Handle invalid buffer pointers when count is zero.
[glibc/history.git] / wcsmbs / wmemmove.c
blob20aceccb85eb317baba158d986955c4e331fb013
1 /* Copyright (C) 1996, 1997, 1999 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Ulrich Drepper, <drepper@gnu.ai.mit.edu>
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
18 02111-1307 USA. */
20 #include <wchar.h>
21 #include <string.h>
24 wchar_t *
25 __wmemmove (s1, s2, n)
26 wchar_t *s1;
27 const wchar_t *s2;
28 size_t n;
30 return (wchar_t *) memmove ((char *) s1, (char *) s2, n * sizeof (wchar_t));
32 weak_alias (__wmemmove, wmemmove)