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[thirdparty/glibc.git] / nptl / pthread_attr_setscope.c

/* Copyright (C) 2002-2013 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 (attr, scope)
     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)