yuezonghe | 824eb0c | 2024-06-27 02:32:26 -0700 | [diff] [blame] | 1 | /* Copyright (C) 2003 Manuel Novoa III |
| 2 | * |
| 3 | * This library is free software; you can redistribute it and/or |
| 4 | * modify it under the terms of the GNU Library General Public |
| 5 | * License as published by the Free Software Foundation; either |
| 6 | * version 2 of the License, or (at your option) any later version. |
| 7 | * |
| 8 | * This library is distributed in the hope that it will be useful, |
| 9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 11 | * Library General Public License for more details. |
| 12 | * |
| 13 | * You should have received a copy of the GNU Library General Public |
| 14 | * License along with this library; if not, write to the Free |
| 15 | * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 16 | */ |
| 17 | |
| 18 | #include <features.h> |
| 19 | #include "pthread.h" |
| 20 | #include "internals.h" |
| 21 | #include <locale.h> |
| 22 | #include <assert.h> |
| 23 | #include <stdlib.h> |
| 24 | |
| 25 | extern struct _pthread_descr_struct __pthread_initial_thread; |
| 26 | |
| 27 | __locale_t __curlocale(void) |
| 28 | { |
| 29 | pthread_descr self = thread_self(); |
| 30 | |
| 31 | #ifdef NDEBUG |
| 32 | return THREAD_GETMEM (self, locale); |
| 33 | #else |
| 34 | { |
| 35 | __locale_t r = THREAD_GETMEM (self, locale); |
| 36 | |
| 37 | assert(r); |
| 38 | |
| 39 | return r; |
| 40 | } |
| 41 | #endif |
| 42 | } |
| 43 | |
| 44 | __locale_t __curlocale_set(__locale_t newloc) |
| 45 | { |
| 46 | __locale_t oldloc; |
| 47 | pthread_descr self = thread_self(); |
| 48 | |
| 49 | oldloc = THREAD_GETMEM (self, locale); |
| 50 | |
| 51 | assert(newloc != LC_GLOBAL_LOCALE); |
| 52 | assert(oldloc); |
| 53 | |
| 54 | THREAD_SETMEM (self, locale, newloc); |
| 55 | |
| 56 | return oldloc; |
| 57 | } |