1 /*
2  * madplay - MPEG audio decoder and player
3  * Copyright (C) 2000-2004 Robert Leslie
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 2 of the License, or
8  * (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program; if not, write to the Free Software
17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
18  *
19  * $Id: strncasecmp.c,v 1.6 2004/01/23 09:41:32 rob Exp $
20  */
21 
22 # ifdef HAVE_CONFIG_H
23 #  include "config.h"
24 # endif
25 
26 # include "global.h"
27 
28 # include <ctype.h>
29 
30 /*
31  * NAME:	strncasecmp()
32  * DESCRIPTION:	compare a portion of two strings without regard to case
33  */
strncasecmp(char const * str1,char const * str2,unsigned long len)34 int strncasecmp(char const *str1, char const *str2, unsigned long len)
35 {
36   signed int c1 = 0, c2 = 0;
37 
38   while (len--) {
39     c1 = tolower(*str1++);
40     c2 = tolower(*str2++);
41 
42     if (c1 == 0 || c1 != c2)
43       break;
44   }
45 
46   return c1 - c2;
47 }
48