1/* Copyright (C) 2005-2022 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
8
9 The GNU C Library 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 GNU
12 Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <https://www.gnu.org/licenses/>. */
17
18#include <langinfo.h>
19#include <locale.h>
20#include <stdlib.h>
21#include <wchar.h>
22#include <locale/localeinfo.h>
23
24
25size_t
26__wcrtomb_chk (char *s, wchar_t wchar, mbstate_t *ps, size_t buflen)
27{
28 /* We do not have to implement the full wctomb semantics since we
29 know that S cannot be NULL when we come here. */
30 if (buflen < MB_CUR_MAX)
31 __chk_fail ();
32
33 return __wcrtomb (s: s, wc: wchar, ps: ps);
34}
35

source code of glibc/debug/wcrtomb_chk.c