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/* 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 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 <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);
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