initspin.h
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- /* Generic definitions for spinlock initializers.
- Copyright (C) 2000, 2001 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 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; see the file COPYING.LIB. If not,
- write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
- /* Initial value of a spinlock. Most platforms should use zero,
- unless they only implement a "test and clear" operation instead of
- the usual "test and set". */
- #define __LT_SPINLOCK_INIT 0
- /* Macros for lock initializers, using the above definition. */
- #define __LOCK_INITIALIZER { 0, __LT_SPINLOCK_INIT }
- #define __ALT_LOCK_INITIALIZER { 0, __LT_SPINLOCK_INIT }
- #define __ATOMIC_INITIALIZER { 0, __LT_SPINLOCK_INIT }