请问这个的宽字符形式是什么样的 __VA_ARGS__

	/*******************************************************************

	created:	29:4:2010   12:20

	purpose:	日志函数

	@parament:	none

	*******************************************************************/

#ifdef _UNICODE



#ifndef UNICODE

#define UNICODE

#endif



#define WIDEN2(x) L ## x

#define WIDEN(x) WIDEN2(x)

#define __WFILE__ WIDEN(__FILE__)

#define __WFUNCTION__ WIDEN(__FUNCTION__)

#define __WLINE__ WIDEN(__LINE__)

#define __WVA_ARGS__ WIDEN(__VA_ARGS__)





#define log_printf(ls, fn, ln, yorn, ... ) do { \

	ofstream logTest(L"foo.log"); \

	streambuf *oldbuf = cout.rdbuf(logTest.rdbuf()); \

	WCHAR log[2560] = {0}; \

	WCHAR logCxx[4096] = {0}; \

	_snwprintf_s(log, sizeof(log), __WVA_ARGS__ ); \

	fn != NULL ? swprintf_s(logCxx, L"%s %s at %s on line %d.\n %s\n", ls, __WFUNCTION__, fn , ln, log) : swprintf_s(logCxx, L"%s %s\n %s\n", ls, __WFUNCTION__, log) ; \

	yorn == 'y' ? (1==1) : (1==1) ; \

	cout<<logCxx;\

	cout.rdbuf(oldbuf); \

}while(0);



#define log_error( ... ) log_printf(L"Error:", __WFILE__, __WLINE__, 'n', __VA_ARGS__ )

#ifdef _DEBUG

#define log_debug( ... ) log_printf(L"Debug:", __WFILE__, __WLINE__, 'n', __VA_ARGS__ )

#else//_DEBUG

#define log_debug( ... ) do {} while(0);

#endif //_DEBUG



#define log_fetal( ... ) log_printf(L"Fetal:", __WFILE__, __WLINE__, 'y', __VA_ARGS__ )



#define qlog( ... ) log_printf(L"Info:", (WCHAR*)0, 0, 'n', __VA_ARGS__ )

#else //_UNICODE

#define log_printf(ls, fn, ln, yorn, ... ) do { \

	ofstream logTest("foo.log"); \

	streambuf *oldbuf = cout.rdbuf(logTest.rdbuf()); \

	char log[2560] = {0}; \

	char logCxx[4096] = {0}; \

	_snprintf_s(log, sizeof(log), __VA_ARGS__ ); \

	fn != NULL ? sprintf_s(logCxx, "%s %s at %s on line %d.\n %s\n", ls, __FUNCTION__, fn , ln, log) : sprintf_s(logCxx, "%s %s\n %s\n", ls, __FUNCTION__, log) ; \

	yorn == 'y' ? (1==1) : (1==1) ; \

	cout<<logCxx;\

	cout.rdbuf(oldbuf); \

}while(0);



#define log_error( ... ) log_printf("Error:", __FILE__, __LINE__, 'n', __VA_ARGS__ )

#ifdef _DEBUG

#define log_debug( ... ) log_printf("Debug:", __FILE__, __LINE__, 'n', __VA_ARGS__ )

#else//_DEBUG

#define log_debug( ... ) do {} while(0);

#endif //_DEBUG



#define log_fetal( ... ) log_printf("Fetal:", __FILE__, __LINE__, 'y', __VA_ARGS__ )



#define qlog( ... ) log_printf("Info:", (char*)0, 0, 'n', __VA_ARGS__ )



#endif//_UNICODE