1 /* Locale-specific memory comparison.
2 Copyright 1999 Free Software Foundation, Inc.
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2, or (at your option)
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software Foundation,
16 Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
18 /* Contributed by Paul Eggert <eggert@twinsun.com>. */
24 #include <sys/types.h>
30 /* Compare S1 (with length S1LEN) and S2 (with length S2LEN) according
31 to the LC_COLLATE locale. S1 and S2 do not overlap, and are not
32 adjacent. Temporarily modify the bytes after S1 and S2, but
33 restore their original contents before returning. */
35 memcoll (char *s1, size_t s1len, char *s2, size_t s2len)
44 while (! (diff = strcoll (s1, s2)))
46 /* strcoll found no difference, but perhaps it was fooled by NUL
47 characters in the data. Work around this problem by advancing
48 past the NUL chars. */
49 size_t size1 = strlen (s1) + 1;
50 size_t size2 = strlen (s2) + 1;