1 /* strcasecmp.c - functions for case-insensitive string comparison. */
3 /* Copyright (C) 1995 Free Software Foundation, Inc.
5 This file is part of GNU Bash, the Bourne Again SHell.
7 Bash is free software: you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation, either version 3 of the License, or
10 (at your option) any later version.
12 Bash is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with Bash. If not, see <http://www.gnu.org/licenses/>.
23 #if !defined (HAVE_STRCASECMP)
27 #include <chartypes.h>
29 /* Compare at most COUNT characters from string1 to string2. Case
32 strncasecmp (string1, string2, count)
37 register const char *s1;
38 register const char *s2;
41 if (count <= 0 || (string1 == string2))
48 if ((r = TOLOWER ((unsigned char) *s1) - TOLOWER ((unsigned char) *s2)) != 0)
59 /* strcmp (), but caseless. */
61 strcasecmp (string1, string2)
65 register const char *s1;
66 register const char *s2;
75 while ((r = TOLOWER ((unsigned char)*s1) - TOLOWER ((unsigned char)*s2)) == 0)
84 #endif /* !HAVE_STRCASECMP */