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33574c17 | 1 | /* Set the cancel state for the calling thread. |
d614a753 | 2 | Copyright (C) 2002-2020 Free Software Foundation, Inc. |
33574c17 ST |
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 | |
ad2b41bf ST |
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. | |
33574c17 ST |
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 | |
ad2b41bf | 13 | Lesser General Public License for more details. |
33574c17 | 14 | |
ad2b41bf ST |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with the GNU C Library; if not, see | |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
33574c17 ST |
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 | ||
fba7fc5a | 46 | weak_alias (__pthread_setcancelstate, pthread_setcancelstate); |