#include <stdlib.h>

#include <unistd.h>
#include <stdio.h>

#include <sys/types.h>


int main() {
  char prgname[1024];
  pid_t pid;
  int status;

  if (fgets(prgname, 1024, stdin) == NULL) {
    printf ("Did not read program name. Aborting!\n");
    exit(1);
  }
  prgname[strlen(prgname)-1]=0;

  if ((pid = fork ()) == -1) {
    perror("fork");
    exit(1);
  }
  if (pid == 0) {
    execlp(prgname,prgname,0);
    printf("%d I did not find program %s\n", getpid(), prgname);
    exit (1);
  } else {
    waitpid(pid, &status, 0);
    if (status == 0) printf ("Program %s finished!\n", prgname);
  }
  return 0;
}