mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-16 01:50:11 +00:00
41 lines
1.2 KiB
C
41 lines
1.2 KiB
C
/* Copyright (C) 2002-2017 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/>. */
|
|
|
|
#ifndef _SEMAPHORE_H
|
|
# error "Never use <bits/semaphore.h> directly; include <semaphore.h> instead."
|
|
#endif
|
|
|
|
#include <bits/wordsize.h>
|
|
|
|
#if __WORDSIZE == 64
|
|
# define __SIZEOF_SEM_T 32
|
|
#else
|
|
# define __SIZEOF_SEM_T 16
|
|
#endif
|
|
|
|
|
|
/* Value returned if `sem_open' failed. */
|
|
#define SEM_FAILED ((sem_t *) 0)
|
|
|
|
|
|
typedef union
|
|
{
|
|
char __size[__SIZEOF_SEM_T];
|
|
long int __align;
|
|
} sem_t;
|