--- /dev/null
+#include <sys/types.h>
+#include <unistd.h>
+#include <stdio.h>
+
+int main() {
+ pid_t p;
+ int i, n = 5;
+
+ for (i = 0; i < n; i++) {
+ p = fork();
+ if (p > 0) {
+ break;
+ }
+ printf("Processus %d de pere %d\n", getpid(), getppid());
+ sleep(2);
+ }
+ sleep(1);
+ return 0;
+}