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/* Fill UTF-8 string.
Copyright (C) 2002, 2006, 2009-2022 Free Software Foundation, Inc.
Written by Bruno Haible <bruno@clisp.org>, 2002.
This file is free software.
It is dual-licensed under "the GNU LGPLv3+ or the GNU GPLv2+".
You can redistribute it and/or modify it under either
- the terms of the GNU Lesser General Public License as published
by the Free Software Foundation; either version 3, or (at your
option) any later version, or
- the terms of the GNU General Public License as published by the
Free Software Foundation; either version 2, or (at your option)
any later version, or
- the same dual license "the GNU LGPLv3+ or the GNU GPLv2+".
This file 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 and the GNU General Public License
for more details.
You should have received a copy of the GNU Lesser General Public
License and of the GNU General Public License along with this
program. If not, see <https://www.gnu.org/licenses/>. */
#include <config.h>
/* Specification. */
#include "unistr.h"
#define FUNC u8_set
#define UNIT uint8_t
#define IS_SINGLE_UNIT(uc) (uc < 0x80)
#include <errno.h>
#include <string.h>
UNIT *
FUNC (UNIT *s, ucs4_t uc, size_t n)
{
if (n > 0)
{
if (IS_SINGLE_UNIT (uc))
memset ((char *) s, uc, n);
else
{
errno = EILSEQ;
return NULL;
}
}
return s;
}
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