1 | /* Copyright (C) 1995-2022 Free Software Foundation, Inc. |
2 | This file is part of the GNU C Library. |
3 | |
4 | The GNU C Library is free software; you can redistribute it and/or |
5 | modify it under the terms of the GNU Lesser General Public |
6 | License as published by the Free Software Foundation; either |
7 | version 2.1 of the License, or (at your option) any later version. |
8 | |
9 | The GNU C Library is distributed in the hope that it will be useful, |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
12 | Lesser General Public License for more details. |
13 | |
14 | You should have received a copy of the GNU Lesser General Public |
15 | License along with the GNU C Library; if not, see |
16 | <https://www.gnu.org/licenses/>. */ |
17 | |
18 | #include <wchar.h> |
19 | |
20 | /* Return length of string S. */ |
21 | #ifdef WCSLEN |
22 | # define __wcslen WCSLEN |
23 | #endif |
24 | |
25 | size_t |
26 | __wcslen (const wchar_t *s) |
27 | { |
28 | size_t len = 0; |
29 | |
30 | while (s[len] != L'\0') |
31 | { |
32 | if (s[++len] == L'\0') |
33 | return len; |
34 | if (s[++len] == L'\0') |
35 | return len; |
36 | if (s[++len] == L'\0') |
37 | return len; |
38 | ++len; |
39 | } |
40 | |
41 | return len; |
42 | } |
43 | #ifndef WCSLEN |
44 | weak_alias (__wcslen, wcslen) |
45 | #endif |
46 | |