cis-lclient06:~/class/nov22>more exec2.c
#include <syscall.h>
#include <stdio.h>
int main(void) {
    int pid, i;
    for (i = 0; i < 5; i++) {
        pid = fork();
        if (pid == 0) {
            printf("I am the child with pid %d saying goodby\n", getpid());
            return;
            printf("The child will never get here\n");
        }
        printf("I am the parent (pid %d) waiting for my child (pid = %d) to die\n", getpid(), pid);
        wait();
        printf("I am the parent (pid %d) and my child (pid = %d) has died\n", getpid(), pid);
    }
}
cis-lclient06:~/class/nov22>gcc exec2.c
cis-lclient06:~/class/nov22>./a.out
I am the parent (pid 15712) waiting for my child (pid = 15713) to die
I am the child with pid 15713 saying goodby
I am the parent (pid 15712) and my child (pid = 15713) has died
I am the parent (pid 15712) waiting for my child (pid = 15714) to die
I am the child with pid 15714 saying goodby
I am the parent (pid 15712) and my child (pid = 15714) has died
I am the parent (pid 15712) waiting for my child (pid = 15715) to die
I am the child with pid 15715 saying goodby
I am the parent (pid 15712) and my child (pid = 15715) has died
I am the parent (pid 15712) waiting for my child (pid = 15716) to die
I am the child with pid 15716 saying goodby
I am the parent (pid 15712) and my child (pid = 15716) has died
I am the parent (pid 15712) waiting for my child (pid = 15717) to die
I am the child with pid 15717 saying goodby
I am the parent (pid 15712) and my child (pid = 15717) has died
cis-lclient06:~/class/nov22>