1 /* -*- buffer-read-only: t -*- vi: set ro: */
2 /* DO NOT EDIT! GENERATED AUTOMATICALLY! */
3 /* Case-insensitive string comparison function.
4 Copyright (C) 1998-1999, 2005-2007, 2009-2014 Free Software Foundation, Inc.
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 3, or (at your option)
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, see <http://www.gnu.org/licenses/>. */
27 #define TOLOWER(Ch) (isupper (Ch) ? tolower (Ch) : (Ch))
29 /* Compare strings S1 and S2, ignoring case, returning less than, equal to or
30 greater than zero if S1 is lexicographically less than, equal to or greater
32 Note: This function does not work with multibyte strings! */
35 strcasecmp (const char *s1, const char *s2)
37 const unsigned char *p1 = (const unsigned char *) s1;
38 const unsigned char *p2 = (const unsigned char *) s2;
57 if (UCHAR_MAX <= INT_MAX)
60 /* On machines where 'char' and 'int' are types of the same size, the
61 difference of two 'unsigned char' values - including the sign bit -
62 doesn't fit in an 'int'. */
63 return (c1 > c2 ? 1 : c1 < c2 ? -1 : 0);