deLogger.h

Go to the documentation of this file.

/* Copyright (c) 2005 Arachi, Inc. and Stanford University.
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject
 * to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
 * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

#ifndef _DELOGGER_H
#define _DELOGGER_H

#include <stdio.h>

#include "deTypes.h"

//      @{
#define DFL_ERROR deLogger::_DFL_ERROR
#define DFL_WARN  deLogger::_DFL_WARN
#define DFL_INFO  deLogger::_DFL_INFO
#define DFL_DEBUG deLogger::_DFL_DEBUG
//      @}

//      @{
#define dePrintf deLogger::Printf
#define deLog deLogger::Log
//      @}

class deLogger;
class deLoggerOutput
{
        friend class deLogger;
public:
        deLoggerOutput() 
        {
                next = NULL;
        }

        virtual ~deLoggerOutput()
        {
                if (next) delete next;
        }

        virtual void Log(deChar *msg) = NULL;

protected:
        deLoggerOutput *next;
};

class deLoggerOutputStd : public deLoggerOutput
{
public:
        virtual void Log(deChar *msg);
};

#ifdef WIN32

class deLoggerOutputWinDebug : public deLoggerOutput
{
public:
        virtual void Log(deChar *msg);
};
#endif

class deLoggerOutputFile : public deLoggerOutput
{
public:
        deLoggerOutputFile(deChar* filename);
        ~deLoggerOutputFile();

        virtual void Log(deChar *msg);

private:
        FILE *logfile;
};

class deLogger
{
public:
        enum 
        {
                _DFL_ERROR = 1,
                _DFL_WARN,
                _DFL_INFO,
                _DFL_DEBUG
        };

        deLogger();
        virtual ~deLogger();

        static void Initialize();
        static void Shutdown();

        static void Format(deChar *buf, deInt type, deChar* category, deChar *msg);
        static void Log(deInt type, deChar* category, deChar* format, ...);
        static void Printf(deChar* format, ...);

        static void AddOutput(deLoggerOutput *out);

private:
        static deLogger* logger;

        deLoggerOutput *output;
};

#endif // _DELOGGER_H

---