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/* Iterate over next character in UTF-32 string.
Copyright (C) 2002, 2006-2007, 2009-2011 Free Software Foundation, Inc.
Written by Bruno Haible <bruno@clisp.org>, 2002.
This program 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 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include <config.h>
/* Specification. */
#include "unistr.h"
const uint32_t *
u32_next (ucs4_t *puc, const uint32_t *s)
{
int count;
count = u32_strmbtouc (puc, s);
if (count > 0)
return s + count;
else
{
#if CONFIG_UNICODE_SAFETY
if (count < 0)
*puc = 0xfffd;
#endif
return NULL;
}
}
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