view lib/xregcomp.c @ 1101:ccf4193167c3 draft

Make the patch -x option (only enabled with CONFIG_DEBUG) provide more information about why a patch didn't apply. (Offset of first nonmatching character at each line during seek phase.)
author Rob Landley <rob@landley.net>
date Thu, 31 Oct 2013 09:36:55 -0500
parents 786841fdb1e0
children
line wrap: on
line source

/* Call regcomp() and handle errors.
 *
 * Copyright 2007 Rob Landley <rob@landley.net>
 *
 * This is a separate file so environments that haven't got regular expression
 * support can configure this out and avoid a build break.
 */

#include "toys.h"
#include "xregcomp.h"

void xregcomp(regex_t *preg, char *regex, int cflags)
{
  int rc = regcomp(preg, regex, cflags);

  if (rc) {
    char msg[256];
    regerror(rc, preg, msg, 255);
    msg[255]=0;
    error_exit("xregcomp: %s", msg);
  }
}