| | 1 | /* Copyright (C) 2002, 2006, 2008 Free Software Foundation, Inc. |
| | 2 | * |
| | 3 | * This library is free software; you can redistribute it and/or |
| | 4 | * modify it under the terms of the GNU Lesser General Public License |
| | 5 | * as published by the Free Software Foundation; either version 3 of |
| | 6 | * the License, or (at your option) any later version. |
| | 7 | * |
| | 8 | * This library is distributed in the hope that it will be useful, but |
| | 9 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
| | 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| | 11 | * Lesser General Public License for more details. |
| | 12 | * |
| | 13 | * You should have received a copy of the GNU Lesser General Public |
| | 14 | * License along with this library; if not, write to the Free Software |
| | 15 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| | 16 | * 02110-1301 USA |
| | 17 | */ |
| | 18 | |
| | 19 | #ifdef HAVE_CONFIG_H |
| | 20 | # include <config.h> |
| | 21 | #endif |
| | 22 | |
| | 23 | #include <stdlib.h> |
| | 24 | #include "libguile/_scm.h" |
| | 25 | |
| | 26 | #if SCM_USE_NULL_THREADS |
| | 27 | |
| | 28 | #include "libguile/null-threads.h" |
| | 29 | |
| | 30 | static scm_i_pthread_key_t *all_keys = NULL; |
| | 31 | |
| | 32 | static void |
| | 33 | destroy_keys (void) |
| | 34 | { |
| | 35 | scm_i_pthread_key_t *key; |
| | 36 | int again; |
| | 37 | |
| | 38 | do { |
| | 39 | again = 0; |
| | 40 | for (key = all_keys; key; key = key->next) |
| | 41 | if (key->value && key->destr_func) |
| | 42 | { |
| | 43 | void *v = key->value; |
| | 44 | key->value = NULL; |
| | 45 | key->destr_func (v); |
| | 46 | again = 1; |
| | 47 | } |
| | 48 | } while (again); |
| | 49 | } |
| | 50 | |
| | 51 | int |
| | 52 | scm_i_pthread_key_create (scm_i_pthread_key_t *key, |
| | 53 | void (*destr_func) (void *)) |
| | 54 | { |
| | 55 | if (all_keys == NULL) |
| | 56 | atexit (destroy_keys); |
| | 57 | |
| | 58 | key->next = all_keys; |
| | 59 | all_keys = key; |
| | 60 | key->value = NULL; |
| | 61 | key->destr_func = destr_func; |
| | 62 | |
| | 63 | return 0; |
| | 64 | } |
| | 65 | |
| | 66 | #endif /* SCM_USE_NULL_THREADS */ |
| | 67 | |
| | 68 | |
| | 69 | /* |
| | 70 | Local Variables: |
| | 71 | c-file-style: "gnu" |
| | 72 | End: |
| | 73 | */ |
HCoop / bpt / guile.git / blame_incremental