/*

* Copyright (c) 2008 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:  Debug definitions

*

*/

#ifndef FMTXWATCHERDEBUG_H

#define FMTXWATCHERDEBUG_H

#include <e32base.h>

#include <e32debug.h>

#ifdef _DEBUG

    #define FMTX_WATCHER_INFO_LOG_ENABLED

    #define FMTX_WATCHER_ERROR_LOG_ENABLED

#endif // _DEBUG

// Info logging

#ifdef FMTX_WATCHER_INFO_LOG_ENABLED

 #define INFO_LOG( aMsg ) { _LIT( KMsg, aMsg ); RDebug::Print( KMsg ); }

 #define INFO_LOG1( aMsg, aArg1 )\

    { _LIT( KMsg, aMsg ); RDebug::Print( KMsg, aArg1 ); }

 #define INFO_LOG2( aMsg, aArg1, aArg2 )\

    { _LIT( KMsg, aMsg ); RDebug::Print( KMsg, aArg1, aArg2 ); }

 #define INFO_LOG3( aMsg, aArg1, aArg2, aArg3 )\

    { _LIT( KMsg, aMsg ); RDebug::Print( KMsg, aArg1, aArg2, aArg3 ); }

// Function log object

_LIT8( KFuncNameTerminator, "(" );

_LIT8( KFuncLeavePattern, "L" );

class TFuncLog

    {

public:

    static void Cleanup( TAny* aPtr )

        {

        TFuncLog* self = static_cast< TFuncLog* >( aPtr );

        self->iLeft = ETrue;

        RDebug::Printf( "%S-LEAVE", &self->iFunc ); // Leave detected

        }

    inline TFuncLog( const char* aFunc ) :

            iFunc( aFunc ? _S8( aFunc ) : _S8("") ),

            iLeft( EFalse ),

            iCanLeave( EFalse )

        {

        TInt pos( iFunc.Find( KFuncNameTerminator ) );

        if( pos != KErrNotFound )

            {

            iFunc.Set( iFunc.Left( pos ) );

            TInt patLen( KFuncLeavePattern().Length() );

            iCanLeave = iFunc.Length() > patLen &&

                !iFunc.Right( patLen ).Compare( KFuncLeavePattern );

            }

        RDebug::Printf( "%S-START", &iFunc );

        }

    inline ~TFuncLog()

        {

        if ( !iLeft )

            {

            if ( iCanLeave )

                {

                CleanupStack::Pop( this ); // Pop the cleanup item

                }

            RDebug::Printf( "%S-END", &iFunc ); // Normally finished

            }

        }

    TPtrC8 iFunc;

    TBool iLeft;

    TBool iCanLeave;

    };

 #define FUNC_LOG\

  TFuncLog _fl( __PRETTY_FUNCTION__ );\

  TCleanupItem _flCi( TFuncLog::Cleanup, &_fl );\

  if ( _fl.iCanLeave ) { CleanupStack::PushL( _flCi ); }

 #define TIMESTAMP( aCaption )\

    {\

    TTime t;\

    t.HomeTime();\

    RDebug::Printf( "%s %d us", aCaption, I64INT( t.Int64() ) );\

    }

#else // FMTX_WATCHER_INFO_LOG_ENABLED

 #define INFO_LOG( aMsg )

 #define INFO_LOG1( aMsg, aArg1 )

 #define INFO_LOG2( aMsg, aArg1, aArg2 )

 #define INFO_LOG3( aMsg, aArg1, aArg2, aArg3 )

 #define FUNC_LOG

 #define TIMESTAMP( aCaption )

#endif // FMTX_WATCHER_INFO_LOG_ENABLED

// Error logging

#ifdef FMTX_WATCHER_ERROR_LOG_ENABLED

 #define ERROR_LOG( aMsg ) { _LIT( KMsg, aMsg ); RDebug::Print( KMsg ); }

 #define ERROR_LOG1( aMsg, aArg1 )\

    { _LIT( KMsg, aMsg ); RDebug::Print( KMsg, aArg1 ); }

 #define ERROR_LOG2( aMsg, aArg1, aArg2 )\

    { _LIT( KMsg, aMsg ); RDebug::Print( KMsg, aArg1, aArg2 ); }

 #define ERROR_LOG3( aMsg, aArg1, aArg2, aArg3 )\

    { _LIT( KMsg, aMsg ); RDebug::Print( KMsg, aArg1, aArg2, aArg3 ); }

 #define LOG_IF_ERROR( aErr, aMsg )\

    if ( ( aErr ) != KErrNone )\

        { _LIT( KMsg, aMsg ); RDebug::Print( KMsg ); }

 #define LOG_IF_ERROR1( aErr, aMsg, aArg1 )\

    if ( ( aErr ) != KErrNone )\

        { _LIT( KMsg, aMsg ); RDebug::Print( KMsg, aArg1 ); }

 #define LOG_IF_ERROR2( aErr, aMsg, aArg1, aArg2 )\

    if ( ( aErr ) != KErrNone )\

        { _LIT( KMsg, aMsg ); RDebug::Print( KMsg, aArg1, aArg2 ); }

 #define LOG_IF_ERROR3( aErr, aMsg, aArg1, aArg2, aArg3 )\

    if ( ( aErr ) != KErrNone )\

        { _LIT( KMsg, aMsg ); RDebug::Print( KMsg, aArg1, aArg2, aArg3 ); }

#else // FMTX_WATCHER_ERROR_LOG_ENABLED

 #define ERROR_LOG( aMsg )

 #define ERROR_LOG1( aMsg, aArg1 )

 #define ERROR_LOG2( aMsg, aArg1, aArg2 )

 #define ERROR_LOG3( aMsg, aArg1, aArg2, aArg3 )

 // Remove compiler warning

 #define LOG_IF_ERROR( aErr, aMsg ) ( aErr ) = ( aErr );

 #define LOG_IF_ERROR1( aErr, aMsg, aArg1 )  ( aErr ) = ( aErr );

 #define LOG_IF_ERROR2( aErr, aMsg, aArg1, aArg2 )  ( aErr ) = ( aErr );

 #define LOG_IF_ERROR3( aErr, aMsg, aArg1, aArg2, aArg3 ) ( aErr ) = ( aErr );

#endif // FMTX_WATCHER_ERROR_LOG_ENABLED

#endif // FMTXWATCHERDEBUG_H

// End of File