55 lines
1.8 KiB
C++
55 lines
1.8 KiB
C++
/*
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* Copyright Onix Solutions Limited [OnixS]. All rights reserved.
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*
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* This software owned by Onix Solutions Limited [OnixS] and is protected by copyright law
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* and international copyright treaties.
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*
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* Access to and use of the software is governed by the terms of the applicable OnixS Software
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* Services Agreement (the Agreement) and Customer end user license agreements granting
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* a non-assignable, non-transferable and non-exclusive license to use the software
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* for it's own data processing purposes under the terms defined in the Agreement.
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*
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* Except as otherwise granted within the terms of the Agreement, copying or reproduction of any part
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* of this source code or associated reference material to any other location for further reproduction
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* or redistribution, and any amendments to this copyright notice, are expressly prohibited.
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*
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* Any reproduction or redistribution for sale or hiring of the Software not in accordance with
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* the terms of the Agreement is a violation of copyright law.
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*/
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#pragma once
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#include <OnixS/FIXEngine/Threading/Mutex.h>
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#include <OnixS/FIXEngine/Threading/Semaphore.h>
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namespace OnixS {
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namespace Threading {
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/// Performs the automatic acquisition and release of the synchronization object.
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template<class Acquirable> class Guard
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{
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public:
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/// Acquires the synchronization object upon the initialization.
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Guard(Acquirable & acquirable)
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: acquirable_(acquirable) {
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acquirable_.acquire();
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}
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/// Releases the synchronization object upon the destruction.
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~Guard() {
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acquirable_.release();
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}
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private:
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Acquirable & acquirable_;
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Guard(const Guard &);
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Guard & operator = (const Guard &);
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};
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// Aliases for guards for known synchronization objects.
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typedef Guard<Mutex> MutexGuard;
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typedef Guard<Semaphore> SemaphoreGuard;
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}
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}
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