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-rw-r--r--grep.c21
1 files changed, 10 insertions, 11 deletions
diff --git a/grep.c b/grep.c
index f455182..bdcff7b 100644
--- a/grep.c
+++ b/grep.c
@@ -309,11 +309,11 @@ static struct {
};
static int match_one_pattern(struct grep_pat *p, char *bol, char *eol,
- enum grep_context ctx)
+ enum grep_context ctx,
+ regmatch_t *pmatch, int eflags)
{
int hit = 0;
int saved_ch = 0;
- regmatch_t pmatch[10];
if ((p->token != GREP_PATTERN) &&
((p->token == GREP_PATTERN_HEAD) != (ctx == GREP_CONTEXT_HEAD)))
@@ -332,14 +332,10 @@ static int match_one_pattern(struct grep_pat *p, char *bol, char *eol,
}
again:
- if (!p->fixed) {
- regex_t *exp = &p->regexp;
- hit = !regexec(exp, bol, ARRAY_SIZE(pmatch),
- pmatch, 0);
- }
- else {
+ if (p->fixed)
hit = !fixmatch(p->pattern, bol, pmatch);
- }
+ else
+ hit = !regexec(&p->regexp, bol, 1, pmatch, eflags);
if (hit && p->word_regexp) {
if ((pmatch[0].rm_so < 0) ||
@@ -385,10 +381,11 @@ static int match_expr_eval(struct grep_expr *x, char *bol, char *eol,
enum grep_context ctx, int collect_hits)
{
int h = 0;
+ regmatch_t match;
switch (x->node) {
case GREP_NODE_ATOM:
- h = match_one_pattern(x->u.atom, bol, eol, ctx);
+ h = match_one_pattern(x->u.atom, bol, eol, ctx, &match, 0);
break;
case GREP_NODE_NOT:
h = !match_expr_eval(x->u.unary, bol, eol, ctx, 0);
@@ -427,12 +424,14 @@ static int match_line(struct grep_opt *opt, char *bol, char *eol,
enum grep_context ctx, int collect_hits)
{
struct grep_pat *p;
+ regmatch_t match;
+
if (opt->extended)
return match_expr(opt, bol, eol, ctx, collect_hits);
/* we do not call with collect_hits without being extended */
for (p = opt->pattern_list; p; p = p->next) {
- if (match_one_pattern(p, bol, eol, ctx))
+ if (match_one_pattern(p, bol, eol, ctx, &match, 0))
return 1;
}
return 0;