+++ /dev/null
-/* === S Y N F I G ========================================================= */
-/*! \file mutex.h
-** \brief Template Header
-**
-** $Id: mutex.h,v 1.2 2005/01/10 07:40:26 darco Exp $
-**
-** \legal
-** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
-**
-** This package is free software; you can redistribute it and/or
-** modify it under the terms of the GNU General Public License as
-** published by the Free Software Foundation; either version 2 of
-** the License, or (at your option) any later version.
-**
-** This package 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
-** General Public License for more details.
-** \endlegal
-*/
-/* ========================================================================= */
-
-/* === S T A R T =========================================================== */
-
-#ifndef __SYNFIG_MUTEX_H
-#define __SYNFIG_MUTEX_H
-
-/* === H E A D E R S ======================================================= */
-
-/* === M A C R O S ========================================================= */
-
-/* === T Y P E D E F S ===================================================== */
-
-/* === C L A S S E S & S T R U C T S ======================================= */
-
-namespace synfig {
-
-class RecMutex;
-
-class Mutex
-{
- friend class RecMutex;
-
-protected:
- void* blackbox;
-
-public:
-
- class Lock
- {
- Mutex& mutex;
- public:
- Lock(Mutex& x):mutex(x) { mutex.lock(); }
- ~Lock() { mutex.unlock(); }
- };
-
- Mutex();
- ~Mutex();
-
- void lock();
- void unlock();
- bool try_lock();
- bool is_locked();
-
-private:
- //! Non-copyable
- Mutex(const Mutex&);
-
- //! Non-assignable
- void operator=(const Mutex&);
-};
-
-class RecMutex : public Mutex
-{
-public:
- RecMutex();
-
- void unlock_all();
-};
-
-class RWLock
-{
- void* blackbox;
-
-public:
-
- class ReaderLock
- {
- RWLock& rw_lock;
- public:
- ReaderLock(RWLock& x):rw_lock(x) { rw_lock.reader_lock(); }
- ~ReaderLock() { rw_lock.reader_unlock(); }
- };
- class WriterLock
- {
- RWLock& rw_lock;
- public:
- WriterLock(RWLock& x):rw_lock(x) { rw_lock.writer_lock(); }
- ~WriterLock() { rw_lock.writer_unlock(); }
- };
-
- RWLock();
- ~RWLock();
-
- void reader_lock();
- void reader_unlock();
- bool reader_trylock();
-
- void writer_lock();
- void writer_unlock();
- bool writer_trylock();
-};
-
-}; // END of namespace synfig
-
-/* === E N D =============================================================== */
-
-#endif