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/* Copyright (C) 2003, 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.
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, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <errno.h>
#include <limits.h>
#include <pthreadP.h>
#include <string.h>
#include <sysdep.h>
#include <sys/param.h>
#include <sys/types.h>
int
__pthread_getaffinity_np (pthread_t th, size_t cpusetsize, cpu_set_t *cpuset)
{
const struct pthread *pd = (const struct pthread *) th;
INTERNAL_SYSCALL_DECL (err);
int res = INTERNAL_SYSCALL (sched_getaffinity, err, 3, pd->tid,
MIN (INT_MAX, cpusetsize), cpuset);
if (INTERNAL_SYSCALL_ERROR_P (res, err))
return INTERNAL_SYSCALL_ERRNO (res, err);
/* Clean the rest of the memory the kernel didn't do. */
memset ((char *) cpuset + res, '\0', cpusetsize - res);
return 0;
}
strong_alias(__pthread_getaffinity_np, pthread_getaffinity_np)
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