1/* Determine bounded length of UTF-8 string.
2   Copyright (C) 1999, 2002, 2006, 2009-2010 Free Software Foundation, Inc.
3   Written by Bruno Haible <bruno@clisp.org>, 2002.
4
5   This program is free software: you can redistribute it and/or modify it
6   under the terms of the GNU Lesser General Public License as published
7   by the Free Software Foundation; either version 3 of the License, or
8   (at your option) any later version.
9
10   This program is distributed in the hope that it will be useful,
11   but WITHOUT ANY WARRANTY; without even the implied warranty of
12   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13   Lesser General Public License for more details.
14
15   You should have received a copy of the GNU Lesser General Public License
16   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
17
18/* Ensure strnlen() gets declared.  */
19#ifndef _GNU_SOURCE
20# define _GNU_SOURCE 1
21#endif
22
23#include <config.h>
24
25/* Specification.  */
26#include "unistr.h"
27
28#if __GLIBC__ >= 2
29
30# include <string.h>
31
32size_t
33u8_strnlen (const uint8_t *s, size_t maxlen)
34{
35  return strnlen ((const char *) s, maxlen);
36}
37
38#else
39
40# define FUNC u8_strnlen
41# define UNIT uint8_t
42# include "u-strnlen.h"
43
44#endif
45