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/* Convert wide character to multibyte character.
Copyright (C) 2008-2013 Free Software Foundation, Inc.
Written by Bruno Haible <bruno@clisp.org>, 2008.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include <config.h>
/* Specification. */
#include <wchar.h>
#include <errno.h>
#include <stdlib.h>
// wcrtomb is defined for msvs 2017 15.7
#if _MSC_VER < 1914
size_t
wcrtomb (char *s, wchar_t wc, mbstate_t *ps)
{
/* This implementation of wcrtomb on top of wctomb() supports only
stateless encodings. ps must be in the initial state. */
if (ps != NULL && !mbsinit (ps))
{
errno = EINVAL;
return (size_t)(-1);
}
if (s == NULL)
/* We know the NUL wide character corresponds to the NUL character. */
return 1;
else
{
int ret = wctomb (s, wc);
if (ret >= 0)
return ret;
else
{
errno = EILSEQ;
return (size_t)(-1);
}
}
}
#endif
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