nptl/tst-dlsym1.c

   1 /* Test case by Hui Huang <hui.huang@sun.com>.  */
   2 #include <dlfcn.h>
   3 #include <pthread.h>
   4 #include <stdio.h>
   5 #include <stdlib.h>
   6
   7
   8 static void *
   9 start_routine (void *args)
  10 {
  11   int i;
  12   void **addrs = (void **) args;
  13   for (i = 0; i < 10000; ++i)
  14     addrs[i % 1024] = dlsym (NULL, "does_not_exist");
  15
  16   return addrs;
  17 }
  18
  19
  20 static int
  21 do_test (void)
  22 {
  23   pthread_t tid1, tid2, tid3;
  24
  25   void *addrs1[1024];
  26   void *addrs2[1024];
  27   void *addrs3[1024];
  28
  29   if (pthread_create (&tid1, NULL, start_routine, addrs1) != 0)
  30     {
  31       puts ("1st create failed");
  32       exit (1);
  33     }
  34   if (pthread_create (&tid2, NULL, start_routine, addrs2) != 0)
  35     {
  36       puts ("2nd create failed");
  37       exit (1);
  38     }
  39   if (pthread_create (&tid3, NULL, start_routine, addrs3) != 0)
  40     {
  41       puts ("3rd create failed");
  42       exit (1);
  43     }
  44
  45   if (pthread_join (tid1, NULL) != 0)
  46     {
  47       puts ("1st join failed");
  48       exit (1);
  49     }
  50   if (pthread_join (tid2, NULL) != 0)
  51     {
  52       puts ("2nd join failed");
  53       exit (1);
  54     }
  55   if (pthread_join (tid3, NULL) != 0)
  56     {
  57       puts ("2rd join failed");
  58       exit (1);
  59     }
  60
  61   return 0;
  62 }
  63
  64
  65 #define TEST_FUNCTION do_test ()
  66 #include "../test-skeleton.c"