C++ DumpBuffer::Clear方法代码示例

void _cdecl WinAssert(char * text, char * filename, int linenum, const char * format, ... )
{
	int val;
	va_list args;

	memset( AssertText1, 0, sizeof(AssertText1) );
	memset( AssertText2, 0, sizeof(AssertText2) );

	va_start(args, format);
	vsnprintf(AssertText2, sizeof(AssertText2)-1, format, args);
	va_end(args);

	// this stuff migt be really useful for solving bug reports and user errors. We should output it! 
	mprintf(("ASSERTION: \"%s\" at %s:%d\n %s\n", text, strrchr(filename, '\\')+1, linenum, AssertText2 ));

#ifdef Allow_NoWarn
	if (Cmdline_nowarn) {
		return;
	}
#endif

	Messagebox_active = true;

	gr_activate(0);

	filename = strrchr(filename, '\\')+1;
	snprintf( AssertText1, sizeof(AssertText1)-1, "Assert: %s\r\nFile: %s\r\nLine: %d\r\n%s\r\n", text, filename, linenum, AssertText2 );

#if defined( SHOW_CALL_STACK ) && defined( PDB_DEBUGGING )
	/* Dump the callstack */
	SCP_DebugCallStack callStack;
	SCP_DumpStack( dynamic_cast< SCP_IDumpHandler* >( &callStack ) );
	
	/* Format the string */
	SCP_string assertString( AssertText1 );
	assertString += "\n";
	assertString += callStack.DumpToString( );
	
	/* Copy to the clipboard */
	dump_text_to_clipboard( assertString.c_str( ) );

	// truncate text
	truncate_message_lines(assertString, Messagebox_lines);

	assertString += "\n[ This info is in the clipboard so you can paste it somewhere now ]\n";
	assertString += "\n\nUse Ok to break into Debugger, Cancel to exit.\n";
	val = MessageBox( NULL, assertString.c_str( ), "Assertion Failed!", MB_OKCANCEL | flags );

#elif defined ( SHOW_CALL_STACK	)
	dumpBuffer.Clear();
	dumpBuffer.Printf( AssertText1 );
	dumpBuffer.Printf( "\r\n" );
	DumpCallsStack( dumpBuffer ) ;  
	dump_text_to_clipboard(dumpBuffer.buffer);

	// truncate text
	dumpBuffer.TruncateLines(Messagebox_lines);

	dumpBuffer.Printf( "\r\n[ This info is in the clipboard so you can paste it somewhere now ]\r\n" );
	dumpBuffer.Printf( "\r\n\r\nUse Ok to break into Debugger, Cancel to exit.\r\n");

	val = MessageBox(NULL, dumpBuffer.buffer, "Assertion Failed!", MB_OKCANCEL|flags );
#else
	val = MessageBox(NULL, AssertText1, "Assertion Failed!", MB_OKCANCEL|flags );
#endif

	if (val == IDCANCEL)
		exit(1);

	Int3();

	gr_activate(1);

	Messagebox_active = false;
}

void _cdecl Warning( char *filename, int line, const char *format, ... )
{
	Global_warning_count++;

#ifndef NDEBUG
	va_list args;
	int result;
	int i;
	int slen = 0;

	// output to the debug log before anything else (so that we have a complete record)

	memset( AssertText1, 0, sizeof(AssertText1) );
	memset( AssertText2, 0, sizeof(AssertText2) );

	va_start(args, format);
	vsnprintf(AssertText1, sizeof(AssertText1) - 1, format, args);
	va_end(args);

	slen = strlen(AssertText1);

	// strip out the newline char so the output looks better
	for (i = 0; i < slen; i++){
		if (AssertText1[i] == (char)0x0a) {
			AssertText2[i] = ' ';
		} else {
			AssertText2[i] = AssertText1[i];
		}
	}

	// kill off extra white space at end
	if (AssertText2[slen-1] == (char)0x20) {
		AssertText2[slen-1] = '\0';
	} else {
		// just being careful
		AssertText2[slen] = '\0';
	}

	mprintf(("WARNING: \"%s\" at %s:%d\n", AssertText2, strrchr(filename, '\\')+1, line));

	// now go for the additional popup window, if we want it ...
#ifdef Allow_NoWarn
	if (Cmdline_nowarn) {
		return;
	}
#endif

	filename = strrchr(filename, '\\')+1;
	sprintf(AssertText2, "Warning: %s\r\nFile: %s\r\nLine: %d\r\n", AssertText1, filename, line );

	Messagebox_active = true;

	gr_activate(0);

#if defined( SHOW_CALL_STACK ) && defined( PDB_DEBUGGING )
	/* Dump the callstack */
	SCP_DebugCallStack callStack;
	SCP_DumpStack( dynamic_cast< SCP_IDumpHandler* >( &callStack ) );
	
	/* Format the string */
	SCP_string assertString( AssertText1 );
	assertString += "\n";
	assertString += callStack.DumpToString( );
	
	/* Copy to the clipboard */
	dump_text_to_clipboard( assertString.c_str( ) );

	// truncate text
	truncate_message_lines(assertString, Messagebox_lines);

	assertString += "\n[ This info is in the clipboard so you can paste it somewhere now ]\n";
	assertString += "\n\nUse Yes to break into Debugger, No to continue.\nand Cancel to Quit\n";
	result = MessageBox( NULL, assertString.c_str( ), "Warning!", MB_YESNOCANCEL | MB_DEFBUTTON2 | MB_ICONWARNING | flags );

#elif defined ( SHOW_CALL_STACK	)
	//we don't want to dump the call stack for every single warning
	Dump_to_log = false; 

	dumpBuffer.Clear();
	dumpBuffer.Printf( AssertText2 );
	dumpBuffer.Printf( "\r\n" );
	DumpCallsStack( dumpBuffer ) ;  
	dump_text_to_clipboard(dumpBuffer.buffer);

	// truncate text
	dumpBuffer.TruncateLines(Messagebox_lines);

	dumpBuffer.Printf( "\r\n[ This info is in the clipboard so you can paste it somewhere now ]\r\n" );
	dumpBuffer.Printf("\r\n\r\nUse Yes to break into Debugger, No to continue.\r\nand Cancel to Quit");

	result = MessageBox((HWND)os_get_window(), dumpBuffer.buffer, "Warning!", MB_YESNOCANCEL | MB_DEFBUTTON2 | MB_ICONWARNING | flags );

	Dump_to_log = true; 

#else
	strcat_s(AssertText2,"\r\n\r\nUse Yes to break into Debugger, No to continue.\r\nand Cancel to Quit");
	result = MessageBox((HWND)os_get_window(), AssertText2, "Warning!", MB_YESNOCANCEL | MB_DEFBUTTON2 | MB_ICONWARNING | flags );
#endif

	switch (result)
//.........这里部分代码省略.........

void _cdecl Error( const char * filename, int line, const char * format, ... )
{
	Global_error_count++;

	int val;
	va_list args;

	memset( AssertText1, 0, sizeof(AssertText1) );
	memset( AssertText2, 0, sizeof(AssertText2) );

	va_start(args, format);
	vsnprintf(AssertText1, sizeof(AssertText1)-1, format, args);
	va_end(args);

	filename = strrchr(filename, '\\')+1;
	snprintf(AssertText2, sizeof(AssertText2)-1, "Error: %s\r\nFile: %s\r\nLine: %d\r\n", AssertText1, filename, line);
	mprintf(("ERROR: %s\r\nFile: %s\r\nLine: %d\r\n", AssertText1, filename, line));

	Messagebox_active = true;

	gr_activate(0);

#if defined( SHOW_CALL_STACK ) && defined( PDB_DEBUGGING )
	/* Dump the callstack */
	SCP_DebugCallStack callStack;
	SCP_DumpStack( dynamic_cast< SCP_IDumpHandler* >( &callStack ) );
	
	/* Format the string */
	SCP_string assertString( AssertText1 );
	assertString += "\n";
	assertString += callStack.DumpToString( );
	
	/* Copy to the clipboard */
	dump_text_to_clipboard( assertString.c_str( ) );

	// truncate text
	truncate_message_lines(assertString, Messagebox_lines);

	assertString += "\n[ This info is in the clipboard so you can paste it somewhere now ]\n";
	assertString += "\n\nUse Ok to break into Debugger, Cancel to exit.\n";
	val = MessageBox( NULL, assertString.c_str( ), "Error!", flags | MB_DEFBUTTON2 | MB_OKCANCEL );

#elif defined( SHOW_CALL_STACK )
	dumpBuffer.Clear();
	dumpBuffer.Printf( AssertText2 );
	dumpBuffer.Printf( "\r\n" );
	DumpCallsStack( dumpBuffer ) ;  
	dump_text_to_clipboard(dumpBuffer.buffer);

	// truncate text
	dumpBuffer.TruncateLines(Messagebox_lines);

	dumpBuffer.Printf( "\r\n[ This info is in the clipboard so you can paste it somewhere now ]\r\n" );
	dumpBuffer.Printf( "\r\n\r\nUse Ok to break into Debugger, Cancel exits.\r\n");

	val = MessageBox(NULL, dumpBuffer.buffer, "Error!", flags | MB_DEFBUTTON2 | MB_OKCANCEL );
#else
	strcat_s(AssertText2,"\r\n\r\nUse Ok to break into Debugger, Cancel exits.\r\n");

	val = MessageBox(NULL, AssertText2, "Error!", flags | MB_DEFBUTTON2 | MB_OKCANCEL );
#endif

	switch (val)
	{
		case IDCANCEL:
			exit(1);

		default:
			Int3();
			break;
	}

	gr_activate(1);

	Messagebox_active = false;
}

void LuaError(struct lua_State *L, char *format, ...)
{
	int val;

	Messagebox_active = true;

	gr_activate(0);

	dumpBuffer.Clear();
	//WMC - if format is set to NULL, assume this is acting as an
	//error handler for Lua.
	if(format == NULL)
	{
		dumpBuffer.Printf("LUA ERROR: %s", lua_tostring(L, -1));
		lua_pop(L, -1);
	}
	else
	{
		va_list args;

		memset(AssertText1, 0, sizeof(AssertText1));
		memset(AssertText2, 0, sizeof(AssertText2));

		va_start(args, format);
		vsnprintf(AssertText1, sizeof(AssertText1)-1, format,args);
		va_end(args);

		dumpBuffer.Printf(AssertText1);
	}

	dumpBuffer.Printf( "\r\n" );
	dumpBuffer.Printf( "\r\n" );

	//WMC - This is virtually worthless.
/*
	dumpBuffer.Printf(Separator);
	dumpBuffer.Printf( "LUA Debug:" );
	dumpBuffer.Printf( "\r\n" );
	dumpBuffer.Printf(Separator);

	lua_Debug ar;
	if(lua_getstack(L, 0, &ar))
	{
		lua_getinfo(L, "nSlu", &ar);
		LuaDebugPrint(ar);
	}
	else
	{
		dumpBuffer.Printf("(No stack debug info)\r\n");
	}
*/
//	TEST CODE

	dumpBuffer.Printf(Separator);
	dumpBuffer.Printf( "ADE Debug:" );
	dumpBuffer.Printf( "\r\n" );
	dumpBuffer.Printf(Separator);
	LuaDebugPrint(Ade_debug_info);
	dumpBuffer.Printf(Separator);

	dumpBuffer.Printf( "\r\n" );
	dumpBuffer.Printf( "\r\n" );

	AssertText2[0] = '\0';
	dumpBuffer.Printf(Separator);
	
	// Get the stack via the debug.traceback() function
	lua_getglobal(L, LUA_DBLIBNAME);

	if (!lua_isnil(L, -1))
	{
		dumpBuffer.Printf( "\r\n" );
		lua_getfield(L, -1, "traceback");
		lua_remove(L, -2);

		if (lua_pcall(L, 0, 1, 0) != 0)
			dumpBuffer.Printf("Error while retrieving stack: %s", lua_tostring(L, -1));
		else
			dumpBuffer.Printf(lua_tostring(L, -1));

		lua_pop(L, 1);
	}
	else
	{
		// If the debug library is nil then fall back to the default debug stack
		dumpBuffer.Printf("LUA Stack:\r\n");
		int i;
		for (i = 0; i < 4; i++) {
			if (debug_stack[i][0] != '\0')
				dumpBuffer.Printf("\t%s\r\n", debug_stack[i]);
		}
	}
	dumpBuffer.Printf( "\r\n" );

	dumpBuffer.Printf(Separator);
	ade_stackdump(L, AssertText2);
	dumpBuffer.Printf( AssertText2 );
	dumpBuffer.Printf( "\r\n" );
	dumpBuffer.Printf(Separator);

//.........这里部分代码省略.........