1 /* Copyright (C) 1991,1992,1995,1996,1997,2001,2002
2 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 The GNU C Library 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 GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, write to the Free
17 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
28 # define __strcasecmp strcasecmp
29 # define TOLOWER(Ch) tolower (Ch)
31 # ifdef USE_IN_EXTENDED_LOCALE_MODEL
32 # define __strcasecmp __strcasecmp_l
33 # define TOLOWER(Ch) __tolower_l ((Ch), loc)
35 # define TOLOWER(Ch) tolower (Ch)
39 #ifdef USE_IN_EXTENDED_LOCALE_MODEL
40 # define LOCALE_PARAM , loc
41 # define LOCALE_PARAM_DECL __locale_t loc;
44 # define LOCALE_PARAM_DECL
47 /* Compare S1 and S2, ignoring case, returning less than, equal to or
48 greater than zero if S1 is lexicographically less than,
49 equal to or greater than S2. */
51 __strcasecmp (s1
, s2 LOCALE_PARAM
)
56 const unsigned char *p1
= (const unsigned char *) s1
;
57 const unsigned char *p2
= (const unsigned char *) s2
;
63 while ((result
= TOLOWER (*p1
) - TOLOWER (*p2
++)) == 0)
70 libc_hidden_def (__strcasecmp
)
71 weak_alias (__strcasecmp
, strcasecmp
)