linuxthreads/Examples/ex15.c

   1 #include <stdio.h>
   2 #include <stdlib.h>
   3 #include <sys/types.h>
   4 #include <sys/wait.h>
   5 #include <pthread.h>
   6 #include <unistd.h>
   7
   8 static void *
   9 worker (void *dummy)
  10 {
  11   exit (26);
  12 }
  13
  14 #define TEST_FUNCTION do_test ()
  15 #define TIMEOUT 10
  16 static int
  17 do_test (void)
  18 {
  19   pthread_t th;
  20   pid_t pid;
  21   int status;
  22
  23   switch ((pid = fork ()))
  24     {
  25     case -1:
  26       puts ("Could not fork");
  27       exit (1);
  28     case 0:
  29       if (pthread_create(&th, NULL, worker, NULL) != 0)
  30         {
  31           puts ("Failed to start thread");
  32           exit (1);
  33         }
  34       for (;;);
  35       exit (1);
  36     default:
  37       break;
  38     }
  39
  40   if (waitpid (pid, &status, 0) != pid)
  41     {
  42       puts ("waitpid failed");
  43       exit (1);
  44     }
  45
  46   if (!WIFEXITED (status) || WEXITSTATUS (status) != 26)
  47     {
  48       printf ("Wrong exit code %d\n", status);
  49       exit (1);
  50     }
  51
  52   puts ("All OK");
  53   return 0;
  54 }
  55
  56 #include "../../test-skeleton.c"