update from main archive 970214
[glibc/history.git] / mach / spin-lock.h
blob13b5e245b65ee6431d46c9b4f56623d023fa2003
1 /* Definitions of user-visible names for spin locks.
2 Copyright (C) 1994 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Library General Public License as
7 published by the Free Software Foundation; either version 2 of the
8 License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Library General Public License for more details.
15 You should have received a copy of the GNU Library General Public
16 License along with the GNU C Library; see the file COPYING.LIB. If
17 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
18 Cambridge, MA 02139, USA. */
20 #ifndef _SPIN_LOCK_H
21 #define _SPIN_LOCK_H
23 #include <lock-intern.h> /* This does all the work. */
25 typedef __spin_lock_t spin_lock_t;
26 #define SPIN_LOCK_INITIALIZER __SPIN_LOCK_INITIALIZER
28 #define spin_lock_init(lock) __spin_lock_init (lock)
29 #define spin_lock(lock) __spin_lock (lock)
30 #define spin_try_lock(lock) __spin_try_lock (lock)
31 #define spin_unlock(lock) __spin_unlock (lock)
32 #define spin_lock_locked(lock) __spin_lock_locked (lock)
34 #endif /* spin-lock.h */