windows-xp/Source/XPSP1/NT/drivers/wdm/vbi/cc/coddebug.h

//==========================================================================;
//
//  THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY
//  KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
//  IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR
//  PURPOSE.
//
//  Copyright (c) 1992 - 1998  Microsoft Corporation.  All Rights Reserved.
//
//==========================================================================;


#ifndef __CODDEBUG_H
#define __CODDEBUG_H

#if DBG
#define DEBUG   1
#endif //DBG

#ifdef __cplusplus
extern "C" {
#endif // __cplusplus

//======================================================;
//  Interfaces provided by this file:
//
//  	All interfaces provided by this file only exist and generate
//  	code when DEBUG is defined.  No code or data are generated when
//  	DEBUG is not defined.
//
//  	CDEBUG_BREAK()
//  		Causes a trap #3, which hopefully will put you
//  		in your debugger.
//
//  	CASSERT(exp)
//  		If <exp> evaluates to false, prints a failure message
//  		and calls CDEBUG_BREAK()
//
//  	CdebugPrint(level, (printf_args));
//  		If <level> is >= _CDebugLevel, then calls
//  		DbgPrint(printf_args)
//
//======================================================;

#ifdef DEBUG

#  if _X86_
#    define CDEBUG_BREAK()  { __asm { int 3 }; }
#  else
#    define CDEBUG_BREAK()  DbgBreakPoint()
#  endif

   extern char _CDebugAssertFail[];
#  define CASSERT(exp) {\
	if ( !(exp) ) {\
	    DbgPrint(_CDebugAssertFail, #exp, __FILE__, __LINE__); \
	    CDEBUG_BREAK(); \
	}\
    }

   extern enum STREAM_DEBUG_LEVEL _CDebugLevel;
#  define CDebugPrint(level, args) { if (level <= _CDebugLevel) DbgPrint args; }

#else /*DEBUG*/

#  define CDEBUG_BREAK()		{}
#  define CASSERT(exp)			{}
#  define CDebugPrint(level, args)	{}

#endif /*DEBUG*/


#ifdef __cplusplus
}
#endif // __cplusplus
#endif // #ifndef __CODDEBUG_H