[PATCH 7/7] grep: use regmatch() for line matching

["René Scharfe" <rene.scharfe@lsrfire.ath.cx>]

Use regmatch() in match_one_pattern(), allowing regex matching
beyond NUL characters if regexec() supports the flag REG_STARTEND.

Signed-off-by: Rene Scharfe <rene.scharfe@lsrfire.ath.cx>
---
 grep.c                 |    2 +-
 t/t7008-grep-binary.sh |   10 ++++++++++
 2 files changed, 11 insertions(+), 1 deletions(-)

diff --git a/grep.c b/grep.c
index 5be72cf..9dd2471 100644
--- a/grep.c
+++ b/grep.c
@@ -422,7 +422,7 @@ static int match_one_pattern(struct grep_pat *p, char *bol, char *eol,
 	if (p->fixed)
 		hit = !fixmatch(p->pattern, bol, eol, p->ignore_case, pmatch);
 	else
-		hit = !regexec(&p->regexp, bol, 1, pmatch, eflags);
+		hit = !regmatch(&p->regexp, bol, eol, pmatch, eflags);
 
 	if (hit && p->word_regexp) {
 		if ((pmatch[0].rm_so < 0) ||
diff --git a/t/t7008-grep-binary.sh b/t/t7008-grep-binary.sh
index 1143903..d8fde18 100755
--- a/t/t7008-grep-binary.sh
+++ b/t/t7008-grep-binary.sh
@@ -41,4 +41,14 @@ test_expect_success 'git grep -Fi iLE a' '
 	git grep -Fi iLE a
 '
 
+# This test actually passes on platforms where regexec() supports the
+# flag REG_STARTEND.
+test_expect_failure 'git grep ile a' '
+	git grep ile a
+'
+
+test_expect_failure 'git grep .fi a' '
+	git grep .fi a
+'
+
 test_done
-- 
1.7.1