//////
//
// ilDIAGS.H - Some common diagnostics stuff...
//
// $Header: /Include/ilDIAGS.H 9     15/08/97 17:40 Cemsen $
//
//////

#ifndef __ilDIAGS_HEADER
#define __ilDIAGS_HEADER


#ifndef DIAGS
	#define DIAGS	0
#endif


#ifdef NO_PRINTFS
	#define printf(a...);				{/*nothing*/}

#else
	#define printf(a...);				printf(a);

#endif


		// -- Diagnostics macros ----------------------------------------------

#if defined(__WATCOMC__) && DIAGS
	void _DEBUGGER (void);
	#pragma aux _DEBUGGER = "int 3";
	#define _DEBUGGER				_DEBUGGER()
	#define _BREAK_IF(x,because);	if (x) _DEBUGGER;

#elif defined(_MSC_VER) && DIAGS
	#define _DEBUGGER				__asm int 3;
	#define _BREAK_IF(x,becuase);	if (x) _DEBUGGER;

#elif defined(__psx__) && DIAGS
    #include <stdio.h>
	#include <libsn.h>

	#define _DEBUGGER	printf ("DEBUG BREAKPOINT! %s@%d\n", __FILE__, __LINE__);   \
						PSYQpause ();

	#define _BREAK_IF(__expr,__because...)			\
					if (__expr) 					\
					{ 								\
						printf ("INTERNAL ERROR (%s@%d)\n", __FILE__, __LINE__); \
						printf (__because); 		\
						printf ("\n");				\
						pollhost ();				\
						PSYQpause ();				\
                    }

	#define _WARN_IF(__expr,__because...)			\
					if (__expr) 					\
					{ 								\
						printf ("WARNING (%s@%d)\n", __FILE__, __LINE__); \
						printf (__because); 		\
						printf ("\n");				\
                    }

    #define _BREAK_IF_INVALID_PTR(_ptr,__because...)    \
                    {                               \
                        u_long      p = (u_long)(_ptr);                         \
                        if (!(((p >= 0x80010000UL) && (p < 0x80800000UL)) ||    \
                              ((p >= 0xA0010000UL) && (p < 0xA0800000UL)) ||    \
                              ((p >= 0x00010000UL) && (p < 0x00800000UL)) ||    \
                              ((p >= 0x1f800000UL) && (p < 0x1f800400UL))       \
                           ) )                      \
                        {                           \
                            printf ("INVALID POINTER (%s@%d) (" #_ptr "=%08lx)\n", __FILE__, __LINE__, p); \
                            printf (__because);     \
                            printf ("\n");          \
                            pollhost ();            \
                            PSYQpause ();           \
                        }                           \
                    }

	#define CALL_POLLHOST	pollhost ();


#else // Not diagnostics (or unknown compiler)

	#if  DIAGS
		#error Unknown compiler
	#endif

	#define _DEBUGGER						{ /*nothing*/ }

	#ifdef __GNUC__
		#define CALL_POLLHOST				{ /*nothing*/ }
		#define _WARN_IF(x,because...); 	{ /*nothing*/ }
		#define _BREAK_IF(x,because...);	{ /*nothing*/ }
		#define _BREAK_IF_INVALID_PTR(x,because...);   { /*nothing*/ }

	#else
		#define CALL_POLLHOST				{ /*nothing*/ }
		#define _WARN_IF(x,y);				{ /*nothing*/ }
		#define _BREAK_IF(x,y);				{ /*nothing*/ }
		#define _BREAK_IF_INVALID_PTR(x,y);	{ /*nothing*/ }

	#endif

#endif



#endif // _ilDIAGS_HEADER