/*! \file

Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014,
2015, 2016, 2017, 2018
University Corporation for Atmospheric Research/Unidata.

See \ref copyright file for more info.

*/

#ifndef NCGEN_DEBUG_H
#define NCGEN_DEBUG_H

/*********************************************************************
 *   Copyright 2018, UCAR/Unidata
 *   See netcdf/COPYRIGHT file for copying and redistribution conditions.
 *   $Header: /upc/share/CVS/netcdf-3/ncgen/debug.h,v 1.2 2010/03/31 18:18:34 dmh Exp $
 *********************************************************************/

#include <stdarg.h>
#include <assert.h>
#include "generr.h"
#include "bytebuffer.h"

#if 0
#define GENDEBUG 2
#endif

#ifdef GENDEBUG
#  if GENDEBUG > 0
#    define GENDEBUG1
#  endif
#  if GENDEBUG > 1
#    define GENDEBUG2
#  endif
#  if GENDEBUG > 2
#    define GENDEBUG3
#  endif
#endif

extern int settrace(int);

extern int debug;
extern int ncgdebug;

extern void fdebug(const char *fmt, ...);

#define PANIC(msg) assert(panic(msg))
#define PANIC1(msg,arg) assert(panic(msg,arg))
#define PANIC2(msg,arg1,arg2) assert(panic(msg,arg1,arg2))
#define ASSERT(expr) {if(!(expr)) {panic("assertion failure: %s",#expr);}}
extern int panic(const char* fmt, ...);

/*
Provide wrapped versions of XXXalloc for debugging/
The wrapped version:
1. fails if size is zero or memory is NULL
2. fails if memory is exhausted.
3. zeros all allocated memory.
*/

#define emalloc(x) chkmalloc(x) /*note only single arg */
#define ecalloc(x) chkcalloc(x) /*note only single arg */
#define erealloc(p,x)   chkrealloc(p,x)
#define efree(x) chkfree(x)
#define estrdup(x) chkstrdup(x)
extern void* chkmalloc(size_t);
extern void* chkcalloc(size_t);
extern void* chkrealloc(void*,size_t);
extern void  chkfree(void*);
extern char* chkstrdup(const char* s);

#define MEMCHECK(var,throw) {if((var)==NULL) return (throw);}

#endif /*NCGEN_DEBUG_H*/
