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/* $Id$ */
/** @file debug.h */
#ifndef DEBUG_H
#define DEBUG_H
/* Debugging messages policy:
* These should be the severities used for direct DEBUG() calls
* maximum debugging level should be 10 if really deep, deep
* debugging is needed.
* (there is room for exceptions, but you have to have a good cause):
* 0 - errors or severe warnings
* 1 - other non-fatal, non-severe warnings
* 2 - crude progress indicator of functionality
* 3 - important debugging messages (function entry)
* 4 - debugging messages (crude loop status, etc.)
* 5 - detailed debugging information
* 6.. - extremely detailed spamming
*/
/* Of course MSVC 2003 and lower has no support for variadic macros
* so we need to work around this... *sigh* */
#if defined(_MSC_VER) && (_MSC_VER < 1400)
#define NO_VARARG_MACRO
#endif
#if defined(NO_VARARG_MACRO)
enum DebugLevelType {
ai,
driver,
grf,
map,
misc,
ms,
net,
sprite,
oldloader,
ntp,
npf,
yapf,
freetype,
sl,
station,
};
#endif /* NO_VARARG_MACRO */
#ifdef NO_DEBUG_MESSAGES
#if defined(NO_VARARG_MACRO)
static inline void DEBUG(int name, int level, ...) {}
#elif defined(__GNUC__) && (__GNUC__ < 3)
#define DEBUG(name, level, args...)
#else
#define DEBUG(name, level, ...)
#endif
#else /* NO_DEBUG_MESSAGES */
#if defined(NO_VARARG_MACRO)
void CDECL DEBUG(int name, int level, ...);
#elif defined(__GNUC__) && (__GNUC__ < 3)
#define DEBUG(name, level, args...) if ((level == 0) || ( _debug_ ## name ## _level >= level)) debug(#name, args)
#else
#define DEBUG(name, level, ...) if (level == 0 || _debug_ ## name ## _level >= level) debug(#name, __VA_ARGS__)
#endif
extern int _debug_ai_level;
extern int _debug_driver_level;
extern int _debug_grf_level;
extern int _debug_map_level;
extern int _debug_misc_level;
extern int _debug_ms_level;
extern int _debug_net_level;
extern int _debug_sprite_level;
extern int _debug_oldloader_level;
extern int _debug_ntp_level;
extern int _debug_npf_level;
extern int _debug_yapf_level;
extern int _debug_freetype_level;
extern int _debug_sl_level;
extern int _debug_station_level;
#if !defined(NO_VARARG_MACRO)
void CDECL debug(const char *dbg, ...);
#endif /* NO_VARARG_MACRO */
#endif /* NO_DEBUG_MESSAGES */
void SetDebugString(const char *s);
const char *GetDebugString();
/* MSVCRT of course has to have a different syntax for long long *sigh* */
#if defined(_MSC_VER) || defined(__MINGW32__)
#define OTTD_PRINTF64 "I64"
#else
#define OTTD_PRINTF64 "ll"
#endif
/* Used for profiling
*
* Usage:
* TIC();
* --Do your code--
* TOC("A name", 1);
*
* When you run the TIC() / TOC() multiple times, you can increase the '1'
* to only display average stats every N values. Some things to know:
*
* for (int i = 0; i < 5; i++) {
* TIC();
* --Do yuor code--
* TOC("A name", 5);
* }
*
* Is the correct usage for multiple TIC() / TOC() calls.
*
* TIC() / TOC() creates it's own block, so make sure not the mangle
* it with an other block.
**/
#define TIC() {\
extern uint64 _rdtsc();\
uint64 _xxx_ = _rdtsc();\
static uint64 __sum__ = 0;\
static uint32 __i__ = 0;
#define TOC(str, count)\
__sum__ += _rdtsc() - _xxx_;\
if (++__i__ == count) {\
DEBUG(misc, 0, "[%s] %" OTTD_PRINTF64 "u [avg: %.1f]\n", str, __sum__, __sum__/(double)__i__);\
__i__ = 0;\
__sum__ = 0;\
}\
}
void ShowInfo(const char *str);
void CDECL ShowInfoF(const char *str, ...);
#endif /* DEBUG_H */
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