mcst-linux-kernel/glibc-2.35/nptl/pthread_attr_setdetachstate.c

58 lines
1.8 KiB
C

/* Copyright (C) 2002-2022 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <errno.h>
#include "pthreadP.h"
int
__pthread_attr_setdetachstate (pthread_attr_t *attr, int detachstate)
{
struct pthread_attr *iattr;
iattr = (struct pthread_attr *) attr;
/* Catch invalid values. */
if (detachstate != PTHREAD_CREATE_DETACHED
&& __builtin_expect (detachstate != PTHREAD_CREATE_JOINABLE, 0))
return EINVAL;
/* Set the flag. It is nonzero if threads are created detached. */
if (detachstate == PTHREAD_CREATE_DETACHED)
iattr->flags |= ATTR_FLAG_DETACHSTATE;
else
iattr->flags &= ~ATTR_FLAG_DETACHSTATE;
return 0;
}
#if ! (defined __e2k__ && defined SHARED)
strong_alias (__pthread_attr_setdetachstate, pthread_attr_setdetachstate)
#else /* defined __e2k__ && defined SHARED */
# include <shlib-compat.h>
/* Is the created versioned symbol going to become strong? */
versioned_symbol (libc, __pthread_attr_setdetachstate,
pthread_attr_setdetachstate, GLIBC_2_2);
compat_symbol (libpthread, __pthread_attr_setdetachstate,
pthread_attr_setdetachstate, GLIBC_2_0);
#endif /* defined __e2k__ && defined SHARED */