/* script edited by Hamilton */
Script started on Fri Feb  9 10:20:29 2001
hercules[1]% cat simplefork0.cpp
#include <unistd.h>
#include <iostream>
using namespace std;

int main()
{
        cout << "0. I am process " << getpid() << endl;
}
hercules[2]% simplefork0
0. I am process 29365
hercules[3]% simplefork0
hercules[4]% cat simplefork1.cpp
#include <unistd.h>
#include <iostream>
using namespace std;

int main()
{
        cout << "0. I am process " << getpid() << endl;
        (void) fork();
        cout << "1. I am process " << getpid() << endl;
}
hercules[5]% simplefork1
0. I am process 27239
1. I am process 27974
1. I am process 27239
hercules[6]% cat simplefork2.cpp
#include <unistd.h>
#include <iostream>
using namespace std;

int main()
{
        cout << "0. I am process " << getpid() << endl;
        (void) fork();
        cout << "1. I am process " << getpid() << endl;
        (void) fork();
        cout << "2. I am process " << getpid() << endl;
}
hercules[7]% simplefork2
0. I am process 27701
1. I am process 25915
1. I am process 27701
2. I am process 27781
2. I am process 26170
2. I am process 27701
hercules[8]% 2. I am process 25915   /* I hit return here */

hercules[8]% cat simplefork3.cpp
#include <unistd.h>
#include <iostream>
using namespace std;

int main()
{
        cout << "0. I am process " << getpid() << endl;
        (void) fork();
        cout << "1. I am process " << getpid() << endl;
        (void) fork();
        cout << "2. I am process " << getpid() << endl;
        (void) fork();
        cout << "3. I am process " << getpid() << endl;
}
hercules[9]% simplefork3
0. I am process 27116
1. I am process 26147
2. I am process 27371
2. I am process 26147
3. I am process 24416
3. I am process 27371
3. I am process 27508
3. I am process 26147
1. I am process 27116
2. I am process 21406
2. I am process 27116
3. I am process 27369
3. I am process 21406
3. I am process 26752
3. I am process 27116
hercules[10]% exit
exit

script done on Fri Feb  9 10:21:25 2001