view lib/xregcomp.c @ 983:c38c25282b88

Cleanup grep: help text, whitespace, add parentheses.
author Rob Landley <rob@landley.net>
date Thu, 01 Aug 2013 17:21:38 -0500
parents 786841fdb1e0
children
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/* 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);
  }
}