/* pthread_attr_setstackaddr.  Hurd on Mach version.
   Copyright (C) 2002 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,
   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
   Boston, MA 02111-1307, USA.  */

#include <pthread.h>
#include <pt-internal.h>

/* We use fixed sized stacks which require proper alignment.  */
#define __pthread_stacksize __pthread_default_attr.stacksize

int
pthread_attr_setstackaddr (pthread_attr_t *attr,
			   void *stackaddr)
{
  if ((long) stackaddr & (__pthread_stacksize - 1))
    return EINVAL;

  attr->stackaddr = stackaddr;
  return 0;
}