/* 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 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 <pthread.h>

#include <assert.h>

#include <pt-internal.h>

#include <pthreadP.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;

}

strong_alias (__pthread_attr_setstack, pthread_attr_setstack)