| /* Copyright (C) 1991-2018 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| |
| The GNU C Library 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 2.1 of the License, or (at your option) any later version. |
| |
| The GNU C Library 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 the GNU C Library; if not, see |
| <http://www.gnu.org/licenses/>. */ |
| |
| #include <stdlib.h> |
| #include <string.h> |
| #include <wchar.h> |
| |
| |
| /* Convert the string of multibyte characters in S to `wchar_t's in |
| PWCS, writing no more than N. Return the number written, |
| or (size_t) -1 if an invalid multibyte character is encountered. |
| |
| Attention: this function should NEVER be intentionally used. |
| The interface is completely stupid. The state is shared between |
| all conversion functions. You should use instead the restartable |
| version `mbsrtowcs'. */ |
| size_t |
| mbstowcs (wchar_t *pwcs, const char *s, size_t n) |
| { |
| mbstate_t state; |
| |
| memset (&state, '\0', sizeof state); |
| /* Return how many we wrote (or maybe an error). */ |
| return __mbsrtowcs (pwcs, &s, n, &state); |
| } |