1 | /* Copyright (C) 2002-2017 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 | <http://www.gnu.org/licenses/>. */ |
18 | |
19 | #include <assert.h> |
20 | #include <errno.h> |
21 | #include "pthreadP.h" |
22 | |
23 | |
24 | int |
25 | __pthread_attr_setdetachstate (pthread_attr_t *attr, int detachstate) |
26 | { |
27 | struct pthread_attr *iattr; |
28 | |
29 | assert (sizeof (*attr) >= sizeof (struct pthread_attr)); |
30 | iattr = (struct pthread_attr *) attr; |
31 | |
32 | /* Catch invalid values. */ |
33 | if (detachstate != PTHREAD_CREATE_DETACHED |
34 | && __builtin_expect (detachstate != PTHREAD_CREATE_JOINABLE, 0)) |
35 | return EINVAL; |
36 | |
37 | /* Set the flag. It is nonzero if threads are created detached. */ |
38 | if (detachstate == PTHREAD_CREATE_DETACHED) |
39 | iattr->flags |= ATTR_FLAG_DETACHSTATE; |
40 | else |
41 | iattr->flags &= ~ATTR_FLAG_DETACHSTATE; |
42 | |
43 | return 0; |
44 | } |
45 | strong_alias (__pthread_attr_setdetachstate, pthread_attr_setdetachstate) |
46 |