It is accomplished ...

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@10 a95241bf-73f2-0310-859d-f6bbb57e9c96
2002-07-09 12:24:59 +00:00
commit 52a3801208
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+//
+//	$Id: Autolock.h,v 1.1 2002/07/09 12:24:33 ejakowatz Exp $
+//
+//	This is the BAutolock interface for OpenBeOS.  It has been created to
+//	be source and binary compatible with the BeOS version of BAutolock.
+//  To that end, all members are inline just as with the BeOS version.
+//
+
+
+#ifndef	_OPENBEOS_AUTOLOCK_H
+#define	_OPENBEOS_AUTOLOCK_H
+
+
+#include "Locker.h"
+#include <Looper.h>
+
+
+#ifdef USE_OPENBEOS_NAMESPACE
+namespace OpenBeOS {
+#endif
+
+class BAutolock {
+public:
+	inline BAutolock(BLooper *looper);
+	inline BAutolock(BLocker *locker);
+	inline BAutolock(BLocker &locker);
+	
+	inline ~BAutolock();
+	
+	inline bool IsLocked(void);
+
+private:
+	BLocker *fTheLocker;
+	BLooper *fTheLooper;
+	bool	fIsLocked;
+};
+
+
+inline BAutolock::BAutolock(BLooper *looper) :
+	fTheLocker(NULL), fTheLooper(looper), fIsLocked(looper->Lock())
+{
+}
+
+
+inline BAutolock::BAutolock(BLocker *locker) :
+	fTheLocker(locker), fTheLooper(NULL), fIsLocked(locker->Lock())
+{
+}
+
+
+inline BAutolock::BAutolock(BLocker &locker) :
+	fTheLocker(&locker), fTheLooper(NULL), fIsLocked(locker.Lock())
+{
+}
+
+
+inline BAutolock::~BAutolock()
+{
+	if (fIsLocked) {
+		if (fTheLooper != NULL) {
+			fTheLooper->Unlock();
+		} else {
+			fTheLocker->Unlock();
+		}
+	}
+}
+
+
+inline bool BAutolock::IsLocked()
+{
+	return fIsLocked;
+}
+
+
+#ifdef USE_OPENBEOS_NAMESPACE
+}
+#endif
+
+#endif // _OPENBEOS_LOCKER_H