]>
Commit | Line | Data |
---|---|---|
04277e02 | 1 | /* Copyright (C) 1998-2019 Free Software Foundation, Inc. |
4bca4c17 UD |
2 | This file is part of the GNU C Library. |
3 | Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998. | |
4 | ||
5 | The GNU C Library is free software; you can redistribute it and/or | |
41bdb6e2 AJ |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
4bca4c17 UD |
9 | |
10 | The GNU C Library 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 | |
41bdb6e2 | 13 | Lesser General Public License for more details. |
4bca4c17 | 14 | |
41bdb6e2 | 15 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 | 16 | License along with the GNU C Library; if not, see |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
4bca4c17 UD |
18 | |
19 | #include <wchar.h> | |
20 | ||
fcf40ebe SL |
21 | #ifdef WCSNLEN |
22 | # define __wcsnlen WCSNLEN | |
23 | #endif | |
4bca4c17 | 24 | |
fcf40ebe | 25 | /* Return length of string S at most maxlen. */ |
4bca4c17 | 26 | size_t |
9d46370c | 27 | __wcsnlen (const wchar_t *s, size_t maxlen) |
4bca4c17 | 28 | { |
457208b1 AZ |
29 | const wchar_t *ret = __wmemchr (s, L'\0', maxlen); |
30 | if (ret) | |
31 | maxlen = ret - s; | |
32 | return maxlen; | |
4bca4c17 | 33 | } |
fcf40ebe | 34 | #ifndef WCSNLEN |
4bca4c17 | 35 | weak_alias (__wcsnlen, wcsnlen) |
fcf40ebe | 36 | #endif |