Chapter 8, Problem 8.16HW

Program Plan Intro

Given code:

//Include the necessary header files

#include <stdio.h>

#include "csapp.h"

//Initialize the variable counter as 1

int counter = 1;

//Define a main()

int main()

{

//Check forr() is equal to zero

if (fork()==0)

{

//True, decrement the counter variable by 1

counter--;

//Exit

exit(0);

}

//Otherwise

else

{

//Call the method wait()

wait(NULL);

//Print the statement

  printf("Counter = %d\n", ++counter);

}

//Exit

exit(0);

}