Miscellaneous Programs

Warning! You are warned against blindly copying the code statements. Read the code and understand the implementation. Then, try to do it yourself. Blindly re-typing the code statements is a waste of time & effort.

Table of contents:

1. Log messages based program debugging (Looks nice, Can't copy)

2. Log messages based program debugging (Copyable)

// DEMO: Log based Program Debugging

#include <stdio.h>

// Flag to control log messages

#define _DEBUG_  1   // 0: Disable log msgs, 1: Enable log msgs

// Macro defintions

#if  _DEBUG_

    #define _ENTRY_  printf("ENTER: %s\n", __func__);

    #define _EXIT_  printf("EXIT: %s\n", __func__);

#else

    #define _ENTRY_

    #define _EXIT_

#endif

int fun2()

{

    _ENTRY_

    printf("Fun 2 Processing part...\n");

    int *px = NULL;

    _EXIT_

    return 0;

}

int fun1()

{

    _ENTRY_

    fun2();

    _EXIT_

    return 0;

}

int main()

{

    _ENTRY_

    fun1();

    _EXIT_

    return 0;

}