/******************************************************************************
* debug.h
*		Debugging macros.
*
* Copyright (c)1994-95 David R. Tribble, all rights reserved.
*
* 1.00 09-17-1994 drt.	First cut.
* 1.01 09-24-1994 drt.	Made C and C++ compatible.
* 1.02 04-20-1995 drt.	Added dbg_hexdump().
* 1.03 04-25-1995 drt.	Added dbg_dump() macro.
*/


#ifndef DEBUG_H
#define DEBUG_H		103


/* Includes */

#include <stdio.h>


/* Model-dependent aliases */

#ifdef __MSDOS__

#ifdef __cplusplus

#if defined(__SMALL__)

#define dbg_f		cSdbg_f
#define dbg_flags	cSdbg_flags
#define dbg_fname	cSdbg_fname

#define dbgf		cSdbgf
#define dbg_open	cSdbg_open
#define dbg_close	cSdbg_close
#define dbg_hexdump	cSdbg_hexdump

#elif defined(__LARGE__)

#define dbg_f		cLdbg_f
#define dbg_flags	cLdbg_flags
#define dbg_fname	cLdbg_fname

#define dbgf		cLdbgf
#define dbg_open	cLdbg_open
#define dbg_close	cLdbg_close
#define dbg_hexdump	cLdbg_hexdump

#elif defined(__COMPACT__)

#define dbg_f		cCdbg_f
#define dbg_flags	cCdbg_flags
#define dbg_fname	cCdbg_fname

#define dbgf		cCdbgf
#define dbg_open	cCdbg_open
#define dbg_close	cCdbg_close
#define dbg_hexdump	cCdbg_hexdump

#elif defined(__MEDIUM__)

#define dbg_f		cMdbg_f
#define dbg_flags	cMdbg_flags
#define dbg_fname	cMdbg_fname

#define dbgf		cMdbgf
#define dbg_open	cMdbg_open
#define dbg_close	cMdbg_close
#define dbg_hexdump	cMdbg_hexdump

#elif defined(__HUGE__)

#define dbg_f		cHdbg_f
#define dbg_flags	cHdbg_flags
#define dbg_fname	cHdbg_fname

#define dbgf		cHdbgf
#define dbg_open	cHdbg_open
#define dbg_close	cHdbg_close
#define dbg_hexdump	cHdbg_hexdump

#elif defined(__TINY__)

#define dbg_f		cTdbg_f
#define dbg_flags	cTdbg_flags
#define dbg_fname	cTdbg_fname

#define dbgf		cTdbgf
#define dbg_open	cTdbg_open
#define dbg_close	cTdbg_close
#define dbg_hexdump	cTdbg_hexdump

#else

#error "Memory model is not defined."

#endif

#else /* __cplusplus */

#if defined(__SMALL__)

#define dbg_f		Sdbg_f
#define dbg_flags	Sdbg_flags
#define dbg_fname	Sdbg_fname

#define dbgf		Sdbgf
#define dbg_open	Sdbg_open
#define dbg_close	Sdbg_close
#define dbg_hexdump	Sdbg_hexdump

#elif defined(__LARGE__)

#define dbg_f		Ldbg_f
#define dbg_flags	Ldbg_flags
#define dbg_fname	Ldbg_fname

#define dbgf		Ldbgf
#define dbg_open	Ldbg_open
#define dbg_close	Ldbg_close
#define dbg_hexdump	Ldbg_hexdump

#elif defined(__COMPACT__)

#define dbg_f		Cdbg_f
#define dbg_flags	Cdbg_flags
#define dbg_fname	Cdbg_fname

#define dbgf		Cdbgf
#define dbg_open	Cdbg_open
#define dbg_close	Cdbg_close
#define dbg_hexdump	Cdbg_hexdump

#elif defined(__MEDIUM__)

#define dbg_f		Mdbg_f
#define dbg_flags	Mdbg_flags
#define dbg_fname	Mdbg_fname

#define dbgf		Mdbgf
#define dbg_open	Mdbg_open
#define dbg_close	Mdbg_close
#define dbg_hexdump	Mdbg_hexdump

#elif defined(__HUGE__)

#define dbg_f		Hdbg_f
#define dbg_flags	Hdbg_flags
#define dbg_fname	Hdbg_fname

#define dbgf		Hdbgf
#define dbg_open	Hdbg_open
#define dbg_close	Hdbg_close
#define dbg_hexdump	Hdbg_hexdump

#elif defined(__TINY__)

#define dbg_f		Tdbg_f
#define dbg_flags	Tdbg_flags
#define dbg_fname	Tdbg_fname

#define dbgf		Tdbgf
#define dbg_open	Tdbg_open
#define dbg_close	Tdbg_close
#define dbg_hexdump	Tdbg_hexdump

#else

#error "Memory model is not defined."

#endif

#endif /* __cplusplus */

#endif /* __MSDOS__ */


/* Debugging constants */

#ifndef DEBUG
#define DEBUG	0		/* Default to FALSE		*/
#elif DEBUG-0 <= 0
#undef  DEBUG
#define DEBUG	0		/* Default to TRUE		*/
#endif

#if DEBUG-0 <= 0
#undef  DEBUG
#define DEBUG	0		/* Default to FALSE		*/
#endif


/* Debugging macros */

#if DEBUG

#define DS(s)	s
#define DL(e)	(dbg_f ? (void)(e) : (void)0)

#else

#define DS(s)
#define DL(e)	((void)0)

#endif


/* Debugging bitflags */

#define DBG_DFL			0x0000		/* Default							*/
#define DBG_REOPEN		0x0001		/* Close/reopen file each time		*/


/* Public variables */

extern FILE *		dbg_f;
extern int			dbg_flags;
extern const char *	dbg_fname;


/* Public functions */

extern int			dbgf(const char *fmt, ...);
extern FILE *		dbg_open(const char *fname, const char *mode);
extern int			dbg_close(void);

extern int			dbg_hexdump(const void *dat, unsigned len);


/* Function macros */

#define dbg_dump	dbg_hexdump


#endif /* DEBUG_H */

/* End debug.h */