source: trunk/forca.c

#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>

int main(void){
  int x = fork();
  if (x < 0){
    perror("Errore nella fork:");
    exit(1);
  }
  if (x != 0){
    while(1) printf("Processo padre (x == %d)\n", x);
  }  
  else { // x == 0
   while(1) printf("Processo figlio (x == %d)\n", x);        
  }
  return 0;
}