netcdf-c/oc2/ocdebug.h

98 lines
2.4 KiB
C

/* Copyright 2009, UCAR/Unidata and OPeNDAP, Inc.
See the COPYRIGHT file for more information. */
#ifndef OCOCDBG_H
#define OCOCDBG_H
#ifdef HAVE_STDARG_H
#include <stdarg.h>
#endif
#if 0
#define OCDEBUG
#define DAPDEBUG 1
#endif
#ifdef OCDEBUG
#define OCVERBOSE
#endif
/* OCCATCHERROR is used to detect errors as close
to their point of origin as possible. When
enabled, one can set a breakpoint in ocbreakpoint()
to catch the failure. Turing it on incurs a significant
performance penalty, so it is off by default.*/
#define OCCATCHERROR
#define OCPANIC(msg) assert(ocpanic(msg))
#define OCPANIC1(msg,arg) assert(ocpanic(msg,arg))
#define OCPANIC2(msg,arg1,arg2) assert(ocpanic(msg,arg1,arg2))
/* Make it possible to catch assertion failures by breakpointing ocpanic*/
#define OCASSERT(expr) if(!(expr)) {OCPANIC((#expr));} else {}
/* Need some syntactic trickery to make these macros work*/
#ifdef OCDEBUG
#define OCDBG(l,msg) {oclog(OCLOGDBG,msg);}
#define OCDBG1(l,msg,arg) {oclog(OCLOGDBG,msg,arg);}
#define OCDBG2(l,msg,arg1,arg2) {oclog(OCLOGDBG,msg,arg1,arg2);}
#define OCDBGTEXT(l,text) {oclogtext(OCLOGNOTE,text);} else {}
#define OCDBGCODE(l,code) {code;}
#else
#define OCDBG(l,msg)
#define OCDBG1(l,msg,arg)
#define OCDBG2(l,msg,arg1,arg2)
#define OCDBGTEXT(l,text)
#define OCDBGCODE(l,code)
#endif
/*
OCPROGRESS attempts to provide some info
about how IO is getting along.
*/
#undef OCPROGRESS
extern int ocdebug;
extern int cedebug;
/*extern char* dent2(int n);*/
/*/extern char* dent(int n);*/
extern int ocpanic(const char* fmt, ...);
extern int xdrerror(void);
/*
Provide wrapped versions of calloc and malloc.
The wrapped version panics if memory
is exhausted. It also guarantees that the
memory has been zero'd.
*/
extern void* occalloc(size_t size, size_t nelems);
extern void* ocmalloc(size_t size);
extern void ocfree(void*);
#define MEMCHECK(var,throw) {if((var)==NULL) return (throw);}
#define MEMFAIL(var) MEMCHECK(var,OCTHROW(OC_ENOMEM))
#define MEMGOTO(var,label) {if((var)==NULL) goto label;}
#ifdef OCCATCHERROR
/* Place breakpoint on ocbreakpoint to catch errors close to where they occur*/
#define OCTHROW(e) octhrow(e)
#define OCTHROWCHK(e) (void)octhrow(e)
#define OCGOTO(label) {ocbreakpoint(-1); goto label;}
extern int ocbreakpoint(int err);
extern int octhrow(int err);
#else
#define OCTHROW(e) (e)
#define OCTHROWCHK(e)
#define OCGOTO(label) goto label
#endif
#endif /*OCOCDBG_H*/