debug: Reformat Makefile.
[glibc.git] / nptl / pthread_attr_setdetachstate.c
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1 /* Copyright (C) 2002-2023 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <https://www.gnu.org/licenses/>. */
18 #include <errno.h>
19 #include "pthreadP.h"
22 int
23 __pthread_attr_setdetachstate (pthread_attr_t *attr, int detachstate)
25 struct pthread_attr *iattr;
27 iattr = (struct pthread_attr *) attr;
29 /* Catch invalid values. */
30 if (detachstate != PTHREAD_CREATE_DETACHED
31 && __builtin_expect (detachstate != PTHREAD_CREATE_JOINABLE, 0))
32 return EINVAL;
34 /* Set the flag. It is nonzero if threads are created detached. */
35 if (detachstate == PTHREAD_CREATE_DETACHED)
36 iattr->flags |= ATTR_FLAG_DETACHSTATE;
37 else
38 iattr->flags &= ~ATTR_FLAG_DETACHSTATE;
40 return 0;
42 strong_alias (__pthread_attr_setdetachstate, pthread_attr_setdetachstate)