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-rw-r--r--grep.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/grep.c b/grep.c
index 6325cafe7..af920c454 100644
--- a/grep.c
+++ b/grep.c
@@ -324,11 +324,14 @@ static void compile_pcre_regexp(struct grep_pat *p, const struct grep_opt *opt)
int erroffset;
int options = PCRE_MULTILINE;
- if (opt->ignore_case)
+ if (opt->ignore_case) {
+ if (has_non_ascii(p->pattern))
+ p->pcre_tables = pcre_maketables();
options |= PCRE_CASELESS;
+ }
p->pcre_regexp = pcre_compile(p->pattern, options, &error, &erroffset,
- NULL);
+ p->pcre_tables);
if (!p->pcre_regexp)
compile_regexp_failed(p, error);
@@ -362,6 +365,7 @@ static void free_pcre_regexp(struct grep_pat *p)
{
pcre_free(p->pcre_regexp);
pcre_free(p->pcre_extra_info);
+ pcre_free((void *)p->pcre_tables);
}
#else /* !USE_LIBPCRE */
static void compile_pcre_regexp(struct grep_pat *p, const struct grep_opt *opt)