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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3. #include <unistd.h>
  4. #include <sys/wait.h>
  5.  
  6. void task1() {
  7.     printf("Task 1 executing...\n");
  8.     // Code for task 1 here
  9. }
  10.  
  11. void task2() {
  12.     printf("Task 2 executing...\n");
  13.     // Code for task 2 here
  14. }
  15.  
  16. void task3() {
  17.     printf("Task 3 executing...\n");
  18.     // Code for task 3 here
  19. }
  20.  
  21. void create_child(void (*task)()) {
  22.     pid_t pid = fork();
  23.     if (pid == 0) {
  24.         // Child process
  25.         task();
  26.         exit(0);
  27.     } else if (pid > 0) {
  28.         // Parent process
  29.         return;
  30.     } else {
  31.         // Fork failed
  32.         perror("fork");
  33.         exit(1);
  34.     }
  35. }
  36.  
  37. int main() {
  38.     create_child(task1);
  39.     create_child(task2);
  40.     create_child(task3);
  41.  
  42.     // Parent waits for all child processes to finish
  43.     for (int i = 0; i < 3; i++) {
  44.         wait(NULL);
  45.     }
  46.  
  47.     printf("Missions accomplished...\n");
  48.     return 0;
  49. }
  50.  
Success #stdin #stdout 0.01s 5284KB
comments (?)
stdin
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Standard input is empty
stdout
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Task 3 executing...
Task 2 executing...
Task 1 executing...
Missions accomplished...
https://ideone.com/5NFuLn
language:
C (gcc 8.3)
created:
2 days ago
visibility:
public

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