glibc/debug/wcstombs_chk.c
Ulrich Drepper a784e50247 Remove pre-ISO C support
No more __const.
2012-01-07 23:57:22 -05:00

37 lines
1.2 KiB
C

/* Copyright (C) 2005, 2012 Free Software Foundation, Inc.
This file is part of the GNU C Library.
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 <locale.h>
#include <string.h>
#include <wchar.h>
size_t
__wcstombs_chk (char *dst, const wchar_t *src, size_t len, size_t dstlen)
{
if (__builtin_expect (dstlen < len, 0))
__chk_fail ();
mbstate_t state;
memset (&state, '\0', sizeof state);
/* Return how many we wrote (or maybe an error). */
return __wcsrtombs (dst, &src, len, &state);
}