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/*
* Seven Kingdoms: Ancient Adversaries
*
* Copyright 1997,1998 Enlight Software Ltd.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
//Filename : OERR.CPP
//Description : Object Error Handling
#include <new>
#include <stdlib.h>
#include <stdio.h>
#include <stdarg.h>
#ifdef USE_WINDOWS
#include <windows.h> // OutputDebugString
#endif
#include <OSYS.h>
#include <OBOX.h>
#include <OVGA.h>
#include <ALL.h>
#include <dbglog.h>
#include <CmdLine.h>
DBGLOG_DEFAULT_CHANNEL(fatal);
//------------------------------------------------//
//
// There are several types of errors :
//
// 1. Internal Errors caused by bugs of the program
// 2. Runtime Errors caused by using up of resources (memory) or
// unexpected environment errors. (disk error)
//
//------------------------------------------------//
static void new_func_handler();
//---------- define static variable ----------//
static char error_flag=0; // prevent error message dead loop
//------- Begin of function Error::Error ------------//
//
// Set new() operator error handler, new_handler() is called when
// new cannot allocate sufficient memory required.
//
Error::Error()
{
std::set_new_handler(new_func_handler); // set_new_handler() is a C++ function
extra_handler = NULL;
}
//-------- End of function Error::Error --------------//
//------- Begin of function new_func_handler ------------//
//
static void new_func_handler()
{
err.mem();
}
//-------- End of function new_func_handler --------------//
//------- BEGIN OF FUNCTION Error::internal -----------//
//
// sample error message :
//
// Exit : Insufficient Memory
// File : ODYNARR.CPP
// Line : 453
//
// Continue ?
//
// <char*> errMsg - the error message
// <char*> fileName - the file name of the CPP function cause error
// usually is __FILE__
// <int> lineNum - the line number of program cause error
// usually is __LINE__
//
void Error::internal(char* errMsg,const char* fileName,int lineNum)
{
#if defined(_MSC_VER) && defined(_DEBUG)
// Let the debugger have a first shot at the error when in debug build, before clean-up happens.
__debugbreak();
#endif
if( error_flag ) // prevent error message dead loop
return;
error_flag=1;
//-------------------------------------------------//
char strBuf[100];
if( extra_handler ) // all the extra error handler first
(*extra_handler)();
if( errMsg )
sprintf(strBuf, "Error : %s\nFile : %s\nLine : %d\n", errMsg,fileName,lineNum );
else
sprintf(strBuf, "Error on File : %s\nLine : %d\n",fileName,lineNum );
//-------- display error message -------//
ERR("%s\n", strBuf);
#ifdef USE_WINDOWS
OutputDebugString( strBuf );
#endif
if( sys.init_flag )
box.msg( strBuf, 0 );
else
sys.show_error_dialog( "%s\n", strBuf );
sys.deinit_directx();
exit( -2 );
}
//--------- END OF FUNCTION Error::internal ----------//
//------- BEGIN OF FUNCTION Error::mem -----------//
//
// There is no memory left to save the screen, so don't use v_pop.ask(),
// direct output to screen.
//
void Error::mem()
{
#if defined(_MSC_VER) && defined(_DEBUG)
// Let the debugger have a first shot at the error when in debug build, before clean-up happens.
__debugbreak();
#endif
if( error_flag ) // prevent error message dead loop
return;
error_flag=1;
//-------------------------------------------------//
if( extra_handler )
(*extra_handler)();
const char* strBuf = "Insufficient Memory, execution interrupt.";
//-------- display error message -------//
ERR("%s\n", strBuf);
#ifdef USE_WINDOWS
OutputDebugString( strBuf );
#endif
if( sys.init_flag )
box.msg( strBuf, 0 );
else
sys.show_error_dialog( "%s\n", strBuf );
sys.deinit_directx();
exit( -2 );
}
//--------- END OF FUNCTION Error::mem ----------//
//------- BEGIN OF FUNCTION Error::msg -----------//
//
// <char*> formated erorr message with % argument
// <....> the argument list
//
void Error::msg( const char *format, ... )
{
if( error_flag ) // prevent error message dead loop
return;
error_flag=1;
//-------------------------------------------------//
//---- translate the message and the arguments into one message ----//
char strBuf[100];
va_list argPtr; // the argument list structure
va_start( argPtr, format );
vsprintf( strBuf, format, argPtr );
va_end( argPtr );
//-------- display error message -------//
ERR("%s\n", strBuf);
#ifdef USE_WINDOWS
OutputDebugString( strBuf );
#endif
if( sys.init_flag )
box.msg( strBuf, 0 );
else
sys.show_error_dialog( "%s\n", strBuf );
sys.deinit_directx();
error_flag = 0; // this error does not exit program
}
//--------- END OF FUNCTION Error::msg ----------//
//------- BEGIN OF FUNCTION Error::run --------//
//
// <char*> formated error message with % argument
// <....> the argument list
//
void Error::run( const char *format, ... )
{
#if defined(_MSC_VER) && defined(_DEBUG)
// Let the debugger have a first shot at the error when in debug build, before clean-up happens.
__debugbreak();
#endif
if( error_flag ) // prevent error message dead loop
return;
error_flag=1;
//-------------------------------------------------//
if( extra_handler )
(*extra_handler)();
//---- translate the message and the arguments into one message ----//
char strBuf[100];
va_list argPtr; // the argument list structure
va_start( argPtr, format );
vsprintf( strBuf, format, argPtr );
va_end( argPtr );
//-------- display error message -------//
ERR("%s\n", strBuf);
#ifdef USE_WINDOWS
OutputDebugString( strBuf );
#endif
if( sys.init_flag && cmd_line.enable_if )
box.msg( strBuf, 0 );
else
sys.show_error_dialog( "%s\n", strBuf );
// Richard 17-1-2014: Set exit flag to signal termination (for atexit cleanup)
sys.signal_exit_flag = 1;
sys.deinit_directx();
exit( -2 );
}
//---------- END OF FUNCTION Error::run -----------//
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