mirror of
git://sourceware.org/git/glibc.git
synced 2024-12-27 04:41:02 +08:00
34 lines
1.3 KiB
C
34 lines
1.3 KiB
C
|
/* Copyright (C) 1995, 1996, 1997, 2005 Free Software Foundation, Inc.
|
||
|
|
This file is part of the GNU C Library.
|
||
|
|
Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1995.
|
||
|
|
|
||
|
|
The GNU C Library is free software; you can redistribute it and/or
|
||
|
|
modify it under the terms of the GNU Lesser General Public
|
||
|
|
License as published by the Free Software Foundation; either
|
||
|
|
version 2.1 of the License, or (at your option) any later version.
|
||
|
|
|
||
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
||
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||
|
|
Lesser General Public License for more details.
|
||
|
|
|
||
|
|
You should have received a copy of the GNU Lesser General Public
|
||
|
|
License along with the GNU C Library; if not, write to the Free
|
||
|
|
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
||
|
|
02111-1307 USA. */
|
||
|
|
|
||
|
|
#include <wchar.h>
|
||
|
|
|
||
|
|
|
||
|
|
/* Copy no more than N wide-characters of SRC to DEST. */
|
||
|
|
wchar_t *
|
||
|
|
__wcsncpy_chk (wchar_t *dest, const wchar_t *src, size_t n, size_t destlen)
|
||
|
|
{
|
||
|
|
if (__builtin_expect (destlen < n, 0))
|
||
|
|
__chk_fail ();
|
||
|
|
|
||
|
|
/* This function is not often enough used to justify not using a
|
||
|
|
tail call. */
|
||
|
|
return __wcsncpy (dest, src, n);
|
||
|
|
}
|