Virgin import of GNU Grep 2.3 [trimmed down].

14 files changed, 652 insertions, 0 deletions

diff --git a/gnu/usr.bin/grep/tests/bre.awk b/gnu/usr.bin/grep/tests/bre.awk
new file mode 100644
index 000000000000..39730713607a
--- /dev/null
+++ b/gnu/usr.bin/grep/tests/bre.awk
@@ -0,0 +1,26 @@
+BEGIN {
+	FS="@";
+	n = 0;
+	printf ("# Generated Spencer BRE Test\n");
+	printf ("failures=0\n");
+}
+
+$0 ~ /^#/  { next; }
+
+NF == 3 {
+	printf ("echo '%s' | ${GREP} -e '%s' > /dev/null 2>&1\n",$3, $2);
+	printf ("if test $? -ne %s ; then\n", $1);
+	printf ("\techo Spencer bre test \\#%d failed\n", ++n);
+	printf ("\tfailures=1\n");
+	printf ("fi\n");
+}
+
+NF == 4 {
+#don't alarm users
+#	printf ("echo '%s' | ${GREP} -e '%s' > /dev/null 2>&1\n",$3, $2);
+#	printf ("if test $? -ne %s ; then\n", $1);
+#	printf ("\techo Expected non conformance \\#%d ... continuing\n", ++n);
+#	printf ("fi\n");
+}
+
+END { printf ("exit $failures\n"); }
diff --git a/gnu/usr.bin/grep/tests/bre.sh b/gnu/usr.bin/grep/tests/bre.sh
new file mode 100755
index 000000000000..eecdd3ee2273
--- /dev/null
+++ b/gnu/usr.bin/grep/tests/bre.sh
@@ -0,0 +1,13 @@
+#! /bin/sh
+# Regression test for GNU grep.
+
+: ${srcdir=.}
+
+failures=0
+
+# . . . and the following by Henry Spencer.
+
+${AWK-awk} -f $srcdir/bre.awk $srcdir/bre.tests > bre.script
+
+sh bre.script && exit $failures
+exit 1
diff --git a/gnu/usr.bin/grep/tests/bre.tests b/gnu/usr.bin/grep/tests/bre.tests
new file mode 100644
index 000000000000..a896377e34c5
--- /dev/null
+++ b/gnu/usr.bin/grep/tests/bre.tests
@@ -0,0 +1,62 @@
+0@a\(b\)c@abc
+0@a(@a(
+2@a\(@EPAREN
+2@a\(b@EPAREN
+0@a(b@a(b
+0@a)@a)
+2@a\)@EPAREN
+2@\)@EPAREN
+0@a\(\)b@ab
+0@a^b@a^b@TO CORRECT
+0@a$b@a$b
+0@\($\)\(^\)@@
+0@a*\(^b$\)c*@b
+0@|@|
+0@*@*
+0@\(\)@abc
+2@\(\{1\}a\)@BADRPT@TO CORRECT
+0@^*@*
+2@^\{1\}@BADRPT@TO CORRECT
+2@\{@BADRPT
+1@a\(b*\)c\1d@abbcbd
+1@a\(b*\)c\1d@abbcbbbd
+1@^\(.\)\1@abc
+0@a\(\([bc]\)\2\)*d@abbccd
+1@a\(\([bc]\)\2\)*d@abbcbd
+0@a\(\(b\)*\2\)*d@abbbd
+0@\(a\)\1bcd@aabcd
+0@\(a\)\1bc*d@aabcd
+0@\(a\)\1bc*d@aabd
+0@\(a\)\1bc*d@aabcccd
+0@\(a\)\1bc*[ce]d@aabcccd@TO CORRECT
+0@^\(a\)\1b\(c\)*cd$@aabcccd
+0@a\(*\)b@a*b
+0@a\(**\)b@ab
+2@a\(***\)b@BADRPT@TO CORRECT
+0@*a@*a
+0@**a@a
+2@***a@BADRPT@TO CORRECT
+0@a\{1\}b@ab
+0@a\{1,\}b@ab
+0@a\{1,2\}b@aab
+2@a\{1@EBRACE
+2@a\{1a@EBRACE
+2@a\{1a\}@BADBR
+2@a\{,2\}@BADBR
+2@a\{,\}@BADBR
+2@a\{1,x\}@BADBR
+2@a\{1,x@EBRACE
+2@a\{300\}@BADBR@TO CORRECT
+2@a\{1,0\}@BADBR
+0@ab\{0,0\}c@abcac
+0@ab\{0,1\}c@abcac
+0@ab\{0,3\}c@abbcac
+0@ab\{1,1\}c@acabc
+0@ab\{1,3\}c@acabc
+0@ab\{2,2\}c@abcabbc
+0@ab\{2,4\}c@abcabbc
+2@a\{1\}\{1\}@BADRPT@TO CORRECT
+2@a*\{1\}@BADRPT@TO CORRECT
+2@a\{1\}*@BADRPT@TO CORRECT
+1@a\(b\)?c\1d@acd
+0@-\{0,1\}[0-9]*$@-5
diff --git a/gnu/usr.bin/grep/tests/empty.sh b/gnu/usr.bin/grep/tests/empty.sh
new file mode 100755
index 000000000000..8c751966f5f1
--- /dev/null
+++ b/gnu/usr.bin/grep/tests/empty.sh
@@ -0,0 +1,30 @@
+#! /bin/sh
+# test that the empty file means no pattern
+# and an empty pattern means match all.
+
+: ${srcdir=.}
+
+failures=0
+
+# should return 0 found a match
+echo "abcd" | ${GREP} -E -e '' > /dev/null 2>&1
+if test $? -ne 0 ; then
+        echo "Status: Wrong status code, test \#1 failed"
+        failures=1
+fi
+
+# should return 1 found no match
+echo "abcd" | ${GREP} -E -f /dev/null  > /dev/null 2>&1
+if test $? -ne 1 ; then
+        echo "Status: Wrong status code, test \#2 failed"
+        failures=1
+fi
+
+# should return 0 found a match
+echo "abcd" | ${GREP} -E -f /dev/null -e "abc" > /dev/null 2>&1
+if test $? -ne 0 ; then
+        echo "Status: Wrong status code, test \#3 failed"
+        failures=1
+fi
+
+exit $failures
diff --git a/gnu/usr.bin/grep/tests/ere.awk b/gnu/usr.bin/grep/tests/ere.awk
new file mode 100644
index 000000000000..c014fe9afa4e
--- /dev/null
+++ b/gnu/usr.bin/grep/tests/ere.awk
@@ -0,0 +1,31 @@
+BEGIN {
+	FS="@";
+	n = 0;
+	printf ("# Generated Spencer ERE Test\n");
+	printf ("failures=0\n");
+}
+
+$0 ~ /^#/  { next; }
+
+NF == 3 {
+	printf ("echo '%s' | ${GREP} -E -e '%s' > /dev/null 2>&1\n",$3, $2);
+	printf ("if test $? -ne %s ; then\n", $1);
+	printf ("\techo Spencer ere test \\#%d failed\n", ++n);
+	printf ("\tfailures=1\n");
+	printf ("fi\n");
+}
+
+NF == 4 {
+# don't alarm the user for now
+#	printf ("echo '%s'|${GREP} -E -e '%s' > /dev/null 2>&1\n",$3, $2);
+#	printf ("if test $? -ne %s ; then\n", $1);
+#	printf ("\techo Expected non conformance \\#%d ... continuing\n", ++n);
+#	printf ("fi\n");
+}
+
+NF == 5 {
+# don't alarm the user for now
+	next;
+}
+
+END { printf ("exit $failures\n"); }
diff --git a/gnu/usr.bin/grep/tests/ere.sh b/gnu/usr.bin/grep/tests/ere.sh
new file mode 100755
index 000000000000..5bf169528362
--- /dev/null
+++ b/gnu/usr.bin/grep/tests/ere.sh
@@ -0,0 +1,13 @@
+#! /bin/sh
+# Regression test for GNU grep.
+
+: ${srcdir=.}
+
+failures=0
+
+# . . . and the following by Henry Spencer.
+
+${AWK-awk} -f $srcdir/ere.awk $srcdir/ere.tests > ere.script
+
+sh ere.script && exit $failures
+exit 1
diff --git a/gnu/usr.bin/grep/tests/ere.tests b/gnu/usr.bin/grep/tests/ere.tests
new file mode 100644
index 000000000000..7d37c4e1ac77
--- /dev/null
+++ b/gnu/usr.bin/grep/tests/ere.tests
@@ -0,0 +1,215 @@
+0@a@a
+0@abc@abc
+0@abc|de@abc
+0@a|b|c@abc
+0@a(b)c@abc
+2@a(@EPAREN
+0@a\(@a(
+2@a(b@EPAREN
+0@a)@a)@POSIX BOTCH
+0@)@)@POSIX BOTCH
+0@a()b@ab
+0@^abc$@abc
+1@a^b@a^b
+1@a$b@a$b
+0@^@abc
+0@$@abc
+0@^$@@
+0@$^@@
+0@^^@@
+0@$$@@
+0@a*(^b$)c*@b
+2@|@EMPTY@NO ALTERNATION
+2@*@BADRPT@TO CORRECT
+2@+@BADRPT@TO CORRECT
+2@?@BADRPT@TO CORRECT
+1@&C@PASS
+0@()@abc
+2@a||b@EMPTY@NO ALTERNATION
+2@|ab@EMPTY@NO ALTERNATION
+2@ab|@EMPTY@NO ALTERNATION
+2@(|a)b@EMPTY@NO ALTERNATION
+2@(a|)b@EMPTY@NO ALTERNATION
+2@(*a)@BADRPT@TO CORRECT
+2@(+a)@BADRPT@TO CORRECT
+2@(?a)@BADRPT@TO CORRECT
+2@({1}a)@BADRPT@TO CORRECT
+2@(a|*b)@BADRPT@NO ALTERNATION
+2@(a|+b)@BADRPT@NO ALTERNATION
+2@(a|?b)@BADRPT@NO ALTERNATION
+2@(a|{1}b)@BADRPT@NO ALTERNATION
+2@^*@BADRPT@TO CORRECT
+2@^+@BADRPT@TO CORRECT
+2@^?@BADRPT@TO CORRECT
+2@^{1}@BADRPT@TO CORRECT
+0@a.c@abc
+0@a[bc]d@abd
+0@a\*c@a*c
+0@a\\b@a\b@TO CORRECT
+0@a\\\*b@a\*b
+0@a\bc@abc@TO CORRECT
+2@a\@EESCAPE
+0@a\\bc@a\bc@TO CORRECT
+0@a\[b@a[b
+2@a[b@EBRACK
+0@a$@a
+1@a$@a$
+1@a\$@a
+0@a\$@a$
+1@a\\$@a
+1@a\\$@a$
+1@a\\$@a\$
+0@a\\$@a\
+0@ab*c@abc
+0@ab+c@abc
+0@ab?c@abc
+0@{@{@TO CORRECT
+0@{abc@{abc@TO CORRECT
+2@{1@BADRPT
+2@{1}@BADRPT@TO CORRECT
+0@a{b@a{b@TO CORRECT
+0@a{1}b@ab
+0@a{1,}b@ab
+0@a{1,2}b@aab
+2@a{1@EBRACE
+2@a{1a@EBRACE
+2@a{1a}@BADBR
+0@a{,2}@a{,2}
+0@a{,}@a{,}
+2@a{1,x}@BADBR
+2@a{1,x@EBRACE@TO CORRECT
+2@a{300}@BADBR@TO CORRECT
+2@a{1,0}@BADBR@TO CORRECT
+0@ab{0,0}c@abcac
+0@ab{0,1}c@abcac
+0@ab{0,3}c@abbcac
+0@ab{1,1}c@acabc
+0@ab{1,3}c@acabc
+0@ab{2,2}c@abcabbc
+0@ab{2,4}c@abcabbc
+2@a**@BADRPT@TO CORRECT
+2@a++@BADRPT@TO CORRECT
+2@a??@BADRPT@TO CORRECT
+2@a*+@BADRPT@TO CORRECT
+2@a*?@BADRPT@TO CORRECT
+2@a+*@BADRPT@TO CORRECT
+2@a+?@BADRPT@TO CORRECT
+2@a?*@BADRPT@TO CORRECT
+2@a?+@BADRPT@TO CORRECT
+2@a{1}{1}@BADRPT@TO CORRECT
+2@a*{1}@BADRPT@TO CORRECT
+2@a+{1}@BADRPT@TO CORRECT
+2@a?{1}@BADRPT@TO CORRECT
+2@a{1}*@BADRPT@TO CORRECT
+2@a{1}+@BADRPT@TO CORRECT
+2@a{1}?@BADRPT@TO CORRECT
+0@a*{b}@a{b}@TO CORRECT
+0@a[b]c@abc
+0@a[ab]c@abc
+0@a[^ab]c@adc
+0@a[]b]c@a]c
+0@a[[b]c@a[c
+0@a[-b]c@a-c
+0@a[^]b]c@adc
+0@a[^-b]c@adc
+0@a[b-]c@a-c
+2@a[b@EBRACK
+2@a[]@EBRACK
+0@a[1-3]c@a2c
+2@a[3-1]c@ERANGE@TO CORRECT
+2@a[1-3-5]c@ERANGE@TO CORRECT
+0@a[[.-.]--]c@a-c@TO CORRECT
+2@a[1-@ERANGE
+2@a[[.@EBRACK
+2@a[[.x@EBRACK
+2@a[[.x.@EBRACK
+2@a[[.x.]@EBRACK@TO CORRECT
+0@a[[.x.]]@ax@TO CORRECT
+2@a[[.x,.]]@ECOLLATE@TO CORRECT
+0@a[[.one.]]b@a1b@TO CORRECT
+2@a[[.notdef.]]b@ECOLLATE@TO CORRECT
+0@a[[.].]]b@a]b@TO CORRECT
+0@a[[:alpha:]]c@abc
+2@a[[:notdef:]]c@ECTYPE
+2@a[[:@EBRACK
+2@a[[:alpha@EBRACK
+2@a[[:alpha:]@EBRACK
+2@a[[:alpha,:]@ECTYPE
+2@a[[:]:]]b@ECTYPE
+2@a[[:-:]]b@ECTYPE
+2@a[[:alph:]]@ECTYPE
+2@a[[:alphabet:]]@ECTYPE
+0@[[:digit:]]+@a019b
+0@[[:lower:]]+@AabC
+0@[[:upper:]]+@aBCd
+0@[[:xdigit:]]+@p0f3Cq
+0@a[[=b=]]c@abc@TO CORRECT
+2@a[[=@EBRACK
+2@a[[=b@EBRACK
+2@a[[=b=@EBRACK
+2@a[[=b=]@EBRACK@TO CORRECT
+2@a[[=b,=]]@ECOLLATE@TO CORRECT
+0@a[[=one=]]b@a1b@TO CORRECT
+0@a(((b)))c@abc
+0@a(b|(c))d@abd
+0@a(b*|c)d@abbd
+0@a[ab]{20}@aaaaabaaaabaaaabaaaab
+0@a[ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab]@aaaaabaaaabaaaabaaaab
+0@a[ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab][ab](wee|week)(knights|night)@aaaaabaaaabaaaabaaaabweeknights
+0@12345678901234567890123456789@a12345678901234567890123456789b
+0@123456789012345678901234567890@a123456789012345678901234567890b
+0@1234567890123456789012345678901@a1234567890123456789012345678901b
+0@12345678901234567890123456789012@a12345678901234567890123456789012b
+0@123456789012345678901234567890123@a123456789012345678901234567890123b
+0@1234567890123456789012345678901234567890123456789012345678901234567890@a1234567890123456789012345678901234567890123456789012345678901234567890b
+0@[ab][cd][ef][gh][ij][kl][mn]@xacegikmoq
+0@[ab][cd][ef][gh][ij][kl][mn][op]@xacegikmoq
+0@[ab][cd][ef][gh][ij][kl][mn][op][qr]@xacegikmoqy
+0@[ab][cd][ef][gh][ij][kl][mn][op][q]@xacegikmoqy
+0@abc@xabcy
+0@aBc@Abc@TO CORRECT
+0@a[Bc]*d@abBCcd@TO CORRECT
+0@0[[:upper:]]1@0a1@TO CORRECT
+0@0[[:lower:]]1@0A1@TO CORRECT
+1@a[^b]c@abc
+1@a[^b]c@aBc@TO CORRECT
+0@a[^b]c@adc
+0@[a]b[c]@abc
+0@[a]b[a]@aba
+0@[abc]b[abc]@abc
+0@[abc]b[abd]@abd
+0@a(b?c)+d@accd
+0@(wee|week)(knights|night)@weeknights
+0@(we|wee|week|frob)(knights|night|day)@weeknights
+0@a[bc]d@xyzaaabcaababdacd
+0@a[ab]c@aaabc
+0@a*@b
+0@/\*.*\*/@/*x*/
+0@/\*.*\*/@/*x*/y/*z*/
+0@/\*([^*]|\*[^/])*\*/@/*x*/
+0@/\*([^*]|\*[^/])*\*/@/*x*/y/*z*/
+0@/\*([^*]|\*[^/])*\*/@/*x**/y/*z*/
+0@/\*([^*]|\*+[^*/])*\*+/@/*x*/
+0@/\*([^*]|\*+[^*/])*\*+/@/*x*/y/*z*/
+0@/\*([^*]|\*+[^*/])*\*+/@/*x**/y/*z*/
+0@/\*([^*]|\*+[^*/])*\*+/@/*x****/y/*z*/
+0@/\*([^*]|\*+[^*/])*\*+/@/*x**x*/y/*z*/
+0@/\*([^*]|\*+[^*/])*\*+/@/*x***x/y/*z*/
+0@aZb@a@TO CORRECT
+0@[[:<:]]a@a@TO CORRECT
+1@[[:<:]]a@ba@TO CORRECT
+0@[[:<:]]a@-a@TO CORRECT
+0@a[[:>:]]@a@TO CORRECT
+1@a[[:>:]]@ab@TO CORRECT
+0@a[[:>:]]@a-@TO CORRECT
+0@[[:<:]]a.c[[:>:]]@axcd-dayc-dazce-abc@TO CORRECT
+0@[[:<:]]a.c[[:>:]]@axcd-dayc-dazce-abc-q@TO CORRECT
+0@[[:<:]]a.c[[:>:]]@axc-dayc-dazce-abc@TO CORRECT
+0@[[:<:]]b.c[[:>:]]@a_bxc-byc_d-bzc-q@TO CORRECT
+0@[[:<:]].x..[[:>:]]@y_xa_-_xb_y-_xc_-axdc@TO CORRECT
+1@[[:<:]]a_b[[:>:]]@x_a_b@TO CORRECT
+0@(A[1])|(A[2])|(A[3])|(A[4])|(A[5])|(A[6])|(A[7])|(A[8])|(A[9])|(A[A])@A1
+0@abcdefghijklmnop@abcdefghijklmnop
+0@abcdefghijklmnopqrstuv@abcdefghijklmnopqrstuv
+0@CC[13]1|a{21}[23][EO][123][Es][12]a{15}aa[34][EW]aaaaaaa[X]a@CC11
+0@a?b@ab
diff --git a/gnu/usr.bin/grep/tests/khadafy.sh b/gnu/usr.bin/grep/tests/khadafy.sh
new file mode 100755
index 000000000000..141b3d8161c6
--- /dev/null
+++ b/gnu/usr.bin/grep/tests/khadafy.sh
@@ -0,0 +1,20 @@
+#! /bin/sh
+# Regression test for GNU grep.
+
+: ${srcdir=.}
+: ${GREP=../src/grep}
+
+failures=0
+
+# The Khadafy test is brought to you by Scott Anderson . . .
+
+${GREP} -E -f $srcdir/khadafy.regexp $srcdir/khadafy.lines > khadafy.out
+if cmp $srcdir/khadafy.lines khadafy.out
+then
+	:
+else
+	echo Khadafy test failed -- output left on khadafy.out
+	failures=1
+fi
+
+exit $failures
diff --git a/gnu/usr.bin/grep/tests/options.sh b/gnu/usr.bin/grep/tests/options.sh
new file mode 100755
index 000000000000..3415018561aa
--- /dev/null
+++ b/gnu/usr.bin/grep/tests/options.sh
@@ -0,0 +1,36 @@
+#! /bin/sh
+# Test for POSIX.2 options for grep
+#
+# grep [ -E| -F][ -c| -l| -q ][-insvx] -e pattern_list 
+#      [-f pattern_file] ... [file. ..]
+# grep [ -E| -F][ -c| -l| -q ][-insvx][-e pattern_list]
+#      -f pattern_file ... [file ...]
+# grep [ -E| -F][ -c| -l| -q ][-insvx] pattern_list [file...]
+#
+
+: ${srcdir=.}
+
+failures=0
+
+# checking for -E extended regex
+echo "abababccccccd" | ${GREP} -E -e 'c{3}' > /dev/null 2>&1
+if test $? -ne 0 ; then
+        echo "Options: Wrong status code, test \#1 failed"
+        failures=1
+fi
+
+# checking for basic regex
+echo "abababccccccd" | ${GREP} -G -e 'c\{3\}' > /dev/null 2>&1
+if test $? -ne 0 ; then
+        echo "Options: Wrong status code, test \#2 failed"
+        failures=1
+fi
+
+# checking for fixed string 
+echo "abababccccccd" | ${GREP} -F -e 'c\{3\}' > /dev/null 2>&1
+if test $? -ne 1 ; then
+	echo "Options: Wrong status code, test \#3 failed"
+	failures=1
+fi
+
+exit $failures
diff --git a/gnu/usr.bin/grep/tests/spencer1.awk b/gnu/usr.bin/grep/tests/spencer1.awk
new file mode 100644
index 000000000000..b66b8f5f665d
--- /dev/null
+++ b/gnu/usr.bin/grep/tests/spencer1.awk
@@ -0,0 +1,14 @@
+BEGIN {
+	FS = "@";
+	printf ("failures=0\n");
+}
+
+$0 !~ /^#/  && NF = 3 {
+	printf ("echo '%s'|${GREP} -E -e '%s' > /dev/null 2>&1\n",$3, $2);
+	printf ("if test $? -ne %s ; then\n", $1);
+	printf ("\techo Spencer test \\#%d failed\n", ++n);
+	printf ("\tfailures=1\n");
+	printf ("fi\n");
+}
+
+END { printf ("exit $failures\n"); }
diff --git a/gnu/usr.bin/grep/tests/spencer1.sh b/gnu/usr.bin/grep/tests/spencer1.sh
new file mode 100755
index 000000000000..f09b3fa974b6
--- /dev/null
+++ b/gnu/usr.bin/grep/tests/spencer1.sh
@@ -0,0 +1,13 @@
+#! /bin/sh
+# Regression test for GNU grep.
+
+: ${srcdir=.}
+
+failures=0
+
+# . . . and the following by Henry Spencer.
+
+${AWK-awk} -f $srcdir/spencer1.awk $srcdir/spencer1.tests > spencer1.script
+
+sh spencer1.script && exit $failures
+exit 1
diff --git a/gnu/usr.bin/grep/tests/spencer1.tests b/gnu/usr.bin/grep/tests/spencer1.tests
new file mode 100644
index 000000000000..2a60f00c1412
--- /dev/null
+++ b/gnu/usr.bin/grep/tests/spencer1.tests
@@ -0,0 +1,122 @@
+0@abc@abc
+1@abc@xbc
+1@abc@axc
+1@abc@abx
+0@abc@xabcy
+0@abc@ababc
+0@ab*c@abc
+0@ab*bc@abc
+0@ab*bc@abbc
+0@ab*bc@abbbbc
+0@ab+bc@abbc
+1@ab+bc@abc
+1@ab+bc@abq
+0@ab+bc@abbbbc
+0@ab?bc@abbc
+0@ab?bc@abc
+1@ab?bc@abbbbc
+0@ab?c@abc
+0@^abc$@abc
+1@^abc$@abcc
+0@^abc@abcc
+1@^abc$@aabc
+0@abc$@aabc
+0@^@abc
+0@$@abc
+0@a.c@abc
+0@a.c@axc
+0@a.*c@axyzc
+1@a.*c@axyzd
+1@a[bc]d@abc
+0@a[bc]d@abd
+1@a[b-d]e@abd
+0@a[b-d]e@ace
+0@a[b-d]@aac
+0@a[-b]@a-
+0@a[b-]@a-
+1@a[b-a]@-
+2@a[]b@-
+2@a[@-
+0@a]@a]
+0@a[]]b@a]b
+0@a[^bc]d@aed
+1@a[^bc]d@abd
+0@a[^-b]c@adc
+1@a[^-b]c@a-c
+1@a[^]b]c@a]c
+0@a[^]b]c@adc
+0@ab|cd@abc
+0@ab|cd@abcd
+0@()ef@def
+0@()*@-
+1@*a@-
+0@^*@-
+0@$*@-
+1@(*)b@-
+1@$b@b
+2@a\@-
+0@a\(b@a(b
+0@a\(*b@ab
+0@a\(*b@a((b
+1@a\x@a\x
+2@abc)@-
+2@(abc@-
+0@((a))@abc
+0@(a)b(c)@abc
+0@a+b+c@aabbabc
+0@a**@-
+0@a*?@-
+0@(a*)*@-
+0@(a*)+@-
+0@(a|)*@-
+0@(a*|b)*@-
+0@(a+|b)*@ab
+0@(a+|b)+@ab
+0@(a+|b)?@ab
+0@[^ab]*@cde
+0@(^)*@-
+0@(ab|)*@-
+2@)(@-
+1@abc@
+1@abc@
+0@a*@
+0@([abc])*d@abbbcd
+0@([abc])*bcd@abcd
+0@a|b|c|d|e@e
+0@(a|b|c|d|e)f@ef
+0@((a*|b))*@-
+0@abcd*efg@abcdefg
+0@ab*@xabyabbbz
+0@ab*@xayabbbz
+0@(ab|cd)e@abcde
+0@[abhgefdc]ij@hij
+1@^(ab|cd)e@abcde
+0@(abc|)ef@abcdef
+0@(a|b)c*d@abcd
+0@(ab|ab*)bc@abc
+0@a([bc]*)c*@abc
+0@a([bc]*)(c*d)@abcd
+0@a([bc]+)(c*d)@abcd
+0@a([bc]*)(c+d)@abcd
+0@a[bcd]*dcdcde@adcdcde
+1@a[bcd]+dcdcde@adcdcde
+0@(ab|a)b*c@abc
+0@((a)(b)c)(d)@abcd
+0@[A-Za-z_][A-Za-z0-9_]*@alpha
+0@^a(bc+|b[eh])g|.h$@abh
+0@(bc+d$|ef*g.|h?i(j|k))@effgz
+0@(bc+d$|ef*g.|h?i(j|k))@ij
+1@(bc+d$|ef*g.|h?i(j|k))@effg
+1@(bc+d$|ef*g.|h?i(j|k))@bcdd
+0@(bc+d$|ef*g.|h?i(j|k))@reffgz
+1@((((((((((a))))))))))@-
+0@(((((((((a)))))))))@a
+1@multiple words of text@uh-uh
+0@multiple words@multiple words, yeah
+0@(.*)c(.*)@abcde
+1@\((.*),@(.*)\)
+1@[k]@ab
+0@abcd@abcd
+0@a(bc)d@abcd
+0@a[
-]?c@ac
+0@(....).*\1@beriberi
diff --git a/gnu/usr.bin/grep/tests/status.sh b/gnu/usr.bin/grep/tests/status.sh
new file mode 100755
index 000000000000..50fc9126b557
--- /dev/null
+++ b/gnu/usr.bin/grep/tests/status.sh
@@ -0,0 +1,38 @@
+#! /bin/sh
+# Test for status code for GNU grep.
+# status code
+#  0 match found
+#  1 no match
+#  2 file not found
+
+: ${srcdir=.}
+
+failures=0
+
+# should return 0 found a match
+echo "abcd" | ${GREP} -E -e 'abc' > /dev/null 2>&1
+if test $? -ne 0 ; then
+        echo "Status: Wrong status code, test \#1 failed"
+        failures=1
+fi
+
+# should return 1 found no match
+echo "abcd" | ${GREP} -E -e 'zbc' > /dev/null 2>&1
+if test $? -ne 1 ; then
+        echo "Status: Wrong status code, test \#2 failed"
+        failures=1
+fi
+
+# the filename MMMMMMMM.MMM should not exist hopefully
+# should return 2 file not found
+if test -b MMMMMMMM.MMM; then
+	echo "Please remove MMMMMMMM.MMM to run check"
+else
+	${GREP} -E -e 'abc' MMMMMMMM.MMM> /dev/null 2>&1
+	if test $? -ne 2 ; then
+        	echo "Status: Wrong status code, test \#3 failed"
+        	failures=1
+	fi
+fi
+
+exit $failures
diff --git a/gnu/usr.bin/grep/tests/warning.sh b/gnu/usr.bin/grep/tests/warning.sh
new file mode 100755
index 000000000000..d2dc6d5a5ebb
--- /dev/null
+++ b/gnu/usr.bin/grep/tests/warning.sh
@@ -0,0 +1,19 @@
+#! /bin/sh
+#
+# Tell them not to be alarmed.
+
+: ${srcdir=.}
+
+failures=0
+
+#
+cat <<\EOF
+
+Please, do not be alarmed if some of the tests failed.
+Report them to <bug-gnu-utils@gnu.org>,
+with the line number, the name of the file,
+and grep version number 'grep --version'.
+Make sure you have the word grep in the subject.
+Thank You.
+
+EOF