about summary refs log tree commit diff
path: root/debug/wcrtomb_chk.c
blob: a41346aa7040e0fb5bb7f3d2ea9d013cd038b0a0 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
/* Copyright (C) 2005-2021 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, see
   <https://www.gnu.org/licenses/>.  */

#include <langinfo.h>
#include <locale.h>
#include <stdlib.h>
#include <wchar.h>
#include <locale/localeinfo.h>


size_t
__wcrtomb_chk (char *s, wchar_t wchar, mbstate_t *ps, size_t buflen)
{
  /* We do not have to implement the full wctomb semantics since we
     know that S cannot be NULL when we come here.  */
  if (buflen < MB_CUR_MAX)
    __chk_fail ();

  return __wcrtomb (s, wchar, ps);
}