diff options
author | Neal H. Walfield <neal@gnu.org> | 2008-12-17 15:22:19 +0100 |
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committer | Neal H. Walfield <neal@gnu.org> | 2008-12-17 15:22:19 +0100 |
commit | a7416b7c63f4954ff78eecf31e5146cb86cda6a6 (patch) | |
tree | a027dcf2b3549492ab77ae0d528bac6eba09ef18 | |
parent | a29cab0986973a39e3437e8cb287de408bd67263 (diff) |
Add generic spin-lock.h file.
2008-12-17 Neal H. Walfield <neal@gnu.org>
* sysdeps/generic/bits/spin-lock.h: New file.
-rw-r--r-- | libpthread/ChangeLog | 4 | ||||
-rw-r--r-- | libpthread/sysdeps/generic/bits/spin-lock.h | 39 |
2 files changed, 43 insertions, 0 deletions
diff --git a/libpthread/ChangeLog b/libpthread/ChangeLog index ac4abc6..ed6a689 100644 --- a/libpthread/ChangeLog +++ b/libpthread/ChangeLog @@ -1,5 +1,9 @@ 2008-12-17 Neal H. Walfield <neal@gnu.org> + * sysdeps/generic/bits/spin-lock.h: New file. + +2008-12-17 Neal H. Walfield <neal@gnu.org> + * sysdeps/generic/bits/memory.h: New file. 2008-12-17 Neal H. Walfield <neal@gnu.org> diff --git a/libpthread/sysdeps/generic/bits/spin-lock.h b/libpthread/sysdeps/generic/bits/spin-lock.h new file mode 100644 index 0000000..c2ba332 --- /dev/null +++ b/libpthread/sysdeps/generic/bits/spin-lock.h @@ -0,0 +1,39 @@ +/* Machine-specific definitions for spin locks. Generic version. + Copyright (C) 2000, 2005, 2008 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, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +/* + * Never include this file directly; use <pthread.h> or <cthreads.h> instead. + */ + +#ifndef _BITS_SPIN_LOCK_H +#define _BITS_SPIN_LOCK_H 1 + +#include <features.h> + +__BEGIN_DECLS + +/* The type of a spin lock object. */ +typedef __volatile int __pthread_spinlock_t; + +/* Initializer for a spin lock object. */ +# define __SPIN_LOCK_INITIALIZER ((__pthread_spinlock_t) 0) + +__END_DECLS + +#endif /* bits/spin-lock.h */ |