src/functional/tls_align_dlopen.c

   1 #include <dlfcn.h>
   2 #include "test.h"
   3
   4 int main()
   5 {
   6         int i;
   7         void *h;
   8         struct {
   9                 char *name;
  10                 unsigned size;
  11                 unsigned align;
  12                 unsigned long addr;
  13         } *t;
  14
  15         h = dlopen("src/functional/tls_align_dso.so", RTLD_LAZY);
  16         if (!h)
  17                 t_error("dlopen failed\n");
  18         t = dlsym(h, "t");
  19         if (!t)
  20                 t_error("dlsym failed\n");
  21         else for (i = 0; i < 4; i++) {
  22                 if (!t[i].name)
  23                         t_error("name is not set for t[%d]\n", i);
  24                 if (t[i].addr & (t[i].align-1))
  25                         t_error("bad alignment: %s, size: %u, align: %u, addr: 0x%lx\n",
  26                                 t[i].name, t[i].size, t[i].align, t[i].addr);
  27         }
  28         return t_status;
  29 }