libvtv/testsuite/other-tests/dlopen.cc

   1 #include <stdlib.h>
   2 #include <dlfcn.h>
   3 #include <stdio.h>
   4
   5
   6
   7 typedef void (*voidfn)(void);
   8
   9 int failures = 0;
  10
  11 void
  12 __vtv_verify_fail (void **data_set_ptr, const void *vtbl_pointer)
  13 {
  14   failures++;
  15   return;
  16 }
  17
  18
  19 int main()
  20 {
  21   char so_name[] = "so0.so";
  22   void * dlhandle = dlopen(so_name, RTLD_NOW);
  23   if (!dlhandle)
  24     {
  25       fprintf(stderr, "dlopen %s error: %s\n", so_name, dlerror());
  26       exit(1);
  27     }
  28   voidfn so_entry = (voidfn)dlsym(dlhandle, "so_entry_0");
  29   if (!so_entry)
  30     {
  31       fprintf(stderr, "dlopen %s dlsym error: %s\n", so_name, dlerror());
  32       exit(2);
  33     }
  34
  35   so_entry();
  36
  37   dlclose(dlhandle);
  38 }