1 /*****************************************************************************
2 * strcasestr.c: GNU strcasestr() replacement
3 *****************************************************************************
4 * Copyright © 2002-2006 the VideoLAN project
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
19 *****************************************************************************/
29 char *strcasestr (const char *psz_big, const char *psz_little)
31 char *p_pos = (char *)psz_big;
33 if( !*psz_little ) return p_pos;
37 if( toupper( *p_pos ) == toupper( *psz_little ) )
39 char * psz_cur1 = p_pos + 1;
40 char * psz_cur2 = (char *)psz_little + 1;
41 while( *psz_cur1 && *psz_cur2 &&
42 toupper( *psz_cur1 ) == toupper( *psz_cur2 ) )
47 if( !*psz_cur2 ) return p_pos;