index 63c4280cac9a87f867451c0d9787d1fe21ea9c2d..870d10cf6969d8b78bb6a2d2ea5262c1ddef0f62 100644 (file)
--- a/grep.c
+++ b/grep.c
return ret;
}
+static NORETURN void compile_regexp_failed(const struct grep_pat *p,
+ const char *error)
+{
+ char where[1024];
+
+ if (p->no)
+ sprintf(where, "In '%s' at %d, ", p->origin, p->no);
+ else if (p->origin)
+ sprintf(where, "%s, ", p->origin);
+ else
+ where[0] = 0;
+
+ die("%s'%s': %s", where, p->pattern, error);
+}
+
static void compile_regexp(struct grep_pat *p, struct grep_opt *opt)
{
int err;
err = regcomp(&p->regexp, p->pattern, opt->regflags);
if (err) {
char errbuf[1024];
- char where[1024];
- if (p->no)
- sprintf(where, "In '%s' at %d, ",
- p->origin, p->no);
- else if (p->origin)
- sprintf(where, "%s, ", p->origin);
- else
- where[0] = 0;
regerror(err, &p->regexp, errbuf, 1024);
regfree(&p->regexp);
- die("%s'%s': %s", where, p->pattern, errbuf);
+ compile_regexp_failed(p, errbuf);
}
}
return regexec(preg, line, 1, match, eflags);
}
+static int patmatch(struct grep_pat *p, char *line, char *eol,
+ regmatch_t *match, int eflags)
+{
+ int hit;
+
+ if (p->fixed)
+ hit = !fixmatch(p, line, eol, match);
+ else
+ hit = !regmatch(&p->regexp, line, eol, match, eflags);
+
+ return hit;
+}
+
static int strip_timestamp(char *bol, char **eol_p)
{
char *eol = *eol_p;
}
again:
- if (p->fixed)
- hit = !fixmatch(p, bol, eol, pmatch);
- else
- hit = !regmatch(&p->regexp, bol, eol, pmatch, eflags);
+ hit = patmatch(p, bol, eol, pmatch, eflags);
if (hit && p->word_regexp) {
if ((pmatch[0].rm_so < 0) ||
int hit;
regmatch_t m;
- if (p->fixed)
- hit = !fixmatch(p, bol, bol + *left_p, &m);
- else
- hit = !regmatch(&p->regexp, bol, bol + *left_p, &m, 0);
+ hit = patmatch(p, bol, bol + *left_p, &m, 0);
if (!hit || m.rm_so < 0 || m.rm_eo < 0)
continue;
if (earliest < 0 || m.rm_so < earliest)
int hit;
/*
- * look_ahead() skips quicly to the line that possibly
+ * look_ahead() skips quickly to the line that possibly
* has the next hit; don't call it if we need to do
* something more than just skipping the current line
* in response to an unmatch for the current line. E.g.