| lh | 9ed821d | 2023-04-07 01:36:19 -0700 | [diff] [blame] | 1 | /* Copyright (C) 1996-2015 Free Software Foundation, Inc. |
| 2 | This file is part of the GNU C Library. |
| 3 | Contributed by Ulrich Drepper, <drepper@gnu.ai.mit.edu> |
| 4 | |
| 5 | The GNU C Library is free software; you can redistribute it and/or |
| 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. |
| 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 |
| 13 | Lesser General Public License for more details. |
| 14 | |
| 15 | You should have received a copy of the GNU Lesser General Public |
| 16 | License along with the GNU C Library; if not, see |
| 17 | <http://www.gnu.org/licenses/>. */ |
| 18 | |
| 19 | #include <wchar.h> |
| 20 | |
| 21 | /* The mbrlen function has an internal shift state which gets used if |
| 22 | the PS parameter is NULL. */ |
| 23 | static mbstate_t internal; |
| 24 | |
| 25 | |
| 26 | size_t |
| 27 | __mbrlen (s, n, ps) |
| 28 | const char *s; |
| 29 | size_t n; |
| 30 | mbstate_t *ps; |
| 31 | { |
| 32 | return __mbrtowc (NULL, s, n, ps ?: &internal); |
| 33 | } |
| 34 | libc_hidden_def (__mbrlen) |
| 35 | weak_alias (__mbrlen, mbrlen) |