// Copyright (c) 1998-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of "Eclipse Public License v1.0"

// which accompanies this distribution, and is available

// at the URL "http://www.eclipse.org/legal/epl-v10.html".

//

// Initial Contributors:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

//

#if !defined( __MSVINVR_H )

#define __MSVINVR_H

#if !defined(__E32BASE_H__)

#include <e32base.h>

#endif

#define __DECLARE_DEBUG  __DECLARE_TEST

#if defined(_DEBUG)

template <class T>

struct CheckInvariant

	{

	static void Check(TAny* aPtr)

		{((T*)aPtr)->__DbgTestInvariant();}

	};

template <class T>

inline TCleanupOperation CheckInvariantFunction(T*)

	{return CheckInvariant<T>::Check;}

class __DbgInvariant

	{

public:

	inline __DbgInvariant(TCleanupOperation aOp,TAny* aPtr)

		:iOp(aOp), iPtr(aPtr)

		{}

	inline ~__DbgInvariant()

		{iOp(iPtr);}

private:

	TCleanupOperation iOp;

	TAny* iPtr;

	};

class __DbgInvariantL

	{

public:

	inline __DbgInvariantL(TCleanupOperation aOp,TAny* aPtr)

		{CleanupStack::PushL(TCleanupItem(aOp,aPtr));}

	inline ~__DbgInvariantL()

		{CleanupStack::PopAndDestroy();}

	};

#define __DEBUG_INVARIANT_ONEXIT    __DbgInvariant __invariant(CheckInvariantFunction(this),this)

#define __DEBUG_INVARIANT_ONEXIT_L  __DbgInvariantL __invariant(CheckInvariantFunction(this),this)

#else // defined( _DEBUG )

#define __DEBUG_INVARIANT_ONEXIT    

#define __DEBUG_INVARIANT_ONEXIT_L  

//#define __DECLARE_DEBUG

#endif

#endif // __MSVINVR_H