/* Initialize a semaphore.  Generic version.

   Copyright (C) 2005-2018 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 <semaphore.h>

#include <errno.h>

#include <pt-internal.h>

int

__sem_init (sem_t *sem, int pshared, unsigned value)

{

  if (pshared != 0)

    {

      errno = EOPNOTSUPP;

      return -1;

    }

#ifdef SEM_VALUE_MAX

  if (value > SEM_VALUE_MAX)

    {

      errno = EINVAL;

      return -1;

    }

#endif

  *sem = (sem_t) __SEMAPHORE_INITIALIZER (pshared, value);

  return 0;

}

strong_alias (__sem_init, sem_init);