fork download 
  1. #include <stdio.h>
  2. #include <unistd.h>
  3.  
  4. void fork4() {
  5.     printf("L0\n");
  6.  
  7.     if (fork() != 0) {  // Parent process executes this
  8.         printf("L1\n");
  9.  
  10.         if (fork() != 0) {  // Parent process executes this
  11.             printf("L2\n");
  12.  
  13.             fork();  // Creates another process
  14.         }
  15.     }
  16.  
  17.     printf("Bye\n");
  18. }
  19.  
  20. int main() {
  21.     fork4();
  22.     return 0;
  23. }
  24.  
Success #stdin #stdout 0s 5292KB
comments ()
stdin 
Standard input is empty
stdout 
L0
L1
L2
Bye
L0
L1
L2
Bye
L0
L1
Bye
L0
Bye
https://ideone.com/fo61Z9
language:
C (gcc 8.3)
created:
2 days ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!