- if (pmatch[i].rm_so == -1)
- INTERNAL_ERROR ("matching regex against %s: Sub-match %d not found\n",
- string, i);
+ if (pmatch[i].rm_so == -1) {
+ fprintf (stderr, "Internal error: matching regex against %s:"
+ "Sub-match %d not found\n",
+ string, i);
+ exit (1);
+ }