1 | /* Copyright (C) 2002-2021 Free Software Foundation, Inc. |
2 | This file is part of the GNU C Library. |
3 | Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. |
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 | <https://www.gnu.org/licenses/>. */ |
18 | |
19 | #include <stdlib.h> |
20 | #include "pthreadP.h" |
21 | |
22 | |
23 | void |
24 | _pthread_cleanup_push (struct _pthread_cleanup_buffer *buffer, |
25 | void (*routine) (void *), void *arg) |
26 | { |
27 | struct pthread *self = THREAD_SELF; |
28 | |
29 | buffer->__routine = routine; |
30 | buffer->__arg = arg; |
31 | buffer->__prev = THREAD_GETMEM (self, cleanup); |
32 | |
33 | THREAD_SETMEM (self, cleanup, buffer); |
34 | } |
35 | strong_alias (_pthread_cleanup_push, __pthread_cleanup_push) |
36 | |
37 | |
38 | void |
39 | _pthread_cleanup_pop (struct _pthread_cleanup_buffer *buffer, int execute) |
40 | { |
41 | struct pthread *self __attribute ((unused)) = THREAD_SELF; |
42 | |
43 | THREAD_SETMEM (self, cleanup, buffer->__prev); |
44 | |
45 | /* If necessary call the cleanup routine after we removed the |
46 | current cleanup block from the list. */ |
47 | if (execute) |
48 | buffer->__routine (buffer->__arg); |
49 | } |
50 | strong_alias (_pthread_cleanup_pop, __pthread_cleanup_pop) |
51 | |