nptl/tst-dlsym1.c

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