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/* pthread_attr_setstack. Generic version.
Copyright (C) 2002-2018 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 Library General Public License as
published by the Free Software Foundation; either version 2 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If
not, see <http://www.gnu.org/licenses/>. */
#include <pthread.h>
#include <assert.h>
#include <pt-internal.h>
int
pthread_attr_setstack (pthread_attr_t *attr, void *stackaddr, size_t stacksize)
{
int err;
size_t s;
/* pthread_attr_setstack should always succeed, thus we set the size
first as it is more discriminating. */
pthread_attr_getstacksize (attr, &s);
err = pthread_attr_setstacksize (attr, stacksize);
if (err)
return err;
err = pthread_attr_setstackaddr (attr, stackaddr);
if (err)
{
int e = pthread_attr_setstacksize (attr, s);
assert_perror (e);
return err;
}
return 0;
}
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