glibc/nptl/pthread_attr_setscope.c

49 lines
1.4 KiB
C

/* Copyright (C) 2002-2017 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
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
<http://www.gnu.org/licenses/>. */
#include <assert.h>
#include <errno.h>
#include "pthreadP.h"
int
__pthread_attr_setscope (pthread_attr_t *attr, int scope)
{
struct pthread_attr *iattr;
assert (sizeof (*attr) >= sizeof (struct pthread_attr));
iattr = (struct pthread_attr *) attr;
/* Catch invalid values. */
switch (scope)
{
case PTHREAD_SCOPE_SYSTEM:
iattr->flags &= ~ATTR_FLAG_SCOPEPROCESS;
break;
case PTHREAD_SCOPE_PROCESS:
return ENOTSUP;
default:
return EINVAL;
}
return 0;
}
strong_alias (__pthread_attr_setscope, pthread_attr_setscope)