pjs/xpcom/glue/nsDebug.h

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
#ifndef nsDebug_h___
#define nsDebug_h___
#include "nsCom.h"
#include "prtypes.h"
#ifdef DEBUG
#define NS_DEBUG
#endif
/**
* Namespace for debugging methods. Note that your code must use the
* macros defined later in this file so that the debug code can be
* conditionally compiled out.
*/
/* in case this is included by a C file */
#ifdef __cplusplus
class nsDebug {
public:
// XXX add in log controls here
// XXX probably want printf type arguments
/**
* Abort the executing program. This works on all architectures.
*/
static NS_COM void Abort(const char* aFile, PRIntn aLine);
/**
* Break the executing program into the debugger.
*/
static NS_COM void Break(const char* aFile, PRIntn aLine);
/**
* Log a pre-condition message to the debug log
*/
static NS_COM void PreCondition(const char* aStr, const char* aExpr,
const char* aFile, PRIntn aLine);
/**
* Log a post-condition message to the debug log
*/
static NS_COM void PostCondition(const char* aStr, const char* aExpr,
const char* aFile, PRIntn aLine);
/**
* Log an assertion message to the debug log
*/
static NS_COM void Assertion(const char* aStr, const char* aExpr,
const char* aFile, PRIntn aLine);
/**
* Log a not-yet-implemented message to the debug log
*/
static NS_COM void NotYetImplemented(const char* aMessage,
const char* aFile, PRIntn aLine);
/**
* Log a not-reached message to the debug log
*/
static NS_COM void NotReached(const char* aMessage,
const char* aFile, PRIntn aLine);
/**
* Log an error message to the debug log. This call returns.
*/
static NS_COM void Error(const char* aMessage,
const char* aFile, PRIntn aLine);
/**
* Log a warning message to the debug log.
*/
static NS_COM void Warning(const char* aMessage,
const char* aFile, PRIntn aLine);
};
#ifdef NS_DEBUG
/**
* Test a precondition for truth. If the expression is not true then
* trigger a program failure.
*/
#define NS_PRECONDITION(expr,str) \
if (!(expr)) \
nsDebug::PreCondition(str, #expr, __FILE__, __LINE__)
/**
* Test an assertion for truth. If the expression is not true then
* trigger a program failure.
*/
#define NS_ASSERTION(expr,str) \
if (!(expr)) \
nsDebug::Assertion(str, #expr, __FILE__, __LINE__)
/**
* Test an assertion for truth. If the expression is not true then
* trigger a program failure. The expression will still be
* executed in release mode.
*/
#define NS_VERIFY(expr,str) \
if (!(expr)) \
nsDebug::Assertion(str, #expr, __FILE__, __LINE__)
/**
* Test a post-condition for truth. If the expression is not true then
* trigger a program failure.
*/
#define NS_POSTCONDITION(expr,str) \
if (!(expr)) \
nsDebug::PostCondition(str, #expr, __FILE__, __LINE__)
/**
* This macros triggers a program failure if executed. It indicates that
* an attempt was made to execute some unimplimented functionality.
*/
#define NS_NOTYETIMPLEMENTED(str) \
nsDebug::NotYetImplemented(str, __FILE__, __LINE__)
/**
* This macros triggers a program failure if executed. It indicates that
* an attempt was made to execute some unimplimented functionality.
*/
#define NS_NOTREACHED(str) \
nsDebug::NotReached(str, __FILE__, __LINE__)
/**
* Log an error message.
*/
#define NS_ERROR(str) \
nsDebug::Error(str, __FILE__, __LINE__)
/**
* Log a warning message.
*/
#define NS_WARNING(str) \
nsDebug::Warning(str, __FILE__, __LINE__)
/**
* Trigger an abort
*/
#define NS_ABORT() \
nsDebug::Abort(__FILE__, __LINE__)
/**
* Cause a break
*/
#define NS_BREAK() \
nsDebug::Break(__FILE__, __LINE__)
#else /* NS_DEBUG */
#define NS_PRECONDITION(expr,str) {}
#define NS_ASSERTION(expr,str) {}
#define NS_VERIFY(expr,str) expr
#define NS_POSTCONDITION(expr,str) {}
#define NS_NOTYETIMPLEMENTED(str) {}
#define NS_NOTREACHED(str) {}
#define NS_ERROR(str) {}
#define NS_WARNING(str) {}
#define NS_ABORT() {}
#define NS_BREAK() {}
#endif /* ! NS_DEBUG */
#endif /* __cplusplus */
#endif /* nsDebug_h___ */