1 /*

     2 * Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

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

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:  avkon trace

    15 *

    16 */

    17 

    18 #ifndef __AKNTRACE_H_

    19 #define __AKNTRACE_H_

    20 

    21 #include <e32cmn.h>

    22 

    23 

    24 /*

    25  * Global switch :

    26  * In default, trace functions are only enabled for armv5 debug.

    27  * If they should be enabled on emulator, just enable the macro _AKN_TRACE_WINSCW

    28  */

    29 #if defined(__ARMCC__) && defined(_DEBUG)

    30 #define _AKN_TRACE_ARMCC

    31 #endif

    32 

    33 #if defined(__WINS__) && defined(_DEBUG)

    34 //#define _AKN_TRACE_WINSCW

    35 #endif

    36 

    37 

    38 #if defined(_AKN_TRACE_ARMCC) || defined(_AKN_TRACE_WINSCW)

    39 #define _AKNDEBUG(x)    do{x;}while(0)

    40 #else

    41 #define _AKNDEBUG(x)    do{}while(0)

    42 #endif

    43 

    44 

    45 // The macro used for tracing the normal logs in common.

    46 #define _AKNTRACE(args...)  _AKNDEBUG(AknTracePrint(args))  

    47 

    48 

    49 // AKNTRACE_FUNC_ENTER and AKNTRACE_FUNC_EXIT can be used for tracing a function entered/exited.

    50 #if defined(_AKN_TRACE_ARMCC)

    51 #define _AKNTRACE_FUNC_ENTER    _AKNTRACE("[%s][%s][%d] Enter", __MODULE__, __FUNCTION__, __LINE__)

    52 #define _AKNTRACE_FUNC_EXIT     _AKNTRACE("[%s][%s][%d] Exit", __MODULE__, __FUNCTION__, __LINE__)

    53 #elif defined(_AKN_TRACE_WINSCW)

    54 #define _AKNTRACE_FUNC_ENTER    _AKNTRACE("[%s][%s][%d] Enter", __FILE__, __FUNCTION__, __LINE__)

    55 #define _AKNTRACE_FUNC_EXIT     _AKNTRACE("[%s][%s][%d] Exit", __FILE__, __FUNCTION__, __LINE__)

    56 #else

    57 #define _AKNTRACE_FUNC_ENTER     do{}while(0)

    58 #define _AKNTRACE_FUNC_EXIT      do{}while(0)

    59 #endif

    60 

    61 // The max length of trace string.

    62 const TInt KAknTraceMaxLength = 0x100;

    63 

    64 /*

    65  * A wrapper for RDebug::Print().

    66  * For saving stack memory, please trace log with ANSI string as much as possible.

    67  */

    68 IMPORT_C void AknTracePrint(TRefByValue<const TDesC16> aFmt, ...);

    69 IMPORT_C void AknTracePrint(const char* aFmt, ...);

    70 

    71 

    72 #endif /* __AKNTRACE_H_ */