utils.c

qbool ReSearchInitEx(const char *wildcard, qbool case_sensitive)
{
	int error;
	pcre2_code *re;
	PCRE2_SIZE error_offset;

	if (wildcard_level == 4) {
		Com_Printf("Error: Regexp commands nested too deep\n");
		return false;
	}
	re = pcre2_compile((PCRE2_SPTR)wildcard, PCRE2_ZERO_TERMINATED, (case_sensitive ? 0 : PCRE2_CASELESS), &error, &error_offset, NULL);
	if (re == NULL) {
		PCRE2_UCHAR message[256];
		if (pcre2_get_error_message(error, message, sizeof(message)) > 0)
		{
			Com_Printf ("Invalid regexp: %s\n", message);
		} else
		{
			Com_Printf ("Unknown regexp error: %d\n", error);
		}
		return false;
	}
	wildcard_re[wildcard_level] = re;

	wildcard_level++;
	return true;
}