debug.h

1.

#ifndef _DEBUG_H_
#define _DEBUG_H_

#include <stdio.h>

#define DEBUG  0
#define TRACE  0

#if DEBUG
#define PDEBUG(fmt, args...) fprintf(stderr, fmt, ##args)
#else
#define PDEBUG(fmt, args...)
#endif

#if TRACE
#define PTRACE(fmt, args...) fprintf(stdout, fmt, ##args)
#else
#define PTRACE(fmt, args...)
#endif


#endif

2.

#ifndef __DEBUG_H__
#define __DEBUG_H__

#undef DEBUG
#define DEBUG

#ifdef DEBUG
#include <stdio.h>
#include <stdarg.h>

#define DebugWhere() \
    printf("FILE:%s,FUNCTION:%s,LINE:%d\n",\
            __FILE__,__FUNCTION__,__LINE__)

static void debug_p(const char *format ,...)
{
    va_list args;

    va_start(args ,format);
    vprintf(format,args);
    va_end(args);
}

#else
#define DebugWhere() \
    printf("FILE:%s,FUNCTION:%s,LINE:%d\n",\
            __FILE__,__FUNCTION__,__LINE__)

static void debug_p(const char *format ,...)
{
}

#endif

#endif