libpthread-454.40.3.tar.gz

[apple/libpthread.git] / private / pthread / spinlock_private.h

diff --git a/private/pthread/spinlock_private.h b/private/pthread/spinlock_private.h
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+/*
+ * Copyright (c) 2003, 2013 Apple Computer, Inc. All rights reserved.
+ *
+ * @APPLE_LICENSE_HEADER_START@
+ * 
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this
+ * file.
+ * 
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
+ * 
+ * @APPLE_LICENSE_HEADER_END@
+ */
+/*
+ * Copyright 1996 1995 by Open Software Foundation, Inc. 1997 1996 1995 1994 1993 1992 1991  
+ *              All Rights Reserved 
+ *  
+ * Permission to use, copy, modify, and distribute this software and 
+ * its documentation for any purpose and without fee is hereby granted, 
+ * provided that the above copyright notice appears in all copies and 
+ * that both the copyright notice and this permission notice appear in 
+ * supporting documentation. 
+ *  
+ * OSF DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE 
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 
+ * FOR A PARTICULAR PURPOSE. 
+ *  
+ * IN NO EVENT SHALL OSF BE LIABLE FOR ANY SPECIAL, INDIRECT, OR 
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM 
+ * LOSS OF USE, DATA OR PROFITS, WHETHER IN ACTION OF CONTRACT, 
+ * NEGLIGENCE, OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION 
+ * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 
+ * 
+ */
+/*
+ * MkLinux
+ */
+
+/*
+ * POSIX Threads - IEEE 1003.1c
+ */
+
+#ifndef _POSIX_PTHREAD_SPINLOCK_H
+#define _POSIX_PTHREAD_SPINLOCK_H
+
+#include <sys/cdefs.h>
+#include <mach/mach.h>
+#include <libkern/OSAtomic.h>
+
+typedef volatile OSSpinLock pthread_lock_t __deprecated_msg("Use <os/lock.h> instead");
+
+#define LOCK_INIT(l) ((l) = OS_SPINLOCK_INIT)
+#define LOCK_INITIALIZER OS_SPINLOCK_INIT
+
+#define _DO_SPINLOCK_LOCK(v) OSSpinLockLock(v)
+#define _DO_SPINLOCK_UNLOCK(v) OSSpinLockUnlock(v)
+
+#define TRY_LOCK(v) OSSpinLockTry((volatile OSSpinLock *)&(v))
+#define LOCK(v) OSSpinLockLock((volatile OSSpinLock *)&(v))
+#define UNLOCK(v) OSSpinLockUnlock((volatile OSSpinLock *)&(v))
+
+extern void _spin_lock(pthread_lock_t *lockp) __deprecated_msg("Use <os/lock.h> instead");
+extern int _spin_lock_try(pthread_lock_t *lockp) __deprecated_msg("Use <os/lock.h> instead");
+extern void _spin_unlock(pthread_lock_t *lockp) __deprecated_msg("Use <os/lock.h> instead");
+
+extern void spin_lock(pthread_lock_t *lockp) __deprecated_msg("Use <os/lock.h> instead");
+extern int spin_lock_try(pthread_lock_t *lockp) __deprecated_msg("Use <os/lock.h> instead");
+extern void spin_unlock(pthread_lock_t *lockp) __deprecated_msg("Use <os/lock.h> instead");
+
+#endif /* _POSIX_PTHREAD_SPINLOCK_H */