1 | /* Set the cancel state for the calling thread. |
2 | Copyright (C) 2002-2022 Free Software Foundation, Inc. |
3 | This file is part of the GNU C Library. |
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 <pthread.h> |
20 | |
21 | #include <pt-internal.h> |
22 | |
23 | int |
24 | __pthread_setcancelstate (int state, int *oldstate) |
25 | { |
26 | struct __pthread *p = _pthread_self (); |
27 | |
28 | switch (state) |
29 | { |
30 | default: |
31 | return EINVAL; |
32 | case PTHREAD_CANCEL_ENABLE: |
33 | case PTHREAD_CANCEL_DISABLE: |
34 | break; |
35 | } |
36 | |
37 | __pthread_mutex_lock (&p->cancel_lock); |
38 | if (oldstate != NULL) |
39 | *oldstate = p->cancel_state; |
40 | p->cancel_state = state; |
41 | __pthread_mutex_unlock (&p->cancel_lock); |
42 | |
43 | return 0; |
44 | } |
45 | |
46 | weak_alias (__pthread_setcancelstate, pthread_setcancelstate); |
47 | |