_EXECUTE: + case BC_INST_EXEC_COND: + { + cond = (inst == BC_INST_EXEC_COND); + bc_program_execStr(p, code, &ip->idx, cond, func->code.len); + ip = bc_vec_top(&p->stack); + func = bc_vec_item(&p->fns, ip->func); + code = func->code.v; + break; + } + + case BC_INST_PRINT_STACK: + { + bc_program_printStack(p); + break; + } + + case BC_INST_CLEAR_STACK: + { + bc_vec_npop(&p->results, p->results.len); + break; + } + + case BC_INST_STACK_LEN: + { + bc_program_stackLen(p); + break; + } + + case BC_INST_DUPLICATE: + { + if (BC_ERR(!BC_PROG_STACK(&p->results, 1))) + bc_vm_err(BC_ERROR_EXEC_STACK); + + assert(BC_PROG_STACK(&p->results, 1)); + + ptr = bc_vec_top(&p->results); + + BC_SIG_LOCK; + + bc_result_copy(&r, ptr); + bc_vec_push(&p->results, &r); + + BC_SIG_UNLOCK; + + break; + } + + case BC_INST_SWAP: + { + BcResult *ptr2; + + if (BC_ERR(!BC_PROG_STACK(&p->results, 2))) + bc_vm_err(BC_ERROR_EXEC_STACK); + + assert(BC_PROG_STACK(&p->results, 2)); + + ptr = bc_vec_item_rev(&p->results, 0); + ptr2 = bc_vec_item_rev(&p->results, 1); + memcpy(&r, ptr, sizeof(BcResult)); + memcpy(ptr, ptr2, sizeof(BcResult)); + memcpy(ptr2, &r, sizeof(BcResult)); + + break; + } + + case BC_INST_ASCIIFY: + { + bc_program_asciify(p); + ip = bc_vec_top(&p->stack); + func = bc_vec_item(&p->fns, ip->func); + code = func->code.v; + break; + } + + case BC_INST_PRINT_STREAM: + { + bc_program_printStream(p); + break; + } + + case BC_INST_LOAD: + case BC_INST_PUSH_VAR: + { + bool copy = (inst == BC_INST_LOAD); + bc_program_pushVar(p, code, &ip->idx, true, copy); + break; + } + + case BC_INST_PUSH_TO_VAR: + { + idx = bc_program_index(code, &ip->idx); + bc_program_copyToVar(p, idx, BC_TYPE_VAR, true); + break; + } + + case BC_INST_QUIT: + case BC_INST_NQUIT: + { + bc_program_nquit(p, inst); + ip = bc_vec_top(&p->stack); + func = bc_vec_item(&p->fns, ip->func); + code = func->code.v; + break; + } +#endif // DC_ENABLED +#ifndef NDEBUG + default: + { + abort(); + } +#endif // NDEBUG + } + +#ifndef NDEBUG + // This is to allow me to use a debugger to see the last instruction, + // which will point to which function was the problem. + assert(jmp_bufs_len == vm.jmp_bufs.len); +#endif // NDEBUG + } +} + +#if BC_DEBUG_CODE +#if BC_ENABLED && DC_ENABLED +void bc_program_printStackDebug(BcProgram *p) { + bc_file_puts(&vm.fout, "-------------- Stack ----------\n"); + bc_program_printStack(p); + bc_file_puts(&vm.fout, "-------------- Stack End ------\n"); +} + +static void bc_program_printIndex(const char *restrict code, + size_t *restrict bgn) +{ + uchar byte, i, bytes = (uchar) code[(*bgn)++]; + ulong val = 0; + + for (byte = 1, i = 0; byte && i < bytes; ++i) { + byte = (uchar) code[(*bgn)++]; + if (byte) val |= ((ulong) byte) << (CHAR_BIT * i); + } + + bc_vm_printf(" (%lu) ", val); +} + +static void bc_program_printStr(const BcProgram *p, const char *restrict code, + size_t *restrict bgn) +{ + size_t idx = bc_program_index(code, bgn); + char *s; + + s = *((char**) bc_vec_item(p->strs, idx)); + + bc_vm_printf(" (\"%s\") ", s); +} + +void bc_program_printInst(const BcProgram *p, const char *restrict code, + size_t *restrict bgn) +{ + uchar inst = (uchar) code[(*bgn)++]; + + bc_vm_printf("Inst[%zu]: %s [%lu]; ", *bgn - 1, + bc_inst_names[inst], (unsigned long) inst); + + if (inst == BC_INST_VAR || inst == BC_INST_ARRAY_ELEM || + inst == BC_INST_ARRAY) + { + bc_program_printIndex(code, bgn); + } + else if (inst == BC_INST_STR) bc_program_printStr(p, code, bgn); + else if (inst == BC_INST_NUM) { + size_t idx = bc_program_index(code, bgn); + BcConst *c = bc_vec_item(p->consts, idx); + bc_vm_printf("(%s)", c->val); + } + else if (inst == BC_INST_CALL || + (inst > BC_INST_STR && inst <= BC_INST_JUMP_ZERO)) + { + bc_program_printIndex(code, bgn); + if (inst == BC_INST_CALL) bc_program_printIndex(code, bgn); + } + + bc_vm_putchar('\n'); +} + +void bc_program_code(const BcProgram* p) { + + BcFunc *f; + char *code; + BcInstPtr ip; + size_t i; + + for (i = 0; i < p->fns.len; ++i) { + + ip.idx = ip.len = 0; + ip.func = i; + + f = bc_vec_item(&p->fns, ip.func); + code = f->code.v; + + bc_vm_printf("func[%zu]:\n", ip.func); + while (ip.idx < f->code.len) bc_program_printInst(p, code, &ip.idx); + bc_file_puts(&vm.fout, "\n\n"); + } +} +#endif // BC_ENABLED && DC_ENABLED +#endif // BC_DEBUG_CODE diff --git a/src/rand/rand.c b/src/rand/rand.c new file mode 100644 index 000000000000..aa589bbd533d --- /dev/null +++ b/src/rand/rand.c @@ -0,0 +1,415 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2019 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * Parts of this code are adapted from the following: + * + * PCG, A Family of Better Random Number Generators. + * + * You can find the original source code at: + * https://github.com/imneme/pcg-c + * + * ----------------------------------------------------------------------------- + * + * Parts of this code are also under the following license: + * + * Copyright (c) 2014-2017 Melissa O'Neill and PCG Project contributors + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * ***************************************************************************** + * + * Code for the RNG. + * + */ + +#if BC_ENABLE_EXTRA_MATH + +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include + +#if !BC_RAND_BUILTIN + +static BcRandState bc_rand_addition(uint_fast64_t a, uint_fast64_t b) { + + BcRandState res; + + res.lo = a + b; + res.hi = (res.lo < a); + + return res; +} + +static BcRandState bc_rand_addition2(BcRandState a, BcRandState b) { + + BcRandState temp, res; + + res = bc_rand_addition(a.lo, b.lo); + temp = bc_rand_addition(a.hi, b.hi); + res.hi += temp.lo; + + return res; +} + +static BcRandState bc_rand_multiply(uint_fast64_t a, uint_fast64_t b) { + + uint_fast64_t al, ah, bl, bh, c0, c1, c2, c3; + BcRandState carry, res; + + al = BC_RAND_TRUNC32(a); + ah = BC_RAND_CHOP32(a); + bl = BC_RAND_TRUNC32(b); + bh = BC_RAND_CHOP32(b); + + c0 = al * bl; + c1 = al * bh; + c2 = ah * bl; + c3 = ah * bh; + + carry = bc_rand_addition(c1, c2); + + res = bc_rand_addition(c0, (BC_RAND_TRUNC32(carry.lo)) << 32); + res.hi += BC_RAND_CHOP32(carry.lo) + c3 + (carry.hi << 32); + + return res; +} + +static BcRandState bc_rand_multiply2(BcRandState a, BcRandState b) { + + BcRandState c0, c1, c2, carry; + + c0 = bc_rand_multiply(a.lo, b.lo); + c1 = bc_rand_multiply(a.lo, b.hi); + c2 = bc_rand_multiply(a.hi, b.lo); + + carry = bc_rand_addition2(c1, c2); + carry.hi = carry.lo; + carry.lo = 0; + + return bc_rand_addition2(c0, carry); +} + +#endif // BC_RAND_BUILTIN + +static void bc_rand_setModified(BcRNGData *r) { + +#if BC_RAND_BUILTIN + r->inc |= (BcRandState) 1UL; +#else // BC_RAND_BUILTIN + r->inc.lo |= (uint_fast64_t) 1UL; +#endif // BC_RAND_BUILTIN +} + +static void bc_rand_clearModified(BcRNGData *r) { + +#if BC_RAND_BUILTIN + r->inc &= ~((BcRandState) 1UL); +#else // BC_RAND_BUILTIN + r->inc.lo &= ~(1UL); +#endif // BC_RAND_BUILTIN +} + +static void bc_rand_copy(BcRNGData *d, BcRNGData *s) { + bool unmod = BC_RAND_NOTMODIFIED(d); + memcpy(d, s, sizeof(BcRNGData)); + if (!unmod) bc_rand_setModified(d); + else if (!BC_RAND_NOTMODIFIED(s)) bc_rand_clearModified(d); +} + +static ulong bc_rand_frand(void *ptr) { + + ulong buf[1]; + int fd; + ssize_t nread; + + assert(ptr != NULL); + + fd = *((int*) ptr); + + nread = read(fd, buf, sizeof(ulong)); + + if (BC_ERR(nread != sizeof(ulong))) bc_vm_err(BC_ERROR_FATAL_IO_ERR); + + return *((ulong*) buf); +} + +static ulong bc_rand_rand(void *ptr) { + + size_t i; + ulong res = 0; + + BC_UNUSED(ptr); + + for (i = 0; i < sizeof(ulong); ++i) + res |= ((ulong) (rand() & BC_RAND_SRAND_BITS)) << (i * CHAR_BIT); + + return res; +} + +static BcRandState bc_rand_inc(BcRNGData *r) { + + BcRandState inc; + +#if BC_RAND_BUILTIN + inc = r->inc | 1; +#else // BC_RAND_BUILTIN + inc.lo = r->inc.lo | 1; + inc.hi = r->inc.hi; +#endif // BC_RAND_BUILTIN + + return inc; +} + +static void bc_rand_setInc(BcRNGData *r) { + +#if BC_RAND_BUILTIN + r->inc <<= 1UL; +#else // BC_RAND_BUILTIN + r->inc.hi <<= 1UL; + r->inc.hi |= (r->inc.lo & (1UL << (BC_LONG_BIT - 1))) >> (BC_LONG_BIT - 1); + r->inc.lo <<= 1UL; +#endif // BC_RAND_BUILTIN +} + +static void bc_rand_seedState(BcRandState *state, ulong val1, ulong val2) { + +#if BC_RAND_BUILTIN + *state = ((BcRandState) val1) | ((BcRandState) val2) << (BC_LONG_BIT); +#else // BC_RAND_BUILTIN + state->lo = val1; + state->hi = val2; +#endif // BC_RAND_BUILTIN +} + +static void bc_rand_seedRNG(BcRNGData *r, ulong state1, ulong state2, + ulong inc1, ulong inc2) +{ + bc_rand_seedState(&r->state, state1, state2); + bc_rand_seedState(&r->inc, inc1, inc2); + bc_rand_setInc(r); +} + +static void bc_rand_fill(BcRNGData *r, BcRandUlong fulong, void *ptr) { + + ulong state1, state2, inc1, inc2; + + state1 = fulong(ptr); + state2 = fulong(ptr); + + inc1 = fulong(ptr); + inc2 = fulong(ptr); + + bc_rand_seedRNG(r, state1, state2, inc1, inc2); +} + +static void bc_rand_step(BcRNGData *r) { + BcRandState temp = bc_rand_mul2(r->state, bc_rand_multiplier); + r->state = bc_rand_add2(temp, bc_rand_inc(r)); +} + +static BcRand bc_rand_output(BcRNGData *r) { + return BC_RAND_ROT(BC_RAND_FOLD(r->state), BC_RAND_ROTAMT(r->state)); +} + +static void bc_rand_seedZeroes(BcRNG *r, BcRNGData *rng, size_t idx) { + + BcRNGData *rng2; + + if (r->v.len <= idx) return; + + rng2 = bc_vec_item_rev(&r->v, idx); + + if (BC_RAND_ZERO(rng2)) { + size_t i; + for (i = 1; i < r->v.len; ++i) + bc_rand_copy(bc_vec_item_rev(&r->v, i), rng); + } +} + +static void bc_rand_srand(BcRNGData *rng) { + + int fd; + + BC_SIG_LOCK; + + fd = open("/dev/urandom", O_RDONLY); + + if (BC_NO_ERR(fd >= 0)) { + bc_rand_fill(rng, bc_rand_frand, &fd); + close(fd); + } + + while (BC_ERR(BC_RAND_ZERO(rng))) bc_rand_fill(rng, bc_rand_rand, NULL); + + BC_SIG_UNLOCK; +} + +static void bc_rand_propagate(BcRNG *r, BcRNGData *rng) { + + if (r->v.len <= 1) return; + + if (BC_RAND_NOTMODIFIED(rng)) { + + size_t i; + bool go = true; + + for (i = 1; go && i < r->v.len; ++i) { + BcRNGData *rng2 = bc_vec_item_rev(&r->v, i); + go = BC_RAND_NOTMODIFIED(rng2); + bc_rand_copy(rng2, rng); + } + + bc_rand_seedZeroes(r, rng, i); + } + else bc_rand_seedZeroes(r, rng, 1); +} + +BcRand bc_rand_int(BcRNG *r) { + + BcRNGData *rng = bc_vec_top(&r->v); + + if (BC_ERR(BC_RAND_ZERO(rng))) bc_rand_srand(rng); + + bc_rand_step(rng); + bc_rand_propagate(r, rng); + + return bc_rand_output(rng); +} + +BcRand bc_rand_bounded(BcRNG *r, BcRand bound) { + + BcRand rand, threshold = (0 - bound) % bound; + + do { + rand = bc_rand_int(r); + } while (rand < threshold); + + return rand % bound; +} + +void bc_rand_seed(BcRNG *r, ulong state1, ulong state2, ulong inc1, ulong inc2) +{ + BcRNGData *rng = bc_vec_top(&r->v); + + bc_rand_seedState(&rng->inc, inc1, inc2); + bc_rand_setInc(rng); + bc_rand_setModified(rng); + + if (!state1 && !state2) { + memcpy(&rng->state, &rng->inc, sizeof(BcRandState)); + bc_rand_step(rng); + } + else bc_rand_seedState(&rng->state, state1, state2); + + bc_rand_propagate(r, rng); +} + +static BcRandState bc_rand_getInc(BcRNGData *r) { + + BcRandState res; + +#if BC_RAND_BUILTIN + res = r->inc >> 1; +#else // BC_RAND_BUILTIN + res = r->inc; + res.lo >>= 1; + res.lo |= (res.hi & 1) << (BC_LONG_BIT - 1); + res.hi >>= 1; +#endif // BC_RAND_BUILTIN + + return res; +} + +void bc_rand_getRands(BcRNG *r, BcRand *s1, BcRand *s2, BcRand *i1, BcRand *i2) +{ + BcRandState inc; + BcRNGData *rng = bc_vec_top(&r->v); + + if (BC_ERR(BC_RAND_ZERO(rng))) bc_rand_srand(rng); + + inc = bc_rand_getInc(rng); + + *s1 = BC_RAND_TRUNC(rng->state); + *s2 = BC_RAND_CHOP(rng->state); + + *i1 = BC_RAND_TRUNC(inc); + *i2 = BC_RAND_CHOP(inc); +} + +void bc_rand_push(BcRNG *r) { + BcRNGData rng; + memset(&rng, 0, sizeof(BcRNGData)); + if (r->v.len > 0) bc_rand_copy(&rng, bc_vec_top(&r->v)); + bc_vec_push(&r->v, &rng); +} + +void bc_rand_pop(BcRNG *r, bool reset) { + bc_vec_npop(&r->v, reset ? r->v.len - 1 : 1); +} + +void bc_rand_init(BcRNG *r) { + BC_SIG_ASSERT_LOCKED; + bc_vec_init(&r->v, sizeof(BcRNGData), NULL); + bc_rand_push(r); +} + +#ifndef NDEBUG +void bc_rand_free(BcRNG *r) { + BC_SIG_ASSERT_LOCKED; + bc_vec_free(&r->v); +} +#endif // NDEBUG + +#endif // BC_ENABLE_EXTRA_MATH diff --git a/src/read.c b/src/read.c new file mode 100644 index 000000000000..c63952523181 --- /dev/null +++ b/src/read.c @@ -0,0 +1,226 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * Code to handle special I/O for bc. + * + */ + +#include +#include +#include +#include +#include + +#include + +#include +#include +#include + +#include +#include +#include +#include + +static bool bc_read_binary(const char *buf, size_t size) { + + size_t i; + + for (i = 0; i < size; ++i) { + if (BC_ERR(BC_READ_BIN_CHAR(buf[i]))) return true; + } + + return false; +} + +static bool bc_read_buf(BcVec *vec) { + + char *nl; + + if (!vm.buf_len) return false; + + nl = strchr(vm.buf, '\n'); + + if (nl != NULL) { + + size_t nllen = (size_t) ((nl + 1) - vm.buf); + + nllen = vm.buf_len >= nllen ? nllen : vm.buf_len; + + bc_vec_npush(vec, nllen, vm.buf); + vm.buf_len -= nllen; + memmove(vm.buf, nl + 1, vm.buf_len); + + return true; + } + + bc_vec_npush(vec, vm.buf_len, vm.buf); + vm.buf_len = 0; + + return false; +} + +BcStatus bc_read_chars(BcVec *vec, const char *prompt) { + + bool done = false; + + assert(vec != NULL && vec->size == sizeof(char)); + + BC_SIG_ASSERT_NOT_LOCKED; + + bc_vec_npop(vec, vec->len); + +#if BC_ENABLE_PROMPT + if (BC_USE_PROMPT) { + bc_file_puts(&vm.fout, prompt); + bc_file_flush(&vm.fout); + } +#endif // BC_ENABLE_PROMPT + + if (bc_read_buf(vec)) { + bc_vec_pushByte(vec, '\0'); + return BC_STATUS_SUCCESS; + } + + while (!done) { + + ssize_t r; + + BC_SIG_LOCK; + + r = read(STDIN_FILENO, vm.buf + vm.buf_len, + BC_VM_STDIN_BUF_SIZE - vm.buf_len); + + if (BC_UNLIKELY(r < 0)) { + + if (errno == EINTR) { + + if (vm.status == (sig_atomic_t) BC_STATUS_QUIT) { + BC_SIG_UNLOCK; + return BC_STATUS_QUIT; + } + + assert(vm.sig); + + vm.status = (sig_atomic_t) BC_STATUS_SUCCESS; +#if BC_ENABLE_PROMPT + if (BC_USE_PROMPT) bc_file_puts(&vm.fout, prompt); +#endif // BC_ENABLE_PROMPT + bc_file_flush(&vm.fout); + + BC_SIG_UNLOCK; + + continue; + } + + BC_SIG_UNLOCK; + + bc_vm_err(BC_ERROR_FATAL_IO_ERR); + } + + BC_SIG_UNLOCK; + + if (r == 0) { + bc_vec_pushByte(vec, '\0'); + return BC_STATUS_EOF; + } + + vm.buf_len += (size_t) r; + + done = bc_read_buf(vec); + } + + bc_vec_pushByte(vec, '\0'); + + return BC_STATUS_SUCCESS; +} + +BcStatus bc_read_line(BcVec *vec, const char *prompt) { + + BcStatus s; + +#if BC_ENABLE_HISTORY + if (BC_TTY && !vm.history.badTerm) + s = bc_history_line(&vm.history, vec, prompt); + else s = bc_read_chars(vec, prompt); +#else // BC_ENABLE_HISTORY + s = bc_read_chars(vec, prompt); +#endif // BC_ENABLE_HISTORY + + if (BC_ERR(bc_read_binary(vec->v, vec->len - 1))) + bc_vm_verr(BC_ERROR_FATAL_BIN_FILE, bc_program_stdin_name); + + return s; +} + +void bc_read_file(const char *path, char **buf) { + + BcError e = BC_ERROR_FATAL_IO_ERR; + size_t size, r; + struct stat pstat; + int fd; + + BC_SIG_ASSERT_LOCKED; + + assert(path != NULL); + + fd = open(path, O_RDONLY); + if (BC_ERR(fd < 0)) bc_vm_verr(BC_ERROR_FATAL_FILE_ERR, path); + if (BC_ERR(fstat(fd, &pstat) == -1)) goto malloc_err; + + if (BC_ERR(S_ISDIR(pstat.st_mode))) { + e = BC_ERROR_FATAL_PATH_DIR; + goto malloc_err; + } + + size = (size_t) pstat.st_size; + *buf = bc_vm_malloc(size + 1); + + r = (size_t) read(fd, *buf, size); + if (BC_ERR(r != size)) goto read_err; + + (*buf)[size] = '\0'; + + if (BC_ERR(bc_read_binary(*buf, size))) { + e = BC_ERROR_FATAL_BIN_FILE; + goto read_err; + } + + close(fd); + + return; + +read_err: + free(*buf); +malloc_err: + close(fd); + bc_vm_verr(e, path); +} diff --git a/src/vector.c b/src/vector.c new file mode 100644 index 000000000000..28c7440693eb --- /dev/null +++ b/src/vector.c @@ -0,0 +1,311 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * Code to manipulate vectors (resizable arrays). + * + */ + +#include +#include +#include + +#include +#include +#include +#include + +static void bc_vec_grow(BcVec *restrict v, size_t n) { + + size_t len, cap = v->cap; + sig_atomic_t lock; + + len = bc_vm_growSize(v->len, n); + + while (cap < len) cap = bc_vm_growSize(cap, cap); + + BC_SIG_TRYLOCK(lock); + v->v = bc_vm_realloc(v->v, bc_vm_arraySize(cap, v->size)); + v->cap = cap; + BC_SIG_TRYUNLOCK(lock); +} + +void bc_vec_init(BcVec *restrict v, size_t esize, BcVecFree dtor) { + BC_SIG_ASSERT_LOCKED; + assert(v != NULL && esize); + v->size = esize; + v->cap = BC_VEC_START_CAP; + v->len = 0; + v->dtor = dtor; + v->v = bc_vm_malloc(bc_vm_arraySize(BC_VEC_START_CAP, esize)); +} + +void bc_vec_expand(BcVec *restrict v, size_t req) { + + assert(v != NULL); + + if (v->cap < req) { + + sig_atomic_t lock; + + BC_SIG_TRYLOCK(lock); + + v->v = bc_vm_realloc(v->v, bc_vm_arraySize(req, v->size)); + v->cap = req; + + BC_SIG_TRYUNLOCK(lock); + } +} + +void bc_vec_npop(BcVec *restrict v, size_t n) { + + assert(v != NULL && n <= v->len); + + if (v->dtor == NULL) v->len -= n; + else { + + sig_atomic_t lock; + size_t len = v->len - n; + + BC_SIG_TRYLOCK(lock); + + while (v->len > len) v->dtor(v->v + (v->size * --v->len)); + + BC_SIG_TRYUNLOCK(lock); + } +} + +void bc_vec_npopAt(BcVec *restrict v, size_t n, size_t idx) { + + char* ptr, *data; + + assert(v != NULL); + assert(idx + n < v->len); + + ptr = bc_vec_item(v, idx); + data = bc_vec_item(v, idx + n); + + if (v->dtor != NULL) { + + size_t i; + + BC_SIG_LOCK; + + for (i = 0; i < n; ++i) v->dtor(bc_vec_item(v, idx + i)); + + BC_SIG_UNLOCK; + } + + v->len -= n; + memmove(ptr, data, (v->len - idx) * v->size); +} + +void bc_vec_npush(BcVec *restrict v, size_t n, const void *data) { + assert(v != NULL && data != NULL); + if (v->len + n > v->cap) bc_vec_grow(v, n); + memcpy(v->v + (v->size * v->len), data, v->size * n); + v->len += n; +} + +inline void bc_vec_push(BcVec *restrict v, const void *data) { + bc_vec_npush(v, 1, data); +} + +void bc_vec_pushByte(BcVec *restrict v, uchar data) { + assert(v != NULL && v->size == sizeof(uchar)); + if (v->len == v->cap) bc_vec_grow(v, 1); + v->v[v->len] = (char) data; + v->len += 1; +} + +void bc_vec_pushIndex(BcVec *restrict v, size_t idx) { + + uchar amt, nums[sizeof(size_t)]; + + assert(v != NULL); + assert(v->size == sizeof(uchar)); + + for (amt = 0; idx; ++amt) { + nums[amt] = (uchar) idx; + idx &= ((size_t) ~(UCHAR_MAX)); + idx >>= sizeof(uchar) * CHAR_BIT; + } + + bc_vec_push(v, &amt); + bc_vec_npush(v, amt, nums); +} + +static void bc_vec_pushAt(BcVec *restrict v, const void *data, size_t idx) { + + assert(v != NULL && data != NULL && idx <= v->len); + + if (idx == v->len) bc_vec_push(v, data); + else { + + char *ptr; + + if (v->len == v->cap) bc_vec_grow(v, 1); + + ptr = v->v + v->size * idx; + + memmove(ptr + v->size, ptr, v->size * (v->len++ - idx)); + memmove(ptr, data, v->size); + } +} + +void bc_vec_string(BcVec *restrict v, size_t len, const char *restrict str) { + + assert(v != NULL && v->size == sizeof(char)); + assert(v->dtor == NULL); + assert(!v->len || !v->v[v->len - 1]); + assert(v->v != str); + + bc_vec_npop(v, v->len); + bc_vec_expand(v, bc_vm_growSize(len, 1)); + memcpy(v->v, str, len); + v->len = len; + + bc_vec_pushByte(v, '\0'); +} + +void bc_vec_concat(BcVec *restrict v, const char *restrict str) { + + assert(v != NULL && v->size == sizeof(char)); + assert(v->dtor == NULL); + assert(!v->len || !v->v[v->len - 1]); + assert(v->v != str); + + if (v->len) v->len -= 1; + + bc_vec_npush(v, strlen(str) + 1, str); +} + +void bc_vec_empty(BcVec *restrict v) { + assert(v != NULL && v->size == sizeof(char)); + assert(v->dtor == NULL); + bc_vec_npop(v, v->len); + bc_vec_pushByte(v, '\0'); +} + +#if BC_ENABLE_HISTORY +void bc_vec_replaceAt(BcVec *restrict v, size_t idx, const void *data) { + + char *ptr; + + BC_SIG_ASSERT_LOCKED; + + assert(v != NULL); + + ptr = bc_vec_item(v, idx); + + if (v->dtor != NULL) v->dtor(ptr); + + memcpy(ptr, data, v->size); +} +#endif // BC_ENABLE_HISTORY + +inline void* bc_vec_item(const BcVec *restrict v, size_t idx) { + assert(v != NULL && v->len && idx < v->len); + return v->v + v->size * idx; +} + +inline void* bc_vec_item_rev(const BcVec *restrict v, size_t idx) { + assert(v != NULL && v->len && idx < v->len); + return v->v + v->size * (v->len - idx - 1); +} + +inline void bc_vec_clear(BcVec *restrict v) { + v->v = NULL; + v->len = 0; + v->dtor = NULL; +} + +void bc_vec_free(void *vec) { + BcVec *v = (BcVec*) vec; + BC_SIG_ASSERT_LOCKED; + bc_vec_npop(v, v->len); + free(v->v); +} + +static size_t bc_map_find(const BcVec *restrict v, const char *name) { + + size_t low = 0, high = v->len; + + while (low < high) { + + size_t mid = (low + high) / 2; + const BcId *id = bc_vec_item(v, mid); + int result = strcmp(name, id->name); + + if (!result) return mid; + else if (result < 0) high = mid; + else low = mid + 1; + } + + return low; +} + +bool bc_map_insert(BcVec *restrict v, const char *name, + size_t idx, size_t *restrict i) +{ + BcId id; + + BC_SIG_ASSERT_LOCKED; + + assert(v != NULL && name != NULL && i != NULL); + + *i = bc_map_find(v, name); + + assert(*i <= v->len); + + if (*i != v->len && !strcmp(name, ((BcId*) bc_vec_item(v, *i))->name)) + return false; + + id.name = bc_vm_strdup(name); + id.idx = idx; + + bc_vec_pushAt(v, &id, *i); + + return true; +} + +size_t bc_map_index(const BcVec *restrict v, const char *name) { + + size_t i; + + assert(v != NULL && name != NULL); + + i = bc_map_find(v, name); + + if (i >= v->len) return BC_VEC_INVALID_IDX; + + return strcmp(name, ((BcId*) bc_vec_item(v, i))->name) ? + BC_VEC_INVALID_IDX : i; +} diff --git a/src/vm.c b/src/vm.c new file mode 100644 index 000000000000..d569cc70a008 --- /dev/null +++ b/src/vm.c @@ -0,0 +1,819 @@ +/* + * ***************************************************************************** + * + * Copyright (c) 2018-2020 Gavin D. Howard and contributors. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + * ***************************************************************************** + * + * Code common to all of bc and dc. + * + */ + +#include +#include +#include +#include +#include + +#include + +#include + +#ifndef _WIN32 + +#include +#include + +#else // _WIN32 + +#define WIN32_LEAN_AND_MEAN +#include +#include + +#endif // _WIN32 + +#include +#include +#include +#include +#include +#include + +#if BC_DEBUG_CODE +BC_NORETURN void bc_vm_jmp(const char* f) { +#else // BC_DEBUG_CODE +BC_NORETURN void bc_vm_jmp(void) { +#endif + + assert(vm.status != BC_STATUS_SUCCESS || vm.sig); + + BC_SIG_MAYLOCK; + +#if BC_DEBUG_CODE + bc_file_puts(&vm.ferr, "Longjmp: "); + bc_file_puts(&vm.ferr, f); + bc_file_putchar(&vm.ferr, '\n'); + bc_file_flush(&vm.ferr); +#endif // BC_DEBUG_CODE + +#ifndef NDEBUG + assert(vm.jmp_bufs.len - (size_t) vm.sig_pop); +#endif // NDEBUG + + if (vm.sig_pop) bc_vec_pop(&vm.jmp_bufs); + else vm.sig_pop = 1; + + siglongjmp(*((sigjmp_buf*) bc_vec_top(&vm.jmp_bufs)), 1); +} + +static void bc_vm_sig(int sig) { + + // There is already a signal in flight. + if (vm.status == (sig_atomic_t) BC_STATUS_QUIT || vm.sig) { + if (!BC_TTY || sig != SIGINT) vm.status = BC_STATUS_QUIT; + return; + } + + if (BC_TTY && sig == SIGINT) { + + int err = errno; + + if (write(STDOUT_FILENO, vm.sigmsg, vm.siglen) != (ssize_t) vm.siglen) + vm.status = BC_STATUS_ERROR_FATAL; + else vm.sig = 1; + + errno = err; + } + else vm.status = BC_STATUS_QUIT; + + assert(vm.jmp_bufs.len); + + if (!vm.sig_lock) BC_VM_JMP; +} + +void bc_vm_info(const char* const help) { + + BC_SIG_ASSERT_LOCKED; + + bc_file_puts(&vm.fout, vm.name); + bc_file_putchar(&vm.fout, ' '); + bc_file_puts(&vm.fout, BC_VERSION); + bc_file_putchar(&vm.fout, '\n'); + bc_file_puts(&vm.fout, bc_copyright); + + if (help) { + bc_file_putchar(&vm.fout, '\n'); + bc_file_printf(&vm.fout, help, vm.name, vm.name); + } + + bc_file_flush(&vm.fout); +} + +void bc_vm_error(BcError e, size_t line, ...) { + + BcStatus s; + va_list args; + uchar id = bc_err_ids[e]; + const char* err_type = vm.err_ids[id]; + sig_atomic_t lock; + + assert(e < BC_ERROR_NELEMS); + assert(!vm.sig_pop); + +#if BC_ENABLED + if (!BC_S && e >= BC_ERROR_POSIX_START) { + if (BC_W) { + // Make sure to not return an error. + id = UCHAR_MAX; + err_type = vm.err_ids[BC_ERR_IDX_WARN]; + } + else return; + } +#endif // BC_ENABLED + + BC_SIG_TRYLOCK(lock); + + // Make sure all of stdout is written first. + s = bc_file_flushErr(&vm.fout); + + if (BC_ERR(s == BC_STATUS_ERROR_FATAL)) { + vm.status = (sig_atomic_t) s; + BC_VM_JMP; + } + + va_start(args, line); + bc_file_putchar(&vm.ferr, '\n'); + bc_file_puts(&vm.ferr, err_type); + bc_file_putchar(&vm.ferr, ' '); + bc_file_vprintf(&vm.ferr, vm.err_msgs[e], args); + va_end(args); + + if (BC_NO_ERR(vm.file)) { + + // This is the condition for parsing vs runtime. + // If line is not 0, it is parsing. + if (line) { + bc_file_puts(&vm.ferr, "\n "); + bc_file_puts(&vm.ferr, vm.file); + bc_file_printf(&vm.ferr, bc_err_line, line); + } + else { + + BcInstPtr *ip = bc_vec_item_rev(&vm.prog.stack, 0); + BcFunc *f = bc_vec_item(&vm.prog.fns, ip->func); + + bc_file_puts(&vm.ferr, "\n "); + bc_file_puts(&vm.ferr, vm.func_header); + bc_file_putchar(&vm.ferr, ' '); + bc_file_puts(&vm.ferr, f->name); + + if (BC_IS_BC && ip->func != BC_PROG_MAIN && + ip->func != BC_PROG_READ) + { + bc_file_puts(&vm.ferr, "()"); + } + } + } + + bc_file_puts(&vm.ferr, "\n\n"); + + s = bc_file_flushErr(&vm.ferr); + + vm.status = s == BC_STATUS_ERROR_FATAL ? + (sig_atomic_t) s : (sig_atomic_t) (uchar) (id + 1); + + if (BC_ERR(vm.status)) BC_VM_JMP; + + BC_SIG_TRYUNLOCK(lock); +} + +static void bc_vm_envArgs(const char* const env_args_name) { + + char *env_args = getenv(env_args_name), *buf, *start; + char instr = '\0'; + + BC_SIG_ASSERT_LOCKED; + + if (env_args == NULL) return; + + start = buf = vm.env_args_buffer = bc_vm_strdup(env_args); + + assert(buf != NULL); + + bc_vec_init(&vm.env_args, sizeof(char*), NULL); + bc_vec_push(&vm.env_args, &env_args_name); + + while (*buf) { + + if (!isspace(*buf)) { + + if (*buf == '"' || *buf == '\'') { + + instr = *buf; + buf += 1; + + if (*buf == instr) { + instr = '\0'; + buf += 1; + continue; + } + } + + bc_vec_push(&vm.env_args, &buf); + + while (*buf && ((!instr && !isspace(*buf)) || + (instr && *buf != instr))) + { + buf += 1; + } + + if (*buf) { + + if (instr) instr = '\0'; + + *buf = '\0'; + buf += 1; + start = buf; + } + else if (instr) bc_vm_error(BC_ERROR_FATAL_OPTION, 0, start); + } + else buf += 1; + } + + // Make sure to push a NULL pointer at the end. + buf = NULL; + bc_vec_push(&vm.env_args, &buf); + + bc_args((int) vm.env_args.len - 1, bc_vec_item(&vm.env_args, 0)); +} + +static size_t bc_vm_envLen(const char *var) { + + char *lenv = getenv(var); + size_t i, len = BC_NUM_PRINT_WIDTH; + int num; + + if (lenv == NULL) return len; + + len = strlen(lenv); + + for (num = 1, i = 0; num && i < len; ++i) num = isdigit(lenv[i]); + + if (num) { + len = (size_t) atoi(lenv) - 1; + if (len < 2 || len >= UINT16_MAX) len = BC_NUM_PRINT_WIDTH; + } + else len = BC_NUM_PRINT_WIDTH; + + return len; +} + +void bc_vm_shutdown(void) { + + BC_SIG_ASSERT_LOCKED; + +#if BC_ENABLE_NLS + if (vm.catalog != BC_VM_INVALID_CATALOG) catclose(vm.catalog); +#endif // BC_ENABLE_NLS + +#if BC_ENABLE_HISTORY + // This must always run to ensure that the terminal is back to normal. + if (BC_TTY) bc_history_free(&vm.history); +#endif // BC_ENABLE_HISTORY + +#ifndef NDEBUG + bc_vec_free(&vm.env_args); + free(vm.env_args_buffer); + bc_vec_free(&vm.files); + bc_vec_free(&vm.exprs); + + bc_program_free(&vm.prog); + bc_parse_free(&vm.prs); + + { + size_t i; + for (i = 0; i < vm.temps.len; ++i) + free(((BcNum*) bc_vec_item(&vm.temps, i))->num); + + bc_vec_free(&vm.temps); + } +#endif // NDEBUG + + bc_file_free(&vm.fout); + bc_file_free(&vm.ferr); +} + +size_t bc_vm_arraySize(size_t n, size_t size) { + size_t res = n * size; + if (BC_ERR(res >= SIZE_MAX || (n != 0 && res / n != size))) + bc_vm_err(BC_ERROR_FATAL_ALLOC_ERR); + return res; +} + +size_t bc_vm_growSize(size_t a, size_t b) { + size_t res = a + b; + if (BC_ERR(res >= SIZE_MAX || res < a || res < b)) + bc_vm_err(BC_ERROR_FATAL_ALLOC_ERR); + return res; +} + +void* bc_vm_malloc(size_t n) { + + void* ptr; + + BC_SIG_ASSERT_LOCKED; + + ptr = malloc(n); + + if (BC_ERR(ptr == NULL)) bc_vm_err(BC_ERROR_FATAL_ALLOC_ERR); + + return ptr; +} + +void* bc_vm_realloc(void *ptr, size_t n) { + + void* temp; + + BC_SIG_ASSERT_LOCKED; + + temp = realloc(ptr, n); + + if (BC_ERR(temp == NULL)) bc_vm_err(BC_ERROR_FATAL_ALLOC_ERR); + + return temp; +} + +char* bc_vm_strdup(const char *str) { + + char *s; + + BC_SIG_ASSERT_LOCKED; + + s = strdup(str); + + if (BC_ERR(!s)) bc_vm_err(BC_ERROR_FATAL_ALLOC_ERR); + + return s; +} + +void bc_vm_printf(const char *fmt, ...) { + + va_list args; + + BC_SIG_LOCK; + + va_start(args, fmt); + bc_file_vprintf(&vm.fout, fmt, args); + va_end(args); + + vm.nchars = 0; + + BC_SIG_UNLOCK; +} + +void bc_vm_putchar(int c) { + bc_file_putchar(&vm.fout, (uchar) c); + vm.nchars = (c == '\n' ? 0 : vm.nchars + 1); +} + +static void bc_vm_clean(void) { + + BcProgram *prog = &vm.prog; + BcVec *fns = &prog->fns; + BcFunc *f = bc_vec_item(fns, BC_PROG_MAIN); + BcInstPtr *ip = bc_vec_item(&prog->stack, 0); + bool good = (vm.status && vm.status != BC_STATUS_QUIT); + + if (good) bc_program_reset(&vm.prog); + +#if BC_ENABLED + if (good && BC_IS_BC) good = !BC_PARSE_NO_EXEC(&vm.prs); +#endif // BC_ENABLED + +#if DC_ENABLED + if (!BC_IS_BC) { + + size_t i; + + for (i = 0; i < vm.prog.vars.len; ++i) { + BcVec *arr = bc_vec_item(&vm.prog.vars, i); + BcNum *n = bc_vec_top(arr); + if (arr->len != 1 || BC_PROG_STR(n)) break; + } + + if (i == vm.prog.vars.len) { + + for (i = 0; i < vm.prog.arrs.len; ++i) { + + BcVec *arr = bc_vec_item(&vm.prog.arrs, i); + size_t j; + + assert(arr->len == 1); + + arr = bc_vec_top(arr); + + for (j = 0; j < arr->len; ++j) { + BcNum *n = bc_vec_item(arr, j); + if (BC_PROG_STR(n)) break; + } + + if (j != arr->len) break; + } + + good = (i == vm.prog.arrs.len); + } + } +#endif // DC_ENABLED + + // If this condition is true, we can get rid of strings, + // constants, and code. This is an idea from busybox. + if (good && prog->stack.len == 1 && !prog->results.len && + ip->idx == f->code.len) + { +#if BC_ENABLED + if (BC_IS_BC) { + bc_vec_npop(&f->labels, f->labels.len); + bc_vec_npop(&f->strs, f->strs.len); + } +#endif // BC_ENABLED + bc_vec_npop(&f->consts, f->consts.len); + bc_vec_npop(&f->code, f->code.len); + ip->idx = 0; + } +} + +static void bc_vm_process(const char *text, bool is_stdin) { + + bc_parse_text(&vm.prs, text); + + do { + +#if BC_ENABLED + if (vm.prs.l.t == BC_LEX_KW_DEFINE) vm.parse(&vm.prs); +#endif // BC_ENABLED + + while (BC_PARSE_CAN_PARSE(vm.prs)) vm.parse(&vm.prs); + +#if BC_ENABLED + if (BC_IS_BC) { + + uint16_t *flags = BC_PARSE_TOP_FLAG_PTR(&vm.prs); + + if (!is_stdin && vm.prs.flags.len == 1 && + *flags == BC_PARSE_FLAG_IF_END) + { + bc_parse_noElse(&vm.prs); + } + + if (BC_PARSE_NO_EXEC(&vm.prs)) return; + } +#endif // BC_ENABLED + + bc_program_exec(&vm.prog); + if (BC_I) bc_file_flush(&vm.fout); + + } while (vm.prs.l.t != BC_LEX_EOF); +} + +static void bc_vm_file(const char *file) { + + char *data = NULL; + + assert(!vm.sig_pop); + + bc_lex_file(&vm.prs.l, file); + + BC_SIG_LOCK; + + bc_read_file(file, &data); + + BC_SETJMP_LOCKED(err); + + BC_SIG_UNLOCK; + + bc_vm_process(data, false); + +#if BC_ENABLED + if (BC_IS_BC && BC_ERR(BC_PARSE_NO_EXEC(&vm.prs))) + bc_parse_err(&vm.prs, BC_ERROR_PARSE_BLOCK); +#endif // BC_ENABLED + +err: + BC_SIG_MAYLOCK; + + free(data); + bc_vm_clean(); + + // bc_program_reset(), called by bc_vm_clean(), resets the status. + // We want it to clear the sig_pop variable in case it was set. + if (vm.status == (sig_atomic_t) BC_STATUS_SUCCESS) BC_LONGJMP_STOP; + + BC_LONGJMP_CONT; +} + +static void bc_vm_stdin(void) { + + BcStatus s; + BcVec buf, buffer; + size_t string = 0; + bool comment = false, hash = false; + + bc_lex_file(&vm.prs.l, bc_program_stdin_name); + + BC_SIG_LOCK; + bc_vec_init(&buffer, sizeof(uchar), NULL); + bc_vec_init(&buf, sizeof(uchar), NULL); + bc_vec_pushByte(&buffer, '\0'); + BC_SETJMP_LOCKED(err); + BC_SIG_UNLOCK; + +restart: + + // This loop is complex because the vm tries not to send any lines that end + // with a backslash to the parser. The reason for that is because the parser + // treats a backslash+newline combo as whitespace, per the bc spec. In that + // case, and for strings and comments, the parser will expect more stuff. + while ((!(s = bc_read_line(&buf, ">>> ")) || + (vm.eof = (s == BC_STATUS_EOF))) && buf.len > 1) + { + char c2, *str = buf.v; + size_t i, len = buf.len - 1; + + for (i = 0; i < len; ++i) { + + bool notend = len > i + 1; + uchar c = (uchar) str[i]; + + hash = (!comment && !string && ((hash && c != '\n') || + (!hash && c == '#'))); + + if (!hash && !comment && (i - 1 > len || str[i - 1] != '\\')) { + if (BC_IS_BC) string ^= (c == '"'); + else if (c == ']') string -= 1; + else if (c == '[') string += 1; + } + + if (BC_IS_BC && !hash && !string && notend) { + + c2 = str[i + 1]; + + if (c == '/' && !comment && c2 == '*') { + comment = true; + i += 1; + } + else if (c == '*' && comment && c2 == '/') { + comment = false; + i += 1; + } + } + } + + bc_vec_concat(&buffer, buf.v); + + if (string || comment) continue; + if (len >= 2 && str[len - 2] == '\\' && str[len - 1] == '\n') continue; +#if BC_ENABLE_HISTORY + if (vm.history.stdin_has_data) continue; +#endif // BC_ENABLE_HISTORY + + bc_vm_process(buffer.v, true); + bc_vec_empty(&buffer); + + if (vm.eof) break; + } + + if (!BC_STATUS_IS_ERROR(s)) { + if (BC_ERR(comment)) + bc_parse_err(&vm.prs, BC_ERROR_PARSE_COMMENT); + else if (BC_ERR(string)) + bc_parse_err(&vm.prs, BC_ERROR_PARSE_STRING); +#if BC_ENABLED + else if (BC_IS_BC && BC_ERR(BC_PARSE_NO_EXEC(&vm.prs))) + bc_parse_err(&vm.prs, BC_ERROR_PARSE_BLOCK); +#endif // BC_ENABLED + } + +err: + BC_SIG_MAYLOCK; + + bc_vm_clean(); + + vm.status = vm.status == BC_STATUS_ERROR_FATAL || + vm.status == BC_STATUS_QUIT || !BC_I ? + vm.status : BC_STATUS_SUCCESS; + + if (!vm.status && !vm.eof) { + bc_vec_empty(&buffer); + BC_LONGJMP_STOP; + BC_SIG_UNLOCK; + goto restart; + } + + bc_vec_free(&buf); + bc_vec_free(&buffer); + + BC_LONGJMP_CONT; +} + +#if BC_ENABLED +static void bc_vm_load(const char *name, const char *text) { + + bc_lex_file(&vm.prs.l, name); + bc_parse_text(&vm.prs, text); + + while (vm.prs.l.t != BC_LEX_EOF) vm.parse(&vm.prs); +} +#endif // BC_ENABLED + +static void bc_vm_defaultMsgs(void) { + + size_t i; + + vm.func_header = bc_err_func_header; + + for (i = 0; i < BC_ERR_IDX_NELEMS + BC_ENABLED; ++i) + vm.err_ids[i] = bc_errs[i]; + for (i = 0; i < BC_ERROR_NELEMS; ++i) vm.err_msgs[i] = bc_err_msgs[i]; +} + +static void bc_vm_gettext(void) { + +#if BC_ENABLE_NLS + uchar id = 0; + int set = 1, msg = 1; + size_t i; + + if (vm.locale == NULL) { + vm.catalog = BC_VM_INVALID_CATALOG; + bc_vm_defaultMsgs(); + return; + } + + vm.catalog = catopen(BC_MAINEXEC, NL_CAT_LOCALE); + + if (vm.catalog == BC_VM_INVALID_CATALOG) { + bc_vm_defaultMsgs(); + return; + } + + vm.func_header = catgets(vm.catalog, set, msg, bc_err_func_header); + + for (set += 1; msg <= BC_ERR_IDX_NELEMS + BC_ENABLED; ++msg) + vm.err_ids[msg - 1] = catgets(vm.catalog, set, msg, bc_errs[msg - 1]); + + i = 0; + id = bc_err_ids[i]; + + for (set = id + 3, msg = 1; i < BC_ERROR_NELEMS; ++i, ++msg) { + + if (id != bc_err_ids[i]) { + msg = 1; + id = bc_err_ids[i]; + set = id + 3; + } + + vm.err_msgs[i] = catgets(vm.catalog, set, msg, bc_err_msgs[i]); + } +#else // BC_ENABLE_NLS + bc_vm_defaultMsgs(); +#endif // BC_ENABLE_NLS +} + +static void bc_vm_exec(const char* env_exp_exit) { + + size_t i; + bool has_file = false; + +#if BC_ENABLED + if (BC_IS_BC && (vm.flags & BC_FLAG_L)) { + + bc_vm_load(bc_lib_name, bc_lib); + +#if BC_ENABLE_EXTRA_MATH + if (!BC_IS_POSIX) bc_vm_load(bc_lib2_name, bc_lib2); +#endif // BC_ENABLE_EXTRA_MATH + } +#endif // BC_ENABLED + + if (vm.exprs.len) { + bc_lex_file(&vm.prs.l, bc_program_exprs_name); + bc_vm_process(vm.exprs.v, false); + if (getenv(env_exp_exit) != NULL) return; + } + + for (i = 0; i < vm.files.len; ++i) { + char *path = *((char**) bc_vec_item(&vm.files, i)); + if (!strcmp(path, "")) continue; + has_file = true; + bc_vm_file(path); + } + + if (BC_IS_BC || !has_file) bc_vm_stdin(); +} + +void bc_vm_boot(int argc, char *argv[], const char *env_len, + const char* const env_args, const char* env_exp_exit) +{ + int ttyin, ttyout, ttyerr; + struct sigaction sa; + + BC_SIG_ASSERT_LOCKED; + + ttyin = isatty(STDIN_FILENO); + ttyout = isatty(STDOUT_FILENO); + ttyerr = isatty(STDERR_FILENO); + + vm.flags |= ttyin ? BC_FLAG_TTYIN : 0; + vm.flags |= (ttyin != 0 && ttyout != 0 && ttyerr != 0) ? BC_FLAG_TTY : 0; + vm.flags |= ttyin && ttyout ? BC_FLAG_I : 0; + + sigemptyset(&sa.sa_mask); + sa.sa_handler = bc_vm_sig; + sa.sa_flags = SA_NODEFER; + + sigaction(SIGTERM, &sa, NULL); + sigaction(SIGQUIT, &sa, NULL); + sigaction(SIGINT, &sa, NULL); + +#if BC_ENABLE_HISTORY + if (BC_TTY) sigaction(SIGHUP, &sa, NULL); +#endif // BC_ENABLE_HISTORY + + memcpy(vm.max_num, bc_num_bigdigMax, + bc_num_bigdigMax_size * sizeof(BcDig)); + bc_num_setup(&vm.max, vm.max_num, BC_NUM_BIGDIG_LOG10); + vm.max.len = bc_num_bigdigMax_size; + + vm.file = NULL; + + bc_vm_gettext(); + + bc_file_init(&vm.ferr, STDERR_FILENO, output_bufs + BC_VM_STDOUT_BUF_SIZE, + BC_VM_STDERR_BUF_SIZE); + bc_file_init(&vm.fout, STDOUT_FILENO, output_bufs, BC_VM_STDOUT_BUF_SIZE); + vm.buf = output_bufs + BC_VM_STDOUT_BUF_SIZE + BC_VM_STDERR_BUF_SIZE; + + vm.line_len = (uint16_t) bc_vm_envLen(env_len); + + bc_vec_clear(&vm.files); + bc_vec_clear(&vm.exprs); + + bc_vec_init(&vm.temps, sizeof(BcNum), NULL); + + bc_program_init(&vm.prog); + bc_parse_init(&vm.prs, &vm.prog, BC_PROG_MAIN); + +#if BC_ENABLE_HISTORY + if (BC_TTY) bc_history_init(&vm.history); +#endif // BC_ENABLE_HISTORY + +#if BC_ENABLED + if (BC_IS_BC) vm.flags |= BC_FLAG_S * (getenv("POSIXLY_CORRECT") != NULL); +#endif // BC_ENABLED + + bc_vm_envArgs(env_args); + bc_args(argc, argv); + + if (BC_IS_POSIX) vm.flags &= ~(BC_FLAG_G); + + vm.maxes[BC_PROG_GLOBALS_IBASE] = BC_NUM_MAX_POSIX_IBASE; + vm.maxes[BC_PROG_GLOBALS_OBASE] = BC_MAX_OBASE; + vm.maxes[BC_PROG_GLOBALS_SCALE] = BC_MAX_SCALE; + +#if BC_ENABLE_EXTRA_MATH + vm.maxes[BC_PROG_MAX_RAND] = ((BcRand) 0) - 1; +#endif // BC_ENABLE_EXTRA_MATH + + if (BC_IS_BC && !BC_IS_POSIX) + vm.maxes[BC_PROG_GLOBALS_IBASE] = BC_NUM_MAX_IBASE; + + if (BC_IS_BC && BC_I && !(vm.flags & BC_FLAG_Q)) bc_vm_info(NULL); + + BC_SIG_UNLOCK; + + bc_vm_exec(env_exp_exit); +} diff --git a/tests/afl.py b/tests/afl.py new file mode 100755 index 000000000000..a67e086c3dd1 --- /dev/null +++ b/tests/afl.py @@ -0,0 +1,176 @@ +#! /usr/bin/python3 -B +# +# Copyright (c) 2018-2020 Gavin D. Howard and contributors. +# +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are met: +# +# * Redistributions of source code must retain the above copyright notice, this +# list of conditions and the following disclaimer. +# +# * Redistributions in binary form must reproduce the above copyright notice, +# this list of conditions and the following disclaimer in the documentation +# and/or other materials provided with the distribution. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE +# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +# POSSIBILITY OF SUCH DAMAGE. +# + +import os +import sys +import shutil +import subprocess + +def usage(): + print("usage: {} [--asan] dir [results_dir [exe options...]]".format(script)) + sys.exit(1) + +def check_crash(exebase, out, error, file, type, test): + if error < 0: + print("\n{} crashed ({}) on {}:\n".format(exebase, -error, type)) + print(" {}".format(test)) + print("\nCopying to \"{}\"".format(out)) + shutil.copy2(file, out) + print("\nexiting...") + sys.exit(error) + +def run_test(cmd, exebase, tout, indata, out, file, type, test, environ=None): + try: + p = subprocess.run(cmd, timeout=tout, input=indata, stdout=subprocess.PIPE, + stderr=subprocess.PIPE, env=environ) + check_crash(exebase, out, p.returncode, file, type, test) + except subprocess.TimeoutExpired: + print("\n {} timed out. Continuing...\n".format(exebase)) + +def create_test(file, tout, environ=None): + + print(" {}".format(file)) + + base = os.path.basename(file) + + if base == "README.txt": + return + + with open(file, "rb") as f: + lines = f.readlines() + + print(" Running whole file...") + + run_test(exe + [ file ], exebase, tout, halt.encode(), out, file, "file", file, environ) + + print(" Running file through stdin...") + + with open(file, "rb") as f: + content = f.read() + + run_test(exe, exebase, tout, content, out, file, + "running {} through stdin".format(file), file, environ) + + +def get_children(dir, get_files): + dirs = [] + with os.scandir(dir) as it: + for entry in it: + if not entry.name.startswith('.') and \ + ((entry.is_dir() and not get_files) or \ + (entry.is_file() and get_files)): + dirs.append(entry.name) + dirs.sort() + return dirs + +script = sys.argv[0] +testdir = os.path.dirname(script) + +if __name__ != "__main__": + usage() + +timeout = 2.5 + +if len(sys.argv) < 2: + usage() + +idx = 1 + +exedir = sys.argv[idx] + +asan = (exedir == "--asan") + +if asan: + idx += 1 + if len(sys.argv) < idx + 1: + usage() + exedir = sys.argv[idx] + +if len(sys.argv) >= idx + 2: + resultsdir = sys.argv[idx + 1] +else: + if exedir == "bc": + resultsdir = testdir + "/../../results" + else: + resultsdir = testdir + "/../../results_dc" + +if len(sys.argv) >= idx + 3: + exe = sys.argv[idx + 2] +else: + exe = testdir + "/../bin/" + exedir + +exebase = os.path.basename(exe) + +if exebase == "bc": + halt = "halt\n" + options = "-lq" +else: + halt = "q\n" + options = "-x" + +if len(sys.argv) >= idx + 4: + exe = [ exe, sys.argv[idx + 3:], options ] +else: + exe = [ exe, options ] +for i in range(4, len(sys.argv)): + exe.append(sys.argv[i]) + +out = testdir + "/../.test.txt" + +print(os.path.realpath(os.getcwd())) + +dirs = get_children(resultsdir, False) + +if asan: + env = os.environ.copy() + env['ASAN_OPTIONS'] = 'abort_on_error=1:allocator_may_return_null=1' + +for d in dirs: + + d = resultsdir + "/" + d + + print(d) + + files = get_children(d + "/crashes/", True) + + for file in files: + file = d + "/crashes/" + file + create_test(file, timeout) + + if not asan: + continue + + files = get_children(d + "/queue/", True) + + for file in files: + file = d + "/queue/" + file + create_test(file, timeout * 2, env) + +print("Done") + diff --git a/tests/all.sh b/tests/all.sh new file mode 100755 index 000000000000..bd39caf8dcbd --- /dev/null +++ b/tests/all.sh @@ -0,0 +1,301 @@ +#! /bin/sh +# +# Copyright (c) 2018-2020 Gavin D. Howard and contributors. +# +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are met: +# +# * Redistributions of source code must retain the above copyright notice, this +# list of conditions and the following disclaimer. +# +# * Redistributions in binary form must reproduce the above copyright notice, +# this list of conditions and the following disclaimer in the documentation +# and/or other materials provided with the distribution. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE +# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +# POSSIBILITY OF SUCH DAMAGE. +# + +set -e + +script="$0" +testdir=$(dirname "$script") + +. "$testdir/../functions.sh" + +if [ "$#" -ge 1 ]; then + d="$1" + shift +else + err_exit "usage: $script dir [run_extra_tests] [run_stack_tests] [gen_tests] [time_tests] [exec args...]" 1 +fi + +if [ "$#" -lt 1 ]; then + extra=1 +else + extra="$1" + shift +fi + +if [ "$#" -lt 1 ]; then + run_stack_tests=1 +else + run_stack_tests="$1" + shift +fi + +if [ "$#" -lt 1 ]; then + generate_tests=1 +else + generate_tests="$1" + shift +fi + +if [ "$#" -lt 1 ]; then + time_tests=0 +else + time_tests="$1" + shift +fi + +if [ "$#" -lt 1 ]; then + exe="$testdir/../bin/$d" +else + exe="$1" + shift +fi + +stars="***********************************************************************" +printf '%s\n' "$stars" + +if [ "$d" = "bc" ]; then + halt="quit" +else + halt="q" +fi + +unset BC_ENV_ARGS +unset BC_LINE_LENGTH +unset DC_ENV_ARGS +unset DC_LINE_LENGTH + +printf '\nRunning %s tests...\n\n' "$d" + +while read t; do + + if [ "$extra" -eq 0 ]; then + if [ "$t" = "trunc" ] || [ "$t" = "places" ] || [ "$t" = "shift" ] || \ + [ "$t" = "lib2" ] || [ "$t" = "scientific" ] || [ "$t" = "rand" ] || \ + [ "$t" = "engineering" ] + then + printf 'Skipping %s %s\n' "$d" "$t" + continue + fi + fi + + sh "$testdir/test.sh" "$d" "$t" "$generate_tests" "$time_tests" "$exe" "$@" + +done < "$testdir/$d/all.txt" + +sh "$testdir/stdin.sh" "$d" "$exe" "$@" + +sh "$testdir/scripts.sh" "$d" "$extra" "$run_stack_tests" "$generate_tests" "$time_tests" "$exe" "$@" +sh "$testdir/read.sh" "$d" "$exe" "$@" +sh "$testdir/errors.sh" "$d" "$exe" "$@" + +num=100000000000000000000000000000000000000000000000000000000000000000000000000000 +numres="$num" +num70="10000000000000000000000000000000000000000000000000000000000000000000\\ +0000000000" + +if [ "$d" = "bc" ]; then + halt="halt" + opt="x" + lopt="extended-register" + line_var="BC_LINE_LENGTH" +else + halt="q" + opt="l" + lopt="mathlib" + line_var="DC_LINE_LENGTH" + num="$num pR" +fi + +printf '\nRunning %s quit test...' "$d" + +printf '%s\n' "$halt" | "$exe" "$@" > /dev/null 2>&1 + +if [ "$d" = bc ]; then + printf '%s\n' "quit" | "$exe" "$@" > /dev/null 2>&1 +fi + +printf 'pass\n' + +base=$(basename "$exe") + +if [ "$base" != "bc" -a "$base" != "dc" ]; then + exit 0 +fi + +printf 'Running %s environment var tests...' "$d" + +if [ "$d" = "bc" ]; then + export BC_ENV_ARGS=" '-l' '' -q" + export BC_EXPR_EXIT="1" + printf 's(.02893)\n' | "$exe" "$@" > /dev/null + "$exe" -e 4 "$@" > /dev/null +else + export DC_ENV_ARGS="'-x'" + export DC_EXPR_EXIT="1" + printf '4s stuff\n' | "$exe" "$@" > /dev/null + "$exe" -e 4pR "$@" > /dev/null +fi + +printf 'pass\n' + +out1="$testdir/../.log_$d.txt" +out2="$testdir/../.log_${d}_test.txt" + +printf 'Running %s line length tests...' "$d" + +printf '%s\n' "$numres" > "$out1" + +export "$line_var"=80 +printf '%s\n' "$num" | "$exe" "$@" > "$out2" + +diff "$out1" "$out2" + +printf '%s\n' "$num70" > "$out1" + +export "$line_var"=2147483647 +printf '%s\n' "$num" | "$exe" "$@" > "$out2" + +diff "$out1" "$out2" + +printf 'pass\n' + +printf 'Running %s arg tests...' "$d" + +f="$testdir/$d/add.txt" +exprs=$(cat "$f") +results=$(cat "$testdir/$d/add_results.txt") + +printf '%s\n%s\n%s\n%s\n' "$results" "$results" "$results" "$results" > "$out1" + +"$exe" "$@" -e "$exprs" -f "$f" --expression "$exprs" --file "$f" -e "$halt" > "$out2" + +diff "$out1" "$out2" + +printf '%s\n' "$halt" | "$exe" "$@" -- "$f" "$f" "$f" "$f" > "$out2" + +diff "$out1" "$out2" + +if [ "$d" = "bc" ]; then + printf '%s\n' "$halt" | "$exe" "$@" -i > /dev/null 2>&1 +fi + +printf '%s\n' "$halt" | "$exe" "$@" -h > /dev/null +printf '%s\n' "$halt" | "$exe" "$@" -P > /dev/null +printf '%s\n' "$halt" | "$exe" "$@" -v > /dev/null +printf '%s\n' "$halt" | "$exe" "$@" -V > /dev/null + +set +e + +"$exe" "$@" -f "saotehasotnehasthistohntnsahxstnhalcrgxgrlpyasxtsaosysxsatnhoy.txt" > /dev/null 2> "$out2" +err="$?" + +checktest "$d" "$err" "invalid file argument" "$out2" "$d" + +"$exe" "$@" "-$opt" -e "$exprs" > /dev/null 2> "$out2" +err="$?" + +checktest "$d" "$err" "invalid option argument" "$out2" "$d" + +"$exe" "$@" "--$lopt" -e "$exprs" > /dev/null 2> "$out2" +err="$?" + +checktest "$d" "$err" "invalid long option argument" "$out2" "$d" + +"$exe" "$@" "-u" -e "$exprs" > /dev/null 2> "$out2" +err="$?" + +checktest "$d" "$err" "unrecognized option argument" "$out2" "$d" + +"$exe" "$@" "--uniform" -e "$exprs" > /dev/null 2> "$out2" +err="$?" + +checktest "$d" "$err" "unrecognized long option argument" "$out2" "$d" + +"$exe" "$@" -f > /dev/null 2> "$out2" +err="$?" + +checktest "$d" "$err" "missing required argument to short option" "$out2" "$d" + +"$exe" "$@" --file > /dev/null 2> "$out2" +err="$?" + +checktest "$d" "$err" "missing required argument to long option" "$out2" "$d" + +"$exe" "$@" --version=5 > /dev/null 2> "$out2" +err="$?" + +checktest "$d" "$err" "given argument to long option with no argument" "$out2" "$d" + +printf 'pass\n' + +printf 'Running %s directory test...' "$d" + +"$exe" "$@" "$testdir" > /dev/null 2> "$out2" +err="$?" + +checktest "$d" "$err" "directory" "$out2" "$d" + +printf 'pass\n' + +printf 'Running %s binary file test...' "$d" + +bin="/bin/sh" + +"$exe" "$@" "$bin" > /dev/null 2> "$out2" +err="$?" + +checktest "$d" "$err" "binary file" "$out2" "$d" + +printf 'pass\n' + +printf 'Running %s binary stdin test...' "$d" + +cat "$bin" | "$exe" "$@" > /dev/null 2> "$out2" +err="$?" + +checktest "$d" "$err" "binary stdin" "$out2" "$d" + +printf 'pass\n' + +if [ "$d" = "bc" ]; then + + printf 'Running %s limits tests...' "$d" + printf 'limits\n' | "$exe" "$@" > "$out2" /dev/null 2>&1 + + if [ ! -s "$out2" ]; then + err_exit "$d did not produce output on the limits test" 1 + fi + + printf 'pass\n' + +fi + +printf '\nAll %s tests passed.\n' "$d" + +printf '\n%s\n' "$stars" diff --git a/tests/all.txt b/tests/all.txt new file mode 100644 index 000000000000..e3c025217c4b --- /dev/null +++ b/tests/all.txt @@ -0,0 +1,2 @@ +bc +dc diff --git a/tests/bc/abs.txt b/tests/bc/abs.txt new file mode 100644 index 000000000000..ffb7aba65c3b --- /dev/null +++ b/tests/bc/abs.txt @@ -0,0 +1,7 @@ +abs(0) +abs(1) +abs(.289365) +abs(289.82937658) +abs(-19) +abs(-.2098180) +abs(-198289.1098376) diff --git a/tests/bc/abs_results.txt b/tests/bc/abs_results.txt new file mode 100644 index 000000000000..8d2658a2737e --- /dev/null +++ b/tests/bc/abs_results.txt @@ -0,0 +1,7 @@ +0 +1 +.289365 +289.82937658 +19 +.2098180 +198289.1098376 diff --git a/tests/bc/add.txt b/tests/bc/add.txt new file mode 100644 index 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+misc3 +misc4 +misc5 +void +rand +lib2 diff --git a/tests/bc/arctangent.txt b/tests/bc/arctangent.txt new file mode 100644 index 000000000000..ebaa0e8c10a5 --- /dev/null +++ b/tests/bc/arctangent.txt @@ -0,0 +1,27 @@ +a(.267) +a(1) +scale = 64 +a(.267) +a(1) +scale = 100 +a(.267) +a(1) +scale = 20 +a(0) +a(.5) +a(0.577350269189625764509148780501) +a(1.5) +a(1.7320508075688772935274463415) +a(2) +a(3) +a(1000) +a(-.5) +a(-0.577350269189625764509148780501) +a(-1.5) +a(-1.7320508075688772935274463415) +a(-2) +a(-3) +a(-1000) +a(-3249917614.2821897119) +a(-694706362.1974670468) +scale = 22; a(-816494969) diff --git a/tests/bc/arctangent_results.txt b/tests/bc/arctangent_results.txt new file mode 100644 index 000000000000..31a6ba8cf27d --- /dev/null +++ b/tests/bc/arctangent_results.txt @@ -0,0 +1,26 @@ +.26091356923294057959 +.78539816339744830961 +.2609135692329405795967852677779865639774740239882445822329882917 +.7853981633974483096156608458198757210492923498437764552437361480 +.2609135692329405795967852677779865639774740239882445822329882917230\ +650591934644905491823044536954978 +.7853981633974483096156608458198757210492923498437764552437361480769\ +541015715522496570087063355292669 +0 +.46364760900080611621 +.52359877559829887307 +.98279372324732906798 +1.04719755119659774615 +1.10714871779409050301 +1.24904577239825442582 +1.56979632712822975256 +-.46364760900080611621 +-.52359877559829887307 +-.98279372324732906798 +-1.04719755119659774615 +-1.10714871779409050301 +-1.24904577239825442582 +-1.56979632712822975256 +-1.57079632648719651151 +-1.57079632535543952711 +-1.5707963255701493299433 diff --git a/tests/bc/arrays.txt b/tests/bc/arrays.txt new file mode 100644 index 000000000000..26a284b8d814 --- /dev/null +++ b/tests/bc/arrays.txt @@ -0,0 +1,10 @@ +a[0] = 1 +a[2-1] = 2 + +a[0]+a[0] + +a[2-1]+a[2-1] + +a[5] = 2 +a[5.789] + diff --git a/tests/bc/arrays_results.txt b/tests/bc/arrays_results.txt new file mode 100644 index 000000000000..200035ffa0a0 --- /dev/null +++ b/tests/bc/arrays_results.txt @@ -0,0 +1,3 @@ +2 +4 +2 diff --git a/tests/bc/assignments.txt b/tests/bc/assignments.txt new file mode 100644 index 000000000000..6a776e7840ec --- /dev/null +++ b/tests/bc/assignments.txt @@ -0,0 +1,122 @@ +define x(x) { + return (i++ + x) +} +define y(x) { + return (++i + x) +} +define z(x) { + return (i *= 2) + x +} + +i++ +i-- +++i +--i + +(i++) +(i--) +(++i) +(--i) + +i += 1 +i +i -= -4 +i +i *= 5 +i +i /= 12.5 +i + +i = 0 + +(i += 1) +(i -= -4) +(i *= 5) +(i /= 12.5) + +i = 0 + +a[i++] += ++i +i-- +i-- +i +a[i] + +a[i]++ +a[i]-- +++a[i] +--a[i] + +i += 4 +i + +sqrt(i *= 4) +i +length(i /= 2) +i + +i = 4 +scale(i /= 2) +i + +i = -1 + +abs(i--) +abs(--i) +abs(++i) +abs(i++) + +i = -i + +a = 4 + +x(a) +i + +x(a *= 5) +a +i + +a = 4 + +y(a) +i + +y(a -= 2) +a +i + +a = 4 + +z(a) +i + +z(a /= 0.5) +a +i + +i = 1 + +if (i -= 1) print "true\n" +else print "false\n" + +if (i += 1) print "true\n" +else print "false\n" + +i = 3 + +while (i -= 2) print "i: ", i += 1, "\n" + +a = 5 + +for (i = 5; i-= 1; --a) print "i: ", i, "; a: ", a, "\n" + +define void t(x, y) { + print "x: ", x, "; y: ", y, "\n" +} + +t(i++, i++) +i + +t(++i, ++i) +i diff --git a/tests/bc/assignments_results.txt b/tests/bc/assignments_results.txt new file mode 100644 index 000000000000..d9e4e5ea33c9 --- /dev/null +++ b/tests/bc/assignments_results.txt @@ -0,0 +1,61 @@ +0 +1 +1 +0 +0 +1 +1 +0 +1 +5 +25 +2.00000000000000000000 +1 +5 +25 +2.00000000000000000000 +2 +1 +0 +2 +2 +3 +3 +2 +4 +4.00000000000000000000 +16 +21 +8.00000000000000000000 +20 +2.00000000000000000000 +1 +3 +2 +2 +5 +2 +22 +20 +3 +8 +4 +7 +2 +5 +14 +10 +28.00000000000000000000 +8.00000000000000000000 +20 +false +true +i: 2 +i: 4; a: 5 +i: 3; a: 4 +i: 2; a: 3 +i: 1; a: 2 +x: 0; y: 1 +2 +x: 3; y: 4 +4 diff --git a/tests/bc/boolean.txt b/tests/bc/boolean.txt new file mode 100644 index 000000000000..e26ded34bd1d --- /dev/null +++ b/tests/bc/boolean.txt @@ -0,0 +1,184 @@ +!0 +!1 +!(-129) +4 && 5 +4 && 0 +0 && 5 +4 && 5 && 7 +4 && 0 && 7 +0 && 5 && 7 +4 && 5 && 0 +0 && 0 && 7 +4 && 0 && 0 +0 && 5 && 0 +!4 && 5 +!4 && 0 +!0 && 5 +4 && !5 +4 && !0 +0 && !5 +!4 && 5 && 7 +!4 && 0 && 7 +!0 && 5 && 7 +!4 && 5 && 0 +!0 && 0 && 7 +!4 && 0 && 0 +!0 && 5 && 0 +4 && !5 && 7 +4 && !0 && 7 +0 && !5 && 7 +4 && !5 && 0 +0 && !0 && 7 +4 && !0 && 0 +0 && !5 && 0 +4 && 5 && !7 +4 && 0 && !7 +0 && 5 && !7 +4 && 5 && !0 +0 && 0 && !7 +4 && 0 && !0 +0 && 5 && !0 +!4 && !5 && 7 +!4 && !0 && 7 +!0 && !5 && 7 +!4 && !5 && 0 +!0 && !0 && 7 +!4 && !0 && 0 +!0 && !5 && 0 +!4 && 5 && !7 +!4 && 0 && !7 +!0 && 5 && !7 +!4 && 5 && !0 +!0 && 0 && !7 +!4 && 0 && !0 +!0 && 5 && !0 +4 && !5 && !7 +4 && !0 && !7 +0 && !5 && !7 +4 && !5 && !0 +0 && !0 && !7 +4 && !0 && !0 +0 && !5 && !0 +!4 && !5 && !7 +!4 && !0 && !7 +!0 && !5 && !7 +!4 && !5 && !0 +!0 && !0 && !7 +!4 && !0 && !0 +!0 && !5 && !0 +3 < 4 && 7 +3 && 4 >= 4 +3 > 4 && 7 +3 && 4 >= 5 +3 < 4 && 0 +0 && 4 >= 4 +3 > 4 && 0 +0 && 4 >= 5 +3 > 4 && 0 +0 && 4 < 4 +3 >= 4 && 0 +0 && 4 >= 5 +3 < 4 && 7 +3 && 4 >= 4 +3 > 4 && 7 > 4 +3 >= 2 && 4 >= 5 +3 < 4 && 0 > -1 +4 < 3 && 4 >= 4 +3 > 4 && 3 == 3 +3 != 3 && 4 >= 5 +3 > 4 && 0 > 1 +0 >= 0 && 4 < 4 +3 >= 4 && 0 >= 1 +0 <= -1 && 4 >= 5 +4 || 5 +4 || 0 +0 || 5 +4 || 5 || 7 +4 || 0 || 7 +0 || 5 || 7 +4 || 5 || 0 +0 || 0 || 7 +4 || 0 || 0 +0 || 5 || 0 +!4 || 5 +!4 || 0 +!0 || 5 +4 || !5 +4 || !0 +0 || !5 +!4 || 5 || 7 +!4 || 0 || 7 +!0 || 5 || 7 +!4 || 5 || 0 +!0 || 0 || 7 +!4 || 0 || 0 +!0 || 5 || 0 +4 || !5 || 7 +4 || !0 || 7 +0 || !5 || 7 +4 || !5 || 0 +0 || !0 || 7 +4 || !0 || 0 +0 || !5 || 0 +4 || 5 || !7 +4 || 0 || !7 +0 || 5 || !7 +4 || 5 || !0 +0 || 0 || !7 +4 || 0 || !0 +0 || 5 || !0 +!4 || !5 || 7 +!4 || !0 || 7 +!0 || !5 || 7 +!4 || !5 || 0 +!0 || !0 || 7 +!4 || !0 || 0 +!0 || !5 || 0 +!4 || 5 || !7 +!4 || 0 || !7 +!0 || 5 || !7 +!4 || 5 || !0 +!0 || 0 || !7 +!4 || 0 || !0 +!0 || 5 || !0 +4 || !5 || !7 +4 || !0 || !7 +0 || !5 || !7 +4 || !5 || !0 +0 || !0 || !7 +4 || !0 || !0 +0 || !5 || !0 +!4 || !5 || !7 +!4 || !0 || !7 +!0 || !5 || !7 +!4 || !5 || !0 +!0 || !0 || !7 +!4 || !0 || !0 +!0 || !5 || !0 +3 < 4 || 7 +3 || 4 >= 4 +3 > 4 || 7 +3 || 4 >= 5 +3 < 4 || 0 +0 || 4 >= 4 +3 > 4 || 0 +0 || 4 >= 5 +3 > 4 || 0 +0 || 4 < 4 +3 >= 4 || 0 +0 || 4 >= 5 +3 < 4 || 7 +3 || 4 >= 4 +3 > 4 || 7 > 4 +3 >= 2 || 4 >= 5 +3 < 4 || 0 > -1 +4 < 3 || 4 >= 4 +3 > 4 || 3 == 3 +3 != 3 || 4 >= 5 +3 > 4 || 0 > 1 +0 >= 0 || 4 < 4 +3 >= 4 || 0 >= 1 +0 <= -1 || 4 >= 5 +1 <= 0 && 1 <= 2 || 1 >= 0 && 1 == 2 +1 <= 0 && 1 <= 2 || 1 >= 0 && 1 != 2 +1 >= 0 && 1 <= 2 || 1 >= 0 && 1 == 2 diff --git a/tests/bc/boolean_results.txt b/tests/bc/boolean_results.txt new file mode 100644 index 000000000000..1c15dc7029ca --- /dev/null +++ b/tests/bc/boolean_results.txt @@ -0,0 +1,184 @@ +1 +0 +0 +1 +0 +0 +1 +0 +0 +0 +0 +0 +0 +0 +0 +1 +0 +1 +0 +0 +0 +1 +0 +0 +0 +0 +0 +1 +0 +0 +0 +0 +0 +0 +0 +0 +1 +0 +0 +0 +0 +0 +0 +0 +1 +0 +0 +0 +0 +0 +0 +0 +0 +1 +0 +0 +0 +0 +0 +1 +0 +0 +0 +0 +0 +0 +0 +0 +1 +1 +0 +0 +0 +0 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999999999 +1 < 1000000000 +1 > 1000000000 +99999 < 1 +99999 > 1 +100000 < 1 +100000 > 1 +1 < 99999 +1 > 99999 +1 < 100000 +1 > 100000 +999999999 < 1000000000 +999999999 > 1000000000 +1000000000 < 999999999 +1000000000 > 999999999 +99999 < 100000 +99999 > 100000 +100000 < 99999 +100000 > 99999 +-999999999 < 1 +-999999999 > 1 +-1000000000 < 1 +-1000000000 > 1 +-1 < 999999999 +-1 > 999999999 +-1 < 1000000000 +-1 > 1000000000 +-99999 < 1 +-99999 > 1 +-100000 < 1 +-100000 > 1 +-1 < 99999 +-1 > 99999 +-1 < 100000 +-1 > 100000 +-999999999 < 1000000000 +-999999999 > 1000000000 +-1000000000 < 999999999 +-1000000000 > 999999999 +-99999 < 100000 +-99999 > 100000 +-100000 < 99999 +-100000 > 99999 +999999999 < -1 +999999999 > -1 +1000000000 < -1 +1000000000 > -1 +1 < -999999999 +1 > -999999999 +1 < -1000000000 +1 > -1000000000 +99999 < -1 +99999 > -1 +100000 < -1 +100000 > -1 +1 < -99999 +1 > -99999 +1 < -100000 +1 > -100000 +999999999 < -1000000000 +999999999 > -1000000000 +1000000000 < -999999999 +1000000000 > -999999999 +99999 < -100000 +99999 > -100000 +100000 < -99999 +100000 > -99999 +v = 18237 +v == v +v != v +4 < 0 +-4 < 0 +4 > 0 +-4 > 0 +5 > 4 +-5 > 4 +5 > -4 +-5 > -4 +5 < 4 +-5 < 4 +5 < -4 +-5 < -4 +1000000000.000000001 == 999999999.000000001 +1000000000.000000001 > 999999999.000000001 +1000000000.000000001 < 999999999.000000001 +1000000000.000000001 == 1000000000.000000001 +1000000000.000000001 > 1000000000.000000001 +1000000000.000000001 < 1000000000.000000001 +1000000000.000000001 == 1000000000.00000000100000000 +1000000000.000000001 > 1000000000.00000000100000000 +1000000000.000000001 < 1000000000.00000000100000000 +1000000000.000000001 == 1000000000.000000001000000001 +1000000000.000000001 > 1000000000.000000001000000001 +1000000000.000000001 < 1000000000.000000001000000001 +999999999.000000001 == 1000000000.000000001 +999999999.000000001 > 1000000000.000000001 +999999999.000000001 < 1000000000.000000001 +1000000000.00000000100000000 == 1000000000.000000001 +1000000000.00000000100000000 > 1000000000.000000001 +1000000000.00000000100000000 < 1000000000.000000001 +1000000000.000000001000000001 == 1000000000.000000001 +1000000000.000000001000000001 > 1000000000.000000001 +1000000000.000000001000000001 < 1000000000.000000001 diff --git a/tests/bc/comp_results.txt b/tests/bc/comp_results.txt new file mode 100644 index 000000000000..5aa90ebcdbeb --- /dev/null +++ b/tests/bc/comp_results.txt @@ -0,0 +1,131 @@ +1 +0 +1 +0 +0 +1 +0 +1 +1 +0 +1 +0 +0 +1 +0 +1 +0 +1 +1 +0 +0 +1 +1 +0 +0 +1 +0 +1 +1 +0 +1 +0 +0 +1 +0 +1 +1 +0 +1 +0 +1 +0 +0 +1 +1 +0 +0 +1 +1 +0 +1 +0 +1 +0 +1 +0 +1 +0 +1 +0 +1 +0 +1 +0 +1 +0 +1 +0 +1 +0 +1 +0 +0 +1 +0 +1 +0 +1 +0 +1 +0 +1 +0 +1 +0 +1 +0 +1 +0 +1 +0 +1 +0 +1 +0 +1 +1 +0 +0 +1 +1 +0 +1 +0 +1 +0 +0 +1 +0 +1 +0 +1 +0 +1 +0 +0 +1 +0 +0 +0 +0 +1 +0 +0 +1 +1 +0 +0 +0 +1 +0 diff --git a/tests/bc/cosine.txt b/tests/bc/cosine.txt new file mode 100644 index 000000000000..9e67df4c6f69 --- /dev/null +++ b/tests/bc/cosine.txt @@ -0,0 +1,44 @@ +scale = 25 +p = 4 * a(1) +scale = 20 +c(0) +c(0.5) +c(1) +c(2) +c(3) +c(-0.5) +c(-1) +c(-2) +c(-3) +c(p / 7) +c(-p / 7) +c(p / 4) +c(-p / 4) +c(p / 3) +c(-p / 3) +c(p / 2) +c(-p / 2) +c(3 * p / 4) +c(3 * -p / 4) +c(p) +c(-p) +c(3 * p / 2) +c(3 * -p / 2) +c(7 * p / 4) +c(7 * -p / 4) +c(13 * p / 4) +c(13 * -p / 4) +c(2 * p) +c(2 * -p) +c(131231) +c(-131231) +c(859799894.3562378245) +c(859799894.3562378245) +c(4307371) +c(3522556.3323810191) +c(44961070) +c(6918619.1574479809) +c(190836996.2180244164) +c(34934) +c(2483599) +c(13720376) diff --git a/tests/bc/cosine_results.txt b/tests/bc/cosine_results.txt new file mode 100644 index 000000000000..43d640f002df --- /dev/null +++ b/tests/bc/cosine_results.txt @@ -0,0 +1,41 @@ +1.00000000000000000000 +.87758256189037271611 +.54030230586813971740 +-.41614683654714238699 +-.98999249660044545727 +.87758256189037271611 +.54030230586813971740 +-.41614683654714238699 +-.98999249660044545727 +.90096886790241912623 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+17836173871836718637861073861783678160376017836701860376017810773527\ +8372832783728367826738627836278378260736270367362073867097307925 +9812734012837410982345719208345712908357412903587192048571920458712.\ +23957182459817249058172945781 +1891702357289370172037.90287102837 +11234567890 +1123456789.0 +112345678.90 +11234567.890 +1123456.7890 +112345.67890 +11234.567890 +1123.4567890 +112.34567890 +11.234567890 +1.1234567890 +.11234567890 +.011234567890 +.0011234567890 +.00011234567890 +.000011234567890 +.0000011234567890 +.00000011234567890 +.000000011234567890 +.0000000011234567890 +.00000000011234567890 +.000000000011234567890 +.0000000000011234567890 diff --git a/tests/bc/divide.txt b/tests/bc/divide.txt new file mode 100644 index 000000000000..cba4af9dc8ba --- /dev/null +++ b/tests/bc/divide.txt @@ -0,0 +1,62 @@ +0 / 1 +0 / 321566 +0 / 0.3984567238456 +1 / 1 +1 / 1287469297356 +1 / 0.2395672438567234 +1 / 237586239856.0293596728392360 +1249687284356 / 3027949207835207 +378617298617396719 / 35748521 +9348576237845624358 / 0.9857829375461 +35768293846193284 / 2374568947.045762839567823 +-78987234567812345 / 876542837618936 +-356789237555535468 / 0.3375273860984786903 +-5203475364850390 / 435742903748307.70869378534043296404530458 +-0.37861723347576903 / 7385770896 +-0.399454682043962 / 0.34824389304 +-0.6920414523873204 / 356489645223.76076045304879030 +-35872917389671.7573280963748 / 73924708 +-78375896314.4836709876983 / 0.78356798637817 +-2374123896417.143789621437581 / 347821469423789.1473856783960 +-896729350238549726 / -34976289345762 +-2374568293458762348596 / -0.8792370647234987679 +-237584692306721845726038 / -21783910782374529637.978102738746189024761 +-0.23457980123576298375682 / -1375486293874612 +-0.173897061862478951264 / -0.8179327486017634987516298745 +-0.9186739823576829347586 / -0.235678293458756239846 +-0.9375896183746982374568 / -13784962873546.0928729395476283745 +-2930754618923467.12323745862937465 / -734869238465 +-23745861923467.874675129834675 / -0.23542357869124756 +-3878923750692883.7238596702834756902 / -7384192674957215364986723.9738461923487621983 +1 / 0.00000000000000000000000000000000000000000002346728372937352457354204563027 +3496723859067234 / 298375462837546928347623059375486 +-47589634875689345 / 37869235 +-6324758963 / 237854962 +2 / -3 +89237423 / -237856923854 +123647238946 / -12467 +-2 / -3 +-13 / -7 +-15 / -7 +-12784956 / -32746 +-127849612 / -23712347682193 +1 / 0.2395672438567234 +scale = 0 +15 / 4 +17 / 4 +2389473 / 5 +346728934 / 23958 +-47589634875689345 / 37869235 +-6324758963 / 237854962 +2 / -3 +16 / 5 +14 / 5 +123647238946 / -12467 +-2 / -3 +-13 / -7 +-15 / -7 +-12784956 / -32746 +-3191280681 / 641165986 +scale = 0; -899510228 / -2448300078.40314 +scale = 0; -7424863 / -207.2609738667 +scale = 0; 3769798918 / 0.6 diff --git a/tests/bc/divide_results.txt b/tests/bc/divide_results.txt new file mode 100644 index 000000000000..a095066e1ba2 --- /dev/null +++ b/tests/bc/divide_results.txt @@ -0,0 +1,61 @@ +0 +0 +0 +1.00000000000000000000 +.00000000000077671755 +4.17419336592637110778 +.00000000000420899796 +.00041271738677857404 +10591131829.40901859967857131767 +9483402361494453751.52388015648196297248 +15063068.13735316451497043884 +-90.11223545260531110575 +-1057067521778623447.45138528213564485251 +-11.94161814246320631346 +-.00000000005126306228 +-1.14705437777218917343 +-.00000000000194126663 +-485262.88923145638029569727 +-100024372711.74763635544535424582 +-.00682569681609989277 +25638.20711150436682153521 +2700714504347599627864.24626421085374010264 +10906.42973524078145692731 +.00000000000000017054 +.21260557443109085166 +3.89799997647407910677 +.00000000000006801538 +3988.13076601933678578945 +100864416620775.31076855630746548983 +.00000000052530099381 +42612515855353136519261264261472677699404182.78776061098893912189 +.00000000000000001171 +-1256683291.21751059930310184507 +-26.59082202792136831688 +-.66666666666666666666 +-.00037517269438317975 +-9917962.53677709152161706906 +.66666666666666666666 +1.85714285714285714285 +2.14285714285714285714 +390.42802174311366273743 +.00000539168933053431 +4.17419336592637110778 +3 +4 +477894 +14472 +-1256683291 +-26 +0 +3 +2 +-9917962 +0 +1 +2 +390 +-4 +0 +35823 +6282998196 diff --git a/tests/bc/engineering.txt b/tests/bc/engineering.txt new file mode 100644 index 000000000000..cf9c0c1b0117 --- /dev/null +++ b/tests/bc/engineering.txt @@ -0,0 +1,19 @@ +obase=1 +0 +1 +-34 +298 +-8933 +29488 +-148232 +8927559 +.2 +-.02 +.002 +-.0003 +.0000209310 +-.00000289362 +.000000859289 +-.02983672 +.20201296 +-.8907210897000000000000000000 diff --git a/tests/bc/engineering_results.txt b/tests/bc/engineering_results.txt new file mode 100644 index 000000000000..dd26f9bbb138 --- /dev/null +++ b/tests/bc/engineering_results.txt @@ -0,0 +1,18 @@ +0 +1e0 +-34e0 +298e0 +-8.933e3 +29.488e3 +-148.232e3 +8.927559e6 +200e-3 +-20e-3 +2e-3 +-300e-6 +20.9310e-6 +-2.89362e-6 +859.289e-9 +-29.83672e-3 +202.01296e-3 +-890.7210897000000000000000000e-3 diff --git a/tests/bc/errors.txt b/tests/bc/errors.txt new file mode 100644 index 000000000000..738b7a0c9dd8 --- /dev/null +++ b/tests/bc/errors.txt @@ -0,0 +1,258 @@ +4 != 0 &^ 34 == 5 +4 & 5 +4 != 0 |% 34 == 5 +4 | 5 +3 $ 7 +4 @^ 5 +' +1.892389ep +"ontsjahoesu +/* oerchaoegu +\(<267)11111111111111111111111111111 +j(1,) +a(3,3 +() +(((((((((((((((((((())))))))))))))) +3 + +3 - - +233*+ 32 +233*+ 32 869356734856 +293 * += 38297 +293 * += 38297 2839 +293 - %= 38297 +a * += 38297 2839 +a += * 38297 +a += * 38297 2839 +a %= % 38297 +a %= / 38297 2839 +"s" + 3 +3 - "o" +"e" * "j" +"3" / "2" +!"3" +--"4" +"4"++ ++ 4 +* 3 ++ 4 + 3 +* 3 + 2 +c++ + +c + ++ +(e * a)++ +++(e ^ a) +(e + a)-- +--(e - a) +++e++ +++e-- +--e++ +--e-- +++(e) +(e)-- +++++e +e---- +++-e +---e +++x += 4 +x++ += 4 +(i += 1) += 1 +-i+=1 +e a +c! +e! + a +a + e! +(0||!) +(238497*(29348+238) +a[234 +a238] +a[(0] + 1) +(1 + a[0)] +283947 2983745289 +a 4 +a g +define r(e,) {} +p(,e) +p(e,) +! + 1l(2) +l957) +l( +g[si+= j []a[s]>=] +j[s +!>5d +a(1..) +a(1;) +1.. +1..0 +99""""""""""""""""""""""""""""""""99.9999999 + 0.0000000000001 +pll[zx>18446744073709551616 +1<<18446744073709551614 +1>>18446744073709551614 +i /= 0 +4^2903482.29304823 +4 @ 2389.21982 +1 @ -38 +3 @ 81906237540187263501872350127351023651023517239512635109283651203985123581235 +9 << 182397.283906123 +8 << -19 +4 << 1298376540182376510982365108263510823651082365120983561239851623590812365192830 +5 >> 21892073.28901672 +2 >> -29 +7 >> 10289374108237541829374123894571028345718923751908237518927809127350891723908 +"string"$ +-"str2" +a[] + a +a - a[] +a[] * a[] +a[] / a +a % a[] +a[] ^ a[] +c(a[]) +j(a[], a) +j(a, a[]) +j(a[], a[]) +c(; +c(0; +c[0; +++c(0) +--c(1) +++scale(34.4) +print "3", a[], "3" +print a[] +print a[], "e" +print; +print 1,2 print 45 +print "s" "4" +} +if x x +if (x +while (x +for (i = 0 +for (i = 0; i < 10 +for (i = 0; i < 10; ++i +define %(x) { return x; } +define x x) { return x; } +for (i=0; i; ++i) if (i) print "stuff"; else i; if (!i) i + 1; else i; } +for (i=0; i; ++i) } +if (i == 0) break; else i; +while (x != 0) { break 4; } +while (x != 0) { continue 4; } +while (x != 0) 4 else 5 +else 1 +define t(a[) { return a[0]; } +define u() { auto a[; return a[0]; } +define v() { auto a, 4; return a; } +define w() { auto a 4; return a; } +define r() { auto a[], 4; return a[0]; } +define s() { auto a[ 4; return a[0]; } +define void y() { return (1); } +print uint(0) +4 + uint(4) +s(uint(5)) +4 + 4 scale +4 + 4 scale(s) +4 * 4 read() +5 abs(-5) +2 sqrt(4) +5 + 3 length(4) +x$if(x) x else x +bytes(1) + 4 +3 / 0.00000000000000 +4e4.4 +4e-4.2 +a[2^63] = 1 +ibase = 100 +length(l[] + i[]) +length("string") +abs("string") +abs(a[]) +scale("string") +scale(b[]) +sqrt("string") +sqrt(c[]) +sqrt +length +abs +sqrt(1 +length(1 +abs(1 +scale(.2093 +a2(0,0) +read +read( +read() +read() +read() diff --git a/tests/bc/errors/01.txt b/tests/bc/errors/01.txt new file mode 100644 index 000000000000..987f05c7a8c1 --- /dev/null +++ b/tests/bc/errors/01.txt @@ -0,0 +1,368 @@ +a(s691027461l[ ba]) +scal[ ca] +a +a +e +cs +c + +a +s(scal[ ba]) +scal[ ca] +u +a +e +cs +c + +a +s(scal[ ba]) +scal[ ca] +u +a +s +c = l[ ca] +a +a +sa +e +cs +c + +a(s691027461l[ ba]) +scal[ ca] +a +a +e +cs +c + +a +s(scal[ ba]) +scal[ ca] +a +a +s +c = l[ ca] +a +s +c = l[ ca] +a(s691027461l[ ba]) +a +e +cs +c + +a +s(scal[ ba]) +scal[ ca] +u +a +s +c = l[ ca] +a +a +sa +e +cs +c + +a(s691027461l[ ba]) +scal[ ca] +a +a*e +cs +c + +a +s(scal[ ba]) +scal[ ca] +a +a +s +c = l[ ca] +a +a +sa +e +css +c = c[ ca] +a +a +sa +e +cs +a +a +sa +e +cs +c + +a(s691027461l[ ba]) + cs +c = l[ ca] +a +a +sa +e +cs +c + +a(s691027461l[ ba]) +scal[ ca] +a +a +e +cs +c + +a +s(scal[ ba]) +scal[ ca] +a +a +s +c = l[ ca] +a +a +sa +e +css +c = l[ ca] +a +a +sa +e +cs +a +b +sa +e +cs +c + +a(s691027461l[ ba]) +scal[ ca] +a +a +e +cs + +scal[ ca] +a +a +e +cs +c + +a +s(scal[ ba]) +scal[ ca] +u +a +s +c = l[ ca] +a +a +sa +e +cs +c + +a(s691027461l[ ba]) +scal[ ca] +a +a +e +cs +c + +a +s(scal[ ba]) +scal[ ca] +a +a +s +c = l[ ca] +a +a +sa +e +css +c = l[ ca] +a +a +sa +e +cs +a +a +sa +e +cs +c + +a(s691027461l[ ba]) +scs +c = l[ ca] +a +a +sa +e +cs +c + +a(s691027461l[ ba]) +scal[ ca] +a +a +e +cs +c + +a +s(scal[ ba]) +s(1) +sd= 20 +a(0) +a=i-=se-=ase-=se-=ase-=i-=s-=se-=xse!=e-=as=ase-=se-=as-=ase-=se-=as-=se-=a(1) +scalaaaaaaaaaaaaa^aaaaaaaaaaaaaaa20 +a(0) +a=i-=se-=ase-=se-=ase-=i-=s-=se-=xse!=e-=as=ase-=se-=as-=asj-=se-=as-=se-=axse!=e-=ase-=i-=se-=ase-=se-=se-=ase-=se-=as-=e-=as=ase-=se-=as-=as=i-=se-=ase-=se-=se-=ase-=se-=as-=e-=as=ase-=se-=as-=ase-=se-=as-=se-=a(1) +scscales=ase-=se-=as-=ase-=se-=as-=se-=a(1) +scscale ==se-=a(1) +sd= 20 +a(0) +a=i-=se-=ase-=se-=ase-=i-=s-=se-=xse!=e-=as=ase-=se-=as-=ase-=se-=as-=se-=a(1) +scale ==se-=a(1) +scale = 20 +a(0) +a==se-=as+=ase-=se8=as-=se-=a(1) +s ==se-=a(1) +scale = 20 +a(0) +a=i-=se-=ase-=se-=ase-=i-=se-=xse!=e-=ase-=i-=se-=ase-=se-=se-=ase-=se-=as-=e-=as=ase-=se-=as-=ase-=se-=as-=se-=a(1) +scscale ==se-=a(1) +scale = 20 +a(0) +a=i-=se-=ase-=se-=ase-=i-=s-=se-=xse!=e-=se-=a(1) +scale = 20 +a(0) +a=i-=se-=ase-=se-=ase-=i-=s-=se-=xse!=e-=as=as-=ase-=se-=se4=ase-=se-=as-=e-=as=ae-=a(1) +sc= 20 +a(0) +a=i-=se-=ase-=se-=ase-=i-=se-=xse!=e-=ase-=i-=se-=ase-=se-=se-=ase-=se-=as-=e-=as=ase-=se-=as-=ase-=se-=as-=se-=a(1) +scscale ==se-=a(1) +sd= 20 +a(0) +a=i-=se-=ase-=se-=ase-=i-=s-=se-=xse!=e-=as=ase = 20 +a(0) +a=i-=se-=ase-=se-=ase-=s-=e-=as=ase-=se-=as-=ase-=se-=as-=se-=a(1) +scscale ==se-=a(1) +scale = 20 +a(0) +a=i-=se-=ase-=se-=ase-=i-=s-=se-=xse!=e-=a_=as-=ase-=se-=se4=ase-=se-=as-=e-=as=ase-=se-=as-=ase-=se-=as-=se-=a(1) +scscale ==se-=a(1) +scale = 20 +a(0) +a=i-=se-=ase-=se-=ase-=i-=s-=se-=xse!=e-=as=ase-=se-=as-=ase-=se-=as-=se-=a(1) +scale ==se-=a(1) +scale = 20 +a(0) +a=i-=se-=ase-=se-=ase-=i-=se-=xse!=e-=ase-=i-=se-=ase-=se-=se-=ase-=se-=as*=e-=as=aaaaaaaaaaaaaaaaaaaaaaa^aaaaaaaaaaaaaaa20 +a(0) +a=i-=se-=ase-=se-=ase-=i-=s-=se-=xse!=e-=as=ase-=se-=as-=ase-=se-=as-=se-=axse!=e-=ase-=i-=se-=ase-=se-=se-=ase-=se-=as-=e-=as=ase-=se-=as-=as=i-=se-=ase-=se-=se-=ase-=se-=as-=e-=as=ase-=se-=as-=ase-=se-=as-=se-=a(1) +scscale ==sse-=ase-=s-=e-=as=ase-=se-=as-=ase-=se-=as-=se-=a(1) +scscale ==se-=a(1) +scale = 20 +a(0) +a=i-=se-=ase-=se-=ase-=i-=s-=se-=xse!=e-=as=as-=ase-=se-=se4=ase-=se-=as-=e-=as=ase0=se-=as-=ase-=se-=as-=se-=a(1) +scscale ==se-=a(1) +scale = 20 +a(0) +a=i-=se-=ase-=se-=ase-=i-=s-=se-=xse!=e-=as=ase-=se-=as-=ase-=se-=as-=se-=a(1) +scale ==se-=a(1) +scale = 20 +a(0) +a=i-=se-=ase-=se-=ase-=i-=se-=xse!=e-=ase-=i-=se-=ase-=se-=se-=ase-=se-=as-=e-=as=aaaaaaaaaaaaaaaaaaaaaaa^aaaaaaaaaaaaaaa20 +a(0) +a=i-=se-=ase-=se-=ase-=i-=s-=se-=xse!=e-=as=ase-=se-=as-=ase-=se-=as-=se-=axse!=e-=ase-=i-=se-=ase-=se-=se-=ase-=se-=as-=e-=as=ase-=se-=as-=as=i-=se-=ase-=se-=se-=ase-=se-=as-=e-=as=ase-=se-=as-=ase-=se-=as-=se-=a(1) +scscale ==se-=a(1) +scale = 20 +a(0) +a=i-=se-=ase-=se-=ase-=i-=s-=se-=xse!=e-=as=ase-=se-=as-=ase-=se-=as-=se-=a(1) +scale ==se-=a(1) +scale = 20 +a(0) +a=i-=se-=ase-=as-=ase-=se-=as-=as0 +a(0) +a=i-=se-=ase-=se-=ase-=i-=s-=se-=xse!=e-=as=ase-=se-=as-=ase-=se-=as-=se-=a(1) +scale ==se-=a(1) +scale = 20 +a(0) +a=i-=se-=ase-=se-=ase-=i-=se-=xse!=e-=ase-=i-=se-=ase-=se-=se-=ase-=aaa^aaaaaaaaaaaaaaa20 +a(0) +a=i-=se-=ase-=se-=ase-=i-=s-=se-=xse!=e-=as=ase-=se-=as-=ase-=se-=as-=se-=axse!=e-=ase-=i-=se-=ase-=se-=se-=ase-=se-=as-=e-=as=ase-=se-=as-=as=i-=se-=ase-=se-=se-=ase-=se-=as-=e-=as=ase-=se-=as-=ase-=se-=as-=se-=a(1) +scscales=ase-=se-=as-=ase-=se-=as-=se-=a(1) +scscale ==se-=a(1) +sd= 20 +a(0) +a=i-=se-=ase-=se-=ase-=i-=s-=se-=xse!=e-=as=ase-=se-=as-=ase-=se-=as-=se-=a(1) +de ==se-=a(1) +scale = 20 +a(0) +a==se-=as-=ase-=se8=as-=se-=a(1) +s ==se-=a(1) +scale = 20 +a(0) +a=i-=se-=ase-=se-=ase-=i-=se-=xse!=e-=ase-=i-=se-=ase-=se-=se-=ase-=se-=as-=e-=as=ase-=se-=as-=ase-=se-=as-=se-=a(1) +scscale ==se-=a(1) +scale = 20 +a(0) +a=i-=se-=ase-=se-=ase-=i-=s-=se-=xse!=e-=se-=a(1) +scale = 20 +a(0) +a=i-=se-=ase-=se-=ase-=i-=s-=se-=xse!=e-=as=as-=ase-=se-=se4=ase-=se-=as-=e-=as=ae-=a(1) +sc= 20 +a(0) +a=i-=se-=ase-=se-=ase-=i-=se-=xse!=e-=ase-=i-=se-=ase-=se-=se-=ase-=se-=as-=e-=as=ase-=se-=as-=ase-=se-=as-=se-=a(1) +scscale ==se-=a(1) +sd= 20 +a(0) +a=i-=se-=ase-=se-=ase-=i-=s-=se-=xse!=e-=as=ase = 20 +a(0) +a1i-=se-=ase-=se-=ase-=s-=e-=as=ase-=se-=as-=ase-=se-=as-=se-=a(1) +scscale ==se-=a(1) +scale = 20 +a(0) +a=i-=se-=ase-=se-=ase-=i-=s-=se-=xse!=c-=a_=as-se-=se-=se4=ase-=se-=as-=e-=as=ase-=se-=as-=ase-=se-=as-=se-=a(1) +scscale ==se-=a(1) +scale = 20 +a(0) +a=i-=se-=ase-=se-=ase-=i-=s-=se-=xse!=e-=as=ase-=se-=as-=ase-=se-=as-=se-=a(1) +scale ==se-=a(1) +scale = 20 +a(0) +a=i-=se-=ase-=se-=asse-=as-=e-=as=aaaaaaaaaaaaaaaaaaaaaaa^aaaaaaaaaaaaaaa20 +a(0) +a=i-=se-=ase-=se-=ase-=i-=s-=se-=xse!=e-=as=ase-=se-=as-=ase-=se-=as-=se-=axse!=e-=ase-=i-=se-=ase-=se-=se-=ase-=se-=as-=e-=as=ase-=se-=as-=as=i-=se-=ase-=-=se-=ascccc-=se-=as-=e-=as=ase-=se-=as-=ase-=se-=as-=se-=a(1) +scscale ==se-=a(1) +scale = 20 +a(0) +a=i-=se-=ase-=se-=ase-=i-=s-=se-=xse!=e-=as=ase-=se-=as-=ase-=se-=as-=se-=a(1) +scale ==se-=a(1) +scale = 20 +a(0) +a=i-=se-=ase-=as-=ase-=se-=as-=se-=a(1) +scscale ==se-=a(1) +scale = 20 +a(0) +a=i-=se-=ase-=se-=ase-=s-=e-=as=ase-=se-=as-=ase-=se-=as-=se-=a(1) +scscale ==se-=a(1) +scale = 20 +a(0) +a=i-=se-=ase-=se-=ase-=i-=s-=se-=xse!=e-=as=as-=ase-=se-=se4=ase-=se-=as-=e-=as=ase-=se-=as-=ase-=se-=as-=se-=a(1) +scscale ==se-=a(1) +sBale = 20 +a diff --git a/tests/bc/errors/02.txt b/tests/bc/errors/02.txt new file mode 100644 index 000000000000..a42dca886b75 --- /dev/null +++ b/tests/bc/errors/02.txt @@ -0,0 +1,16 @@ +obase^= 20-f-b-4^-f-4-4^-f-4^-d +-f-4>-f-4^-0;759634576394-f-4^-f-4-4^-f-4^-4 +-f-4^-f>4^-4-f-f-4^-f-4-4^-f-4^-d +-f-4>-f-4^-0;7-f-4^-f-4-4^-f-4^-4 +-f-4^-f>4^-4-f-b-4^-f-4-4^-f-4^-d +-f-4>-f-4^-0;7454-f-4^-f-4-4^-f-4^-4 +-f-4^-f>4^-4-f-f-4^-f-4-4^-f-4^-d +-f-4>-f-4^-0;75576394.3946587934658364894^-4-f-f-4^-f-4-4-4^-f-4-4^-f-4^-4 +-f*.^-f>4^-4-f-b-4^-f-4-4^-f-4^-d +-f-4>-f-4^-0;759634576394-f-4^-f-4-4^-f-4^-4 +-f-4^-f>4^-4-f-f-4^-f-4-4^-f-4^-d +-f-4>-f-4^-0;7-f-4^-f-4-4^-f-4^-4 +-f-4^-f>4^-4-f-b-4^-f-4-4^-f-4^-d +-f-4>-f-4^-0;74576394-f-4^-f-4-4^-f-4^-4 +-f-4^-f>4^-4-f-f4^-f-4-4^-f-4^-d +-f-4>-f-B^-0;75576394.3946587934658364894^-4-f-f-4^-f-4-4^-W-4^-d diff --git a/tests/bc/errors/03.txt b/tests/bc/errors/03.txt new file mode 100644 index 000000000000..25fee2fa07fe --- /dev/null +++ b/tests/bc/errors/03.txt @@ -0,0 +1,2 @@ +for (i = 0; ; ) +for (i = 0; ;(ssqrt()-p(srt()-s(ssqrt()-p(sstss(ssqrt()-p(ssssq(ssqrt()-p(ssqrt()-sst()-p(qrt()-p(s()-p(sq(ssqrt()-p(ssqrt()-sst()-p(qrt()-p(s(ssqrt()-p(t()-p(sstp(ssqrt()-sst()-p(qrt()-p(s()-p(srt()-s(ssqrt()-v(qrt(ssqrt()-p(ssqrt()-s(ssqrt()-p(ssssq(ssqrt()-p(ssq(ssqrt()-p(t()-sst()-prt()-s(ssqrt()-p(q(ssqrt()-p(ssqrt()-sst()-ssqrt()-t(ss(s()-p(srt()-s(ssqrt()-p(s(ssqrtt()-p(ssqrt()-sst()-p(qrt()-p(s()-p(srt()-s(ssqrt()-p(sstss(ssqrt()-p(qr (itt()-p(q(s(ssqrt()-t(ss(ssqrt()-p(srt()-s(ssqrt()-p(sstss(ssqrt()-p(sstsq(ssqrt()-p(ssqrt()-sst()-p(qrt()-p(s()-p(srt()-s(ssqrt()-p(sstss(ssqrt()-p(sstsq(ssqrt()-p(ssqrt()-sst()-p(qrt()-p(s(ssqrt()-p(t()-p(sstp(ssqrt()-sst()-p(qrt()-p(s()-p(srt()-s(ssqrt()-p(sstss(ssqrt()-p(qr (itt()-p(q(s(ssqrt()-t(ss(ssqrt()-p(srt()-s(ssqrt()-p(sstss(ssqrt()-p(sstsq(ssqrt()-p(ssqrt()-sst()-p(qrt()-p(s()-p(srt()-s(ssqrt()-p(sstss(osqrt()-p(sstsq(ssqrt()-p(ssqrt()-sst()-p(qrt()-p(s(ssqrt()-p(ssqrt()-sstfor 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(itt()-p(q(s(ssqrt()-t(ss(ssqrt()-p(srt()-s(ssqrt()-p(sstss(sssq(ssqrt()-p(ssqrt()-sst()-prt()-s(ssqrt()-p(q(ssqrt()-ssqrt(qrt()-p(s()-p(srt(s(ssqrt()-p(q(ssqrt()-p(ssqrt()-sst()-p(qrt()-p(s(ssqrt()-p(ssqrt()-sst()-p(ssqrt()-ssq(ssqrt()-p(ssqrt()-sst()-p(qrt()-p(s-p(ssqrt()-sst()-p(qrt()-p(s(st()-p(srt()-s(ssqrt()-p(sstss(ssqrt()-p(ssssq(ssqrt()-p(ssqrt()-sst()-p(qrt()-p(s()-p(srt()-s(ssqrt()-p(sstss(ssqrt()-p(ssssq(ssqrt()-p(ssqrt()-sst()-p(qrtrrrrr()-p(s(ssqrt()-p(ssqrt()-sst()-p(ssqrt(qrt(ssqrt()-p(ssqrt()-s(ssqrt()-p(ssssq(ssqrt()-p(ssq(ssqrt()-p(ssqrt()-sst()-prt()-s(ssqrt()-p(q(ssqrt()-p(ssqrt()-sst()-ssqrt()-t(ss(s()-p(srt()-s(ssqrt()-p(s(ssqrtt()-p()))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))()%t(ss(s()-p(srt()))))))))))))))))))))))t()Cp(q(s(ssqrt()-t(ss(ssqrt()-p(srt()-s(ssqrt()-p(srt()-p(ssqrt()-sst=)-p(qrt()-p(s(t()-p(qrt()-p(s(ssqrt()-p(ssqrt()-sst()-p(ssqrt(qrt(ssqrt()-p(ssqrt()-s(ssqrt()-p(ssts*=!dd_ed0;#239 diff --git a/tests/bc/errors/04.txt b/tests/bc/errors/04.txt new file mode 100644 index 000000000000..bb81925f15a4 --- /dev/null +++ b/tests/bc/errors/04.txt @@ -0,0 +1 @@ +"String diff --git a/tests/bc/errors/05.txt b/tests/bc/errors/05.txt new file mode 100644 index 000000000000..dd4f3dfce14c --- /dev/null +++ b/tests/bc/errors/05.txt @@ -0,0 +1 @@ +/* Comment diff --git a/tests/bc/errors/06.txt b/tests/bc/errors/06.txt new file mode 100644 index 000000000000..29fe6be37021 --- /dev/null +++ b/tests/bc/errors/06.txt @@ -0,0 +1 @@ +while (i == 0) { diff --git a/tests/bc/errors/07.txt b/tests/bc/errors/07.txt new file mode 100644 index 000000000000..7cc293a73d8b --- /dev/null +++ b/tests/bc/errors/07.txt @@ -0,0 +1,36 @@ +for (q = F; i <=020; ++i) # i +{print "n" +if(6)if(6){3 + } +{pryn} +"" } +{pryn} +{print "" "" } +{pryn} +{print "" "" } +{pryn} +{print "" "" } +{pryn} + "" } +{pryn} +{print "" "" } +{pryn} +{print "" "" } +{tryn} +{print "" "" } +{print "" "" } +{pryn} +{print "" "" } +{pryn} +{print "" "" } +{pryn} + "" } +{prynn} +{print "" "" } +{print "" "" } +{pryn} +{print "" "" } +{pryn} +{print "" "" } +{pryn} + "" } diff --git a/tests/bc/errors/08.txt b/tests/bc/errors/08.txt new file mode 100644 index 000000000000..6b36864add91 --- /dev/null +++ b/tests/bc/errors/08.txt @@ -0,0 +1,3 @@ +define i(x) { +c673 +if(267)} diff --git a/tests/bc/errors/09.txt b/tests/bc/errors/09.txt new file mode 100644 index 000000000000..9558d1b4a2bc --- /dev/null +++ b/tests/bc/errors/09.txt @@ -0,0 +1,18 @@ +de +-1\ +#^ - 74 aA; ++i) +{print "n" +if(1)if(1)#3 +} +if(0)if(1){3 +} +else 4\ +#^ - 74 aA; ++i)f(1)if(1){3 +} +if(0)if(1){3 +} +else 4 +if(0){if(1){3 +}} +elqe else} +if( diff --git a/tests/bc/errors/10.txt b/tests/bc/errors/10.txt new file mode 100644 index 000000000000..44530b49f9cc --- /dev/null +++ b/tests/bc/errors/10.txt @@ -0,0 +1,13 @@ +defi$++ +--x +x += 9 +x +length(2381) +strt(9(çsbale(238.1) +x=2 +x[0]=3 +(x) +(x[p])*)scale) +(ibase) +(o +--x \ No newline at end of file diff --git a/tests/bc/errors/11.txt b/tests/bc/errors/11.txt new file mode 100644 index 000000000000..94be82ee3d05 --- /dev/null +++ b/tests/bc/errors/11.txt @@ -0,0 +1,408 @@ +#! /usr/bin/bc -q + +define printarray(a[], len) { + + auto i + + for (i = 0; i < len; ++i) { + a[i] + } +} + +define a2(a[], len) { + + auto i + + for (i = 0; i < len; ++i) { + a[i] = a[i] * a[i] + } + + printarray(len, len) +} + +define a4(a__[], len) { + + auto i + + for (i = 0; i < len; ++i) { + a__[i] = a__[i] * a__[i] + } + + printarray(a__[], len) +} + +define a6(*a__[], len) { + + auto i + + for (i = 0; i < len; ++i) { + a__[i] = a__[i] * a__[i] + } + + printarray(a__[], len) +} + +define a1(*a[], len) { + + auto i + + for (i = 0; i < len; ++i) { + a[i] = i + } + + a2(a[], len) + + printarray(a[], len) +} + +define a3(*a__[], len) { + + auto i + + for (i = 0; i < len; ++i) { + a__[i] = i + } + + a4(a__[], len) + + printarray(a__[], len) +} + +define a5(*a__[], len) { + + auto i + + for (i = 0; i < len; ++i) { + a__[i] = i + } + + a2(a__[], len) + + printarray(a__[], len) +} + +define a7(*a__[], len) { + + auto i + + for (i = 0; i < len; ++i) { + a__[i] = i + } + + a6(a__[], len) + + printarray(a__[], len) +} + +len = 16 + +a1(a[], len) +printarray(a[], len) +a3(a[], len) +printarray(a[], len) +a5(a[], len) +printarray(a[], len) +a7(a[], len) +printarray(a[], len) + +a1(b[], len) +printarray(b[], len) +a3(b[], len) +printarray(b[], len) +a5(b[], len) +printarray(b[], len) +a7(b[], len) +printarray(b[], len) + +a1[0] = 0 +a2[0] = 0 +a3[0] = 0 +a4[0] = 0 +a5[0] = 0 +a6[0] = 0 +a7[0] = 0 +a8[0] = 0 +a9[0] = 0 +a10[0] = 0 +a11[0] = 0 +a12[0] = 0 +a13[0] = 0 +a14[0] = 0 +a15[0] = 0 +a16[0] = 0 +a17[0] = 0 +a18[0] = 0 +a19[0] = 0 +a20[0] = 0 +a21[0] = 0 +a22[0] = 0 +a23[0] = 0 +a24[0] = 0 +a25[0] = 0 +a26[0] = 0 +a27[0] = 0 +a28[0] = 0 +a29[0] = 0 +a30[0] = 0 +a31[0] = 0 +a32[0] = 0 +a33[0] = 0 +a34[0] = 0 +a35[0] = 0 +a36[0] = 0 +a37[0] = 0 +a38[0] = 0 +a39[0] = 0 +a40[0] = 0 +a41[0] = 0 +a42[0] = 0 +a43[0] = 0 +a44[0] = 0 +a45[0] = 0 +a46[0] = 0 +a47[0] = 0 +a48[0] = 0 +a49[0] = 0 +a50[0] = 0 +a51[0] = 0 +a52[0] = 0 +a53[0] = 0 +a54[0] = 0 +a55[0] = 0 +a56[0] = 0 +a57[0] = 0 +a58[0] = 0 +a59[0] = 0 +a60[0] = 0 +a61[0] = 0 +a62[0] = 0 +a63[0] = 0 +a64[0] = 0 +a65[0] = 0 +a66[0] = 0 +a67[0] = 0 +a68[0] = 0 +a69[0] = 0 +a70[0] = 0 +a71[0] = 0 +a72[0] = 0 +a73[0] = 0 +a74[0] = 0 +a75[0] = 0 +a76[0] = 0 +a77[0] = 0 +a78[0] = 0 +a79[0] = 0 +a80[0] = 0 +a81[0] = 0 +a82[0] = 0 +a83[0] = 0 +a84[0] = 0 +a85[0] = 0 +a86[0] = 0 +a87[0] = 0 +a88[0] = 0 +a89[0] = 0 +a90[0] = 0 +a91[0] = 0 +a92[0] = 0 +a93[0] = 0 +a94[0] = 0 +a95[0] = 0 +a96[0] = 0 +a97[0] = 0 +a98[0] = 0 +a99[0] = 0 +a100[0] = 0 +a101[0] = 0 +a102[0] = 0 +a103[0] = 0 +a104[0] = 0 +a105[0] = 0 +a106[0] = 0 +a107[0] = 0 +a108[0] = 0 +a109[0] = 0 +a110[0] = 0 +a111[0] = 0 +a112[0] = 0 +a113[0] = 0 +a114[0] = 0 +a115[0] = 0 +a116[0] = 0 +a117[0] = 0 +a118[0] = 0 +a119[0] = 0 +a120[0] = 0 +a121[0] = 0 +a122[0] = 0 +a123[0] = 0 +a124[0] = 0 +a125[0] = 0 +a126[0] = 0 +a127[0] = 0 +a128[0] = 0 +a129[0] = 0 +a130[0] = 0 +a131[0] = 0 +a132[0] = 0 +a133[0] = 0 +a134[0] = 0 +a135[0] = 0 +a136[0] = 0 +a137[0] = 0 +a138[0] = 0 +a139[0] = 0 +a140[0] = 0 +a141[0] = 0 +a142[0] = 0 +a143[0] = 0 +a144[0] = 0 +a145[0] = 0 +a146[0] = 0 +a147[0] = 0 +a148[0] = 0 +a149[0] = 0 +a150[0] = 0 +a151[0] = 0 +a152[0] = 0 +a153[0] = 0 +a154[0] = 0 +a155[0] = 0 +a156[0] = 0 +a157[0] = 0 +a158[0] = 0 +a159[0] = 0 +a160[0] = 0 +a161[0] = 0 +a162[0] = 0 +a163[0] = 0 +a164[0] = 0 +a165[0] = 0 +a166[0] = 0 +a167[0] = 0 +a168[0] = 0 +a169[0] = 0 +a170[0] = 0 +a171[0] = 0 +a172[0] = 0 +a173[0] = 0 +a174[0] = 0 +a175[0] = 0 +a176[0] = 0 +a177[0] = 0 +a178[0] = 0 +a179[0] = 0 +a180[0] = 0 +a181[0] = 0 +a182[0] = 0 +a183[0] = 0 +a184[0] = 0 +a185[0] = 0 +a186[0] = 0 +a187[0] = 0 +a188[0] = 0 +a189[0] = 0 +a190[0] = 0 +a191[0] = 0 +a192[0] = 0 +a193[0] = 0 +a194[0] = 0 +a195[0] = 0 +a196[0] = 0 +a197[0] = 0 +a198[0] = 0 +a199[0] = 0 +a200[0] = 0 +a201[0] = 0 +a202[0] = 0 +a203[0] = 0 +a204[0] = 0 +a205[0] = 0 +a206[0] = 0 +a207[0] = 0 +a208[0] = 0 +a209[0] = 0 +a210[0] = 0 +a211[0] = 0 +a212[0] = 0 +a213[0] = 0 +a214[0] = 0 +a215[0] = 0 +a216[0] = 0 +a217[0] = 0 +a218[0] = 0 +a219[0] = 0 +a220[0] = 0 +a221[0] = 0 +a222[0] = 0 +a223[0] = 0 +a224[0] = 0 +a225[0] = 0 +a226[0] = 0 +a227[0] = 0 +a228[0] = 0 +a229[0] = 0 +a230[0] = 0 +a231[0] = 0 +a232[0] = 0 +a233[0] = 0 +a234[0] = 0 +a235[0] = 0 +a236[0] = 0 +a237[0] = 0 +a238[0] = 0 +a239[0] = 0 +a240[0] = 0 +a241[0] = 0 +a242[0] = 0 +a243[0] = 0 +a244[0] = 0 +a245[0] = 0 +a246[0] = 0 +a247[0] = 0 +a248[0] = 0 +a249[0] = 0 +a250[0] = 0 +a251[0] = 0 +a252[0] = 0 +a253[0] = 0 +a254[0] = 0 +a255[0] = 0 +a256[0] = 0 + +a1(a253[], len) +printarray(a253[], len) +a3(a253[], len) +printarray(a253[], len) +a5(a253[], len) +printarray(a253[], len) +a7(a253[], len) +printarray(a253[], len) + +a1(a254[], len) +printarray(a254[], len) +a3(a254[], len) +printarray(a254[], len) +a5(a254[], len) +printarray(a254[], len) +a7(a254[], len) +printarray(a254[], len) + +a1(a255[], len) +printarray(a255[], len) +a3(a255[], len) +printarray(a255[], len) +a5(a255[], len) +printarray(a255[], len) +a7(a255[], len) +printarray(a255[], len) + +a1(a256[], len) +printarray(a256[], len) +a3(a256[], len) +printarray(a256[], len) +a5(a256[], len) +printarray(a256[], len) +a7(a256[], len) +printarray(a256[], len) diff --git a/tests/bc/errors/12.txt b/tests/bc/errors/12.txt new file mode 100644 index 000000000000..b08b4cb70fa2 --- /dev/null +++ b/tests/bc/errors/12.txt @@ -0,0 +1,3 @@ +for (v ;!j -90-90; ++i) +x1da= ibase ++;1 +'.2 diff --git a/tests/bc/errors/13.txt b/tests/bc/errors/13.txt new file mode 100644 index 000000000000..5e22841d6916 --- /dev/null +++ b/tests/bc/errors/13.txt @@ -0,0 +1,57 @@ +#! /usr/bin/bc -q + +define z(a[]) { + for (i = 0; i < l; ++i) { + a[i] + } +} + +define x(a[]) { + + # Test for separate vars and arrays. + auto a + + for (a = 0; a < l; ++a) { + a[a] = -a + } + + z(a[]) +} + +define g(x[], y[]) { + return x[0] - y[0] +} + +define h(uto, x[]) { + return g(x[], y[]) +} + +define m(*x[], *y[]) { + return x[0] / y[0] +} + +define n(*y[], *x[]) { + return m(x[], y[]) +} + +for (i = 0; i < 101; ++i) { + a[i] = i +} + +a[104] = 204 + +l = length(a[]) + +for (i = 0; i <= l; ++i) { + a[i] +} + +z(a[]) +x(a[]) +z(a[]) +l + +x[0] = 5 +y[0] = 4 + +h(x[], y[]) diff --git a/tests/bc/errors/14.txt b/tests/bc/errors/14.txt new file mode 100644 index 000000000000..b014e310dd41 --- /dev/null +++ b/tests/bc/errors/14.txt @@ -0,0 +1 @@ +a(int32(O143483647)) diff --git a/tests/bc/errors/15.txt b/tests/bc/errors/15.txt new file mode 100644 index 000000000000..cf1f81dfb005 --- /dev/null +++ b/tests/bc/errors/15.txt @@ -0,0 +1,3 @@ +for (i = 0; int32(29834); ++i) { + i +} diff --git a/tests/bc/errors/16.txt b/tests/bc/errors/16.txt new file mode 100644 index 000000000000..00a258400871 --- /dev/null +++ b/tests/bc/errors/16.txt @@ -0,0 +1 @@ +"\ \ No newline at end of file diff --git a/tests/bc/errors/17.txt b/tests/bc/errors/17.txt new file mode 100644 index 000000000000..3f861a018772 --- /dev/null +++ b/tests/bc/errors/17.txt @@ -0,0 +1,313 @@ +print "Gathering array...\n" + +s = seed + +sum = 0 + +for (i = 0; i < 100; ++i) { + a[i] = rand() + sum += a[i] + b[i] = irand(sum) +} + +print "Testing implementation...\n" + +if (maxrand() >= 2^64 - 1) { + + seed = 54.86785590782347282592869373784717814475564948862907968939159536927733440\ + 901359008180088183692646452982444316148757934570312500000 + + ibase = G + obase = G + + for (i = 0; i < 64; ++i) { + rand() + } + + 7B47F409 + BA1D3330 + 83D2F293 + BFA4784B + CBED606E + BFC6A3AD + 812FFF6D + E61F305A + F9384B90 + 32DB86FE + 1DC035F9 + ED786826 + 3822441D + 2BA113D7 + 1C5B818B + A233956A + 84DA65E3 + CED67292 + B2C0FE06 + 91817130 + + 55FE8917 + 47E92091 + 486AF299 + B1E882BB + C261E845 + 1A9B90F6 + 7964E884 + 5F36D7A4 + 1EE2052D + 8519F5D5 + 293D4E4F + 6D8F99FC + C3421509 + A06CD7C6 + E43064D3 + E20F9BF0 + 401B50B7 + 8EF1FF3E + E357E2B2 + A4AEEE37 + + 2AD4426A + 9D11BE94 + 7290C556 + 6E6F3787 + 050C2EE3 + 4FD73703 + C6FF478B + 4B1CA1E1 + 1654EA91 + CD08B2F2 + F7FF3DA8 + 78B1B8DA + A100602C + 9588585F + DA028873 + 66B4F376 + 0E6B4B9A + 48167094 + 0D58CDA0 + 8F7238BE + + F79983F3 + 07E5D324 + AD78DF52 + 1532BA74 + 1E4899E2 + 6C75DF64 + 171DDC36 + F2D8D74A + 24E6D907 + 4780FD32 + 9ADF408C + A25544CF + EFC6A738 + 1AA23A54 + C5A13EBB + F739EDC9 + C3A015FA + 3D5E1511 + AFC4D7FB + 3F413B5E + + 4660CB73 + 88FC773F + D6BED59C + 63B3B54A + D67D3DDE + 23394F8B + 13384B44 + DD8B3ABC + FF59A21E + 3BB16D7E + 6E01CB68 + EC34790E + B26C42AD + D723C830 + DFD10FCA + 7E362AA1 + 826FF323 + CB8F63B5 + 9B3227E5 + 9A61E339 +} +else { + + ibase = G + obase = G + + 86B1DA1D72062B68 + 1304AA46C9853D39 + A3670E9E0DD50358 + F9090E529A7DAE00 + C85B9FD837996F2C + 606121F8E3919196 + 7CE1C7FF478354BA + CBC4AC70E541310E + 74BE71999EC37F2C + B81F9C99A934F1A7 + 120E9901A900C97F + 0F983BAD4B19F493 + 5934619363660D96 + D5A7FE2717A2014E + 6E437241C9E6676E + 6A75C9DD6329CD29 + 2D9E477683673437 + 51FB0CF3D4405437 + 217BB90392D08B20 + 47C528A018B07A82 + + 1B4E474C418C835E + BDB2BDA74A119ED6 + C6DB79D0B9E43493 + C3CF4834E94A41D1 + AB8312FC7877C7DC + 094B108133E8B5EC + 37CA97AC830113BD + EF02D7347F9192BF + 959517DD9896C53A + 7A80EB7629EFE9F9 + AE53C23F2B1CF57C + CA605CD189F6D5CD + 921C2704886A9622 + B68C9FBF826AF7AA + 73F8C733124772C3 + 6B57F7E459EFBCDF + 9DE7696DDB6B8E18 + 02CA67560DC26877 + A24E353080777DEC + 4D600156763FD65C + + 5CDF9C7E26DD2C38 + 6A32443BBBB16774 + 3D8415FFECFB8B7F + 3090ED9C47@6 + 6DBF241361C3E652 + 2CA9EF5A2AD971FC + 44FBE937A1CF0FFC + DB17CF0577CB7853 + AA3747D98D31B24C + 5D9A104C5D7F43F7 + BAE65E3E293B2C7B + 16A396F0DB4EF984 + 6DD2BACDC4445A05 + 7B7A13D1858E5CA8 + F73722BCAA52447C + 31A2C7BBE77CBA00 + 7FC8AF9003BA1ACE + 5703F11DD3F235EF + FA1952267EF836C7 + BBFA558C9E2D51E2 + + 3A29661D8145AF36 + 608DEA6358DABD7C + 9E34E9E53431B447 + 325A05E35EA524EB + 63A87CCF0C80ABB1 + 8EA183287A46F292 + E2AA5F119CBF2A08 + 2F3BEB0DE8B730C8 + 4B8006A928CF8F5B + 57B8BA85069C201C + 3422D962DDF59474 + FD744940BA7366A1 + 23D24B06B5DA4F6F + AA187C608319D1DC + DC60CA6FEA738B8A + C9FC61DF96A769FE + 82E2457708658A20 + 2BECEC9B3E7D93EC + 1340DAEC04588952 + F533446AD5C50B1D + + 31FD1C7F434A62CE + D16DAEDD1F281A39 + 6B5D9648931D7057 + 62FEE3392DBB06D5 + 0358BC87B00DF25A + F3C882D22946175D + 65BA8F11B4516EFE + 2DA5A96E626DA4FE + DCC669F4CD6121F0 + 7A47FAC054319CA2 + 9661CFEE277284C8 + 01E483A14F4EB23A + ADDC115507390607 + 5AB47C343BD3B0BD + 4882FB3A3957B11F + 615B7C9C3626DD44 + F79CF49562969219 + 88C32C194EA78D27 + DA8AFFE1353FF352 + A7A3C331A64CB146 + + ibase = A + + seed = 54.0950779151573258314404657465246373249101452529430389404296875000 + + ibase = G + + for (i = 0; i < 64; ++i) { + rand() + } +} + +print "Testing array...\n" + +ibase = A + +seed = s + +sum = 0 + +for (i = 0; i < 100; ++i) { + a[i] == rand() + sum += a[i] + b[i] == irand(sum) +} + +print "Exercising irand()...\n" + +scale = 256 + +pow = (maxrand() + 1) ^ 4 +s =!2^256 + 2^128 + (irand(pow) / pow) +seed = s +seed < s + +s = -459.125 +seed = s +seed == -s + +irand(0) +irand(1) +seed == -s +irand(maxrand() + 1) <= maxrand() + +for (i = 0; i < 200; ++i) { + irand(20) < 20 +} + +seed = 738 +seed != 738 + +s = 2398@0625 +seed = s +seed != s + +pow = (maxrand() + 1) ^ 4 +s = 2^2560 + 2^128 + (irand(pow) / pow) +seed = s +seed < s + +b = 0 +m = maxrand() + 1 +n = m + 1 + +for (i = 0; !b && i < 100; ++i) { + c = irand(n) + b = (c != 0 && c != m) + if (c >= n) print "irand() result is too large.\n" +} + +b + +sqrt(-1) diff --git a/tests/bc/errors/18.txt b/tests/bc/errors/18.txt new file mode 100644 index 000000000000..18cde714e872 --- /dev/null +++ b/tests/bc/errors/18.txt @@ -0,0 +1,7 @@ +while (1) { + +define x(x) { + return x +} + +} diff --git a/tests/bc/errors/19.txt b/tests/bc/errors/19.txt new file mode 100644 index 000000000000..bc2cf3a91eb5 --- /dev/null +++ b/tests/bc/errors/19.txt @@ -0,0 +1,16 @@ +define i(x) { + +i(11) +ibase +o(12)`ase +} + +define o(x) { +ñnbase=x + return obage +}i(11) +ibase +_(12) +obase +r(15) +sMale diff --git a/tests/bc/errors/20.txt b/tests/bc/errors/20.txt new file mode 100644 index 000000000000..db1908537a0b --- /dev/null +++ b/tests/bc/errors/20.txt @@ -0,0 +1,68 @@ +define w() { auto z; return 1; } +define x() { + "x" + return (1) +} +define y() { + "y" + return (2) +} +define z() { + "z" + return (3) +} + +define v() { return } + +v() + +w() + +if (x() == y()) { 1 } +1 +if (x() <= y()) { 2 } +if (y() >= x()) { 3 } +if (x() != y()) { 4 } +if (x() < y()) { 5 } +if (y() > x()) { 6 } + +if (x() == z()) { 11 } +11 +if (x() <= z()) { 12 } +if (z() >= x()) { 13 } +if (x() != z()) { 14 } +if (x() < z()) { 15 } +if (z() > x()) { 16 } + +x = -10 +while (x <= 0) { + x + if (x == -5) break; + x += 1 +} + +define u() { + auto a[]; + return a[H] +} + +u() + +if (x == -4) x +else x - (i += 1) print "true\ÿÿÿlse print "fal" + +i = ÿÿÿhile (i -= 2) print "i: ", i += 1, "\n" + +a = 5 + +for (i = 5; i-= 1; --a) print "i: ", i, "; a: ", a, "\n" + +define void t(x, y) { + print "x: ", x, "; y: ", y, "\n" +} + +t(i++, i++ +i + +t(++i, ++i) +i diff --git a/tests/bc/errors/21.txt b/tests/bc/errors/21.txt new file mode 100644 index 000000000000..12d08653d9b5 Binary files /dev/null and b/tests/bc/errors/21.txt differ diff --git a/tests/bc/errors/22.txt b/tests/bc/errors/22.txt new file mode 100644 index 000000000000..07ed133da930 --- /dev/null +++ b/tests/bc/errors/22.txt @@ -0,0 +1,5 @@ +#! /\yefine z(a[]) { + for (i = 0; i < M; ++i) leiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii= length(aiiiiiiiiiii= l[]) + +for (i = 0; i <= l\yefine z(a[]) { + \ No newline at end of file diff --git a/tests/bc/exponent.txt b/tests/bc/exponent.txt new file mode 100644 index 000000000000..40bcf3c5a585 --- /dev/null +++ b/tests/bc/exponent.txt @@ -0,0 +1,22 @@ +e(0) +e(0.5) +e(1) +e(1.5) +e(1.74) +e(2) +e(3.2345) +e(5.283957) +e(13.23857) +e(100) +e(283.238957) +e(-0.5) +e(-1) +e(-1.5) +e(-1.74) +e(-2) +e(-3.2345) +e(-5.283957) +e(-13.23857) +e(-100) +e(-283.238957) +e(142.749502399) diff --git a/tests/bc/exponent_results.txt b/tests/bc/exponent_results.txt new file mode 100644 index 000000000000..a1f1fe2b4cfb --- /dev/null +++ b/tests/bc/exponent_results.txt @@ -0,0 +1,25 @@ +1.00000000000000000000 +1.64872127070012814684 +2.71828182845904523536 +4.48168907033806482260 +5.69734342267199101193 +7.38905609893065022723 +25.39367176822616278859 +197.14845034328553587817 +561613.96621445383501864766 +26881171418161354484126255515800135873611118.77374192241519160861 +10212124131159922810249757193864245307850725332411569566443792548720\ +75182918653384240389953781407569563117008113027037939783.70141667971\ +570827872 +.60653065971263342360 +.36787944117144232159 +.22313016014842982893 +.17552040061699687169 +.13533528323661269189 +.03937988996342191888 +.00507231985977442865 +.00000178058250000525 +0 +0 +98928445824097165243611240348236907682258759298273030827411201.25833\ +645622510213538 diff --git a/tests/bc/functions.txt b/tests/bc/functions.txt new file mode 100644 index 000000000000..5e540ed66a11 --- /dev/null +++ b/tests/bc/functions.txt @@ -0,0 +1,13 @@ +define x(x, y) { + return x - y + 5 +} + +define y(y, x) { + return x(y, x) + x(x, y) +} + +y(1, 4) +y(2, 4) +y(3, 4) +y(4, 3) +y(3, 2) diff --git a/tests/bc/functions_results.txt b/tests/bc/functions_results.txt new file mode 100644 index 000000000000..f5c1b1de44a4 --- /dev/null +++ b/tests/bc/functions_results.txt @@ -0,0 +1,5 @@ +10 +10 +10 +10 +10 diff --git a/tests/bc/globals.txt b/tests/bc/globals.txt new file mode 100644 index 000000000000..4b20f5725864 --- /dev/null +++ b/tests/bc/globals.txt @@ -0,0 +1,21 @@ +define i(x) { + ibase=x + return ibase +} + +define o(x) { + obase=x + return obase +} + +define r(x) { + scale=x + return scale +} + +i(11) +ibase +o(12) +obase +r(15) +scale diff --git a/tests/bc/globals_results.txt b/tests/bc/globals_results.txt new file mode 100644 index 000000000000..bf756acbe50d --- /dev/null +++ b/tests/bc/globals_results.txt @@ -0,0 +1,6 @@ +11 +11 +10 +10 +13 +13 diff --git a/tests/bc/length.txt b/tests/bc/length.txt new file mode 100644 index 000000000000..5461f76cbf59 --- /dev/null +++ b/tests/bc/length.txt @@ -0,0 +1,129 @@ +length(0) +length(1) +length(12) +length(123) +length(1234) +length(12345) +length(123456) +length(1234567) +length(12345678) +length(123456789) +length(1234567890) +length(1.0) +length(12.0) +length(123.0) +length(1234.0) +length(12345.0) +length(123456.0) +length(1234567.0) +length(12345678.0) +length(123456789.0) +length(1234567890.0) +length(.1) +length(.12) +length(.123) +length(.1234) +length(.12345) +length(.123456) +length(.1234567) +length(.12345678) +length(.123456789) +length(.1234567890) +length(.01) +length(.012) +length(.0123) +length(.01234) +length(.012345) +length(.0123456) +length(.01234567) +length(.012345678) +length(.0123456789) +length(.01234567890) +length(.001) +length(.0012) +length(.00123) +length(.001234) +length(.0012345) +length(.00123456) +length(.001234567) +length(.0012345678) +length(.00123456789) +length(.001234567890) +length(.0001) +length(.00012) +length(.000123) +length(.0001234) +length(.00012345) +length(.000123456) +length(.0001234567) +length(.00012345678) +length(.000123456789) +length(.0001234567890) +length(.00001) +length(.000012) +length(.0000123) +length(.00001234) +length(.000012345) +length(.0000123456) +length(.00001234567) +length(.000012345678) +length(.0000123456789) +length(.00001234567890) +length(.000001) +length(.0000012) +length(.00000123) +length(.000001234) +length(.0000012345) +length(.00000123456) +length(.000001234567) +length(.0000012345678) +length(.00000123456789) +length(.000001234567890) +length(.0000001) +length(.00000012) +length(.000000123) +length(.0000001234) +length(.00000012345) +length(.000000123456) +length(.0000001234567) +length(.00000012345678) +length(.000000123456789) +length(.0000001234567890) +length(.00000001) +length(.000000012) +length(.0000000123) +length(.00000001234) +length(.000000012345) +length(.0000000123456) +length(.00000001234567) +length(.000000012345678) +length(.0000000123456789) +length(.00000001234567890) +length(.000000001) +length(.0000000012) +length(.00000000123) +length(.000000001234) +length(.0000000012345) +length(.00000000123456) +length(.000000001234567) +length(.0000000012345678) +length(.00000000123456789) +length(.000000001234567890) +length(.0000000001) +length(.00000000012) +length(.000000000123) +length(.0000000001234) +length(.00000000012345) +length(.000000000123456) +length(.0000000001234567) +length(.00000000012345678) +length(.000000000123456789) +length(.0000000001234567890) +length(289.29837) +length(2893.00000) +length(289.0) +length(1802973.0000000238) +length(.000000000000000093182394080000000000) +a[0] = 0 +a[5] = 0 +length(a[]) diff --git a/tests/bc/length_results.txt b/tests/bc/length_results.txt new file mode 100644 index 000000000000..53a58e2be678 --- /dev/null +++ b/tests/bc/length_results.txt @@ -0,0 +1,127 @@ +0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10 +2 +3 +4 +5 +6 +7 +8 +9 +10 +11 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10 +8 +9 +4 +17 +20 +6 diff --git a/tests/bc/letters.txt b/tests/bc/letters.txt new file mode 100644 index 000000000000..88993cd26fc4 --- /dev/null +++ b/tests/bc/letters.txt @@ -0,0 +1,53 @@ +0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +A +B +C +D +E +F +G +H +I +J +K +L +M +N +O +P +Q +R +S +T +U +V +W +X +Y +Z +AA +ZZ +ibase=B +AA +AB +ZZ +ibase=G +AA +AB +B0 +Y0 +Y1 +YY +YZ +ZE +ZF +ZG diff --git a/tests/bc/letters_results.txt b/tests/bc/letters_results.txt new file mode 100644 index 000000000000..4f052f78c52f --- /dev/null +++ b/tests/bc/letters_results.txt @@ -0,0 +1,51 @@ +0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10 +11 +12 +13 +14 +15 +16 +17 +18 +19 +20 +21 +22 +23 +24 +25 +26 +27 +28 +29 +30 +31 +32 +33 +34 +35 +99 +99 +120 +120 +120 +170 +171 +176 +240 +241 +255 +255 +254 +255 +255 diff --git a/tests/bc/lib2.txt b/tests/bc/lib2.txt new file mode 100644 index 000000000000..9fdf50d06141 --- /dev/null +++ b/tests/bc/lib2.txt @@ -0,0 +1,463 @@ +p(2, 8.0000) +p(2, 8.0001) +p(2, -8.0001) +r(0, 0) +r(0, 1) +r(0, 100) +r(1, 0) +r(1, 3) +r(1.4, 0) +r(1.5, 0) +r(34.45, 2) +r(64.1223, 4) +r(283.1983893, 6) +r(283.1983895, 6) +r(283.1983899, 6) +r(99.999999999, 5) +r(-1, 0) +r(-1, 3) +r(-1.4, 0) +r(-1.5, 0) +r(-34.45, 2) +r(-64.1223, 4) +r(-283.1983893, 6) +r(-283.1983895, 6) +r(-283.1983899, 6) +r(-99.999999999, 5) +ceil(0, 0) +ceil(0, 1) +ceil(0, 100) +ceil(1, 0) +ceil(1, 3) +ceil(1.4, 0) +ceil(1.5, 0) +ceil(34.45, 2) +ceil(64.1223, 4) +ceil(283.1983893, 6) +ceil(283.1983895, 6) +ceil(283.1983899, 6) +ceil(99.999999999, 5) +ceil(-1, 0) +ceil(-1, 3) +ceil(-1.4, 0) +ceil(-1.5, 0) +ceil(-34.45, 2) +ceil(-64.1223, 4) +ceil(-283.1983893, 6) +ceil(-283.1983895, 6) +ceil(-283.1983899, 6) +ceil(-99.999999999, 5) +ceil(8770735.0705156250000000000, 0) +l2(0) +l2(1) +l2(2) +l2(7) +l2(7.9999999999999999999999) +l2(8) +l10(0) +l10(1) +l10(2) +l10(5) +l10(9) +l10(9.999999999999999999999) +l10(10) +l10(11) +l10(99) +l10(99.99999999999999999999) +l10(100) +l2(-1) +l2(-2) +l2(-7) +l2(-7.9999999999999999999999) +l2(-8) +l10(-1) +l10(-2) +l10(-5) +l10(-9) +l10(-9.999999999999999999999) +l10(-10) +l10(-11) +l10(-99) +l10(-99.99999999999999999999) +l10(-100) +cbrt(27) +cbrt(-27) +cbrt(4096) +cbrt(-4096) +root(16, 4) +root(3125, 5) +root(-3125, 5) +ubytes(0) +ubytes(1) +ubytes(2) +ubytes(254) +ubytes(255) +ubytes(256) +ubytes(65535) +ubytes(65536) +ubytes(131072) +ubytes(4294967295) +ubytes(4294967296) +ubytes(18446744073709551615) +ubytes(18446744073709551616) +sbytes(0) +sbytes(1) +sbytes(-1) +sbytes(2) +sbytes(127) +sbytes(128) +sbytes(-127) +sbytes(-128) +sbytes(-129) +sbytes(254) +sbytes(255) +sbytes(256) +sbytes(32767) +sbytes(32768) +sbytes(-32767) +sbytes(-32768) +sbytes(65535) +sbytes(65536) +sbytes(131072) +sbytes(2147483647) +sbytes(2147483648) +sbytes(2147483649) +sbytes(-2147483647) +sbytes(-2147483648) +sbytes(-2147483649) +sbytes(4294967295) +sbytes(4294967296) +sbytes(9223372036854775807) +sbytes(9223372036854775808) +sbytes(9223372036854775809) +sbytes(-9223372036854775807) +sbytes(-9223372036854775808) +sbytes(-9223372036854775809) +pi(0) +pi(1) +pi(2) +pi(5) +pi(100) +p=pi(100) +t(0) +t(1) +t(-1) +t(2) +t(-2) +t(3) +t(-3) +t(p) +t(-p) +t(p/2) +t(-p/2) +t(p/3) +t(-p/3) +t(p/4) +t(-p/4) +t(p/5) +t(-p/5) +t(p/6) +t(-p/6) +t(p/7) +t(-p/7) +t(p/8) +t(-p/8) +t(p/9) +t(-p/9) +t(p/10) +t(-p/10) +t(p/15) +t(-p/15) +a2(0, 1) +a2(1, 1) +a2(2, 1) +a2(1, 2) +a2(0, -1) +a2(1, -1) +a2(2, -1) +a2(1, -2) +a2(-1, 1) +a2(-2, 1) +a2(-1, 2) +a2(-1, -1) +a2(-2, -1) +a2(-1, -2) +a2(1, 0) +a2(2, 0) +a2(-1, 0) +a2(-2, 0) +r2d(p) +r2d(2 * p) +r2d(p / 2) +r2d(p / 4) +r2d(p / 3) +r2d(p / 5) +r2d(p / 6) +r2d(p / 10) +r2d(-p) +r2d(2 * -p) +r2d(-p / 2) +r2d(-p / 4) +r2d(-p / 3) +r2d(-p / 5) +r2d(-p / 6) +r2d(-p / 10) +d2r(180) +d2r(360) +d2r(90) +d2r(45) +d2r(120) +d2r(72) +d2r(60) +d2r(36) +d2r(-180) +d2r(-360) +d2r(-90) +d2r(-45) +d2r(-120) +d2r(-72) +d2r(-60) +d2r(-36) +f(0) +f(1) +f(2) +f(3) +f(4) +f(5) +perm(10, 2) +comb(10, 2) +perm(6, 2) +comb(6, 2) +perm(12, 10) +comb(12, 10) +perm(24, 15) +comb(24, 15) +binary(0) +hex(0) +binary(1) +hex(1) +binary(2) +hex(2) +binary(15) +hex(15) +binary(16) +hex(16) +uint(0) +int(0) +uint(1) +int(1) +int(-1) +uint(127) +int(127) +int(-127) +uint(128) +int(128) +int(-128) +uint(129) +int(129) +int(-129) +uint(255) +int(255) +int(-255) +uint(256) +int(256) +int(-256) +uint(32767) +int(32767) +int(-32767) +uint(32768) +int(32768) 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+1.25663706143591729538 +1.04719755119659774615 +.62831853071795864769 +-3.14159265358979323846 +-6.28318530717958647692 +-1.57079632679489661923 +-.78539816339744830961 +-2.09439510239319549230 +-1.25663706143591729538 +-1.04719755119659774615 +-.62831853071795864769 +1 +1 +2 +6 +24 +120 +90 +45 +30 +15 +239500800 +66 +1709789466857472000 +1307504 +0 +0 +1 +1 +10 +2 +1111 +F +10000 +10 +00000000 +00 +00000000 +00 +00000001 +01 +00000001 +01 +11111111 +FF +01111111 +7F +01111111 +7F +10000001 +81 +10000000 +80 +00000000 10000000 +00 80 +10000000 +80 +10000001 +81 +00000000 10000001 +00 81 +11111111 01111111 +FF 7F +11111111 +FF +00000000 11111111 +00 FF +11111111 00000001 +FF 01 +00000001 00000000 +01 00 +00000001 00000000 +01 00 +11111111 00000000 +FF 00 +01111111 11111111 +7F FF +01111111 11111111 +7F FF +10000000 00000001 +80 01 +10000000 00000000 +80 00 +00000000 00000000 10000000 00000000 +00 00 80 00 +10000000 00000000 +80 00 +10000000 00000001 +80 01 +00000000 00000000 10000000 00000001 +00 00 80 01 +11111111 11111111 01111111 11111111 +FF FF 7F FF +11111111 11111111 +FF FF +00000000 00000000 11111111 11111111 +00 00 FF FF +11111111 11111111 00000000 00000001 +FF FF 00 01 +00000000 00000001 00000000 00000000 +00 01 00 00 +00000000 00000001 00000000 00000000 +00 01 00 00 +11111111 11111111 00000000 00000000 +FF FF 00 00 +01111111 11111111 11111111 11111111 +7F FF FF FF +01111111 11111111 11111111 11111111 +7F FF FF FF +10000000 00000000 00000000 00000001 +80 00 00 01 +10000000 00000000 00000000 00000000 +80 00 00 00 +00000000 00000000 00000000 00000000 10000000 00000000 00000000 00000\ +000 +00 00 00 00 80 00 00 00 +10000000 00000000 00000000 00000000 +80 00 00 00 +10000000 00000000 00000000 00000001 +80 00 00 01 +00000000 00000000 00000000 00000000 10000000 00000000 00000000 00000\ +001 +00 00 00 00 80 00 00 01 +11111111 11111111 11111111 11111111 01111111 11111111 11111111 11111\ +111 +FF FF FF FF 7F FF FF FF +11111111 11111111 11111111 11111111 +FF FF FF FF +00000000 00000000 00000000 00000000 11111111 11111111 11111111 11111\ +111 +00 00 00 00 FF FF FF FF +11111111 11111111 11111111 11111111 00000000 00000000 00000000 00000\ +001 +FF FF FF FF 00 00 00 01 +00000000 00000000 00000000 00000001 00000000 00000000 00000000 00000\ +000 +00 00 00 01 00 00 00 00 +00000000 00000000 00000000 00000001 00000000 00000000 00000000 00000\ +000 +00 00 00 01 00 00 00 00 +11111111 11111111 11111111 11111111 00000000 00000000 00000000 00000\ +000 +FF FF FF FF 00 00 00 00 +00000000 +00 +00000000 +00 +00000000 00000000 +00 00 +00000000 00000000 +00 00 +00000000 00000000 00000000 00000000 +00 00 00 00 +00000000 00000000 00000000 00000000 +00 00 00 00 +00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000\ +000 +00 00 00 00 00 00 00 00 +00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000\ +000 +00 00 00 00 00 00 00 00 +00000001 +01 +00000001 +01 +11111111 +FF +00000000 00000001 +00 01 +00000000 00000001 +00 01 +11111111 11111111 +FF FF +00000000 00000000 00000000 00000001 +00 00 00 01 +00000000 00000000 00000000 00000001 +00 00 00 01 +11111111 11111111 11111111 11111111 +FF FF FF FF +00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000\ +001 +00 00 00 00 00 00 00 01 +00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000\ +001 +00 00 00 00 00 00 00 01 +11111111 11111111 11111111 11111111 11111111 11111111 11111111 11111\ +111 +FF FF FF FF FF FF FF FF +01111111 +7F +01111111 +7F +10000001 +81 +00000000 01111111 +00 7F +00000000 01111111 +00 7F +11111111 10000001 +FF 81 +00000000 00000000 00000000 01111111 +00 00 00 7F +00000000 00000000 00000000 01111111 +00 00 00 7F +11111111 11111111 11111111 10000001 +FF FF FF 81 +00000000 00000000 00000000 00000000 00000000 00000000 00000000 01111\ +111 +00 00 00 00 00 00 00 7F +00000000 00000000 00000000 00000000 00000000 00000000 00000000 01111\ +111 +00 00 00 00 00 00 00 7F +11111111 11111111 11111111 11111111 11111111 11111111 11111111 10000\ +001 +FF FF FF FF FF FF FF 81 +10000000 +80 +Error: 128 cannot fit into 1 signed byte(s). +10000000 +80 +00000000 10000000 +00 80 +00000000 10000000 +00 80 +11111111 10000000 +FF 80 +00000000 00000000 00000000 10000000 +00 00 00 80 +00000000 00000000 00000000 10000000 +00 00 00 80 +11111111 11111111 11111111 10000000 +FF FF FF 80 +00000000 00000000 00000000 00000000 00000000 00000000 00000000 10000\ +000 +00 00 00 00 00 00 00 80 +00000000 00000000 00000000 00000000 00000000 00000000 00000000 10000\ +000 +00 00 00 00 00 00 00 80 +11111111 11111111 11111111 11111111 11111111 11111111 11111111 10000\ +000 +FF FF FF FF FF FF FF 80 +10000001 +81 +Error: 129 cannot fit into 1 signed byte(s). +Error: -129 cannot fit into 1 signed byte(s). +00000000 10000001 +00 81 +00000000 10000001 +00 81 +11111111 01111111 +FF 7F +00000000 00000000 00000000 10000001 +00 00 00 81 +00000000 00000000 00000000 10000001 +00 00 00 81 +11111111 11111111 11111111 01111111 +FF FF FF 7F +00000000 00000000 00000000 00000000 00000000 00000000 00000000 10000\ +001 +00 00 00 00 00 00 00 81 +00000000 00000000 00000000 00000000 00000000 00000000 00000000 10000\ +001 +00 00 00 00 00 00 00 81 +11111111 11111111 11111111 11111111 11111111 11111111 11111111 01111\ +111 +FF FF FF FF FF FF FF 7F +11111111 +FF +Error: 255 cannot fit into 1 signed byte(s). +Error: -255 cannot fit into 1 signed byte(s). +00000000 11111111 +00 FF +00000000 11111111 +00 FF +11111111 00000001 +FF 01 +00000000 00000000 00000000 11111111 +00 00 00 FF +00000000 00000000 00000000 11111111 +00 00 00 FF +11111111 11111111 11111111 00000001 +FF FF FF 01 +00000000 00000000 00000000 00000000 00000000 00000000 00000000 11111\ +111 +00 00 00 00 00 00 00 FF +00000000 00000000 00000000 00000000 00000000 00000000 00000000 11111\ +111 +00 00 00 00 00 00 00 FF +11111111 11111111 11111111 11111111 11111111 11111111 11111111 00000\ +001 +FF FF FF FF FF FF FF 01 +Error: 256 cannot fit into 1 unsigned byte(s). +Error: 256 cannot fit into 1 signed byte(s). +Error: -256 cannot fit into 1 signed byte(s). +00000001 00000000 +01 00 +00000001 00000000 +01 00 +11111111 00000000 +FF 00 +00000000 00000000 00000001 00000000 +00 00 01 00 +00000000 00000000 00000001 00000000 +00 00 01 00 +11111111 11111111 11111111 00000000 +FF FF FF 00 +00000000 00000000 00000000 00000000 00000000 00000000 00000001 00000\ +000 +00 00 00 00 00 00 01 00 +00000000 00000000 00000000 00000000 00000000 00000000 00000001 00000\ +000 +00 00 00 00 00 00 01 00 +11111111 11111111 11111111 11111111 11111111 11111111 11111111 00000\ +000 +FF FF FF FF FF FF FF 00 +01111111 11111111 +7F FF +01111111 11111111 +7F FF +10000000 00000001 +80 01 +00000000 00000000 01111111 11111111 +00 00 7F FF +00000000 00000000 01111111 11111111 +00 00 7F FF +11111111 11111111 10000000 00000001 +FF FF 80 01 +00000000 00000000 00000000 00000000 00000000 00000000 01111111 11111\ +111 +00 00 00 00 00 00 7F FF +00000000 00000000 00000000 00000000 00000000 00000000 01111111 11111\ +111 +00 00 00 00 00 00 7F FF +11111111 11111111 11111111 11111111 11111111 11111111 10000000 00000\ +001 +FF FF FF FF FF FF 80 01 +10000000 00000000 +80 00 +Error: 32768 cannot fit into 2 signed byte(s). +10000000 00000000 +80 00 +00000000 00000000 10000000 00000000 +00 00 80 00 +00000000 00000000 10000000 00000000 +00 00 80 00 +11111111 11111111 10000000 00000000 +FF FF 80 00 +00000000 00000000 00000000 00000000 00000000 00000000 10000000 00000\ +000 +00 00 00 00 00 00 80 00 +00000000 00000000 00000000 00000000 00000000 00000000 10000000 00000\ +000 +00 00 00 00 00 00 80 00 +11111111 11111111 11111111 11111111 11111111 11111111 10000000 00000\ +000 +FF FF FF FF FF FF 80 00 +10000000 00000001 +80 01 +Error: 32769 cannot fit into 2 signed byte(s). +Error: -32769 cannot fit into 2 signed byte(s). +00000000 00000000 10000000 00000001 +00 00 80 01 +00000000 00000000 10000000 00000001 +00 00 80 01 +11111111 11111111 01111111 11111111 +FF FF 7F FF +00000000 00000000 00000000 00000000 00000000 00000000 10000000 00000\ +001 +00 00 00 00 00 00 80 01 +00000000 00000000 00000000 00000000 00000000 00000000 10000000 00000\ +001 +00 00 00 00 00 00 80 01 +11111111 11111111 11111111 11111111 11111111 11111111 01111111 11111\ +111 +FF FF FF FF FF FF 7F FF +11111111 11111111 +FF FF +Error: 65535 cannot fit into 2 signed byte(s). +Error: -65535 cannot fit into 2 signed byte(s). +00000000 00000000 11111111 11111111 +00 00 FF FF +00000000 00000000 11111111 11111111 +00 00 FF FF +11111111 11111111 00000000 00000001 +FF FF 00 01 +00000000 00000000 00000000 00000000 00000000 00000000 11111111 11111\ +111 +00 00 00 00 00 00 FF FF +00000000 00000000 00000000 00000000 00000000 00000000 11111111 11111\ +111 +00 00 00 00 00 00 FF FF +11111111 11111111 11111111 11111111 11111111 11111111 00000000 00000\ +001 +FF FF FF FF FF FF 00 01 +Error: 65536 cannot fit into 2 unsigned byte(s). +Error: 65536 cannot fit into 2 signed byte(s). +Error: -65536 cannot fit into 2 signed byte(s). +00000000 00000001 00000000 00000000 +00 01 00 00 +00000000 00000001 00000000 00000000 +00 01 00 00 +11111111 11111111 00000000 00000000 +FF FF 00 00 +00000000 00000000 00000000 00000000 00000000 00000001 00000000 00000\ +000 +00 00 00 00 00 01 00 00 +00000000 00000000 00000000 00000000 00000000 00000001 00000000 00000\ +000 +00 00 00 00 00 01 00 00 +11111111 11111111 11111111 11111111 11111111 11111111 00000000 00000\ +000 +FF FF FF FF FF FF 00 00 +01111111 11111111 11111111 11111111 +7F FF FF FF +01111111 11111111 11111111 11111111 +7F FF FF FF +10000000 00000000 00000000 00000001 +80 00 00 01 +00000000 00000000 00000000 00000000 01111111 11111111 11111111 11111\ +111 +00 00 00 00 7F FF FF FF +00000000 00000000 00000000 00000000 01111111 11111111 11111111 11111\ +111 +00 00 00 00 7F FF FF FF +11111111 11111111 11111111 11111111 10000000 00000000 00000000 00000\ +001 +FF FF FF FF 80 00 00 01 +10000000 00000000 00000000 00000000 +80 00 00 00 +Error: 2147483648 cannot fit into 4 signed byte(s). +10000000 00000000 00000000 00000000 +80 00 00 00 +00000000 00000000 00000000 00000000 10000000 00000000 00000000 00000\ +000 +00 00 00 00 80 00 00 00 +00000000 00000000 00000000 00000000 10000000 00000000 00000000 00000\ +000 +00 00 00 00 80 00 00 00 +11111111 11111111 11111111 11111111 10000000 00000000 00000000 00000\ +000 +FF FF FF FF 80 00 00 00 +10000000 00000000 00000000 00000001 +80 00 00 01 +Error: 2147483649 cannot fit into 4 signed byte(s). +Error: -2147483649 cannot fit into 4 signed byte(s). +00000000 00000000 00000000 00000000 10000000 00000000 00000000 00000\ +001 +00 00 00 00 80 00 00 01 +00000000 00000000 00000000 00000000 10000000 00000000 00000000 00000\ +001 +00 00 00 00 80 00 00 01 +11111111 11111111 11111111 11111111 01111111 11111111 11111111 11111\ +111 +FF FF FF FF 7F FF FF FF +11111111 11111111 11111111 11111111 +FF FF FF FF +Error: 4294967295 cannot fit into 4 signed byte(s). +Error: -4294967295 cannot fit into 4 signed byte(s). +00000000 00000000 00000000 00000000 11111111 11111111 11111111 11111\ +111 +00 00 00 00 FF FF FF FF +00000000 00000000 00000000 00000000 11111111 11111111 11111111 11111\ +111 +00 00 00 00 FF FF FF FF +11111111 11111111 11111111 11111111 00000000 00000000 00000000 00000\ +001 +FF FF FF FF 00 00 00 01 +Error: 4294967296 cannot fit into 4 unsigned byte(s). +Error: 4294967296 cannot fit into 4 signed byte(s). +Error: -4294967296 cannot fit into 4 signed byte(s). +00000000 00000000 00000000 00000001 00000000 00000000 00000000 00000\ +000 +00 00 00 01 00 00 00 00 +00000000 00000000 00000000 00000001 00000000 00000000 00000000 00000\ +000 +00 00 00 01 00 00 00 00 +11111111 11111111 11111111 11111111 00000000 00000000 00000000 00000\ +000 +FF FF FF FF 00 00 00 00 +Error: -3 is negative. +Error: 3.928375 is not an integer. +Error: 4.000000 is not an integer. +1 +1 +1 +1 +1 +1 +1 diff --git a/tests/bc/log.txt b/tests/bc/log.txt new file mode 100644 index 000000000000..54115e380ec7 --- /dev/null +++ b/tests/bc/log.txt @@ -0,0 +1,22 @@ +l(0) +l(0.5) +l(1) +l(1.5) +l(1.74) +l(2) +l(3.2345) +l(5.283957) +l(13.23857) +l(100) +l(283.238957) +l(-0.5) +l(-1) +l(-1.5) +l(-1.74) +l(-2) +l(-3.2345) +l(-5.283957) +l(-13.23857) +l(-100) +l(-283.238957) +l(10430710.3325472917) diff --git a/tests/bc/log_results.txt b/tests/bc/log_results.txt new file mode 100644 index 000000000000..ce840a0d9e94 --- /dev/null +++ b/tests/bc/log_results.txt @@ -0,0 +1,22 @@ +-99999999999999999999.00000000000000000000 +-.69314718055994530941 +0 +.40546510810816438197 +.55388511322643765995 +.69314718055994530941 +1.17387435650190306676 +1.66467524885255369652 +2.58313453863349348434 +4.60517018598809136803 +5.64629091238730017971 +-99999999999999999999.00000000000000000000 +-99999999999999999999.00000000000000000000 +-99999999999999999999.00000000000000000000 +-99999999999999999999.00000000000000000000 +-99999999999999999999.00000000000000000000 +-99999999999999999999.00000000000000000000 +-99999999999999999999.00000000000000000000 +-99999999999999999999.00000000000000000000 +-99999999999999999999.00000000000000000000 +-99999999999999999999.00000000000000000000 +16.16026492940839137014 diff --git a/tests/bc/misc.txt b/tests/bc/misc.txt new file mode 100644 index 000000000000..571f4a87e262 --- /dev/null +++ b/tests/bc/misc.txt @@ -0,0 +1,13 @@ +4.1*1.-13^ - 74 - 1284597623841*1.-13^ - 757 +4.1*1.\ +-1\ +3^ - 74 - 1284597623841*1.\ +-1\ +3^ - 757 +obase = 9 +4.1*1.-13^ - 74 - 1284597623841*1.-13^ - 757 +4.1*1.\ +-1\ +3^ - 74 - 1284597623841*1.\ +-1\ +3^ - 757 diff --git a/tests/bc/misc1.txt b/tests/bc/misc1.txt new file mode 100644 index 000000000000..7e9d9660457f --- /dev/null +++ b/tests/bc/misc1.txt @@ -0,0 +1,76 @@ +define x(x) { + return(x) +} +define y() { + return; +} +define z() { + return (); +} +scale = 0 +x=2 +x[0]=3 +x +x[0] +scale +ibase +obase +x ( 7 ) +x + x( 8 ) +x - x[0] +321 * x +2 ^ x[0] +x++ +--x +x += 9 +x +length(2381) +sqrt(9) +scale(238.1) +x=2 +x[0]=3 +(x) +(x[0]) +(scale) +(ibase) +(obase) +(x ( 7 )) +(x + x( 8 )) +(x - x[0]) +(321 * x) +(2 ^ x[0]) +(x++) +(--x) +(x += 9) +(length(2381)) +(sqrt(9)) +(scale(238.1)) +(scale = 0) +(x = 10) +(x += 100) +(x -= 10) +(x *= 10) +(x /= 100) +(x ^= 10) +(x = sqrt(x)) +(x[1 - 1]) +x[(1 - 1)] +2 + \ +3 +++ibase +--ibase +++obase +--obase +++last +--last +last +last = 100 +last +. = 150 +. +++scale +--scale +y() +z() +2 + /* +*/3 diff --git a/tests/bc/misc1_results.txt b/tests/bc/misc1_results.txt new file mode 100644 index 000000000000..a9c278069439 --- /dev/null +++ b/tests/bc/misc1_results.txt @@ -0,0 +1,57 @@ +2 +3 +0 +10 +10 +7 +10 +-1 +642 +8 +2 +2 +11 +4 +3 +1 +2 +3 +0 +10 +10 +7 +10 +-1 +642 +8 +2 +2 +11 +4 +3 +1 +0 +10 +110 +100 +1000 +10 +10000000000 +100000 +3 +3 +5 +11 +10 +10 +10 +11 +10 +10 +100 +150 +1 +0 +0 +0 +5 diff --git a/tests/bc/misc2.txt b/tests/bc/misc2.txt new file mode 100644 index 000000000000..7cf162435c1b --- /dev/null +++ b/tests/bc/misc2.txt @@ -0,0 +1,109 @@ +define w() { auto z; return 1; } +define x() { + "x" + return (1) +} +define y() { + "y" + return (2) +} +define z() { + "z" + return (3) +} + +define v() { return } + +v() + +w() + +if (x() == y()) { 1 } +1 +if (x() <= y()) { 2 } +if (y() >= x()) { 3 } +if (x() != y()) { 4 } +if (x() < y()) { 5 } +if (y() > x()) { 6 } + +if (x() == z()) { 11 } +11 +if (x() <= z()) { 12 } +if (z() >= x()) { 13 } +if (x() != z()) { 14 } +if (x() < z()) { 15 } +if (z() > x()) { 16 } + +x = -10 +while (x <= 0) { + x + if (x == -5) break; + x += 1 +} + +define u() { + auto a[]; + return a[0] +} + +u() + +if (x == -4) x +else x - 4 + +x = 1 + +if (x == 1) 1 else 2 +if (x == 0) 1 else 2 + +if (x == 1) 1 else if (x == 0) 2 else 3 +if (x == 0) 1 else if (x == 1) 2 else 3 +if (x == -1) 1 else if (x == 0) 2 else 3 + +if (x == 1) if (x != 0) 1 else 2 else 3 +if (x == 1) if (x == 0) 1 else 2 else 3 +if (x != 1) if (x == 0) 1 else 2 else 3 + +if (x == 1) while (x > 0) { x ; x -= 1 } else 0 +x = 1 +if (x == 0) while (x > 0) { x ; x -= 1 } else 0 + +if(x == 1) { + 11 + while(x == 1) { + 21 + while(x == 1) { + 31 + break + 32 + } + 22 + break + 23 + } + 12 +} +99 + +for (;;) { 123 ; break; } +for (i = 0;; ++i) { i ; if (i == 2) break; else i; } +for (i = 0;; ++i) { i ; if (i != 2) i else break } + +while (i > 0) if (i == 1) break else i-- +while (i < 3) if (i != 2) i++ else break + +for(i=1; i<=3; i++) { i; if(i==2) continue; print i,i,"\n" } + +print 1,2,3 +print "\n" + +ifz = 1 +ifz +++ifz +ifz++ +ifz + +{ + 4 + 5 +} diff --git a/tests/bc/misc2_results.txt b/tests/bc/misc2_results.txt new file mode 100644 index 000000000000..986a3a2a13e1 --- /dev/null +++ b/tests/bc/misc2_results.txt @@ -0,0 +1,63 @@ +0 +1 +xy1 +xy2 +yx3 +xy4 +xy5 +yx6 +xz11 +xz12 +zx13 +xz14 +xz15 +zx16 +-10 +-9 +-8 +-7 +-6 +-5 +0 +-9 +1 +2 +1 +2 +3 +1 +2 +3 +1 +0 +11 +21 +31 +22 +12 +99 +123 +0 +0 +1 +1 +2 +0 +0 +1 +1 +2 +2 +1 +1 +11 +2 +3 +33 +123 +1 +2 +2 +3 +4 +5 diff --git a/tests/bc/misc3.txt b/tests/bc/misc3.txt new file mode 100644 index 000000000000..7aad374c4ef6 --- /dev/null +++ b/tests/bc/misc3.txt @@ -0,0 +1,12 @@ +for (i = 0; i < A; ++i) +{print "n" +if(1)if(1){3 +} +if(0)if(1){3 +} +else 4 +if(0){if(1){3 +}} +else 5 +{i} +} diff --git a/tests/bc/misc3_results.txt b/tests/bc/misc3_results.txt new file mode 100644 index 000000000000..06d8bdcbd06e --- /dev/null +++ b/tests/bc/misc3_results.txt @@ -0,0 +1,30 @@ +n3 +5 +0 +n3 +5 +1 +n3 +5 +2 +n3 +5 +3 +n3 +5 +4 +n3 +5 +5 +n3 +5 +6 +n3 +5 +7 +n3 +5 +8 +n3 +5 +9 diff --git a/tests/bc/misc4.txt b/tests/bc/misc4.txt new file mode 100644 index 000000000000..b225b286fd5f --- /dev/null +++ b/tests/bc/misc4.txt @@ -0,0 +1,2 @@ +if ( 1 != 1 ) 7 +maxibase() + 1 diff --git a/tests/bc/misc4_results.txt b/tests/bc/misc4_results.txt new file mode 100644 index 000000000000..81b5c5d06cc0 --- /dev/null +++ b/tests/bc/misc4_results.txt @@ -0,0 +1 @@ +37 diff --git a/tests/bc/misc5.txt b/tests/bc/misc5.txt new file mode 100644 index 000000000000..41852d4a2492 --- /dev/null +++ b/tests/bc/misc5.txt @@ -0,0 +1,20 @@ +if (1) {} +else 4 + +if (0) {} +else 5 + +if (1) 6 +else {} + +if (0) 7 +else {} + +{ + if (1) if (1) +} +print "n\n" + +if (1) { + print "true\n" +} diff --git a/tests/bc/misc5_results.txt b/tests/bc/misc5_results.txt new file mode 100644 index 000000000000..d8c70d83c1d5 --- /dev/null +++ b/tests/bc/misc5_results.txt @@ -0,0 +1,4 @@ +5 +6 +n +true diff --git a/tests/bc/misc_results.txt b/tests/bc/misc_results.txt new file mode 100644 index 000000000000..e2db76e0ef90 --- /dev/null +++ b/tests/bc/misc_results.txt @@ -0,0 +1,4 @@ +-1284597623836.9 +-1284597623836.9 +-4483684050181.80 +-4483684050181.80 diff --git a/tests/bc/modulus.txt b/tests/bc/modulus.txt new file mode 100644 index 000000000000..e2656a6e919c --- /dev/null +++ b/tests/bc/modulus.txt @@ -0,0 +1,70 @@ +1 % 1 +2 % 1 +16 % 4 +15 % 4 +17 % 4 +2389473 % 5 +39240687239 % 1 +346728934 % 23958 +3496723859067234 % 298375462837546928347623059375486 +-1 % 1 +-2 % 1 +-47589634875689345 % 37869235 +-1274852934765 % 2387628935486273546 +-6324758963 % 237854962 +1 % -1 +2 % -1 +2 % -2 +2 % -3 +16 % 5 +15 % 5 +14 % 5 +89237423 % -237856923854 +123647238946 % -12467 +-1 % -1 +-2 % -1 +-2 % -2 +-2 % -3 +-13 % -7 +-14 % -7 +-15 % -7 +-12784956 % -32746 +-127849612 % -23712347682193 +1 % 0.2395672438567234 +scale = 0 +1 % 1 +2 % 1 +16 % 4 +15 % 4 +17 % 4 +2389473 % 5 +39240687239 % 1 +346728934 % 23958 +3496723859067234 % 298375462837546928347623059375486 +-1 % 1 +-2 % 1 +-47589634875689345 % 37869235 +-1274852934765 % 2387628935486273546 +-6324758963 % 237854962 +1 % -1 +2 % -1 +2 % -2 +2 % -3 +16 % 5 +15 % 5 +14 % 5 +89237423 % -237856923854 +123647238946 % -12467 +-1 % -1 +-2 % -1 +-2 % -2 +-2 % -3 +-13 % -7 +-14 % -7 +-15 % -7 +-12784956 % -32746 +-127849612 % -23712347682193 +-3191280681 % 641165986 +scale = 0; -899510228 % -2448300078.40314 +scale = 0; -7424863 % -207.2609738667 +scale = 0; 3769798918 % 0.6 diff --git a/tests/bc/modulus_results.txt b/tests/bc/modulus_results.txt new file mode 100644 index 000000000000..e85145be70da --- /dev/null +++ b/tests/bc/modulus_results.txt @@ -0,0 +1,69 @@ +0 +0 +0 +0 +0 +0 +0 +.00000000000000002026 +2747189239559.46904933397471305894 +0 +0 +-.00000000000011057855 +-.00076922992566770712 +-.00000000000050364144 +0 +0 +0 +.00000000000000000002 +0 +0 +0 +.00000000070585524350 +.00000000000000002898 +0 +0 +0 +-.00000000000000000002 +-.00000000000000000005 +0 +-.00000000000000000002 +-.00000000000000011722 +-.00000002640923745817 +.000000000000000000000404744340951948 +0 +0 +0 +3 +1 +3 +0 +8758 +3496723859067234 +0 +0 +-8236960 +-1274852934765 +-140529951 +0 +0 +0 +2 +1 +0 +4 +89237423 +6692 +0 +0 +0 +-2 +-6 +0 +-1 +-14016 +-127849612 +-626616737 +-899510228.00000 +-153.1331732059 +.4 diff --git a/tests/bc/multiply.txt b/tests/bc/multiply.txt new file mode 100644 index 000000000000..e4b023d86d2f --- /dev/null +++ b/tests/bc/multiply.txt @@ -0,0 +1,64 @@ +0 * 0 +0.000 * 0 +1 * 0 +0 * 1 +0 * 2498752389672835476 +873246913745129084576134 * 0 +1 * 472638590273489273456 +12374861230476103672835496 * 1 +1 * 1 +2 * 1 +1 * 2 +2 * 2 +3 * 14 +17 * 8 +1892467513846753 * 1872439821374591038746 +328962735862.2973546835638947635 * 1728465791348762356 +38745962374538.387427384672934867234 * 0.1932476528394672837568923754 +9878894576289457634856.2738627161689017387608947567654 * 37842939768237596237854203.29874372139852739126739621793162 +-1 * 1 +-1 * 2 +1 * -1 +2 * -1 +-1 * -1 +-1 * -2 +78893457 * -34876238956 +235678324957634 * -0.2349578349672389576 +-12849567821934 * 12738462937681 +1274861293467.927843682937462 * -28935678239 +2936077239872.12937462836 * -0.012842357682435762 +2387692387566.2378569237546 * -272189345628.123875629835876 +0.012348629356782835962 * -23487692356 +0.4768349567348675934 * -0.23756834576934857638495 +0.98748395367485962735486 * -4675839462354867.376834956738456 +-321784627934586 * -235762378596 +-32578623567892356 * -0.32567384579638456 +-35768232346876 * 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@@ -0,0 +1,18 @@ +0 +1 +2 +0 +1 +2 +.002 +1.2983 +2.00000 +289.000 +18.340000 +-183 +-23.23800000 +-343.23 +89136.8923489 +0 +0 +0 diff --git a/tests/bc/posix_errors.txt b/tests/bc/posix_errors.txt new file mode 100644 index 000000000000..2bd5d9feed84 --- /dev/null +++ b/tests/bc/posix_errors.txt @@ -0,0 +1,31 @@ +aa = 0 +# This is a comment. +while (q==0) { ++q; continue; } +last +print "i: ", i +halt +define x(e) { return 0; } +define x(e) { return 4*(e+e); } +define x(e) { return (e+e)*4; } +limits +. +if (q!=0) { x=3; } else { x=4; } +x<=0 +while (q!=0 && x==0) { ++q; } +while (q!=0 || x==0) { ++q; } +while (!q) { ++q; } +for (; x<0; ++x) { y += 1; } +for (x=0;; ++x) { y += 1; } +for (x=0; x<0;) { y += 1; } +for (x=0;;) { y += 1; } +for (; x<0;) { y += 1; } +for (;; ++x) { y += 1; } +for (;;) { y += 1; } +3e2981 +9.892108e-20 +obase = 0 +obase = 1 +define void a(e) { "stuff" } +maxibase() +maxobase() +maxscale() diff --git a/tests/bc/power.txt b/tests/bc/power.txt new file mode 100644 index 000000000000..e4065fbfa256 --- /dev/null +++ b/tests/bc/power.txt @@ -0,0 +1,43 @@ +0 ^ 0 +0 ^ 1 +0 ^ 1894 +1 ^ 0 +39746823 ^ 0 +0.238672983047682 ^ 0 +18394762374689237468.97354862973846 ^ 0 +1 ^ 1 +2 ^ 1 +18927361346 ^ 1 +0.23523785962738592635777 ^ 1 +328956734869213746.89782398457234 ^ 1 +8937 ^ 98 +0.124876812394 ^ 2396 +93762.2836 ^ 13 +1 ^ -1 +2 ^ -1 +10 ^ -1 +683734768 ^ -1 +38579623756.897937568235 ^ -1 +1 ^ -32467 +2 ^ -53 +23897 ^ -213 +-1 ^ 1 +-1 ^ 2 +-2 ^ 1 +-2 ^ 2 +-237 ^ 294 +-3746 ^ 28 +-0.3548 ^ 35 +-4267.234 ^ 37 +-326.3246 ^ 78 +-1 ^ -1 +-1 ^ -2 +-2 ^ -1 +-2 ^ -2 +-237 ^ -293 +-784 ^ -23 +-86 ^ -7 +-0.23424398 ^ -781 +-178.234786 ^ -879 +-1274.346 ^ -768 +-0.2959371298 ^ 227 diff --git a/tests/bc/power_results.txt b/tests/bc/power_results.txt new file mode 100644 index 000000000000..280347a9f258 --- /dev/null +++ b/tests/bc/power_results.txt @@ -0,0 +1,72 @@ +1 +0 +0 +1 +1 +1 +1 +1 +2 +18927361346 +.23523785962738592635777 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+1.00000000000000000000 +-.50000000000000000000 +.25000000000000000000 +0 +0 +-.00000000000002874159 +-1945134149489344891879057554905782841936258356736314337975569799825\ +94091939572752348215929683891336730843553721422164737465108229034947\ +87333189564755763444242676978610321731298729194092653999616928308494\ +26419468484566422775668903315088810746121307679948574976162519479931\ +18935243698160094347216562490000767121041786977792546155155934655909\ +14123833869470494708767968978717730012864171105540029928688274136791\ +98175053824022144065005509214813689232148489884560100200475909009813\ +340098100705258138.98542904577525702068 +0 +0 +0 diff --git a/tests/bc/print2.txt b/tests/bc/print2.txt new file mode 100644 index 000000000000..7f65fbe4c106 --- /dev/null +++ b/tests/bc/print2.txt @@ -0,0 +1,194 @@ +define prnt(i) { + + obase = i - 1 + a + b + c + + obase = i + a + b + c + + return i +} + +define prnt2(i) { + + obase = i + 1 + a + b + c + + print "\n" + + return i * 10 +} + +a = 999999999999999999999999999999999999 +b = a + 1 +c = b + 1 + +i = 100 +i = prnt(i) + +if (i + 1 <= maxobase()) { + i = prnt2(i) +} +else { + print " 084 044 021 047 096 073 015 052 088 014 072 097 047 021 094 051 083\e\n 000\n" + print " 084 044 021 047 096 073 015 052 088 014 072 097 047 021 094 051 083\e\n 001\n" + print " 084 044 021 047 096 073 015 052 088 014 072 097 047 021 094 051 083\e\n 002\n" + print "\n" + i *= 10 +} + +if (i <= maxobase()) { + i = prnt(i) +} +else { + print " 001 012 066 220 495 792 924 792 495 220 066 012 000\n" + print " 001 012 066 220 495 792 924 792 495 220 066 012 001\n" + print " 001 012 066 220 495 792 924 792 495 220 066 012 002\n" + print " 999 999 999 999 999 999 999 999 999 999 999 999\n" + print " 001 000 000 000 000 000 000 000 000 000 000 000 000\n" + print " 001 000 000 000 000 000 000 000 000 000 000 000 001\n" +} + +if (i + 1 <= maxobase()) { + i = prnt2(i) +} +else { + print " 0989 0065 0781 0494 0209 0923 0209 0494 0781 0065 0989 0000\n" + print " 0989 0065 0781 0494 0209 0923 0209 0494 0781 0065 0989 0001\n" + print " 0989 0065 0781 0494 0209 0923 0209 0494 0781 0065 0989 0002\n" + print "\n" + i *= 10 +} + +if (i <= maxobase()) { + i = prnt(i) +} +else { + print " 0001 0009 0036 0084 0126 0126 0084 0036 0009 0000\n" + print " 0001 0009 0036 0084 0126 0126 0084 0036 0009 0001\n" + print " 0001 0009 0036 0084 0126 0126 0084 0036 0009 0002\n" + print " 9999 9999 9999 9999 9999 9999 9999 9999 9999\n" + print " 0001 0000 0000 0000 0000 0000 0000 0000 0000 0000\n" + print " 0001 0000 0000 0000 0000 0000 0000 0000 0000 0001\n" +} + +if (i + 1 <= maxobase()) { + i = prnt2(i) +} +else { + print " 09992 00035 09917 00125 09875 00083 09965 00008 09999\n" + print " 09992 00035 09917 00125 09875 00083 09965 00008 10000\n" + print " 09992 00035 09917 00125 09875 00083 09965 00009 00000\n" + print "\n" + i *= 10 +} + +if (i <= maxobase()) { + i = prnt(i) +} +else { + print " 00010 00070 00210 00350 00350 00210 00070 00009\n" + print " 00010 00070 00210 00350 00350 00210 00070 00010\n" + print " 00010 00070 00210 00350 00350 00210 00070 00011\n" + print " 00009 99999 99999 99999 99999 99999 99999 99999\n" + print " 00010 00000 00000 00000 00000 00000 00000 00000\n" + print " 00010 00000 00000 00000 00000 00000 00000 00001\n" +} + +if (i + 1 <= maxobase()) { + i = prnt2(i) +} +else { + print " 000009 099931 000209 099651 000349 099791 000069 099990\n" + print " 000009 099931 000209 099651 000349 099791 000069 099991\n" + print " 000009 099931 000209 099651 000349 099791 000069 099992\n" + print "\n" + i *= 10 +} + +if (i <= maxobase()) { + i = prnt(i) +} +else { + print " 000001 000006 000015 000020 000015 000006 000000\n" + print " 000001 000006 000015 000020 000015 000006 000001\n" + print " 000001 000006 000015 000020 000015 000006 000002\n" + print " 999999 999999 999999 999999 999999 999999\n" + print " 000001 000000 000000 000000 000000 000000 000000\n" + print " 000001 000000 000000 000000 000000 000000 000001\n" +} + +if (i + 1 <= maxobase()) { + i = prnt2(i) +} +else { + print " 0999995 0000014 0999981 0000014 0999995 0000000\n" + print " 0999995 0000014 0999981 0000014 0999995 0000001\n" + print " 0999995 0000014 0999981 0000014 0999995 0000002\n" + print "\n" + i *= 10 +} + +if (i <= maxobase()) { + i = prnt(i) +} +else { + print " 0000010 0000050 0000100 0000100 0000050 0000009\n" + print " 0000010 0000050 0000100 0000100 0000050 0000010\n" + print " 0000010 0000050 0000100 0000100 0000050 0000011\n" + print " 0000009 9999999 9999999 9999999 9999999 9999999\n" + print " 0000010 0000000 0000000 0000000 0000000 0000000\n" + print " 0000010 0000000 0000000 0000000 0000000 0000001\n" +} + +if (i + 1 <= maxobase()) { + i = prnt2(i) +} +else { + print " 00000009 09999951 00000099 09999901 00000049 09999990\n" + print " 00000009 09999951 00000099 09999901 00000049 09999991\n" + print " 00000009 09999951 00000099 09999901 00000049 09999992\n" + print "\n" + i *= 10 +} + +if (i <= maxobase()) { + i = prnt(i) +} +else { + print " 00010000 00040000 00060000 00040000 00009999\n" + print " 00010000 00040000 00060000 00040000 00010000\n" + print " 00010000 00040000 00060000 00040000 00010001\n" + print " 00009999 99999999 99999999 99999999 99999999\n" + print " 00010000 00000000 00000000 00000000 00000000\n" + print " 00010000 00000000 00000000 00000000 00000001\n" +} + +if (i + 1 <= maxobase()) { + i = prnt2(i) +} +else { + print " 000009999 099960001 000059999 099960001 000009999\n" + print " 000009999 099960001 000059999 099960001 000010000\n" + print " 000009999 099960001 000059999 099960001 000010001\n" + print "\n" + i *= 10 +} + +if (i <= maxobase()) { + i = prnt(i) +} +else { + print " 000000001 000000004 000000006 000000004 000000000\n" + print " 000000001 000000004 000000006 000000004 000000001\n" + print " 000000001 000000004 000000006 000000004 000000002\n" + print " 999999999 999999999 999999999 999999999\n" + print " 000000001 000000000 000000000 000000000 000000000\n" + print " 000000001 000000000 000000000 000000000 000000001\n" +} diff --git a/tests/bc/print2_results.txt b/tests/bc/print2_results.txt new file mode 100644 index 000000000000..625e6f0bfd07 --- /dev/null +++ b/tests/bc/print2_results.txt @@ -0,0 +1,79 @@ + 01 19 62 55 79 46 79 96 00 60 26 35 38 84 98 25 54 18 00 + 01 19 62 55 79 46 79 96 00 60 26 35 38 84 98 25 54 18 01 + 01 19 62 55 79 46 79 96 00 60 26 35 38 84 98 25 54 18 02 + 99 99 99 99 99 99 99 99 99 99 99 99 99 99 99 99 99 99 + 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 + 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 01 + 084 044 021 047 096 073 015 052 088 014 072 097 047 021 094 051 083\ + 000 + 084 044 021 047 096 073 015 052 088 014 072 097 047 021 094 051 083\ + 001 + 084 044 021 047 096 073 015 052 088 014 072 097 047 021 094 051 083\ + 002 + + 001 012 066 220 495 792 924 792 495 220 066 012 000 + 001 012 066 220 495 792 924 792 495 220 066 012 001 + 001 012 066 220 495 792 924 792 495 220 066 012 002 + 999 999 999 999 999 999 999 999 999 999 999 999 + 001 000 000 000 000 000 000 000 000 000 000 000 000 + 001 000 000 000 000 000 000 000 000 000 000 000 001 + 0989 0065 0781 0494 0209 0923 0209 0494 0781 0065 0989 0000 + 0989 0065 0781 0494 0209 0923 0209 0494 0781 0065 0989 0001 + 0989 0065 0781 0494 0209 0923 0209 0494 0781 0065 0989 0002 + + 0001 0009 0036 0084 0126 0126 0084 0036 0009 0000 + 0001 0009 0036 0084 0126 0126 0084 0036 0009 0001 + 0001 0009 0036 0084 0126 0126 0084 0036 0009 0002 + 9999 9999 9999 9999 9999 9999 9999 9999 9999 + 0001 0000 0000 0000 0000 0000 0000 0000 0000 0000 + 0001 0000 0000 0000 0000 0000 0000 0000 0000 0001 + 09992 00035 09917 00125 09875 00083 09965 00008 09999 + 09992 00035 09917 00125 09875 00083 09965 00008 10000 + 09992 00035 09917 00125 09875 00083 09965 00009 00000 + + 00010 00070 00210 00350 00350 00210 00070 00009 + 00010 00070 00210 00350 00350 00210 00070 00010 + 00010 00070 00210 00350 00350 00210 00070 00011 + 00009 99999 99999 99999 99999 99999 99999 99999 + 00010 00000 00000 00000 00000 00000 00000 00000 + 00010 00000 00000 00000 00000 00000 00000 00001 + 000009 099931 000209 099651 000349 099791 000069 099990 + 000009 099931 000209 099651 000349 099791 000069 099991 + 000009 099931 000209 099651 000349 099791 000069 099992 + + 000001 000006 000015 000020 000015 000006 000000 + 000001 000006 000015 000020 000015 000006 000001 + 000001 000006 000015 000020 000015 000006 000002 + 999999 999999 999999 999999 999999 999999 + 000001 000000 000000 000000 000000 000000 000000 + 000001 000000 000000 000000 000000 000000 000001 + 0999995 0000014 0999981 0000014 0999995 0000000 + 0999995 0000014 0999981 0000014 0999995 0000001 + 0999995 0000014 0999981 0000014 0999995 0000002 + + 0000010 0000050 0000100 0000100 0000050 0000009 + 0000010 0000050 0000100 0000100 0000050 0000010 + 0000010 0000050 0000100 0000100 0000050 0000011 + 0000009 9999999 9999999 9999999 9999999 9999999 + 0000010 0000000 0000000 0000000 0000000 0000000 + 0000010 0000000 0000000 0000000 0000000 0000001 + 00000009 09999951 00000099 09999901 00000049 09999990 + 00000009 09999951 00000099 09999901 00000049 09999991 + 00000009 09999951 00000099 09999901 00000049 09999992 + + 00010000 00040000 00060000 00040000 00009999 + 00010000 00040000 00060000 00040000 00010000 + 00010000 00040000 00060000 00040000 00010001 + 00009999 99999999 99999999 99999999 99999999 + 00010000 00000000 00000000 00000000 00000000 + 00010000 00000000 00000000 00000000 00000001 + 000009999 099960001 000059999 099960001 000009999 + 000009999 099960001 000059999 099960001 000010000 + 000009999 099960001 000059999 099960001 000010001 + + 000000001 000000004 000000006 000000004 000000000 + 000000001 000000004 000000006 000000004 000000001 + 000000001 000000004 000000006 000000004 000000002 + 999999999 999999999 999999999 999999999 + 000000001 000000000 000000000 000000000 000000000 + 000000001 000000000 000000000 000000000 000000001 diff --git a/tests/bc/rand.txt b/tests/bc/rand.txt new file mode 100644 index 000000000000..5b53d10debe6 --- /dev/null +++ b/tests/bc/rand.txt @@ -0,0 +1,323 @@ +print "Gathering array...\n" + +s = seed + +sum = 0 + +for (i = 0; i < 100; ++i) { + a[i] = rand() + sum += a[i] + b[i] = irand(sum) +} + +print "Testing implementation...\n" + +if (maxrand() >= 2^64 - 1) { + + seed = 54.86785590782347282592869373784717814475564948862907968939359536927733440\ + 901359008180088183692646452982444316148757934570312500000 + + ibase = G + obase = G + + for (i = 0; i < 64; ++i) { + rand() + } + + seed = 0.2890120 + + rand() + + 7B47F409 + BA1D3330 + 83D2F293 + BFA4784B + CBED606E + BFC6A3AD + 812FFF6D + E61F305A + F9384B90 + 32DB86FE + 1DC035F9 + ED786826 + 3822441D + 2BA113D7 + 1C5B818B + A233956A + 84DA65E3 + CED67292 + B2C0FE06 + 91817130 + + 55FE8917 + 47E92091 + 486AF299 + B1E882BB + C261E845 + 1A9B90F6 + 7964E884 + 5F36D7A4 + 1EE2052D + 8519F5D5 + 293D4E4F + 6D8F99FC + C3421509 + A06CD7C6 + E43064D3 + E20F9BF0 + 401B50B7 + 8EF1FF3E + E357E2B2 + A4AEEE37 + + 2AD4426A + 9D11BE94 + 7290C556 + 6E6F3787 + 050C2EE3 + 4FD73703 + C6FF478B + 4B1CA1E1 + 1654EA91 + CD08B2F2 + F7FF3DA8 + 78B1B8DA + A100602C + 9588585F + DA028873 + 66B4F376 + 0E6B4B9A + 48167094 + 0D58CDA0 + 8F7238BE + + F79983F3 + 07E5D324 + AD78DF52 + 1532BA74 + 1E4899E2 + 6C75DF64 + 171DDC36 + F2D8D74A + 24E6D907 + 4780FD32 + 9ADF408C + A25544CF + EFC6A738 + 1AA23A54 + C5A13EBB + F739EDC9 + C3A015FA + 3D5E1511 + AFC4D7FB + 3F413B5E + + 4660CB73 + 88FC773F + D6BED59C + 63B3B54A + D67D3DDE + 23394F8B + 13384B44 + DD8B3ABC + FF59A21E + 3BB16D7E + 6E01CB68 + EC34790E + B26C42AD + D723C830 + DFD10FCA + 7E362AA1 + 826FF323 + CB8F63B5 + 9B3227E5 + 9A61E339 + + 40BDACF +} +else { + + ibase = G + obase = G + + 86B1DA1D72062B68 + 1304AA46C9853D39 + A3670E9E0DD50358 + F9090E529A7DAE00 + C85B9FD837996F2C + 606121F8E3919196 + 7CE1C7FF478354BA + CBC4AC70E541310E + 74BE71999EC37F2C + B81F9C99A934F1A7 + 120E9901A900C97F + 0F983BAD4B19F493 + 5934619363660D96 + D5A7FE2717A2014E + 6E437241C9E6676E + 6A75C9DD6329CD29 + 2D9E477683673437 + 51FB0CF3D4405437 + 217BB90392D08B20 + 47C528A018B07A82 + + 1B4E474C418C835E + BDB2BDA74A119ED6 + C6DB79D0B9E43493 + C3CF4834E94A41D1 + AB8312FC7877C7DC + 094B108133E8B5EC + 37CA97AC830113BD + EF02D7347F9192BF + 959517DD9896C53A + 7A80EB7629EFE9F9 + AE53C23F2B1CF57C + CA605CD189F6D5CD + 921C2704886A9622 + B68C9FBF826AF7AA + 73F8C733124772C3 + 6B57F7E459EFBCDF + 9DE7696DDB6B8E18 + 02CA67560DC26877 + A24E353080777DEC + 4D600156763FD65C + + 5CDF9C7E26DD2C38 + 6A32443BBBB16774 + 3D8415FFECFB8B7F + 3090ED9C475635A3 + 6DBF241361C3E652 + 2CA9EF5A2AD971FC + 44FBE937A1CF0FFC + DB17CF0577CB7853 + AA3747D98D31B24C + 5D9A104C5D7F43F7 + BAE65E3E293B2C7B + 16A396F0DB4EF984 + 6DD2BACDC4445A05 + 7B7A13D1858E5CA8 + F73722BCAA52447C + 31A2C7BBE77CBA00 + 7FC8AF9003BA1ACE + 5703F11DD3F235EF + FA1952267EF836C7 + BBFA558C9E2D51E2 + + 3A29661D8145AF36 + 608DEA6358DABD7C + 9E34E9E53431B447 + 325A05E35EA524EB + 63A87CCF0C80ABB1 + 8EA183287A46F292 + E2AA5F119CBF2A08 + 2F3BEB0DE8B730C8 + 4B8006A928CF8F5B + 57B8BA85069C201C + 3422D962DDF59474 + FD744940BA7366A1 + 23D24B06B5DA4F6F + AA187C608319D1DC + DC60CA6FEA738B8A + C9FC61DF96A769FE + 82E2457708658A20 + 2BECEC9B3E7D93EC + 1340DAEC04588952 + F533446AD5C50B1D + + 31FD1C7F434A62CE + D16DAEDD1F281A39 + 6B5D9648931D7057 + 62FEE3392DBB06D5 + 0358BC87B00DF25A + F3C882D22946175D + 65BA8F11B4516EFE + 2DA5A96E626DA4FE + DCC669F4CD6121F0 + 7A47FAC054319CA2 + 9661CFEE277284C8 + 01E483A14F4EB23A + ADDC115507390607 + 5AB47C343BD3B0BD + 4882FB3A3957B11F + 615B7C9C3626DD44 + F79CF49562969219 + 88C32C194EA78D27 + DA8AFFE1353FF352 + A7A3C331A64CB146 + + A1F53517A7BE0CAA + + ibase = A + + seed = 54.0950779151573258314404657465246373249101452529430389404296875000 + + ibase = G + + for (i = 0; i < 64; ++i) { + rand() + } + + seed = 0.2890120 + + rand() +} + +print "Testing array...\n" + +ibase = A + +seed = s + +sum = 0 + +for (i = 0; i < 100; ++i) { + a[i] == rand() + sum += a[i] + b[i] == irand(sum) +} + +print "Exercising irand()...\n" + +scale = 256 + +pow = (maxrand() + 1) ^ 4 +s = 2^256 + 2^128 + (irand(pow) / pow) +seed = s +seed < s + +s = -459.125 +seed = s +seed == -s + +irand(0) +irand(1) +seed == -s +irand(maxrand() + 1) <= maxrand() + +for (i = 0; i < 200; ++i) { + irand(20) < 20 +} + +seed = 738 +seed != 738 + +s = 2398@0625 +seed = s +seed != s + +pow = (maxrand() + 1) ^ 4 +s = 2^2560 + 2^128 + (irand(pow) / pow) +seed = s +seed < s + +b = 0 +m = maxrand() + 1 +n = m + 1 + +for (i = 0; !b && i < 100; ++i) { + c = irand(n) + b = (c != 0 && c != m) + if (c >= n) print "irand() result is too large.\n" +} + +b diff --git a/tests/bc/rand_results.txt b/tests/bc/rand_results.txt new file mode 100644 index 000000000000..fc6177f718e7 --- /dev/null +++ b/tests/bc/rand_results.txt @@ -0,0 +1,616 @@ +Gathering array... +Testing implementation... +86B1DA1D72062B68 +1304AA46C9853D39 +A3670E9E0DD50358 +F9090E529A7DAE00 +C85B9FD837996F2C 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+1 +1 +1 +1 +1 diff --git a/tests/bc/read.txt b/tests/bc/read.txt new file mode 100644 index 000000000000..8d2f0971e2ce --- /dev/null +++ b/tests/bc/read.txt @@ -0,0 +1 @@ +1 + 1 diff --git a/tests/bc/read_errors.txt b/tests/bc/read_errors.txt new file mode 100644 index 000000000000..1990eaeea621 --- /dev/null +++ b/tests/bc/read_errors.txt @@ -0,0 +1,2 @@ +5+5; +read() diff --git a/tests/bc/read_results.txt b/tests/bc/read_results.txt new file mode 100644 index 000000000000..0cfbf08886fc --- /dev/null +++ b/tests/bc/read_results.txt @@ -0,0 +1 @@ +2 diff --git a/tests/bc/scale.txt b/tests/bc/scale.txt new file mode 100644 index 000000000000..e8bee791bce7 --- /dev/null +++ b/tests/bc/scale.txt @@ -0,0 +1,57 @@ +scale(0) +scale(1) +scale(12) +scale(123) +scale(1234) +scale(12345) +scale(123456) +scale(1234567) +scale(12345678) +scale(123456789) +scale(1234567890) +scale(1.0) +scale(12.0) +scale(123.0) +scale(1234.0) +scale(12345.0) +scale(123456.0) +scale(1234567.0) +scale(12345678.0) +scale(123456789.0) +scale(1234567890.0) +scale(.1) +scale(.12) +scale(.123) +scale(.1234) +scale(.12345) +scale(.123456) +scale(.1234567) +scale(.12345678) +scale(.123456789) +scale(.1234567890) +scale(.01) +scale(.012) +scale(.0123) +scale(.01234) +scale(.012345) +scale(.0123456) +scale(.01234567) +scale(.012345678) +scale(.0123456789) +scale(.01234567890) +scale(.0000000001) +scale(.00000000012) +scale(.000000000123) +scale(.0000000001234) +scale(.00000000012345) +scale(.000000000123456) +scale(.0000000001234567) +scale(.00000000012345678) +scale(.000000000123456789) +scale(.0000000001234567890) +scale(289.29837) +scale(2893.00000) +scale(289.0) +scale(1802973.0000000238) +scale(.000000000000000093182394080000000000) +scale(0.00000000000000000000) diff --git a/tests/bc/scale_results.txt b/tests/bc/scale_results.txt new file mode 100644 index 000000000000..386ef5422173 --- /dev/null +++ b/tests/bc/scale_results.txt @@ -0,0 +1,57 @@ +0 +0 +0 +0 +0 +0 +0 +0 +0 +0 +0 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10 +2 +3 +4 +5 +6 +7 +8 +9 +10 +11 +10 +11 +12 +13 +14 +15 +16 +17 +18 +19 +5 +5 +1 +10 +36 +20 diff --git a/tests/bc/scientific.txt b/tests/bc/scientific.txt new file mode 100644 index 000000000000..bd04562a8df3 --- /dev/null +++ b/tests/bc/scientific.txt @@ -0,0 +1,51 @@ +0e0 +0e1 +0e5 +0e-2 +0e-100 +1e0 +-1e1 +1e9 +-1e21 +1e-1 +-1e-2 +1e-5 +4.92837e5 +-3.28971028e20 +6.2e3 +-8.289371e2 +5.9817280937e8 +-3.28977e-1 +8.8927891e-20 +-7.98239e-4 +4.4892e-4 +-18937e0 +198273e10 +-18927e-4 +28937e-5 +-891072e-7 +.28972e0 +-.891273e-1 +.8928397e1 +-.0002983172e5 +.00022e3 +-.00022e4 +.0000328937e8 +obase=0 +0 +1 +10 +-289 +2894 +-89434 +894370 +-1239839 +28931708 +-8052098.8029731809 +.1 +-.01 +.001 +-.00038 +.0000483 +-.0002894378190 +.2893712083 diff --git a/tests/bc/scientific_results.txt b/tests/bc/scientific_results.txt new file mode 100644 index 000000000000..557fcf61fe5e --- /dev/null +++ b/tests/bc/scientific_results.txt @@ -0,0 +1,50 @@ +0 +0 +0 +0 +0 +1 +-10 +1000000000 +-1000000000000000000000 +.1 +-.01 +.00001 +492837 +-328971028000000000000 +6200 +-828.9371 +598172809.37 +-.328977 +.000000000000000000088927891 +-.000798239 +.00044892 +-18937 +1982730000000000 +-1.8927 +.28937 +-.0891072 +.28972 +-.0891273 +8.928397 +-29.83172 +.22 +-2.2 +3289.37 +0 +1e0 +1.0e1 +-2.89e2 +2.894e3 +-8.9434e4 +8.94370e5 +-1.239839e6 +2.8931708e7 +-8.0520988029731809e6 +1e-1 +-1e-2 +1e-3 +-3.8e-4 +4.83e-5 +-2.894378190e-4 +2.893712083e-1 diff --git a/tests/bc/scripts/add.bc b/tests/bc/scripts/add.bc new file mode 100644 index 000000000000..03f8581251be --- /dev/null +++ b/tests/bc/scripts/add.bc @@ -0,0 +1,17 @@ +#! /usr/bin/bc -lq + +scale = 20 +x = 1234567890 / scale +len = length(x) + 1 + scale +len *= 2 + +for (i = 0; i <= len; ++i) { + a[i] = x * (10^i) + a[i] +} + +for (i = 1; i <= 10000; ++i) { + for (j = 0; j < len; ++j) { + a[0] + a[j] + } +} diff --git a/tests/bc/scripts/array.bc b/tests/bc/scripts/array.bc new file mode 100755 index 000000000000..dac232804914 --- /dev/null +++ b/tests/bc/scripts/array.bc @@ -0,0 +1,60 @@ +#! /usr/bin/bc -q + +define z(a[]) { + for (i = 0; i < l; ++i) { + a[i] + } +} + +define x(a[]) { + + # Test for separate vars and arrays. + auto a + + for (a = 0; a < l; ++a) { + a[a] = -a + } + + z(a[]) +} + +define g(x[], y[]) { + return x[0] - y[0] +} + +define h(y[], x[]) { + return g(x[], y[]) +} + +define m(*x[], *y[]) { + return x[0] / y[0] +} + +define n(*y[], *x[]) { + return m(x[], y[]) +} + +for (i = 0; i < 101; ++i) { + a[i] = i +} + +a[104] = 204 + +l = length(a[]) + +for (i = 0; i <= l; ++i) { + a[i] +} + +z(a[]) +x(a[]) +z(a[]) +l + +x[0] = 5 +y[0] = 4 + +h(x[], y[]) +n(x[], y[]) + +halt diff --git a/tests/bc/scripts/array.txt b/tests/bc/scripts/array.txt new file mode 100644 index 000000000000..2e30ae5899e8 --- /dev/null +++ b/tests/bc/scripts/array.txt @@ -0,0 +1,428 @@ +0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10 +11 +12 +13 +14 +15 +16 +17 +18 +19 +20 +21 +22 +23 +24 +25 +26 +27 +28 +29 +30 +31 +32 +33 +34 +35 +36 +37 +38 +39 +40 +41 +42 +43 +44 +45 +46 +47 +48 +49 +50 +51 +52 +53 +54 +55 +56 +57 +58 +59 +60 +61 +62 +63 +64 +65 +66 +67 +68 +69 +70 +71 +72 +73 +74 +75 +76 +77 +78 +79 +80 +81 +82 +83 +84 +85 +86 +87 +88 +89 +90 +91 +92 +93 +94 +95 +96 +97 +98 +99 +100 +0 +0 +0 +204 +0 +0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10 +11 +12 +13 +14 +15 +16 +17 +18 +19 +20 +21 +22 +23 +24 +25 +26 +27 +28 +29 +30 +31 +32 +33 +34 +35 +36 +37 +38 +39 +40 +41 +42 +43 +44 +45 +46 +47 +48 +49 +50 +51 +52 +53 +54 +55 +56 +57 +58 +59 +60 +61 +62 +63 +64 +65 +66 +67 +68 +69 +70 +71 +72 +73 +74 +75 +76 +77 +78 +79 +80 +81 +82 +83 +84 +85 +86 +87 +88 +89 +90 +91 +92 +93 +94 +95 +96 +97 +98 +99 +100 +0 +0 +0 +204 +0 +0 +-1 +-2 +-3 +-4 +-5 +-6 +-7 +-8 +-9 +-10 +-11 +-12 +-13 +-14 +-15 +-16 +-17 +-18 +-19 +-20 +-21 +-22 +-23 +-24 +-25 +-26 +-27 +-28 +-29 +-30 +-31 +-32 +-33 +-34 +-35 +-36 +-37 +-38 +-39 +-40 +-41 +-42 +-43 +-44 +-45 +-46 +-47 +-48 +-49 +-50 +-51 +-52 +-53 +-54 +-55 +-56 +-57 +-58 +-59 +-60 +-61 +-62 +-63 +-64 +-65 +-66 +-67 +-68 +-69 +-70 +-71 +-72 +-73 +-74 +-75 +-76 +-77 +-78 +-79 +-80 +-81 +-82 +-83 +-84 +-85 +-86 +-87 +-88 +-89 +-90 +-91 +-92 +-93 +-94 +-95 +-96 +-97 +-98 +-99 +-100 +-101 +-102 +-103 +-104 +0 +0 +0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10 +11 +12 +13 +14 +15 +16 +17 +18 +19 +20 +21 +22 +23 +24 +25 +26 +27 +28 +29 +30 +31 +32 +33 +34 +35 +36 +37 +38 +39 +40 +41 +42 +43 +44 +45 +46 +47 +48 +49 +50 +51 +52 +53 +54 +55 +56 +57 +58 +59 +60 +61 +62 +63 +64 +65 +66 +67 +68 +69 +70 +71 +72 +73 +74 +75 +76 +77 +78 +79 +80 +81 +82 +83 +84 +85 +86 +87 +88 +89 +90 +91 +92 +93 +94 +95 +96 +97 +98 +99 +100 +0 +0 +0 +204 +0 +105 +-1 +.80000000000000000000 diff --git a/tests/bc/scripts/atan.bc b/tests/bc/scripts/atan.bc new file mode 100755 index 000000000000..9d47f415c5b5 --- /dev/null +++ b/tests/bc/scripts/atan.bc @@ -0,0 +1,11 @@ +#! /usr/bin/bc -q + +for (i = 1; i <= 100; ++i) { + print "scale = ", i, "\n" + print "a(.267)\n" + print "a(1)\n" +} + +print "halt\n" + +halt diff --git a/tests/bc/scripts/atan.txt b/tests/bc/scripts/atan.txt new file mode 100644 index 000000000000..f4383f544ec6 --- /dev/null +++ b/tests/bc/scripts/atan.txt @@ -0,0 +1,301 @@ +scale = 1 +a(.267) +a(1) +scale = 2 +a(.267) +a(1) +scale = 3 +a(.267) +a(1) +scale = 4 +a(.267) +a(1) +scale = 5 +a(.267) +a(1) +scale = 6 +a(.267) +a(1) +scale = 7 +a(.267) +a(1) +scale = 8 +a(.267) +a(1) +scale = 9 +a(.267) +a(1) +scale = 10 +a(.267) +a(1) +scale = 11 +a(.267) +a(1) +scale = 12 +a(.267) +a(1) +scale = 13 +a(.267) +a(1) +scale = 14 +a(.267) +a(1) +scale = 15 +a(.267) +a(1) +scale = 16 +a(.267) +a(1) +scale = 17 +a(.267) +a(1) +scale = 18 +a(.267) +a(1) +scale = 19 +a(.267) +a(1) +scale = 20 +a(.267) +a(1) +scale = 21 +a(.267) +a(1) +scale = 22 +a(.267) +a(1) +scale = 23 +a(.267) +a(1) +scale = 24 +a(.267) +a(1) +scale = 25 +a(.267) +a(1) +scale = 26 +a(.267) +a(1) +scale = 27 +a(.267) +a(1) +scale = 28 +a(.267) +a(1) +scale = 29 +a(.267) +a(1) +scale = 30 +a(.267) +a(1) +scale = 31 +a(.267) +a(1) +scale = 32 +a(.267) +a(1) +scale = 33 +a(.267) +a(1) +scale = 34 +a(.267) +a(1) +scale = 35 +a(.267) +a(1) +scale = 36 +a(.267) +a(1) +scale = 37 +a(.267) +a(1) +scale = 38 +a(.267) +a(1) +scale = 39 +a(.267) +a(1) +scale = 40 +a(.267) +a(1) +scale = 41 +a(.267) +a(1) +scale = 42 +a(.267) +a(1) +scale = 43 +a(.267) +a(1) +scale = 44 +a(.267) +a(1) +scale = 45 +a(.267) +a(1) +scale = 46 +a(.267) +a(1) +scale = 47 +a(.267) +a(1) +scale = 48 +a(.267) +a(1) +scale = 49 +a(.267) +a(1) +scale = 50 +a(.267) +a(1) +scale = 51 +a(.267) +a(1) +scale = 52 +a(.267) +a(1) +scale = 53 +a(.267) +a(1) +scale = 54 +a(.267) +a(1) +scale = 55 +a(.267) +a(1) +scale = 56 +a(.267) +a(1) +scale = 57 +a(.267) +a(1) +scale = 58 +a(.267) +a(1) +scale = 59 +a(.267) +a(1) +scale = 60 +a(.267) +a(1) +scale = 61 +a(.267) +a(1) +scale = 62 +a(.267) +a(1) +scale = 63 +a(.267) +a(1) +scale = 64 +a(.267) +a(1) +scale = 65 +a(.267) +a(1) +scale = 66 +a(.267) +a(1) +scale = 67 +a(.267) +a(1) +scale = 68 +a(.267) +a(1) +scale = 69 +a(.267) +a(1) +scale = 70 +a(.267) +a(1) +scale = 71 +a(.267) +a(1) +scale = 72 +a(.267) +a(1) +scale = 73 +a(.267) +a(1) +scale = 74 +a(.267) +a(1) +scale = 75 +a(.267) +a(1) +scale = 76 +a(.267) +a(1) +scale = 77 +a(.267) +a(1) +scale = 78 +a(.267) +a(1) +scale = 79 +a(.267) +a(1) +scale = 80 +a(.267) +a(1) +scale = 81 +a(.267) +a(1) +scale = 82 +a(.267) +a(1) +scale = 83 +a(.267) +a(1) +scale = 84 +a(.267) +a(1) +scale = 85 +a(.267) +a(1) +scale = 86 +a(.267) +a(1) +scale = 87 +a(.267) +a(1) +scale = 88 +a(.267) +a(1) +scale = 89 +a(.267) +a(1) +scale = 90 +a(.267) +a(1) +scale = 91 +a(.267) +a(1) +scale = 92 +a(.267) +a(1) +scale = 93 +a(.267) +a(1) +scale = 94 +a(.267) +a(1) +scale = 95 +a(.267) +a(1) +scale = 96 +a(.267) +a(1) +scale = 97 +a(.267) +a(1) +scale = 98 +a(.267) +a(1) +scale = 99 +a(.267) +a(1) +scale = 100 +a(.267) +a(1) +halt diff --git a/tests/bc/scripts/bessel.bc b/tests/bc/scripts/bessel.bc new file mode 100755 index 000000000000..b82eee30d19e --- /dev/null +++ b/tests/bc/scripts/bessel.bc @@ -0,0 +1,43 @@ +#! /usr/bin/bc -q + +t[0] = 0 +t[1] = 0.5 +t[2] = 1 +t[3] = 1.5 +t[4] = 1.74 +t[5] = 2 +t[6] = 3.2345 +t[7] = 100 +t[8] = -0.5 +t[9] = -1 +t[10] = -1.5 +t[11] = -1.74 +t[12] = -2 +t[13] = -3.2345 +t[14] = -100 + +l = 15 + +a[0] = t[0] + +for (i = 1; i < l; ++i) { + a[i * 2 - 1] = t[i] + a[i * 2] = -t[i] +} + +l *= 2 +l -= 1 + +for (i = 0; i < l; ++i) { + for (j = 0; j < l; ++j) { + print "j(", a[i], ", ", a[j], ")\n" + } +} + +# These are specific tests that bc could not pass at one time. +print "j(3, 0.75)\n" +print "scale = 0; j(40, 0.75)\n" + +print "halt\n" + +halt diff --git a/tests/bc/scripts/divide.bc b/tests/bc/scripts/divide.bc new file mode 100644 index 000000000000..8527ffc35666 --- /dev/null +++ b/tests/bc/scripts/divide.bc @@ -0,0 +1,22 @@ +#! /usr/bin/bc -lq + +scale = 20 +x = 1234567890 * 10^(-scale) +len = 1 + 2 * scale + +x +scale += 10 + +for (i = 0; i <= len; ++i) { + a[i] = x * (10^i) + a[i] +} + +for (i = 1; i <= 10000; ++i) { + for (j = 0; j < len; ++j) { + a[0] / a[j] + (a[0] * i) / a[j] + a[0] / (a[j] * i) + (a[0] * i) / (a[j] * i) + } +} diff --git a/tests/bc/scripts/functions.bc b/tests/bc/scripts/functions.bc new file mode 100644 index 000000000000..80d6d1623d8d --- /dev/null +++ b/tests/bc/scripts/functions.bc @@ -0,0 +1,7 @@ +e(0.5) + +define e(x) { + return x +} + +e(0.5) diff --git a/tests/bc/scripts/functions.txt b/tests/bc/scripts/functions.txt new file mode 100644 index 000000000000..6e5975cb9d67 --- /dev/null +++ b/tests/bc/scripts/functions.txt @@ -0,0 +1,2 @@ +1.64872127070012814684 +.5 diff --git a/tests/bc/scripts/globals.bc b/tests/bc/scripts/globals.bc new file mode 100755 index 000000000000..e9a0c6dbacd3 --- /dev/null +++ b/tests/bc/scripts/globals.bc @@ -0,0 +1,23 @@ +#! /usr/bin/bc -gq + +define i(x) { + ibase=x + return ibase +} + +define o(x) { + obase=x + return obase +} + +define r(x) { + scale=x + return scale +} + +i(11) +ibase +o(12) +obase +r(15) +scale diff --git a/tests/bc/scripts/globals.txt b/tests/bc/scripts/globals.txt new file mode 100644 index 000000000000..e7faccdfed0b --- /dev/null +++ b/tests/bc/scripts/globals.txt @@ -0,0 +1,6 @@ +11 +10 +12 +10 +15 +20 diff --git a/tests/bc/scripts/len.bc b/tests/bc/scripts/len.bc new file mode 100644 index 000000000000..ec931f2386a5 --- /dev/null +++ b/tests/bc/scripts/len.bc @@ -0,0 +1,48 @@ +define fast_gcd(a, b) { + + if (a == b) return a; + if (a > b) return fast_gcd(a - b, b) + + return fast_gcd(a, b - a); +} + +define void r_reduce(*r[]) { + + auto g,s; + + if (length(r[]) != 2) sqrt(-1); + if (scale(r[0])) 2^r[0]; + if (scale(r[1])) 2^r[1]; + + if (r[0] >= 0 && r[1] >= 0) g = fast_gcd(r[0], r[1]); + else g = gcd(r[0], r[1]); + + s = scale; + scale = 0; + + r[0] /= g; + r[1] /= g; + + scale = s; +} + +define void r_init(*r[], a, b) { + r[0] = a; + r[1] = b; + r_reduce(r[]); +} + +define void r_initi(*r[], i, a, b) { + + length(r[]); + + r[0] = i * b + a; + r[1] = b; + + length(r[]); + + r_reduce(r[]); +} + +length(a[]) +r_initi(a[], 5, 63, 94); diff --git a/tests/bc/scripts/len.txt b/tests/bc/scripts/len.txt new file mode 100644 index 000000000000..33280629d45d --- /dev/null +++ b/tests/bc/scripts/len.txt @@ -0,0 +1,3 @@ +1 +1 +2 diff --git a/tests/bc/scripts/multiply.bc b/tests/bc/scripts/multiply.bc new file mode 100644 index 000000000000..2eb975aa68c4 --- /dev/null +++ b/tests/bc/scripts/multiply.bc @@ -0,0 +1,19 @@ +#! /usr/bin/bc -lq + +scale = 20 +x = 1234567890 / scale +len = length(x) + 1 + scale + +for (i = 0; i <= len; ++i) { + a[i] = x * (10^i) + a[i] +} + +for (i = 1; i <= 10000; ++i) { + for (j = 0; j < len; ++j) { + a[0] * a[j] + (a[0] * i) * a[j] + a[0] * (a[j] * i) + (a[0] * i) * (a[j] * i) + } +} diff --git a/tests/bc/scripts/parse.bc b/tests/bc/scripts/parse.bc new file mode 100755 index 000000000000..179daf116efd --- /dev/null +++ b/tests/bc/scripts/parse.bc @@ -0,0 +1,20 @@ +#! /usr/bin/bc -q + +for (b = 2; b <= 16; ++b) { + if (b == 10) continue + obase = 10 + print "ibase = A; ibase = ", b, "\n" + print "\qibase = \q\n" + b + obase = b + for (i = 0; i <= 4096; ++i) { + i + print "0.", i, "\n" + print ".", i, "\n" + print "1.", i, "\n" + print i, ".", "\n" + print i, ".", i, "\n" + } +} + +halt diff --git a/tests/bc/scripts/print.bc b/tests/bc/scripts/print.bc new file mode 100755 index 000000000000..9530cbdb3fc2 --- /dev/null +++ b/tests/bc/scripts/print.bc @@ -0,0 +1,25 @@ +#! /usr/bin/bc -q + +for (b = 2; b <= 100; ++b) { + + if (b == 10) continue + + s = b * b + + print "obase = ", b, "\n" + print "\qobase = \q\n" + b + + for (i = 0; i <= s; ++i) { + i + print "0.", i, "\n" + print ".", i, "\n" + print "1.", i, "\n" + print i, ".", "\n" + print i, ".", i, "\n" + } + + 2189432174861923048671023498128347619023487610234689172304.192748960128745108927461089237469018723460 +} + +halt diff --git a/tests/bc/scripts/rand.bc b/tests/bc/scripts/rand.bc new file mode 100644 index 000000000000..54173c713612 --- /dev/null +++ b/tests/bc/scripts/rand.bc @@ -0,0 +1,97 @@ +#! /usr/bin/bc + +define x(x) { + seed = x + seed@20 + return seed +} + +define y(x) { + auto s + seed@20 + s = x(x) + seed@20 + return s +} + +define void u(x) { + seed = x + seed@20 +} + +define void v(x) { + u(x) + seed@20 +} + +define g(x) { + auto s + s = irand(x) + s < x + return seed +} + +define h(x) { + auto s + s = g(x) + s == seed + return s +} + +define j(x) { + auto s, r + seed@20 + s = seed + r = rand() + seed = x + s != seed + return rand() +} + +define k(x) { + auto s, r + s = seed + seed@20 + r = j(x) + s != seed + seed = x + rand() == r + return r +} + +define m(*a[]) { + auto i + seed = seed + for (i = 0; i < 100; ++i) { + a[i] = rand() + } + return seed +} + +v(50.5) +seed@20 + +s = y(75.25) +s@20 +seed@20 + +r = rand() +i = irand(r) + +i < r + +s = h(maxrand() ^ 4) +s == seed + +seed = 2398.0625 +r = k(38.45) +seed = 38.45 +r == rand() + +s = m(a[]) + +for (i = 0; i < 100; ++i) { + rand() == a[i] +} + +s == seed diff --git a/tests/bc/scripts/rand.txt b/tests/bc/scripts/rand.txt new file mode 100644 index 000000000000..886daca15ec0 --- /dev/null +++ b/tests/bc/scripts/rand.txt @@ -0,0 +1,119 @@ +50.50000000000000000000 +50.50000000000000000000 +50.50000000000000000000 +50.50000000000000000000 +75.25000000000000000000 +50.50000000000000000000 +75.25000000000000000000 +50.50000000000000000000 +1 +1 +1 +1 +2398.06250000000000000000 +2398.06250000000000000000 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 diff --git a/tests/bc/scripts/references.bc b/tests/bc/scripts/references.bc new file mode 100755 index 000000000000..8188f17aa017 --- /dev/null +++ b/tests/bc/scripts/references.bc @@ -0,0 +1,408 @@ +#! /usr/bin/bc -q + +define printarray(a[], len) { + + auto i + + for (i = 0; i < len; ++i) { + a[i] + } +} + +define a2(a[], len) { + + auto i + + for (i = 0; i < len; ++i) { + a[i] = a[i] * a[i] + } + + printarray(a[], len) +} + +define a4(a__[], len) { + + auto i + + for (i = 0; i < len; ++i) { + a__[i] = a__[i] * a__[i] + } + + printarray(a__[], len) +} + +define a6(*a__[], len) { + + auto i + + for (i = 0; i < len; ++i) { + a__[i] = a__[i] * a__[i] + } + + printarray(a__[], len) +} + +define a1(*a[], len) { + + auto i + + for (i = 0; i < len; ++i) { + a[i] = i + } + + a2(a[], len) + + printarray(a[], len) +} + +define a3(*a__[], len) { + + auto i + + for (i = 0; i < len; ++i) { + a__[i] = i + } + + a4(a__[], len) + + printarray(a__[], len) +} + +define a5(*a__[], len) { + + auto i + + for (i = 0; i < len; ++i) { + a__[i] = i + } + + a2(a__[], len) + + printarray(a__[], len) +} + +define a7(*a__[], len) { + + auto i + + for (i = 0; i < len; ++i) { + a__[i] = i + } + + a6(a__[], len) + + printarray(a__[], len) +} + +len = 16 + +a1(a[], len) +printarray(a[], len) +a3(a[], len) +printarray(a[], len) +a5(a[], len) +printarray(a[], len) +a7(a[], len) +printarray(a[], len) + +a1(b[], len) +printarray(b[], len) +a3(b[], len) +printarray(b[], len) +a5(b[], len) +printarray(b[], len) +a7(b[], len) +printarray(b[], len) + +a1[0] = 0 +a2[0] = 0 +a3[0] = 0 +a4[0] = 0 +a5[0] = 0 +a6[0] = 0 +a7[0] = 0 +a8[0] = 0 +a9[0] = 0 +a10[0] = 0 +a11[0] = 0 +a12[0] = 0 +a13[0] = 0 +a14[0] = 0 +a15[0] = 0 +a16[0] = 0 +a17[0] = 0 +a18[0] = 0 +a19[0] = 0 +a20[0] = 0 +a21[0] = 0 +a22[0] = 0 +a23[0] = 0 +a24[0] = 0 +a25[0] = 0 +a26[0] = 0 +a27[0] = 0 +a28[0] = 0 +a29[0] = 0 +a30[0] = 0 +a31[0] = 0 +a32[0] = 0 +a33[0] = 0 +a34[0] = 0 +a35[0] = 0 +a36[0] = 0 +a37[0] = 0 +a38[0] = 0 +a39[0] = 0 +a40[0] = 0 +a41[0] = 0 +a42[0] = 0 +a43[0] = 0 +a44[0] = 0 +a45[0] = 0 +a46[0] = 0 +a47[0] = 0 +a48[0] = 0 +a49[0] = 0 +a50[0] = 0 +a51[0] = 0 +a52[0] = 0 +a53[0] = 0 +a54[0] = 0 +a55[0] = 0 +a56[0] = 0 +a57[0] = 0 +a58[0] = 0 +a59[0] = 0 +a60[0] = 0 +a61[0] = 0 +a62[0] = 0 +a63[0] = 0 +a64[0] = 0 +a65[0] = 0 +a66[0] = 0 +a67[0] = 0 +a68[0] = 0 +a69[0] = 0 +a70[0] = 0 +a71[0] = 0 +a72[0] = 0 +a73[0] = 0 +a74[0] = 0 +a75[0] = 0 +a76[0] = 0 +a77[0] = 0 +a78[0] = 0 +a79[0] = 0 +a80[0] = 0 +a81[0] = 0 +a82[0] = 0 +a83[0] = 0 +a84[0] = 0 +a85[0] = 0 +a86[0] = 0 +a87[0] = 0 +a88[0] = 0 +a89[0] = 0 +a90[0] = 0 +a91[0] = 0 +a92[0] = 0 +a93[0] = 0 +a94[0] = 0 +a95[0] = 0 +a96[0] = 0 +a97[0] = 0 +a98[0] = 0 +a99[0] = 0 +a100[0] = 0 +a101[0] = 0 +a102[0] = 0 +a103[0] = 0 +a104[0] = 0 +a105[0] = 0 +a106[0] = 0 +a107[0] = 0 +a108[0] = 0 +a109[0] = 0 +a110[0] = 0 +a111[0] = 0 +a112[0] = 0 +a113[0] = 0 +a114[0] = 0 +a115[0] = 0 +a116[0] = 0 +a117[0] = 0 +a118[0] = 0 +a119[0] = 0 +a120[0] = 0 +a121[0] = 0 +a122[0] = 0 +a123[0] = 0 +a124[0] = 0 +a125[0] = 0 +a126[0] = 0 +a127[0] = 0 +a128[0] = 0 +a129[0] = 0 +a130[0] = 0 +a131[0] = 0 +a132[0] = 0 +a133[0] = 0 +a134[0] = 0 +a135[0] = 0 +a136[0] = 0 +a137[0] = 0 +a138[0] = 0 +a139[0] = 0 +a140[0] = 0 +a141[0] = 0 +a142[0] = 0 +a143[0] = 0 +a144[0] = 0 +a145[0] = 0 +a146[0] = 0 +a147[0] = 0 +a148[0] = 0 +a149[0] = 0 +a150[0] = 0 +a151[0] = 0 +a152[0] = 0 +a153[0] = 0 +a154[0] = 0 +a155[0] = 0 +a156[0] = 0 +a157[0] = 0 +a158[0] = 0 +a159[0] = 0 +a160[0] = 0 +a161[0] = 0 +a162[0] = 0 +a163[0] = 0 +a164[0] = 0 +a165[0] = 0 +a166[0] = 0 +a167[0] = 0 +a168[0] = 0 +a169[0] = 0 +a170[0] = 0 +a171[0] = 0 +a172[0] = 0 +a173[0] = 0 +a174[0] = 0 +a175[0] = 0 +a176[0] = 0 +a177[0] = 0 +a178[0] = 0 +a179[0] = 0 +a180[0] = 0 +a181[0] = 0 +a182[0] = 0 +a183[0] = 0 +a184[0] = 0 +a185[0] = 0 +a186[0] = 0 +a187[0] = 0 +a188[0] = 0 +a189[0] = 0 +a190[0] = 0 +a191[0] = 0 +a192[0] = 0 +a193[0] = 0 +a194[0] = 0 +a195[0] = 0 +a196[0] = 0 +a197[0] = 0 +a198[0] = 0 +a199[0] = 0 +a200[0] = 0 +a201[0] = 0 +a202[0] = 0 +a203[0] = 0 +a204[0] = 0 +a205[0] = 0 +a206[0] = 0 +a207[0] = 0 +a208[0] = 0 +a209[0] = 0 +a210[0] = 0 +a211[0] = 0 +a212[0] = 0 +a213[0] = 0 +a214[0] = 0 +a215[0] = 0 +a216[0] = 0 +a217[0] = 0 +a218[0] = 0 +a219[0] = 0 +a220[0] = 0 +a221[0] = 0 +a222[0] = 0 +a223[0] = 0 +a224[0] = 0 +a225[0] = 0 +a226[0] = 0 +a227[0] = 0 +a228[0] = 0 +a229[0] = 0 +a230[0] = 0 +a231[0] = 0 +a232[0] = 0 +a233[0] = 0 +a234[0] = 0 +a235[0] = 0 +a236[0] = 0 +a237[0] = 0 +a238[0] = 0 +a239[0] = 0 +a240[0] = 0 +a241[0] = 0 +a242[0] = 0 +a243[0] = 0 +a244[0] = 0 +a245[0] = 0 +a246[0] = 0 +a247[0] = 0 +a248[0] = 0 +a249[0] = 0 +a250[0] = 0 +a251[0] = 0 +a252[0] = 0 +a253[0] = 0 +a254[0] = 0 +a255[0] = 0 +a256[0] = 0 + +a1(a253[], len) +printarray(a253[], len) +a3(a253[], len) +printarray(a253[], len) +a5(a253[], len) +printarray(a253[], len) +a7(a253[], len) +printarray(a253[], len) + +a1(a254[], len) +printarray(a254[], len) +a3(a254[], len) +printarray(a254[], len) +a5(a254[], len) +printarray(a254[], len) +a7(a254[], len) +printarray(a254[], len) + +a1(a255[], len) +printarray(a255[], len) +a3(a255[], len) +printarray(a255[], len) +a5(a255[], len) +printarray(a255[], len) +a7(a255[], len) +printarray(a255[], len) + +a1(a256[], len) +printarray(a256[], len) +a3(a256[], len) +printarray(a256[], len) +a5(a256[], len) +printarray(a256[], len) +a7(a256[], len) +printarray(a256[], len) diff --git a/tests/bc/scripts/references.txt b/tests/bc/scripts/references.txt new file mode 100644 index 000000000000..1e5f65faf75c --- /dev/null +++ b/tests/bc/scripts/references.txt @@ -0,0 +1,1272 @@ +0 +1 +4 +9 +16 +25 +36 +49 +64 +81 +100 +121 +144 +169 +196 +225 +0 +0 +0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10 +11 +12 +13 +14 +15 +0 +0 +0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10 +11 +12 +13 +14 +15 +0 +0 +1 +4 +9 +16 +25 +36 +49 +64 +81 +100 +121 +144 +169 +196 +225 +0 +0 +0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10 +11 +12 +13 +14 +15 +0 +0 +0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10 +11 +12 +13 +14 +15 +0 +0 +1 +4 +9 +16 +25 +36 +49 +64 +81 +100 +121 +144 +169 +196 +225 +0 +0 +0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10 +11 +12 +13 +14 +15 +0 +0 +0 +1 +2 +3 +4 +5 +6 +7 +8 +9 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+ +scale = 20 +x = 1234567890 / scale +len = length(x) + 1 + scale +len *= 2 + +for (i = 0; i <= len; ++i) { + a[i] = x * (10^i) + a[i] +} + +for (i = 1; i <= 10000; ++i) { + for (j = 0; j < len; ++j) { + a[0] - a[j] + } +} diff --git a/tests/bc/shift.txt b/tests/bc/shift.txt new file mode 100644 index 000000000000..40b973358f96 --- /dev/null +++ b/tests/bc/shift.txt @@ -0,0 +1,5341 @@ +0 << 0 +1 << 0 +2 << 0 +0.0023896 << 0 +1.298346 << 0 +2.00000000 << 0 +0.0023896 << 3 +1.298346 << 4 +2.00000000 << 5 +x = 89136.892348976 +x <<= 7 +x +x = 1892634051829351283289298 +x <<= 24 +x +0 >> 0 +1 >> 0 +2 >> 0 +0.0023896 >> 0 +1.298346 >> 0 +2.00000000 >> 0 +0.0023896 >> 3 +1.298346 >> 4 +2.00000000 >> 5 +x = 89136.892348976 +x >>= 7 +x +x = 1892634051829351283289298 +x >>= 24 +x +-1 << 0 +-2 << 0 +-0.0023896 << 0 +-1.298346 << 0 +-2.00000000 << 0 +-0.0023896 << 3 +-1.298346 << 4 +-2.00000000 << 5 +x = -89136.892348976 +x <<= 7 +x +x = -1892634051829351283289298 +x <<= 24 +x +-1 >> 0 +-2 >> 0 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>> 5 +100000.000001 >> 6 +100000.000001 >> 7 +100000.000001 >> 8 +100000.000001 >> 9 +100000.000001 >> 10 +100000.000001 >> 11 +100000.000001 >> 12 +100000.000001 >> 13 +100000.000001 >> 14 +100000.000001 >> 15 +100000.000001 >> 16 +100000.000001 >> 17 +100000.000001 >> 18 +100000.000001 >> 19 +100000.0000001 >> 0 +100000.0000001 >> 1 +100000.0000001 >> 2 +100000.0000001 >> 3 +100000.0000001 >> 4 +100000.0000001 >> 5 +100000.0000001 >> 6 +100000.0000001 >> 7 +100000.0000001 >> 8 +100000.0000001 >> 9 +100000.0000001 >> 10 +100000.0000001 >> 11 +100000.0000001 >> 12 +100000.0000001 >> 13 +100000.0000001 >> 14 +100000.0000001 >> 15 +100000.0000001 >> 16 +100000.0000001 >> 17 +100000.0000001 >> 18 +100000.0000001 >> 19 +100000.00000001 >> 0 +100000.00000001 >> 1 +100000.00000001 >> 2 +100000.00000001 >> 3 +100000.00000001 >> 4 +100000.00000001 >> 5 +100000.00000001 >> 6 +100000.00000001 >> 7 +100000.00000001 >> 8 +100000.00000001 >> 9 +100000.00000001 >> 10 +100000.00000001 >> 11 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>> 5 +1000000.00001 >> 6 +1000000.00001 >> 7 +1000000.00001 >> 8 +1000000.00001 >> 9 +1000000.00001 >> 10 +1000000.00001 >> 11 +1000000.00001 >> 12 +1000000.00001 >> 13 +1000000.00001 >> 14 +1000000.00001 >> 15 +1000000.00001 >> 16 +1000000.00001 >> 17 +1000000.00001 >> 18 +1000000.00001 >> 19 +1000000.000001 >> 0 +1000000.000001 >> 1 +1000000.000001 >> 2 +1000000.000001 >> 3 +1000000.000001 >> 4 +1000000.000001 >> 5 +1000000.000001 >> 6 +1000000.000001 >> 7 +1000000.000001 >> 8 +1000000.000001 >> 9 +1000000.000001 >> 10 +1000000.000001 >> 11 +1000000.000001 >> 12 +1000000.000001 >> 13 +1000000.000001 >> 14 +1000000.000001 >> 15 +1000000.000001 >> 16 +1000000.000001 >> 17 +1000000.000001 >> 18 +1000000.000001 >> 19 +1000000.0000001 >> 0 +1000000.0000001 >> 1 +1000000.0000001 >> 2 +1000000.0000001 >> 3 +1000000.0000001 >> 4 +1000000.0000001 >> 5 +1000000.0000001 >> 6 +1000000.0000001 >> 7 +1000000.0000001 >> 8 +1000000.0000001 >> 9 +1000000.0000001 >> 10 +1000000.0000001 >> 11 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>> 1 +10000000.1 >> 2 +10000000.1 >> 3 +10000000.1 >> 4 +10000000.1 >> 5 +10000000.1 >> 6 +10000000.1 >> 7 +10000000.1 >> 8 +10000000.1 >> 9 +10000000.1 >> 10 +10000000.1 >> 11 +10000000.1 >> 12 +10000000.1 >> 13 +10000000.1 >> 14 +10000000.1 >> 15 +10000000.1 >> 16 +10000000.1 >> 17 +10000000.1 >> 18 +10000000.1 >> 19 +10000000.01 >> 0 +10000000.01 >> 1 +10000000.01 >> 2 +10000000.01 >> 3 +10000000.01 >> 4 +10000000.01 >> 5 +10000000.01 >> 6 +10000000.01 >> 7 +10000000.01 >> 8 +10000000.01 >> 9 +10000000.01 >> 10 +10000000.01 >> 11 +10000000.01 >> 12 +10000000.01 >> 13 +10000000.01 >> 14 +10000000.01 >> 15 +10000000.01 >> 16 +10000000.01 >> 17 +10000000.01 >> 18 +10000000.01 >> 19 +10000000.001 >> 0 +10000000.001 >> 1 +10000000.001 >> 2 +10000000.001 >> 3 +10000000.001 >> 4 +10000000.001 >> 5 +10000000.001 >> 6 +10000000.001 >> 7 +10000000.001 >> 8 +10000000.001 >> 9 +10000000.001 >> 10 +10000000.001 >> 11 +10000000.001 >> 12 +10000000.001 >> 13 +10000000.001 >> 14 +10000000.001 >> 15 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>> 14 +100000000.1 >> 15 +100000000.1 >> 16 +100000000.1 >> 17 +100000000.1 >> 18 +100000000.1 >> 19 +100000000.01 >> 0 +100000000.01 >> 1 +100000000.01 >> 2 +100000000.01 >> 3 +100000000.01 >> 4 +100000000.01 >> 5 +100000000.01 >> 6 +100000000.01 >> 7 +100000000.01 >> 8 +100000000.01 >> 9 +100000000.01 >> 10 +100000000.01 >> 11 +100000000.01 >> 12 +100000000.01 >> 13 +100000000.01 >> 14 +100000000.01 >> 15 +100000000.01 >> 16 +100000000.01 >> 17 +100000000.01 >> 18 +100000000.01 >> 19 +100000000.001 >> 0 +100000000.001 >> 1 +100000000.001 >> 2 +100000000.001 >> 3 +100000000.001 >> 4 +100000000.001 >> 5 +100000000.001 >> 6 +100000000.001 >> 7 +100000000.001 >> 8 +100000000.001 >> 9 +100000000.001 >> 10 +100000000.001 >> 11 +100000000.001 >> 12 +100000000.001 >> 13 +100000000.001 >> 14 +100000000.001 >> 15 +100000000.001 >> 16 +100000000.001 >> 17 +100000000.001 >> 18 +100000000.001 >> 19 +100000000.0001 >> 0 +100000000.0001 >> 1 +100000000.0001 >> 2 +100000000.0001 >> 3 +100000000.0001 >> 4 +100000000.0001 >> 5 +100000000.0001 >> 6 +100000000.0001 >> 7 +100000000.0001 >> 8 +100000000.0001 >> 9 +100000000.0001 >> 10 +100000000.0001 >> 11 +100000000.0001 >> 12 +100000000.0001 >> 13 +100000000.0001 >> 14 +100000000.0001 >> 15 +100000000.0001 >> 16 +100000000.0001 >> 17 +100000000.0001 >> 18 +100000000.0001 >> 19 +100000000.00001 >> 0 +100000000.00001 >> 1 +100000000.00001 >> 2 +100000000.00001 >> 3 +100000000.00001 >> 4 +100000000.00001 >> 5 +100000000.00001 >> 6 +100000000.00001 >> 7 +100000000.00001 >> 8 +100000000.00001 >> 9 +100000000.00001 >> 10 +100000000.00001 >> 11 +100000000.00001 >> 12 +100000000.00001 >> 13 +100000000.00001 >> 14 +100000000.00001 >> 15 +100000000.00001 >> 16 +100000000.00001 >> 17 +100000000.00001 >> 18 +100000000.00001 >> 19 +100000000.000001 >> 0 +100000000.000001 >> 1 +100000000.000001 >> 2 +100000000.000001 >> 3 +100000000.000001 >> 4 +100000000.000001 >> 5 +100000000.000001 >> 6 +100000000.000001 >> 7 +100000000.000001 >> 8 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9 +100000000.00000001 >> 10 +100000000.00000001 >> 11 +100000000.00000001 >> 12 +100000000.00000001 >> 13 +100000000.00000001 >> 14 +100000000.00000001 >> 15 +100000000.00000001 >> 16 +100000000.00000001 >> 17 +100000000.00000001 >> 18 +100000000.00000001 >> 19 +100000000.000000001 >> 0 +100000000.000000001 >> 1 +100000000.000000001 >> 2 +100000000.000000001 >> 3 +100000000.000000001 >> 4 +100000000.000000001 >> 5 +100000000.000000001 >> 6 +100000000.000000001 >> 7 +100000000.000000001 >> 8 +100000000.000000001 >> 9 +100000000.000000001 >> 10 +100000000.000000001 >> 11 +100000000.000000001 >> 12 +100000000.000000001 >> 13 +100000000.000000001 >> 14 +100000000.000000001 >> 15 +100000000.000000001 >> 16 +100000000.000000001 >> 17 +100000000.000000001 >> 18 +100000000.000000001 >> 19 +100000000.0000000001 >> 0 +100000000.0000000001 >> 1 +100000000.0000000001 >> 2 +100000000.0000000001 >> 3 +100000000.0000000001 >> 4 +100000000.0000000001 >> 5 +100000000.0000000001 >> 6 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>> 2 +1000000000.0001 >> 3 +1000000000.0001 >> 4 +1000000000.0001 >> 5 +1000000000.0001 >> 6 +1000000000.0001 >> 7 +1000000000.0001 >> 8 +1000000000.0001 >> 9 +1000000000.0001 >> 10 +1000000000.0001 >> 11 +1000000000.0001 >> 12 +1000000000.0001 >> 13 +1000000000.0001 >> 14 +1000000000.0001 >> 15 +1000000000.0001 >> 16 +1000000000.0001 >> 17 +1000000000.0001 >> 18 +1000000000.0001 >> 19 +1000000000.00001 >> 0 +1000000000.00001 >> 1 +1000000000.00001 >> 2 +1000000000.00001 >> 3 +1000000000.00001 >> 4 +1000000000.00001 >> 5 +1000000000.00001 >> 6 +1000000000.00001 >> 7 +1000000000.00001 >> 8 +1000000000.00001 >> 9 +1000000000.00001 >> 10 +1000000000.00001 >> 11 +1000000000.00001 >> 12 +1000000000.00001 >> 13 +1000000000.00001 >> 14 +1000000000.00001 >> 15 +1000000000.00001 >> 16 +1000000000.00001 >> 17 +1000000000.00001 >> 18 +1000000000.00001 >> 19 +1000000000.000001 >> 0 +1000000000.000001 >> 1 +1000000000.000001 >> 2 +1000000000.000001 >> 3 +1000000000.000001 >> 4 +1000000000.000001 >> 5 +1000000000.000001 >> 6 +1000000000.000001 >> 7 +1000000000.000001 >> 8 +1000000000.000001 >> 9 +1000000000.000001 >> 10 +1000000000.000001 >> 11 +1000000000.000001 >> 12 +1000000000.000001 >> 13 +1000000000.000001 >> 14 +1000000000.000001 >> 15 +1000000000.000001 >> 16 +1000000000.000001 >> 17 +1000000000.000001 >> 18 +1000000000.000001 >> 19 +1000000000.0000001 >> 0 +1000000000.0000001 >> 1 +1000000000.0000001 >> 2 +1000000000.0000001 >> 3 +1000000000.0000001 >> 4 +1000000000.0000001 >> 5 +1000000000.0000001 >> 6 +1000000000.0000001 >> 7 +1000000000.0000001 >> 8 +1000000000.0000001 >> 9 +1000000000.0000001 >> 10 +1000000000.0000001 >> 11 +1000000000.0000001 >> 12 +1000000000.0000001 >> 13 +1000000000.0000001 >> 14 +1000000000.0000001 >> 15 +1000000000.0000001 >> 16 +1000000000.0000001 >> 17 +1000000000.0000001 >> 18 +1000000000.0000001 >> 19 +1000000000.00000001 >> 0 +1000000000.00000001 >> 1 +1000000000.00000001 >> 2 +1000000000.00000001 >> 3 +1000000000.00000001 >> 4 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--git a/tests/bc/strings.txt b/tests/bc/strings.txt new file mode 100644 index 000000000000..8de9901d064c --- /dev/null +++ b/tests/bc/strings.txt @@ -0,0 +1,16 @@ +"string" +"another string" +"yet +another +string" +"noescapes\n" +"newline +" +print "string" +print "newline\n" + +print "\\\e\n" +print "\d\n" +"abc\\ +def +" diff --git a/tests/bc/strings_results.txt b/tests/bc/strings_results.txt new file mode 100644 index 000000000000..7e1646f03872 --- /dev/null +++ b/tests/bc/strings_results.txt @@ -0,0 +1,8 @@ +stringanother stringyet +another +stringnoescapes\nnewline +stringnewline +\\ +\d +abc\\ +def diff --git a/tests/bc/subtract.txt b/tests/bc/subtract.txt new file mode 100644 index 000000000000..e3ea1ced9ec5 --- /dev/null +++ b/tests/bc/subtract.txt @@ -0,0 +1,153 @@ +0 - 0 +0 - 1 +1 - 0 +1 - 1 +5 - 2 +2 - 9 +321974 - 12845976238457 +2874519803456710938465 - 384723854 +10000000000000000000000000000000000000000 - 999999999999999999999999999999999999999 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Howard and contributors. +# +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are met: +# +# * Redistributions of source code must retain the above copyright notice, this +# list of conditions and the following disclaimer. +# +# * Redistributions in binary form must reproduce the above copyright notice, +# this list of conditions and the following disclaimer in the documentation +# and/or other materials provided with the distribution. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE +# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +# POSSIBILITY OF SUCH DAMAGE. +# + +# Tests the timeconst.bc script from the Linux kernel build. +# You can find the script at kernel/time/timeconst.bc in any Linux repo. +# One such repo is: https://github.com/torvalds/linux + +script="$0" +testdir=$(dirname "$script") + +if [ "$#" -gt 0 ]; then + timeconst="$1" + shift +else + timeconst="$testdir/scripts/timeconst.bc" +fi + +if [ "$#" -gt 0 ]; then + bc="$1" + shift +else + bc="$testdir/../../bin/bc" +fi + +out1="$testdir/../.log_bc_timeconst.txt" +out2="$testdir/../.log_bc_timeconst_test.txt" + +base=$(basename "$timeconst") + +if [ ! -f "$timeconst" ]; then + printf 'Warning: %s does not exist\n' "$timeconst" + printf 'Skipping...\n' + exit 0 +fi + +printf 'Running %s...' "$base" + +nums=$(printf 'for (i = 0; i <= 1000; ++i) { i }\n' | bc) + +for i in $nums; do + + printf '%s\n' "$i" | bc -q "$timeconst" > "$out1" + + err="$?" + + if [ "$err" -ne 0 ]; then + printf '\nOther bc is not GNU compatible. Skipping...\n' + exit 0 + fi + + printf '%s\n' "$i" | "$bc" "$@" -q "$timeconst" > "$out2" + + diff "$out1" "$out2" + + error="$?" + + if [ "$error" -ne 0 ]; then + printf '\nFailed on input: %s\n' "$i" + exit "$error" + fi + +done + +rm -f "$out1" +rm -f "$out2" + +printf 'pass\n' diff --git a/tests/bc/trunc.txt b/tests/bc/trunc.txt new file mode 100644 index 000000000000..364bb224a2e3 --- /dev/null +++ b/tests/bc/trunc.txt @@ -0,0 +1,15 @@ +0$ +1$ +2$ +0.8249167203486$ +1.28937150237$ +2.0$ +28937.92837605126$ +2890.000000000$ +-1$ +-1.128973$ +-9812387.28910273$ +x = 83.298 +x$ +x = -1893.19 +(x)$ diff --git a/tests/bc/trunc_results.txt b/tests/bc/trunc_results.txt new file mode 100644 index 000000000000..c888c95d2daa --- /dev/null +++ b/tests/bc/trunc_results.txt @@ -0,0 +1,13 @@ +0 +1 +2 +0 +1 +2 +28937 +2890 +-1 +-1 +-9812387 +83 +-1893 diff --git a/tests/bc/vars.txt b/tests/bc/vars.txt new file mode 100644 index 000000000000..91e3572c2a0b --- /dev/null +++ b/tests/bc/vars.txt @@ -0,0 +1,7 @@ +scale=10;123981239.981273987 * 12983791827398.29836472638 +scale=100;759634576394.3946587934658364895 / 9834759834895386.36459364958346 +34895734986539489834759837489573498573.398475984759837485734987598345 + 9823749832749872384234872934.28347982374987239847982374 +a=123123123.987239874; b=123123123.239479823748; a+b +20347023.23498723984 - 28934723874.234720384 +scale=100;a=739534985.895347284957;b=238746782364.2374623784; c = a / b; c +s7298367203972395108367910823465293084561329084561390845613409516734503870691837451 + 785621394067928346918023476190834672198467134908618723249671349062187346898241093486139046139084613490817356023871869102746182749061872609129847 diff --git a/tests/bc/vars_results.txt b/tests/bc/vars_results.txt new file mode 100644 index 000000000000..6597d8439723 --- /dev/null +++ b/tests/bc/vars_results.txt @@ -0,0 +1,12 @@ +1609746610419572350599.59456175545 +.0000772397688552681359718594121969204138521230712049526233926741658\ +845368495051158801794834809672994 +34895734996363239667509709873808371507.68195580850970988421481133834\ +5 +246246247.226719697748 +-28914376850.99973314416 +.0030975704827179453786044330548590249517387192084765414205077089498\ +482709063381782183114683451531598 +78562139406792834691802347619083467219846713490861872324967134906218\ +73468982410934861390461390846134908173560238718691027461827490618726\ +09129847 diff --git a/tests/bc/void.txt b/tests/bc/void.txt new file mode 100644 index 000000000000..b85d70c8590a --- /dev/null +++ b/tests/bc/void.txt @@ -0,0 +1,20 @@ +define void stuff(x) { + print "x: ", x, "\n" +} + +define void(x) { + return x +} + +stuff(0) +stuff(1) +stuff(2.2839) +stuff(-9.9289389) + +void(0) +void(1) +void(2.9823) +void(-3.5982) + +void = .198389 +void + 10 diff --git a/tests/bc/void_results.txt b/tests/bc/void_results.txt new file mode 100644 index 000000000000..1e352efe9238 --- /dev/null +++ b/tests/bc/void_results.txt @@ -0,0 +1,9 @@ +x: 0 +x: 1 +x: 2.2839 +x: -9.9289389 +0 +1 +2.9823 +-3.5982 +10.198389 diff --git a/tests/dc/abs.txt b/tests/dc/abs.txt new file mode 100644 index 000000000000..9907dfc6679d --- /dev/null +++ b/tests/dc/abs.txt @@ -0,0 +1,7 @@ +0bpR +1bpR +.218933bpR +138963.9873645bpR +_19bpR +_.1298376bpR +_3892173.289375bpR diff --git a/tests/dc/abs_results.txt b/tests/dc/abs_results.txt new file mode 100644 index 000000000000..921a848ab6f0 --- /dev/null +++ b/tests/dc/abs_results.txt @@ -0,0 +1,7 @@ +0 +1 +.218933 +138963.9873645 +19 +.1298376 +3892173.289375 diff --git a/tests/dc/add.txt b/tests/dc/add.txt new file mode 100644 index 000000000000..42da2f1f309c --- /dev/null +++ b/tests/dc/add.txt @@ -0,0 +1,33 @@ +0 0+pR +0 0 0++pR +0 1+pR +0 1 1++pR +1 1+pR +1 0+pR +2 5+pR +237 483+pR +999 999+pR +2374623 324869356734856+pR +2378639084586723980562 23468729367839+pR +37298367203972395108367910823465293084561329084561390845613409516734503870691837451 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/dev/null +++ b/tests/dc/all.txt @@ -0,0 +1,22 @@ +decimal +add +subtract +multiply +divide +modulus +divmod +power +sqrt +modexp +boolean +negate +trunc +places +shift +abs +scientific +engineering +vars +misc +strings +rand diff --git a/tests/dc/boolean.txt b/tests/dc/boolean.txt new file mode 100644 index 000000000000..815100f0d085 --- /dev/null +++ b/tests/dc/boolean.txt @@ -0,0 +1,80 @@ +0 1(pR +1 1(pR +2 1(pR +_1 1(pR +_1 0(pR +_1 _1(pR +_1 _2(pR +0 1{pR +1 1{pR +2 1{pR +_1 1{pR +_1 0{pR +_1 _1{pR +_1 _2{pR +0 1)pR +1 1)pR +2 1)pR +_1 1)pR +_1 0)pR +_1 _1)pR +_1 _2)pR +0 1}pR +1 1}pR +2 1}pR +_1 1}pR +_1 0}pR +_1 _1}pR +_1 _2}pR +0 0GpR +0 1GpR +1 0GpR +_1 _1GpR +0 _1GpR +_1 0GpR +1 1GpR +238 2GpR +0NpR +1NpR +_1NpR +2398NpR +_2983.2389NpR +0 0MpR +1 0MpR +0 1MpR +1 1MpR +128973240 0MpR +0 2893712MpR +1982 28937MpR +_2938 0MpR +0 _1023.298037MpR +0.283917 0MpR +2389 _1208.28937MpR +0 289.289372MpR +_298.29387 0MpR +_2983.28973 82937MpR +0 _2938.320837MpR +_2089.2308 0MpR +_0.2893 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+1,32 @@ +p +P +x +R +d +r +1r +b +4 100000| +_ +] +zp198202389.289374pzp[He World!]xSzpzXfrfxzpfR +[hello]k +3 2 0| +3 0 0| +3.2 3 1| +3 3.2 1| +2 10 34.2| +2 _10 23| +3 0~ +0 _251^pR +. +@ +0 0< $ +0 0> s e % +[string]b +[s][s]+ +[s][s]@ +[s][s]v +0si 0 1 >i +? +? diff --git a/tests/dc/errors/01.txt b/tests/dc/errors/01.txt new file mode 100644 index 000000000000..8adde2ea0deb --- /dev/null +++ b/tests/dc/errors/01.txt @@ -0,0 +1,2 @@ +[[aotsnheau +'t,.h] diff --git a/tests/dc/errors/02.txt b/tests/dc/errors/02.txt new file mode 100644 index 000000000000..893128a8e8e7 --- /dev/null +++ b/tests/dc/errors/02.txt @@ -0,0 +1,10 @@ +0 R +2 1 +1 0+pRpp +34.x +[lip0+si10]ip1+pR +0 1 1++pR +1 1+p? +1 0+pRpp +34.x +[lip0+si10}ip1+si30liL]SL98silLx +i diff --git a/tests/dc/errors/09.txt b/tests/dc/errors/09.txt new file mode 100644 index 000000000000..48c1e09bddda --- /dev/null +++ b/tests/dc/errors/09.txt @@ -0,0 +1,22 @@ +#! /dc +0sm[Nx]0sm[]zsWx[li]zsGx[Nx]0sm[]zsdc +0sm[Nx]0sm[]zsWx[li]zsGx[Nx]0sm[]zsW#! /bin/dc +0sm[Nx]0s_[]zsWx[li]zs^x[lili100>Nx]0sm[]zsWx[liNx]zsxx[li;rlilix] +x[liN]zsWx[liNx]zsxx[li;rlilix] +x[liNzsxx#! /bin/dc +*sm[Nx]0sm[]zsWx[li]zsGx[Nx]0sm[]zsdc +0sm[Nx]0sm[]zsWx[li]zsGx[Nx]0sm[]x]zsxx#! /bin/dc +*sm[Nx]0sm[]zsWx[li]zsGx[Nx]0sm[]zsdc +0sm[Nx]0sm[]zsWx[li]zsGx[Nx]0sm[]zsW#! /bipR +00?00pR0.0pR +.0000p0000000000000;0000000000.0pR +.0000p00.000000;00000500000.0pR +.0000p0000000000?00pR0.0pR +.0000p0000000000000;0000000000.0pR +.0000p00.000000;00000500000.0pR +.0000p00000000000000000000000000000000000000000d000.0pR +.0000p000000000000000000000000R +.0000p02730pR +00000pR0.0pR +.0000p0000000000000000000000R +.0000p00pR diff --git a/tests/dc/errors/10.txt b/tests/dc/errors/10.txt new file mode 100644 index 000000000000..5eb80178119a --- /dev/null +++ b/tests/dc/errors/10.txt @@ -0,0 +1,19 @@ +#! /dc +0sm[Nx]0sm[]zsWx[li]zsGx[Nfvfff[]zsm[]zsWx[li]zsPx[Nx]0sm[]zsdc +0sm[Nx]0sm[]x[li]zsGx[Nx]0sm[]zsdc +0sm[Nx]0sm[]zsWx[li]zsGx[Nx]0sm[]zsdc +0sm[Nx]0sm[]zsWx[li]zsGx[Nx]0sm[]zsW#! /bin/dc +0sm[Nx]0s_[]zsWx[li]zs^x[lili100>Nx]0sm[]zsWx[liNx]zsxx[li;rlilix] +x[liNx]zsxx#! /bin/dc +0sm[Nx]0sm[]zsWx[li]zsPx[Nxx]0sm[]x[li]zsGx[Nx]0sm[]zsdc +0sm[Nx]0sm[]zsWx[li]zsGx[Nx]0sm[]zsW#!sdc +0sm[Nx]0sm[]zsWx[li]zsGx[Nx]0sm[]zsW#! /bin/dc +0sm[Nx]0s_@]zsWx[li]zs^x[lili100>Nx]0sm[]zsWx[liNx]zsxx[li;rlilix] +x[liNx]zsxx#! /bin/dc +0sm[Nx]0sm[]zsWx[li]zsPx[Nx]0sm[]zsdc +0sm[Nx]0sm[]x[li]zsGx[Nx]0sm[]zsdc +0sm[Nx]0sm[]zsWx[li]zsGx[Nx]0sm[]zsW#! /bin/dc +0sm[Nx]0s_[]zsWx[li]zs^x[lili100>Nx]0sm[]zsWx[liNx]zsxx[li;rlilix] +x[liNx]zsxx#! /bin/dc +0sm[Nx]0sm[]zsWx[li]zsPx[Nx]0sm[]zsdc +0sm[Nx]0sm[]zÂ…Wx[li]zsGd[Nx]0sm[]zsWx[li]zsGx[Nx]0sm[]zsW#! /Wx[li]zs^x[Nx]0s_[]zsWx[li]zs^x[lili100>Nx]0sm[]zs]0sm[]zsdc diff --git a/tests/dc/errors/11.txt b/tests/dc/errors/11.txt new file mode 100644 index 000000000000..b2fa5d291941 --- /dev/null +++ b/tests/dc/errors/11.txt @@ -0,0 +1,4 @@ +#! /bin/dc +[[Done!]aa]sM[lip1-si0li>LeM]sL10silLx +[[Done!]pR]sM[]sL10silLx +[R]sM[lip=`eM]sL;Lx diff --git a/tests/dc/errors/12.txt b/tests/dc/errors/12.txt new file mode 100644 index 000000000000..711f970c8615 --- /dev/null +++ b/tests/dc/errors/12.txt @@ -0,0 +1,5 @@ +1;'9R 0si[lid1+silv14l*rliP+{Kla1;0>xli1+sililiSi1+sili14li?-si0!>x]li1162 2346dvdddd;ddddddddddddd?-sdddddddddd0+ddd 1+pR +0dvdddd;ddSddddddddddd 0si[lid1+sil1sili14li?-si]dsxx[li;00!>x]li1162 2346dvddddddddddddddddddddddddd0 0+ddd 1+pR +0 0 0+ddddvdddd;ddddddddddddddddddddddd;9R +0!0 0+ddd 1+pR +0 diff --git a/tests/dc/errors/13.txt b/tests/dc/errors/13.txt new file mode 100644 index 000000000000..5737fd6d9a7c --- /dev/null +++ b/tests/dc/errors/13.txt @@ -0,0 +1,17 @@ +zp198[Oelln, Wor\W!]pppppppppppppppR +_1 _1(pR +_1 _2(pR +2 1{pR +_1 1{pR 999+pR +2374623 324869356734856+pR +2378639084aaaaaaaaaaaaaaxaaaaaaaaaaaaaaR +3729836720397239510836791082346529K084561329084561390845613409516734503870691837451 78562139198467134908618723249671349062187346898241093486139046139084613490817356023871869102746999999061872609129847+pR +1.1 0+pR +0 1.1+pR +457283.731284923576 37842934672834.3874629385672354+pR +1.0 0.1+pR +3746289134067138046 0.138375863945R72398456712389456273486293+pR +_1 _1+pR +_4 _15+pR +_1346782 _1287904651762468913476+pR +99999999999999999999999999999999999999999999999999999999999.9999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999N9 0.000000000000000000000000000000000000ßßßßßßßßßßßßßßßßßßßßßßßßßßß000000000000000000000000000000000000000000000000000000000000000000000000000000000001+pR diff --git a/tests/dc/errors/14.txt b/tests/dc/errors/14.txt new file mode 100644 index 000000000000..c84b2b60ae06 --- /dev/null +++ b/tests/dc/errors/14.txt @@ -0,0 +1,7 @@ +0bpR +1bpR +.218933bpR +138963.9873645bpR +_19bpR +_.1298376bpR +_3892173.289375bpR: \ No newline at end of file diff --git a/tests/dc/errors/15.txt b/tests/dc/errors/15.txt new file mode 100644 index 000000000000..adb809dcca3d --- /dev/null +++ b/tests/dc/errors/15.txt @@ -0,0 +1,11 @@ +0bpax1bpR +1bpR +.218933b987pR +_19bp/98 +_38_.1/19bp38_.1/98 +_38921.1/98/98 +_38_.1/98 +_38921.1/98 +98 +_38921.1/98 +73.289 75bpu diff --git a/tests/dc/errors/16.txt b/tests/dc/errors/16.txt new file mode 100644 index 000000000000..1eef81b7317e --- /dev/null +++ b/tests/dc/errors/16.txt @@ -0,0 +1,7 @@ +0 0;^dddddRps.R@s.16dddRRd^2ddRZ(b-P;;$p;;;;;;9;;;;;;$ppppppppppppp33 +_ +1 0+pR +2 5+pR +)37 =8M+p[ +999 999+ÿR +237 \ No newline at end of file diff --git a/tests/dc/errors/17.txt b/tests/dc/errors/17.txt new file mode 100644 index 000000000000..dde24cc76040 --- /dev/null +++ b/tests/dc/errors/17.txt @@ -0,0 +1,21 @@ +0 1(pR +1;;;;;pR +1 +0 18d[963.9873R +0 1894^666666696666666666PH66R]sM[liv1-si0li!LeM]sL1@silLx +[[ \ No newline at end of file diff --git a/tests/dc/errors/18.txt b/tests/dc/errors/18.txt new file mode 100644 index 000000000000..685b251165db --- /dev/null +++ b/tests/dc/errors/18.txt @@ -0,0 +1,3 @@ +1o VVf[li;WORli1S/Zli1;rORli1dH|2li@d-NliO+rK28729@9547628O745/pR +_29307546189299999999999999999999999999999999999995 0.00000000000000000000000000009999999999999999999+99$9999999999.999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999995 0.0000000000000000000000000000000000R0000000000000000000000000000000000000+0000000000000000-0000000000000000000005+pR +99999999999999999999999999999999999999999999999999999999999.999999999999999999999.99999999999999999999999999999999999999999900000000000000000000000R0000000000000000000000000000000000000+0000000000000000-0000000000000000000005+pR999999999999999999999999999999999999999999 0.00000000000000000000000000000000000000000000000000000000000C0020P00000000000000000000000000000000000007fli1+7fli1+si;d7dli1+si;r=Rls1d:Mli +i100>x]dsxx[l!Wxr>x]dsxx[p!Wx]li17396719 00000000001+pR diff --git a/tests/dc/errors/19.txt b/tests/dc/errors/19.txt new file mode 100644 index 000000000000..defb1546c625 Binary files /dev/null and b/tests/dc/errors/19.txt differ diff --git a/tests/dc/errors/20.txt b/tests/dc/errors/20.txt new file mode 100644 index 000000000000..e6126f0b39f2 --- /dev/null +++ b/tests/dc/errors/20.txt @@ -0,0 +1,9 @@ +#!rpR +I21PPrP PPPP PPsPdaP1:bpR + PPPPdPP1d:bpRR +I21PPrP PPPP PPsPdaP1:bpR + PPPPdPP asrp#! asrpR +I21;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;PPPPdPP1d:bpRR +I21PPrP PPPP PPsPdaP1:bpR + PPPPdPP asrp#! asrpR +I21;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;2;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;:;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;Y;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;>;;;;;;;;;;;;2;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;:;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;Y;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; \ No newline at end of file diff --git a/tests/dc/errors/21.txt b/tests/dc/errors/21.txt new file mode 100644 index 000000000000..1a6e5c05b0ce --- /dev/null +++ b/tests/dc/errors/21.txt @@ -0,0 +1,7 @@ +0bpR +1bpR +.218933bpR +138963.9873645bpR +S19bpR +_.1298376bpR +_3892173.289375bpR diff --git a/tests/dc/errors/22.txt b/tests/dc/errors/22.txt new file mode 100644 index 000000000000..23d5e2c37808 --- /dev/null +++ b/tests/dc/errors/22.txt @@ -0,0 +1,37 @@ +[Hello, World!]ZpR +[HepR +[Hello, \[ World!]pR +[Hello, \] World!]ZpR +[Hello, \] World!]pR +[30pR] +f29pR] +[28pR] +[27pR] +[26pR] +[25pR] +[24pR] +[23pR] +[22pR] +[21pR] +[20pR] +[19pR] +[18pR] +[17pR] +[16pR] +[15pR] +[14pR] +[13pR] +[12pR] +[11pR] +[10pR] +[9pR] +[8pR] +[7pR] +[6pR] +[5pR] +[4pR] +[3pR] +[2pR] +[1pR] +[xz0x]dsxxli1-si[li;rpRli1-sili0!>x]dsxxli1+si[li;rpRli1+sili100>x]dsxx +0 0:a 1 1:a 2 2:a 0;a 1;a 2;a |pR diff --git a/tests/dc/scripts/array.txt b/tests/dc/scripts/array.txt new file mode 100644 index 000000000000..a0a2fd6f9d30 --- /dev/null +++ b/tests/dc/scripts/array.txt @@ -0,0 +1,201 @@ +99 +98 +97 +96 +95 +94 +93 +92 +91 +90 +89 +88 +87 +86 +85 +84 +83 +82 +81 +80 +79 +78 +77 +76 +75 +74 +73 +72 +71 +70 +69 +68 +67 +66 +65 +64 +63 +62 +61 +60 +59 +58 +57 +56 +55 +54 +53 +52 +51 +50 +49 +48 +47 +46 +45 +44 +43 +42 +41 +40 +39 +38 +37 +36 +35 +34 +33 +32 +31 +30 +29 +28 +27 +26 +25 +24 +23 +22 +21 +20 +19 +18 +17 +16 +15 +14 +13 +12 +11 +10 +9 +8 +7 +6 +5 +4 +3 +2 +1 +0 +0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10 +11 +12 +13 +14 +15 +16 +17 +18 +19 +20 +21 +22 +23 +24 +25 +26 +27 +28 +29 +30 +31 +32 +33 +34 +35 +36 +37 +38 +39 +40 +41 +42 +43 +44 +45 +46 +47 +48 +49 +50 +51 +52 +53 +54 +55 +56 +57 +58 +59 +60 +61 +62 +63 +64 +65 +66 +67 +68 +69 +70 +71 +72 +73 +74 +75 +76 +77 +78 +79 +80 +81 +82 +83 +84 +85 +86 +87 +88 +89 +90 +91 +92 +93 +94 +95 +96 +97 +98 +99 +0 diff --git a/tests/dc/scripts/asciify.dc b/tests/dc/scripts/asciify.dc new file mode 100755 index 000000000000..7db61210c831 --- /dev/null +++ b/tests/dc/scripts/asciify.dc @@ -0,0 +1,7 @@ +#! /usr/bin/dc +# To compare: +# cmp -l .log_dc.txt .log_dc_test.txt | gawk '{printf "%08X %02X %02X\n", $1, strtonum(0$2), strtonum(0$3)}' +_48apR +20k +1 1%aR +0si[liapRlid1+sili65536>x]ddsxapRx diff --git a/tests/dc/scripts/asciify.txt b/tests/dc/scripts/asciify.txt new file mode 100644 index 000000000000..a6af215aa0ea Binary files /dev/null and b/tests/dc/scripts/asciify.txt differ diff --git a/tests/dc/scripts/else.dc b/tests/dc/scripts/else.dc new file mode 100755 index 000000000000..84deb8754e9f --- /dev/null +++ b/tests/dc/scripts/else.dc @@ -0,0 +1,4 @@ +#! /usr/bin/dc +[[Done!]pR]sM[lip1-si0li>LeM]sL10silLx +[[Done!]pR]sM[lip1-si0li!x]sx +0sb1 +lxx diff --git a/tests/dc/scripts/factorial.txt b/tests/dc/scripts/factorial.txt new file mode 100644 index 000000000000..0bd3a30f1556 --- /dev/null +++ b/tests/dc/scripts/factorial.txt @@ -0,0 +1,50 @@ +1 +2 +6 +24 +120 +720 +5040 +40320 +362880 +3628800 +39916800 +479001600 +6227020800 +87178291200 +1307674368000 +20922789888000 +355687428096000 +6402373705728000 +121645100408832000 +2432902008176640000 +51090942171709440000 +1124000727777607680000 +25852016738884976640000 +620448401733239439360000 +15511210043330985984000000 +403291461126605635584000000 +10888869450418352160768000000 +304888344611713860501504000000 +8841761993739701954543616000000 +265252859812191058636308480000000 +8222838654177922817725562880000000 +263130836933693530167218012160000000 +8683317618811886495518194401280000000 +295232799039604140847618609643520000000 +10333147966386144929666651337523200000000 +371993326789901217467999448150835200000000 +13763753091226345046315979581580902400000000 +523022617466601111760007224100074291200000000 +20397882081197443358640281739902897356800000000 +815915283247897734345611269596115894272000000000 +33452526613163807108170062053440751665152000000000 +1405006117752879898543142606244511569936384000000000 +60415263063373835637355132068513997507264512000000000 +2658271574788448768043625811014615890319638528000000000 +119622220865480194561963161495657715064383733760000000000 +5502622159812088949850305428800254892961651752960000000000 +258623241511168180642964355153611979969197632389120000000000 +12413915592536072670862289047373375038521486354677760000000000 +608281864034267560872252163321295376887552831379210240000000000 +30414093201713378043612608166064768844377641568960512000000000000 diff --git a/tests/dc/scripts/loop.dc b/tests/dc/scripts/loop.dc new file mode 100755 index 000000000000..26cec23818df --- /dev/null +++ b/tests/dc/scripts/loop.dc @@ -0,0 +1,3 @@ +#! /usr/bin/dc +[lip1-si0li>L]sL10silLx +[lip1+si10li.]ds.x diff --git a/tests/dc/scripts/quit.dc b/tests/dc/scripts/quit.dc new file mode 100755 index 000000000000..81e6289af25b --- /dev/null +++ b/tests/dc/scripts/quit.dc @@ -0,0 +1,2 @@ +1se [li p 1+si le li !=lem]sl [lk p 1+sk le lk !=o]so [0sk lox leQ 0sk lox le 3*1+Q 0sk lox]sm [0si llx le 1+se 10 le !=n]dsnx +1si [li p 1+si 10 li !=set]ss [1000Q]st lsx diff --git a/tests/dc/scripts/quit.txt b/tests/dc/scripts/quit.txt new file mode 100644 index 000000000000..a2b5201ddc05 --- /dev/null +++ b/tests/dc/scripts/quit.txt @@ -0,0 +1,99 @@ +0 +0 +0 +1 +0 +1 +0 +1 +2 +0 +1 +2 +0 +1 +2 +3 +0 +1 +2 +3 +0 +1 +2 +3 +4 +0 +1 +2 +3 +4 +0 +1 +2 +3 +4 +5 +0 +1 +2 +3 +4 +5 +0 +1 +2 +3 +4 +5 +6 +0 +1 +2 +3 +4 +5 +6 +0 +1 +2 +3 +4 +5 +6 +7 +0 +1 +2 +3 +4 +5 +6 +7 +0 +1 +2 +3 +4 +5 +6 +7 +8 +0 +1 +2 +3 +4 +5 +6 +7 +8 +1 +2 +3 +4 +5 +6 +7 +8 +9 diff --git a/tests/dc/scripts/stream.dc b/tests/dc/scripts/stream.dc new file mode 100755 index 000000000000..6efcfa3820b5 --- /dev/null +++ b/tests/dc/scripts/stream.dc @@ -0,0 +1 @@ +0si[liPlid1+sili65536>x]ddsxPx diff --git a/tests/dc/scripts/weird.dc b/tests/dc/scripts/weird.dc new file mode 100755 index 000000000000..391ec05d6282 --- /dev/null +++ b/tests/dc/scripts/weird.dc @@ -0,0 +1,2 @@ +#! /usr/bin/dc +zp198202389.289374pzp[He World!]SzpzXfrfxzpfR diff --git a/tests/dc/scripts/weird.txt b/tests/dc/scripts/weird.txt new file mode 100644 index 000000000000..d921544766af --- /dev/null +++ b/tests/dc/scripts/weird.txt @@ -0,0 +1,18 @@ +0 +198202389.289374 +2 +2 +0 +2 +198202389.289374 +0 +2 +0 +198202389.289374 +0 +4 +4 +2 +0 +198202389.289374 +0 diff --git a/tests/dc/shift.txt b/tests/dc/shift.txt new file mode 100644 index 000000000000..628b0a5bf6fe --- /dev/null +++ b/tests/dc/shift.txt @@ -0,0 +1,42 @@ +0 0HpR +1 0HpR +2 0HpR +0.0023896 0HpR +1.298346 0HpR +2.00000000 0HpR +0.0023896 3HpR +1.298346 4HpR +2.00000000 5HpR +89136.892348976 7HpR +1892634051829351283289298 24HpR +0 0hpR +1 0hpR +2 0hpR +0.0023896 0hpR +1.298346 0hpR +2.00000000 0hpR +0.0023896 3hpR +1.298346 4hpR +2.00000000 5hpR +89136.892348976 7hpR +1892634051829351283289298 24hpR +_1 0HpR +_2 0HpR +_0.0023896 0HpR +_1.298346 0HpR +_2.00000000 0HpR +_0.0023896 3HpR +_1.298346 4HpR +_2.00000000 5HpR +_89136.892348976 7HpR +_1892634051829351283289298 24HpR +_1 0hpR +_2 0hpR +_0.0023896 0hpR +_1.298346 0hpR +_2.00000000 0hpR +_0.0023896 3hpR +_1.298346 4hpR +_2.00000000 5hpR +_89136.892348976 7hpR +_1892634051829351283289298 24hpR diff --git a/tests/dc/shift_results.txt b/tests/dc/shift_results.txt new file mode 100644 index 000000000000..f92831f8f5cf --- /dev/null +++ b/tests/dc/shift_results.txt @@ -0,0 +1,42 @@ +0 +1 +2 +.0023896 +1.298346 +2.00000000 +2.3896 +12983.46 +200000.000 +891368923489.76 +1892634051829351283289298000000000000000000000000 +0 +1 +2 +.0023896 +1.298346 +2.00000000 +.0000023896 +.0001298346 +.0000200000000 +.0089136892348976 +1.892634051829351283289298 +-1 +-2 +-.0023896 +-1.298346 +-2.00000000 +-2.3896 +-12983.46 +-200000.000 +-891368923489.76 +-1892634051829351283289298000000000000000000000000 +-1 +-2 +-.0023896 +-1.298346 +-2.00000000 +-.0000023896 +-.0001298346 +-.0000200000000 +-.0089136892348976 +-1.892634051829351283289298 diff --git a/tests/dc/sqrt.txt b/tests/dc/sqrt.txt new file mode 100644 index 000000000000..7c13fdd0bb5d --- /dev/null +++ b/tests/dc/sqrt.txt @@ -0,0 +1,14 @@ +20k +0vpR +2vpR +4vpR +9vpR +16vpR +25vpR +121vpR +48765vpR +9287356207356vpR +0.189274385967238956872354vpR +12389467137496823.134567829387456283946vpR +.0000000000000000000000000000123vpR +1vpR diff --git a/tests/dc/sqrt_results.txt b/tests/dc/sqrt_results.txt new file mode 100644 index 000000000000..5ded8c294eec --- /dev/null +++ b/tests/dc/sqrt_results.txt @@ -0,0 +1,13 @@ +0 +1.41421356237309504880 +2.00000000000000000000 +3.00000000000000000000 +4.00000000000000000000 +5.00000000000000000000 +11.00000000000000000000 +220.82798735667542192643 +3047516.39985021245496456781 +.435056761776252544285578 +111307983.260397019622398608908 +.0000000000000035071355833500363 +1.00000000000000000000 diff --git a/tests/dc/stdin.txt b/tests/dc/stdin.txt new file mode 100644 index 000000000000..e7a575207f69 --- /dev/null +++ b/tests/dc/stdin.txt @@ -0,0 +1,3 @@ +0si[lid:rli1+sili10>x]dsxxli1-si[li;rpRli1-sili0!>x]dsxxli1+si[li;rpRli1+sili10>x]dsxx0sx0si +1 2+p +[foo] diff --git a/tests/dc/stdin_results.txt b/tests/dc/stdin_results.txt new file mode 100644 index 000000000000..52f23dbb4a90 --- /dev/null +++ b/tests/dc/stdin_results.txt @@ -0,0 +1,21 @@ +9 +8 +7 +6 +5 +4 +3 +2 +1 +0 +0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +3 diff --git a/tests/dc/strings.txt b/tests/dc/strings.txt new file mode 100644 index 000000000000..369d8e1dd842 --- /dev/null +++ b/tests/dc/strings.txt @@ -0,0 +1,50 @@ +[Hello, World!]ZpR +[Hello, World!]pR +[Hello, \[ World!]ZpR +[Hello, \[ World!]pR +[Hello, \] World!]ZpR +[Hello, \] World!]pR +[30pR] +[29pR] +[28pR] +[27pR] +[26pR] +[25pR] +[24pR] +[23pR] +[22pR] +[21pR] +[20pR] +[19pR] +[18pR] +[17pR] +[16pR] +[15pR] +[14pR] +[13pR] +[12pR] +[11pR] +[10pR] +[9pR] +[8pR] +[7pR] +[6pR] +[5pR] +[4pR] +[3pR] +[2pR] +[1pR] +[xz0 "$out" > /dev/null + err="$?" + + if [ "$err" -ne 0 ]; then + die "$d" "returned an error ($err)" "POSIX warning" 1 + fi + + checktest "$d" "1" "$line" "$out" "$exebase" + + options="-ls" + else + options="$opts" + fi + + base=$(basename "$testfile") + base="${base%.*}" + printf 'Running %s %s...' "$d" "$base" + + while read -r line; do + + rm -f "$out" + + printf '%s\n' "$line" | "$exe" "$@" "$options" 2> "$out" > /dev/null + err="$?" + + checktest "$d" "$err" "$line" "$out" "$exebase" + + done < "$testfile" + + printf 'pass\n' + +done + +for testfile in $testdir/$d/errors/*.txt; do + + printf 'Running %s error file %s...' "$d" "$testfile" + + printf '%s\n' "$halt" | "$exe" "$@" $opts "$testfile" 2> "$out" > /dev/null + err="$?" + + checktest "$d" "$err" "$testfile" "$out" "$exebase" + + printf 'pass\n' + + printf 'Running %s error file %s through cat...' "$d" "$testfile" + + cat "$testfile" | "$exe" "$@" $opts 2> "$out" > /dev/null + err="$?" + + checkcrash "$d" "$err" "$testfile" + + printf 'pass\n' + +done diff --git a/tests/radamsa.sh b/tests/radamsa.sh new file mode 100755 index 000000000000..3d7c763c5827 --- /dev/null +++ b/tests/radamsa.sh @@ -0,0 +1,120 @@ +#! /bin/bash +# +# Copyright (c) 2018-2020 Gavin D. Howard and contributors. +# +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are met: +# +# * Redistributions of source code must retain the above copyright notice, this +# list of conditions and the following disclaimer. +# +# * Redistributions in binary form must reproduce the above copyright notice, +# this list of conditions and the following disclaimer in the documentation +# and/or other materials provided with the distribution. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE +# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +# POSSIBILITY OF SUCH DAMAGE. +# + +getentry() { + + if [ $# -gt 0 ]; then + entnum="$1" + else + entnum=0 + fi + + e=$(cat -) + num=$(printf '%s\n' "$e" | wc -l) + + if [ "$entnum" -eq 0 ]; then + rand=$(printf 'irand(%s) + 1\n' "$num" | "$bcdir/bc") + else + rand="$entnum" + fi + + ent=$(printf '%s\n' "$e" | tail -n +$rand | head -n 1) + + printf '%s\n' "$ent" +} + +script="$0" + +if [ "$#" -lt 1 ]; then + printf 'usage: %s dir\n' "$0" + exit 1 +fi + +d="$1" +shift + +dir=$(dirname "$script") + +. "$dir/../functions.sh" + +bcdir="$dir/../bin" + +if [ "$d" = "bc" ]; then + inputs="$dir/../../inputs" + opts="-lq" +elif [ "$d" = "dc" ]; then + inputs="$dir/../../inputs_dc" + opts="-x" +else + err_exit "wrong type of executable" 1 +fi + +export ASAN_OPTIONS="abort_on_error=1" + +entries=$(cat "$dir/radamsa.txt") + +IFS=$'\n' + +go=1 + +while [ "$go" -ne 0 ]; do + + if [ "$d" = "bc" ]; then + + entry=$(cat -- "$dir/radamsa.txt" | getentry) + items=$(printf '%s\n' "$entry" | radamsa -n 10) + + printf '%s\n' "$items" + + for i in `seq 1 10`; do + + item=$(printf '%s\n' "$items" | getentry "$i") + + export BC_ENV_ARGS="$item" + echo 'halt' | "$bcdir/$d" + err=$? + + checkcrash "$d" "$err" "radamsa env args: \"$item\"" + done + + fi + + f=$(ls "$inputs" | getentry) + l=$(cat "$inputs/$f" | wc -l) + ll=$(printf '%s^2\n' "$l" | bc) + + for i in $(seq 1 2); do + data=$(cat "$inputs/$f" | radamsa -n 1) + printf '%s\n' "$data" > "$dir/../.log_${d}_test.txt" + printf '%s\n' "$data" | timeout -s SIGTERM 5 "$bcdir/$d" "$opts" > /dev/null + err=$? + checkcrash "$d" "$err" "radamsa stdin" + done + +done diff --git a/tests/radamsa.txt b/tests/radamsa.txt new file mode 100644 index 000000000000..4bf28907bead --- /dev/null +++ b/tests/radamsa.txt @@ -0,0 +1,17 @@ +-lq '/home/gavin/.bcrc' +-lq "/home/gavin/.bcrc" +-lqg '/home/gavin/bc stuff.bc' +-lqg "/home/gavin/bc stuff.bc" +-lqg '/home/gavin/"bc" stuff.bc' +-lqg "/home/gavin/'bc' stuff.bc" +-lqg '/home/gavin/bc stuff.bc +-lqg "/home/gavin/bc stuff.bc +-lqg '/home/gavin/"bc" stuff.bc +-lqg "/home/gavin/'bc' stuff.bc +--mathlib --expand +--file="/home/gavin/.bcrc" +--file=/home/gavin/.bcrc +--file="/home/gavin/bc stuff.bc" +--file +--expression "4+4" +-e "irand(128)" -f /home/gavin/.bcrc diff --git a/tests/randmath.py b/tests/randmath.py new file mode 100755 index 000000000000..f350ef357f6b --- /dev/null +++ b/tests/randmath.py @@ -0,0 +1,306 @@ +#! /usr/bin/python3 -B +# +# Copyright (c) 2018-2020 Gavin D. Howard and contributors. +# +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are met: +# +# * Redistributions of source code must retain the above copyright notice, this +# list of conditions and the following disclaimer. +# +# * Redistributions in binary form must reproduce the above copyright notice, +# this list of conditions and the following disclaimer in the documentation +# and/or other materials provided with the distribution. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE +# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +# POSSIBILITY OF SUCH DAMAGE. +# + +import os, errno +import random +import sys +import subprocess + +def gen(limit=4): + return random.randint(0, 2 ** (8 * limit)) + +def negative(): + return random.randint(0, 1) == 1 + +def zero(): + return random.randint(0, 2 ** (8) - 1) == 0 + +def num(op, neg, real, z, limit=4): + + if z: + z = zero() + else: + z = False + + if z: + return 0 + + if neg: + neg = negative() + + g = gen(limit) + + if real and negative(): + n = str(gen(25)) + length = gen(7 / 8) + if len(n) < length: + n = ("0" * (length - len(n))) + n + else: + n = "0" + + g = str(g) + if n != "0": + g = g + "." + n + + if neg and g != "0": + if op != modexp: + g = "-" + g + else: + g = "_" + g + + return g + + +def add(test, op): + + tests.append(test) + gen_ops.append(op) + +def compare(exe, options, p, test, halt, expected, op, do_add=True): + + if p.returncode != 0: + + print(" {} returned an error ({})".format(exe, p.returncode)) + + if do_add: + print(" adding to checklist...") + add(test, op) + + return + + actual = p.stdout.decode() + + if actual != expected: + + if op >= exponent: + + indata = "scale += 10; {}; {}".format(test, halt) + args = [ exe, options ] + p2 = subprocess.run(args, input=indata.encode(), stdout=subprocess.PIPE, stderr=subprocess.PIPE) + expected = p2.stdout[:-10].decode() + + if actual == expected: + print(" failed because of bug in other {}".format(exe)) + print(" continuing...") + return + + if do_add: + print(" failed; adding to checklist...") + add(test, op) + else: + print(" failed {}".format(test)) + print(" expected:") + print(" {}".format(expected)) + print(" actual:") + print(" {}".format(actual)) + + +def gen_test(op): + + scale = num(op, False, False, True, 5 / 8) + + if op < div: + s = fmts[op].format(scale, num(op, True, True, True), num(op, True, True, True)) + elif op == div or op == mod: + s = fmts[op].format(scale, num(op, True, True, True), num(op, True, True, False)) + elif op == power: + s = fmts[op].format(scale, num(op, True, True, True, 7 / 8), num(op, True, False, True, 6 / 8)) + elif op == modexp: + s = fmts[op].format(scale, num(op, True, False, True), num(op, True, False, True), + num(op, True, False, False)) + elif op == sqrt: + s = "1" + while s == "1": + s = num(op, False, True, True, 1) + s = fmts[op].format(scale, s) + else: + + if op == exponent: + first = num(op, True, True, True, 6 / 8) + elif op == bessel: + first = num(op, False, True, True, 6 / 8) + else: + first = num(op, True, True, True) + + if op != bessel: + s = fmts[op].format(scale, first) + else: + s = fmts[op].format(scale, first, 6 / 8) + + return s + +def run_test(t): + + op = random.randrange(bessel + 1) + + if op != modexp: + exe = "bc" + halt = "halt" + options = "-lq" + else: + exe = "dc" + halt = "q" + options = "" + + test = gen_test(op) + + if "c(0)" in test or "scale = 4; j(4" in test: + return + + bcexe = exedir + "/" + exe + indata = test + "\n" + halt + + print("Test {}: {}".format(t, test)) + + if exe == "bc": + args = [ exe, options ] + else: + args = [ exe ] + + p = subprocess.run(args, input=indata.encode(), stdout=subprocess.PIPE, stderr=subprocess.PIPE) + + output1 = p.stdout.decode() + + if p.returncode != 0 or output1 == "": + print(" other {} returned an error ({}); continuing...".format(exe, p.returncode)) + return + + if output1 == "\n": + print(" other {} has a bug; continuing...".format(exe)) + return + + if output1 == "-0\n": + output1 = "0\n" + elif output1 == "-0": + output1 = "0" + + args = [ bcexe, options ] + + p = subprocess.run(args, input=indata.encode(), stdout=subprocess.PIPE, stderr=subprocess.PIPE) + compare(exe, options, p, test, halt, output1, op) + + +if __name__ != "__main__": + sys.exit(1) + +script = sys.argv[0] +testdir = os.path.dirname(script) + +exedir = testdir + "/../bin" + +ops = [ '+', '-', '*', '/', '%', '^', '|' ] +files = [ "add", "subtract", "multiply", "divide", "modulus", "power", "modexp", + "sqrt", "exponent", "log", "arctangent", "sine", "cosine", "bessel" ] +funcs = [ "sqrt", "e", "l", "a", "s", "c", "j" ] + +fmts = [ "scale = {}; {} + {}", "scale = {}; {} - {}", "scale = {}; {} * {}", + "scale = {}; {} / {}", "scale = {}; {} % {}", "scale = {}; {} ^ {}", + "{}k {} {} {}|pR", "scale = {}; sqrt({})", "scale = {}; e({})", + "scale = {}; l({})", "scale = {}; a({})", "scale = {}; s({})", + "scale = {}; c({})", "scale = {}; j({}, {})" ] + +div = 3 +mod = 4 +power = 5 +modexp = 6 +sqrt = 7 +exponent = 8 +bessel = 13 + +gen_ops = [] +tests = [] + +try: + i = 0 + while True: + run_test(i) + i = i + 1 +except KeyboardInterrupt: + pass + +if len(tests) == 0: + print("\nNo items in checklist.") + print("Exiting") + sys.exit(0) + +print("\nGoing through the checklist...\n") + +if len(tests) != len(gen_ops): + print("Corrupted checklist!") + print("Exiting...") + sys.exit(1) + +for i in range(0, len(tests)): + + print("\n{}".format(tests[i])) + + op = int(gen_ops[i]) + + if op != modexp: + exe = "bc" + halt = "halt" + options = "-lq" + else: + exe = "dc" + halt = "q" + options = "" + + indata = tests[i] + "\n" + halt + + args = [ exe, options ] + + p = subprocess.run(args, input=indata.encode(), stdout=subprocess.PIPE, stderr=subprocess.PIPE) + + expected = p.stdout.decode() + + bcexe = exedir + "/" + exe + args = [ bcexe, options ] + + p = subprocess.run(args, input=indata.encode(), stdout=subprocess.PIPE, stderr=subprocess.PIPE) + + compare(exe, options, p, tests[i], halt, expected, op, False) + + answer = input("\nAdd test ({}/{}) to test suite? [y/N]: ".format(i + 1, len(tests))) + + if 'Y' in answer or 'y' in answer: + + print("Yes") + + name = testdir + "/" + exe + "/" + files[op] + + with open(name + ".txt", "a") as f: + f.write(tests[i] + "\n") + + with open(name + "_results.txt", "a") as f: + f.write(expected) + + else: + print("No") + +print("Done!") diff --git a/tests/read.sh b/tests/read.sh new file mode 100755 index 000000000000..635291221465 --- /dev/null +++ b/tests/read.sh @@ -0,0 +1,126 @@ +#! /bin/sh +# +# Copyright (c) 2018-2020 Gavin D. Howard and contributors. +# +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are met: +# +# * Redistributions of source code must retain the above copyright notice, this +# list of conditions and the following disclaimer. +# +# * Redistributions in binary form must reproduce the above copyright notice, +# this list of conditions and the following disclaimer in the documentation +# and/or other materials provided with the distribution. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE +# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +# POSSIBILITY OF SUCH DAMAGE. +# + +set -e + +script="$0" +testdir=$(dirname "$script") + +. "$testdir/../functions.sh" + +if [ "$#" -lt 1 ]; then + printf 'usage: %s dir [exe [args...]]\n' "$0" + printf 'valid dirs are:\n' + printf '\n' + cat "$testdir/all.txt" + printf '\n' + exit 1 +fi + +d="$1" +shift + +if [ "$#" -gt 0 ]; then + exe="$1" + shift +else + exe="$testdir/../bin/$d" +fi + +name="$testdir/$d/read.txt" +results="$testdir/$d/read_results.txt" +errors="$testdir/$d/read_errors.txt" + +out="$testdir/../.log_${d}_test.txt" + +exebase=$(basename "$exe") + +if [ "$d" = "bc" ]; then + options="-lq" + halt="halt" +else + options="-x" + halt="q" +fi + +if [ "$d" = "bc" ]; then + read_call="read()" + read_expr="${read_call}\n5+5;" +else + read_call="?" + read_expr="${read_call}" +fi + +printf 'Running %s read...' "$d" + +while read line; do + + printf '%s\n%s\n' "$read_call" "$line" | "$exe" "$@" "$options" > "$out" + diff "$results" "$out" + +done < "$name" + +printf 'pass\n' + +set +e + +printf 'Running %s read errors...' "$d" + +while read line; do + + printf '%s\n%s\n' "$read_call" "$line" | "$exe" "$@" "$options" 2> "$out" > /dev/null + err="$?" + + checktest "$d" "$err" "$line" "$out" "$exebase" + +done < "$errors" + +printf 'pass\n' + +printf 'Running %s empty read...' "$d" + +read_test=$(printf '%s\n' "$read_call") + +printf '%s\n' "$read_test" | "$exe" "$@" "$opts" 2> "$out" > /dev/null +err="$?" + +checktest "$d" "$err" "$read_test" "$out" "$exebase" + +printf 'pass\n' + +printf 'Running %s read EOF...' "$d" + +read_test=$(printf '%s' "$read_call") + +printf '%s' "$read_test" | "$exe" "$@" "$opts" 2> "$out" > /dev/null +err="$?" + +checktest "$d" "$err" "$read_test" "$out" "$exebase" + +printf 'pass\n' diff --git a/tests/script.sh b/tests/script.sh new file mode 100755 index 000000000000..4d1b2354f42c --- /dev/null +++ b/tests/script.sh @@ -0,0 +1,155 @@ +#! /bin/sh +# +# Copyright (c) 2018-2020 Gavin D. Howard and contributors. +# +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are met: +# +# * Redistributions of source code must retain the above copyright notice, this +# list of conditions and the following disclaimer. +# +# * Redistributions in binary form must reproduce the above copyright notice, +# this list of conditions and the following disclaimer in the documentation +# and/or other materials provided with the distribution. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE +# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +# POSSIBILITY OF SUCH DAMAGE. +# + +set -e + +script="$0" + +testdir=$(dirname "${script}") + +if [ "$#" -lt 2 ]; then + printf 'usage: %s dir script [run_extra_tests] [run_stack_tests] [generate_tests] [time_tests] [exec args...]\n' "$script" + exit 1 +fi + +d="$1" +shift + +f="$1" +shift + +if [ "$#" -gt 0 ]; then + run_extra_tests="$1" + shift +else + run_extra_tests=1 +fi + +if [ "$#" -gt 0 ]; then + run_stack_tests="$1" + shift +else + run_stack_tests=1 +fi + +if [ "$#" -gt 0 ]; then + generate="$1" + shift +else + generate=1 +fi + +if [ "$#" -gt 0 ]; then + time_tests="$1" + shift +else + time_tests=0 +fi + +if [ "$#" -gt 0 ]; then + exe="$1" + shift +else + exe="$testdir/../bin/$d" +fi + +out="$testdir/../.log_${d}_test.txt" + +if [ "$d" = "bc" ]; then + + if [ "$run_stack_tests" -ne 0 ]; then + options="-lgq" + else + options="-lq" + fi + + halt="halt" + +else + options="-x" + halt="q" +fi + +scriptdir="$testdir/$d/scripts" + +name="${f%.*}" + +if [ "$f" = "timeconst.bc" ]; then + exit 0 +fi + +if [ "$run_extra_tests" -eq 0 ]; then + if [ "$f" = "rand.bc" ]; then + printf 'Skipping %s script: %s\n' "$d" "$f" + exit 0 + fi +fi + +if [ "$run_stack_tests" -eq 0 ]; then + + if [ "$f" = "globals.bc" -o "$f" = "references.bc" -o "$f" = "rand.bc" ]; then + printf 'Skipping %s script: %s\n' "$d" "$f" + exit 0 + fi + +fi + +s="$scriptdir/$f" +orig="$testdir/$name.txt" +results="$scriptdir/$name.txt" + +if [ -f "$orig" ]; then + res="$orig" +elif [ -f "$results" ]; then + res="$results" +elif [ "$generate" -eq 0 ]; then + printf 'Skipping %s script %s\n' "$d" "$s" + exit 0 +else + printf 'Generating %s results...' "$f" + printf '%s\n' "$halt" | "$d" "$s" > "$results" + printf 'done\n' + res="$results" +fi + +printf 'Running %s script %s...' "$d" "$f" + +if [ "$time_tests" -ne 0 ]; then + printf '\n' + printf '%s\n' "$halt" | /usr/bin/time -p "$exe" "$@" $options "$s" > "$out" + printf '\n' +else + printf '%s\n' "$halt" | "$exe" "$@" $options "$s" > "$out" +fi + +diff "$res" "$out" + +rm -f "$out" + +printf 'pass\n' diff --git a/tests/scripts.sh b/tests/scripts.sh new file mode 100755 index 000000000000..13932fc4db17 --- /dev/null +++ b/tests/scripts.sh @@ -0,0 +1,86 @@ +#! /bin/sh +# +# Copyright (c) 2018-2020 Gavin D. Howard and contributors. +# +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are met: +# +# * Redistributions of source code must retain the above copyright notice, this +# list of conditions and the following disclaimer. +# +# * Redistributions in binary form must reproduce the above copyright notice, +# this list of conditions and the following disclaimer in the documentation +# and/or other materials provided with the distribution. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE +# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +# POSSIBILITY OF SUCH DAMAGE. +# + +set -e + +script="$0" + +testdir=$(dirname "${script}") + +if [ "$#" -eq 0 ]; then + printf 'usage: %s dir [run_extra_tests] [run_stack_tests] [generate_tests] [time_tests] [exec args...]\n' "$script" + exit 1 +else + d="$1" + shift +fi + +if [ "$#" -gt 0 ]; then + run_extra_tests="$1" + shift +else + run_extra_tests=1 +fi + +if [ "$#" -gt 0 ]; then + run_stack_tests="$1" + shift +else + run_stack_tests=1 +fi + +if [ "$#" -gt 0 ]; then + generate="$1" + shift +else + generate=1 +fi + +if [ "$#" -gt 0 ]; then + time_tests="$1" + shift +else + time_tests=0 +fi + +if [ "$#" -gt 0 ]; then + exe="$1" + shift +else + exe="$testdir/../bin/$d" +fi + +scriptdir="$testdir/$d/scripts" + +for s in $scriptdir/*.$d; do + + f=$(basename "$s") + sh "$testdir/script.sh" "$d" "$f" "$run_extra_tests" "$run_stack_tests" "$generate" "$time_tests" "$exe" "$@" + +done diff --git a/tests/stdin.sh b/tests/stdin.sh new file mode 100755 index 000000000000..cfd45805face --- /dev/null +++ b/tests/stdin.sh @@ -0,0 +1,73 @@ +#! /bin/sh +# +# Copyright (c) 2018-2020 Gavin D. Howard and contributors. +# +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are met: +# +# * Redistributions of source code must retain the above copyright notice, this +# list of conditions and the following disclaimer. +# +# * Redistributions in binary form must reproduce the above copyright notice, +# this list of conditions and the following disclaimer in the documentation +# and/or other materials provided with the distribution. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE +# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +# POSSIBILITY OF SUCH DAMAGE. +# + +set -e + +script="$0" + +testdir=$(dirname "$script") + +if [ "$#" -lt 1 ]; then + printf 'usage: %s dir [exe [args...]]\n' "$0" + printf 'valid dirs are:\n' + printf '\n' + cat "$testdir/all.txt" + printf '\n' + exit 1 +fi + +d="$1" +shift + +if [ "$#" -gt 0 ]; then + exe="$1" + shift +else + exe="$testdir/../bin/$d" +fi + +out="$testdir/../.log_${d}_test.txt" + +if [ "$d" = "bc" ]; then + options="-ilq" +else + options="-x" +fi + +rm -f "$out" + +printf 'Running %s stdin tests...' "$d" + +cat "$testdir/$d/stdin.txt" | "$exe" "$@" "$options" > "$out" 2> /dev/null + +diff "$testdir/$d/stdin_results.txt" "$out" + +rm -f "$out1" + +printf 'pass\n' diff --git a/tests/test.sh b/tests/test.sh new file mode 100755 index 000000000000..a8e7ddeb9f63 --- /dev/null +++ b/tests/test.sh @@ -0,0 +1,132 @@ +#! /bin/sh +# +# Copyright (c) 2018-2020 Gavin D. Howard and contributors. +# +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are met: +# +# * Redistributions of source code must retain the above copyright notice, this +# list of conditions and the following disclaimer. +# +# * Redistributions in binary form must reproduce the above copyright notice, +# this list of conditions and the following disclaimer in the documentation +# and/or other materials provided with the distribution. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE +# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +# POSSIBILITY OF SUCH DAMAGE. +# + +set -e + +script="$0" + +testdir=$(dirname "$script") + +if [ "$#" -lt 2 ]; then + printf 'usage: %s dir test [generate_tests] [time_tests] [exe [args...]]\n' "$0" + printf 'valid dirs are:\n' + printf '\n' + cat "$testdir/all.txt" + printf '\n' + exit 1 +fi + +d="$1" +shift + +t="$1" +name="$testdir/$d/$t.txt" +results="$testdir/$d/${t}_results.txt" +shift + +if [ "$#" -gt 0 ]; then + generate_tests="$1" + shift +else + generate_tests=1 +fi + +if [ "$#" -gt 0 ]; then + time_tests="$1" + shift +else + time_tests=0 +fi + +if [ "$#" -gt 0 ]; then + exe="$1" + shift +else + exe="$testdir/../bin/$d" +fi + +out="$testdir/../.log_${d}_test.txt" + +if [ "$d" = "bc" ]; then + options="-lq" + var="BC_LINE_LENGTH" + halt="halt" +else + options="" + var="DC_LINE_LENGTH" + halt="q" +fi + +if [ "${exe#*toybox}" != "$exe" -o "${exe#*busybox}" != "$exe" ]; then + if [ "$t" = "print2" -o "$t" = "misc4" ]; then + base=$(basename "$exe") + printf 'Skipping %s test for %s...\n' "$t" "$base" + exit 0 + fi +fi + +if [ ! -f "$name" ]; then + + if [ "$generate_tests" -eq 0 ]; then + printf 'Skipping %s %s test\n' "$d" "$t" + exit 0 + fi + + printf 'Generating %s %s...' "$d" "$t" + "$testdir/$d/scripts/$t.$d" > "$name" + printf 'done\n' +fi + +if [ ! -f "$results" ]; then + printf 'Generating %s %s results...' "$d" "$t" + printf '%s\n' "$halt" | "$d" $options "$name" > "$results" + printf 'done\n' +fi + +if [ "$d" = "dc" ]; then + options="-x" +fi + +export $var=string + +printf 'Running %s %s...' "$d" "$t" + +if [ "$time_tests" -ne 0 ]; then + printf '\n' + printf '%s\n' "$halt" | /usr/bin/time -p "$exe" "$@" $options "$name" > "$out" + printf '\n' +else + printf '%s\n' "$halt" | "$exe" "$@" $options "$name" > "$out" +fi + +diff "$results" "$out" + +rm -f "$out" + +printf 'pass\n' -- cgit v1.2.3