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danpalol

sdvsasar

Nov 7th, 2016
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  1. static void exit1(void);
  2. static void exit2(void);
  3. main() {
  4. pid_t pid;
  5. atexit(exit1);
  6. pid=fork();
  7. if(pid==0) {
  8. atexit(exit2);
  9. write(1,"figlio",6);
  10. printf("mio padre %d ", getppid());
  11. exit(0);
  12. }
  13. else {
  14. wait( );
  15. write(1,"padre",5);
  16. printf("esce %d ", getpid());
  17. exit(0);
  18. }
  19. }
  20. static void exit1(void) {
  21. printf("sono il primo handler");
  22. return;
  23. }
  24. static void exit2(void) {
  25. printf("sono il secondo handler");
  26. return;
  27. }
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