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Diffstat (limited to 'm4/ax_pkg_config.m4')
| -rw-r--r-- | m4/ax_pkg_config.m4 | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/m4/ax_pkg_config.m4 b/m4/ax_pkg_config.m4 new file mode 100644 index 0000000000000..a888c656e1155 --- /dev/null +++ b/m4/ax_pkg_config.m4 @@ -0,0 +1,157 @@ +dnl -*- autoconf -*- +dnl +dnl Copyright (c) 2017 The University of Oslo +dnl All rights reserved. +dnl +dnl Redistribution and use in source and binary forms, with or without +dnl modification, are permitted provided that the following conditions +dnl are met: +dnl 1. Redistributions of source code must retain the above copyright +dnl notice, this list of conditions and the following disclaimer. +dnl 2. Redistributions in binary form must reproduce the above copyright +dnl notice, this list of conditions and the following disclaimer in the +dnl documentation and/or other materials provided with the distribution. +dnl 3. The name of the author may not be used to endorse or promote +dnl products derived from this software without specific prior written +dnl permission. +dnl +dnl THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND +dnl ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +dnl IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +dnl ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE +dnl FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +dnl DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +dnl OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +dnl HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +dnl LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +dnl OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +dnl SUCH DAMAGE. +dnl + +m4_define([AX_PKG_CONFIG_MACROS_VERSION], [0.20170404]) + +dnl +dnl AX_PROG_PKG_CONFIG([min-version]) +dnl --------------------------------- +dnl +dnl Verify that pkgconf or pkg-config are present. +dnl +AC_DEFUN([AX_PROG_PKG_CONFIG], [ + m4_pattern_forbid([^AX_PKG_CONFIG_[A-Z_]+$]) + AC_ARG_VAR([PKG_CONFIG], [path to pkg-config binary]) + AC_ARG_VAR([PKG_CONFIG_PATH], [list of directories to prepend to default search path]) + AC_ARG_VAR([PKG_CONFIG_LIBDIR], [list of directories to search instead of default search path]) + if test x"${PKG_CONFIG}" = x"" ; then + AC_PATH_PROGS([PKG_CONFIG], [pkgconf pkg-config]) >/dev/null + else + AC_PATH_PROG([PKG_CONFIG], [${PKG_CONFIG}]) + fi + AC_MSG_CHECKING([for pkg-config or pkgconf]) + if test -x "${PKG_CONFIG}" ; then + AC_MSG_RESULT([${PKG_CONFIG}]) + case "${PKG_CONFIG}" in + *pkgconf) + _min_version="m4_default([$1], [1.3.0])" + ;; + *pkg-config) + _min_version="m4_default([$1], [0.23])" + ;; + *) + _min_version="9.9.error" + ;; + esac + AC_MSG_CHECKING([that ${PKG_CONFIG} is at least version ${_min_version}]) + _act_version=`"${PKG_CONFIG}" --version` + if ! "${PKG_CONFIG}" --atleast-pkgconfig-version="${_min_version}" ; then + PKG_CONFIG="" + fi + AC_MSG_RESULT([${_act_version}]) + else + AC_MSG_RESULT([no]) + PKG_CONFIG="" + fi + if test x"${PKG_CONFIG}" = x"" ; then + AC_MSG_ERROR([pkg-config was not found or is too old]) + fi + AC_ARG_WITH([pkgconfigdir], + AS_HELP_STRING([--with-pkgconfigdir], + [installation directory for .pc files @<:@LIBDIR/pkgconfig@:>@]), + [pkgconfigdir=$withval], [pkgconfigdir='${libdir}/pkgconfig']) + AC_SUBST([pkgconfigdir], [$pkgconfigdir]) +]) + +dnl +dnl AX_PKG_CONFIG_VAR(package-name, var-name) +dnl ----------------------------------------- +dnl +dnl Retrieve specific pkg-config variables for the specified package. +dnl +AC_DEFUN([AX_PKG_CONFIG_VAR], [ + AC_REQUIRE([AX_PROG_PKG_CONFIG]) + m4_define([_p], AS_TR_SH([m4_tolower([$1])])) + m4_case([$2], + [version], [ax_pc_cv_[]_p[]_version=`"${PKG_CONFIG}" --modversion [$1]`], + [cflags], [ax_pc_cv_[]_p[]_cflags=`"${PKG_CONFIG}" --cflags [$1]`], + [libs], [ax_pc_cv_[]_p[]_libs=`"${PKG_CONFIG}" --libs [$1]`], + [ax_pc_cv_[]_p[]_[$2]=`"${PKG_CONFIG}" --variable=[$2] [$1]`]) +]) + +dnl +dnl AX_PKG_CONFIG_CHECK(package-name, +dnl [action-if-found], [action-if-not-found]) +dnl ------------------------------------------- +dnl +dnl Check if the specified package is installed. If it is, define +dnl HAVE_PACKAGE, PACKAGE_VERSION, PACKAGE_CFLAGS and PACKAGE_LIBS. +dnl The specified actions are performed in addition to the standard +dnl actions. +dnl +AC_DEFUN([AX_PKG_CONFIG_CHECK], [ + AC_REQUIRE([AX_PROG_PKG_CONFIG]) + m4_define([_P], AS_TR_SH([m4_toupper([$1])])) + m4_define([_p], AS_TR_SH([m4_tolower([$1])])) + AC_ARG_VAR(_P[_CFLAGS], [C compiler flags for $1]) + AC_ARG_VAR(_P[_LIBS], [linker flags for $1]) + AC_MSG_CHECKING([if $1 is installed]) + if AC_RUN_LOG(["${PKG_CONFIG}" --exists --print-errors "$1"]) ; then + AC_MSG_RESULT([yes]) + [ax_pc_cv_have_]_p=yes + AC_DEFINE([HAVE_]_P, [1], [Define to 1 if you have $1]) +dnl + AC_MSG_CHECKING([$1 version]) + AX_PKG_CONFIG_VAR([$1], [version]) + AC_SUBST(_P[_VERSION], [$ax_pc_cv_]_p[_version]) + AC_MSG_RESULT([${ax_pc_cv_]_p[_version:-unknown}]) +dnl + AC_MSG_CHECKING([$1 compiler flags]) + AX_PKG_CONFIG_VAR([$1], [cflags]) + AC_SUBST(_P[_CFLAGS], [$ax_pc_cv_]_p[_cflags]) + AC_MSG_RESULT([${ax_pc_cv_]_p[_cflags:-none}]) +dnl + AC_MSG_CHECKING([$1 linker flags]) + AX_PKG_CONFIG_VAR([$1], [libs]) + AC_SUBST(_P[_LIBS], [$ax_pc_cv_]_p[_libs]) + AC_MSG_RESULT([${ax_pc_cv_]_p[_libs:-none}]) +dnl + m4_default([$2], [:]) + else + AC_MSG_RESULT([no]) + [ax_pc_cv_have_]_p=no + m4_default([$3], [:]) + fi + m4_ifdef([AM_CONDITIONAL], [ + AM_CONDITIONAL([HAVE_]_P, [test x"$ax_pc_cv_have_]_p[" = x"yes"]) + ]) +]) + +dnl +dnl AX_PKG_CONFIG_REQUIRE(package-name) +dnl ----------------------------------- +dnl +dnl As above, but fail if the package is not installed. +dnl +AC_DEFUN([AX_PKG_CONFIG_REQUIRE], [ + AX_PKG_CONFIG_CHECK([$1], [], [ + AC_MSG_ERROR([cannot proceed without $1]) + ]) +]) |