/******************************************************************************

* The MIT License (MIT)

*

* Copyright (c) 2015-2017 Baldur Karlsson

* Copyright (c) 2014 Crytek

*

* Permission is hereby granted, free of charge, to any person obtaining a copy

* of this software and associated documentation files (the "Software"), to deal

* in the Software without restriction, including without limitation the rights

* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell

* copies of the Software, and to permit persons to whom the Software is

* furnished to do so, subject to the following conditions:

*

* The above copyright notice and this permission notice shall be included in

* all copies or substantial portions of the Software.

*

* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE

* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,

* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN

* THE SOFTWARE.

******************************************************************************/

#pragma once

#include "os/os_specific.h"

namespace Threading

{

class ScopedLock

{

public:

ScopedLock(CriticalSection &cs) : m_CS(&cs) { m_CS->Lock(); }

~ScopedLock() { m_CS->Unlock(); }

private:

CriticalSection *m_CS;

};

class TryScopedLock

{

public:

TryScopedLock(CriticalSection &cs) : m_CS(&cs) { m_Owned = m_CS->Trylock(); }

~TryScopedLock()

{

if(m_Owned)

m_CS->Unlock();

}

bool HasLock() const { return m_Owned; }

private:

CriticalSection *m_CS;

bool m_Owned;

};

};

#define SCOPED_LOCK(cs) Threading::ScopedLock CONCAT(scopedlock, __LINE__)(cs);