initial import

1 files changed, 34 insertions, 0 deletions

diff --git a/mach/spin-lock.h b/mach/spin-lock.h
new file mode 100644
index 0000000000..13b5e245b6
--- /dev/null
+++ b/mach/spin-lock.h
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+/* Definitions of user-visible names for spin locks.
+Copyright (C) 1994 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., 675 Mass Ave,
+Cambridge, MA 02139, USA.  */
+
+#ifndef _SPIN_LOCK_H
+#define _SPIN_LOCK_H
+
+#include <lock-intern.h>	/* This does all the work.  */
+
+typedef __spin_lock_t spin_lock_t;
+#define SPIN_LOCK_INITIALIZER	__SPIN_LOCK_INITIALIZER
+
+#define spin_lock_init(lock)	__spin_lock_init (lock)
+#define spin_lock(lock)		__spin_lock (lock)
+#define spin_try_lock(lock)	__spin_try_lock (lock)
+#define spin_unlock(lock)	__spin_unlock (lock)
+#define spin_lock_locked(lock)	__spin_lock_locked (lock)
+
+#endif /* spin-lock.h */