Functions for C strings, like strcasestr(), can't see beyond NUL
characters. Check if there is such an obstacle on the line and try
again behind it.
Signed-off-by: Rene Scharfe <rene.scharfe@xxxxxxxxxxxxxx>
---
grep.c | 12 +++++++++---
t/t7008-grep-binary.sh | 4 ++++
2 files changed, 13 insertions(+), 3 deletions(-)
diff --git a/grep.c b/grep.c
index 4633b63..20a02a2 100644
--- a/grep.c
+++ b/grep.c
@@ -334,9 +334,15 @@ static int fixmatch(const char *pattern, char *line, char *eol,
{
char *hit;
- if (ignore_case)
- hit = strcasestr(line, pattern);
- else
+ if (ignore_case) {
+ char *s = line;
+ do {
+ hit = strcasestr(s, pattern);
+ if (hit)
+ break;
+ s += strlen(s) + 1;
+ } while (s < eol);
+ } else
hit = memmem(line, eol - line, pattern, strlen(pattern));
if (!hit) {
diff --git a/t/t7008-grep-binary.sh b/t/t7008-grep-binary.sh
index ad97720..1143903 100755
--- a/t/t7008-grep-binary.sh
+++ b/t/t7008-grep-binary.sh
@@ -37,4 +37,8 @@ test_expect_success 'git grep -F ile a' '
git grep -F ile a
'
+test_expect_success 'git grep -Fi iLE a' '
+ git grep -Fi iLE a
+'
+
test_done
--
1.7.1
--
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