elf/tst-tls4.c

   1 #include <dlfcn.h>
   2 #include <stdio.h>
   3 #include <stdlib.h>
   4
   5 #include <tls.h>
   6
   7
   8 #define TEST_FUNCTION do_test ()
   9 static int
  10 do_test (void)
  11 {
  12   static const char modname[] = "tst-tlsmod2.so";
  13   int result = 0;
  14   int *foop;
  15   int (*fp) (int, int *);
  16   void *h;
  17
  18   h = dlopen (modname, RTLD_LAZY);
  19   if (h == NULL)
  20     {
  21       printf ("cannot open '%s': %s\n", modname, dlerror ());
  22       exit (1);
  23     }
  24
  25   fp = dlsym (h, "in_dso");
  26   if (fp == NULL)
  27     {
  28       printf ("cannot get symbol 'in_dso': %s\n", dlerror ());
  29       exit (1);
  30     }
  31
  32   result |= fp (0, NULL);
  33
  34   foop = dlsym (h, "foo");
  35   if (foop == NULL)
  36     {
  37       printf ("cannot get symbol 'foo' the second time: %s\n", dlerror ());
  38       exit (1);
  39     }
  40   if (*foop != 16)
  41     {
  42       puts ("foo != 16");
  43       result = 1;
  44     }
  45
  46   dlclose (h);
  47
  48   return result;
  49 }
  50
  51
  52 #include "../test-skeleton.c"