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author | H.J. Lu <hjl.tools@gmail.com> | 2012-05-30 17:29:22 -0700 |
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committer | H.J. Lu <hjl.tools@gmail.com> | 2012-05-30 17:29:22 -0700 |
commit | 0e20515a17445ec961a05b14a7355b79fc421564 (patch) | |
tree | 077f6c7b2dba15d678cd3a3d41e8ac6a3b6983ad /nptl/sysdeps/unix/sysv/linux/x86/bits/semaphore.h | |
parent | 0bd5398534f34cf8fca7ce4c6d44b27bb4010be3 (diff) | |
download | glibc-0e20515a17445ec961a05b14a7355b79fc421564.tar.gz |
Use x86-64 bits/pthreadtypes.h/semaphore.h for i386/x86-64
Diffstat (limited to 'nptl/sysdeps/unix/sysv/linux/x86/bits/semaphore.h')
-rw-r--r-- | nptl/sysdeps/unix/sysv/linux/x86/bits/semaphore.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/x86/bits/semaphore.h b/nptl/sysdeps/unix/sysv/linux/x86/bits/semaphore.h new file mode 100644 index 0000000000..662af9899d --- /dev/null +++ b/nptl/sysdeps/unix/sysv/linux/x86/bits/semaphore.h @@ -0,0 +1,40 @@ +/* Copyright (C) 2002, 2004 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; |