/*
    getanumber.c

    Jeff Ondich, sometime in the 90's
    Updated 10 May 2023
    Modified by Tanya Amert for Fall 2023

    Simple program to help exectest.c illustrate exec and wait.

    Right after you run this program, try running "echo $?" at the bash prompt.
*/

#include <stdlib.h>
#include <stdio.h>
#include <sys/types.h>
#include <unistd.h>

int main()
{
    int k = -1;
    pid_t process_id = getpid();
    printf("\nGo ahead, enter a number: ");
    
    if (scanf("%d", &k) != 1)
    {
        printf("That wasn't a number!\n");
    }

    printf("Process %d is shuffling off this mortal coil with status %d.  Adieu.\n\n", process_id, k);

    exit(k);
}