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/*

 * mad - MPEG audio decoder

 * Copyright (C) 2000-2001 Robert Leslie

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation; either version 2 of the License, or

 * (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

 *

 * $Id: strncasecmp.c,v 1.1.1.1 2001-11-04 19:00:46 lampret Exp $

 */

# ifdef HAVE_CONFIG_H

#  include "config.h"

# endif

# include "global.h"

# include <ctype.h>

/*

 * NAME:        strncasecmp()

 * DESCRIPTION: compare a portion of two strings without regard to case

 */

int strncasecmp(char const *str1, char const *str2, unsigned long len)

{

  signed int c1 = 0, c2 = 0;

  while (len--) {

    c1 = tolower(*str1++);

    c2 = tolower(*str2++);

    if (c1 == 0 || c1 != c2)

      break;

  }

  return c1 - c2;

}