1 /* xregex.c - regex functions with error messages
5 Copyright (C) 2001 University of Southern California
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2, or (at your option)
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
21 #include "libbb/libbb.h"
23 static void print_regcomp_err(const regex_t *preg, int err);
25 int xregcomp(regex_t *preg, const char *regex, int cflags)
28 err = regcomp(preg, regex, cflags);
30 print_regcomp_err(preg, err);
36 static void print_regcomp_err(const regex_t *preg, int err)
41 size = regerror(err, preg, 0, 0);
42 error = xcalloc(1, size);
43 regerror(err, preg, error, size);
45 opkg_msg(ERROR, "Internal error compiling regex: %s.", error);