util_exceptions_dtk.hpp

Go to the documentation of this file.

//Utility Exception Handle
#ifndef _UTIL_EXCEPTIONS_DTK_HPP
#define _UTIL_EXCEPTIONS_DTK_HPP
#define DtkTryCatch
 
#include <assert.h>
 
//exception generique
#   define Dtk_ExceptionType                "General Exception"  
#   define Dtk_OutOfRangeType               "Out Of Range"  
#   define Dtk_NullPointerType              "NULL Pointer"  
#   define Dtk_ErrorAllocationType          "Can't Allocate Memory"  
 
//exemple de gestion d'exception
//Dtk_Try
//{
//      bout de code critique
//}
//Dtk_Catch(Dtk_Exception& c , c.WriteMsg();Dtk_Throw(Dtk_ExceptionType);)  //si on releve une Dtk_Exception => on peut la gerer
//Dtk_Catch(..., Dtk_Throw(Dtk_ExceptionType);)  //pour tout autre exception => on lance une exception generale
 
class Dtk_Exception
{
    public:
    Dtk_Exception( const char* inFileName, const int inLine, const char* inMsg )
    {
        _Msg = inMsg;
        _File = inFileName;
        _Line = inLine;
    }
    virtual ~Dtk_Exception() { ; }
    virtual void WriteMsg()
    {
        // #       ifdef WIN32
        //         char buffer[1024] = {0};
        //         sprintf( buffer, " File : %s[%u]", _File, _Line);
        //         MessageBoxA(NULL, buffer, _Msg, 16);
        // #       else
        //         fprintf(stderr, "%s\n File : %s[%u]", _Msg, _File, _Line);
        // #       endif
    }
    protected:
    const char *      _Msg;
    const char *      _File;
    int               _Line;
    private:
 
};
 
#include <signal.h>
class Dtk_LinuxSignalHandler
{
#   ifndef _MSC_VER 
#ifndef DTK_MINGW
    private:
    struct sigaction m_SignalHandler;
 
    struct sigaction m_Save_SIGINT_Handler;
    struct sigaction m_Save_SIGTERM_Handler;
    struct sigaction m_Save_SIGSEGV_Handler;
    struct sigaction m_Save_SIGFPE_Handler;
#endif
#   endif //#ifndef _MSC_VER
 
    static void SignalHandler( const int inSignal );
    public:
    Dtk_LinuxSignalHandler();
    void BypassSignalHandler();
    void RestoreSignalHandler();
};
#   ifdef DtkTryCatch
#       define Dtk_Try try
#       define Dtk_Catch(inExceptionType, inAction) catch( inExceptionType ){ inAction }
#   else
#       define Dtk_Try 
#       define Dtk_Catch(inExceptionType, inAction) 
#   endif
# define Dtk_Throw(inExceptionType) throw(Dtk_Exception(__FILE__, __LINE__, inExceptionType))
# define Dtk_ReThrow() throw
 
 
 
 
#endif