zad7

#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <signal.h>
#include <sys/signal.h>
#include <ctype.h>
#include <sys/wait.h>


int stop = 0;

int main() {
    FILE *input = fopen("input.txt", "r");
    FILE *output = fopen("output.txt", "w");
    int p0, p1, p2;
    char znak;
    p0 = getpid();
    printf("p0: %d\n", p0);

    if ((p1 = fork()) == 0) {
        while (stop != 1) {
            p1 = getpid();
            printf("p1: %d\n", p1);
            kill(p1, SIGINT);
        }
        exit(0);
    }


    if ((p2 = fork()) == 0) {
        while (stop != 1) {
            p2 = getpid();
            printf("p2: %d\n", p2);
            kill(p2, SIGINT);
        }
        exit(0);
    }


    wait(NULL);
}