elf/tst-pathopt.c

   1 #include <dlfcn.h>
   2 #include <mcheck.h>
   3 #include <stdio.h>
   4 #include <stdlib.h>
   5
   6
   7 int
   8 main (void)
   9 {
  10   void *h;
  11   int (*fp) (int);
  12   int result;
  13
  14   mtrace ();
  15
  16   h = dlopen ("renamed.so", RTLD_LAZY);
  17   if (h == NULL)
  18     {
  19       printf ("failed to load \"%s\": %s\n", "renamed.so", dlerror ());
  20       exit (1);
  21     }
  22
  23   fp = dlsym (h, "in_renamed");
  24   if (fp == NULL)
  25     {
  26       printf ("lookup of \"%s\" failed: %s\n", "in_renamed", dlerror ());
  27       exit (1);
  28     }
  29
  30   result = fp (10);
  31
  32   if (dlclose (h) != 0)
  33     {
  34       printf ("failed to close \"%s\": %s\n", "renamed.so", dlerror ());
  35       exit (1);
  36     }
  37
  38   return result;
  39 }