[BZ #2510, BZ #2830, BZ #3137, BZ #3313, BZ #3426, BZ #3465, BZ #3480, BZ #3483,...
[glibc.git] / nptl / sysdeps / unix / sysv / linux / powerpc / bits / semaphore.h
blobc7f121ba5b0e7253a3a8a13ca22fc8cfdc1e5020
1 /* Machine-specific POSIX semaphore type layouts. PowerPC version.
2 Copyright (C) 2003 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4 Contributed by Paul Mackerras <paulus@au.ibm.com>, 2003.
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library; if not, write to the Free
18 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
19 02111-1307 USA. */
21 #ifndef _SEMAPHORE_H
22 # error "Never use <bits/semaphore.h> directly; include <semaphore.h> instead."
23 #endif
25 #include <bits/wordsize.h>
27 #if __WORDSIZE == 64
28 # define __SIZEOF_SEM_T 32
29 #else
30 # define __SIZEOF_SEM_T 16
31 #endif
33 /* Value returned if `sem_open' failed. */
34 #define SEM_FAILED ((sem_t *) 0)
37 typedef union
39 char __size[__SIZEOF_SEM_T];
40 long int __align;
41 } sem_t;