/*
*   $Id: debug.h,v 1.3 2006/05/30 04:37:12 darren Exp $
*
*   Copyright (c) 1998-2002, Darren Hiebert
*
*   This source code is released for free distribution under the terms of the
*   GNU General Public License.
*
*   External interface to debug.c
*/
#ifndef _DEBUG_H
#define _DEBUG_H

/*
*   Include files
*/
#include "general.h"  /* must always come first */

#ifdef DEBUG
# include <assert.h>
#endif
#include "entry.h"

/*
*   Macros
*/

#ifdef DEBUG
# define debug(level)      ((Option.debugLevel & (long)(level)) != 0)
# define DebugStatement(x) x
# define PrintStatus(x)    if (debug(DEBUG_STATUS)) printf x;
# define Assert(c)         assert(c)
#else
# define DebugStatement(x)
# define PrintStatus(x)
# define Assert(c)
# ifndef NDEBUG
#  define NDEBUG
# endif
#endif

/*
*   Data declarations
*/

/*  Defines the debugging levels.
 */
enum eDebugLevels {
	DEBUG_READ   = 0x01,  /* echo raw (filtered) characters */
	DEBUG_PARSE  = 0x02,  /* echo parsing results */
	DEBUG_STATUS = 0x04,  /* echo file status information */
	DEBUG_OPTION = 0x08,  /* echo option parsing */
	DEBUG_CPP    = 0x10,  /* echo characters out of pre-processor */
	DEBUG_RAW    = 0x20   /* echo raw (filtered) characters */
};

/*
*   Function prototypes
*/
extern void lineBreak (void);
extern void debugPrintf (const enum eDebugLevels level, const char *const format, ...) __printf__ (2, 3);
extern void debugPutc (const int level, const int c);
extern void debugParseNest (const boolean increase, const unsigned int level);
extern void debugCppNest (const boolean begin, const unsigned int level);
extern void debugCppIgnore (const boolean ignore);
extern void clearString (char *const string, const int length);
extern void debugEntry (const tagEntryInfo *const tag);

#endif  /* _DEBUG_H */

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