#include <dlfcn.h>

#include <stdio.h>

#include <string.h>

extern int test_in_mod1 (void *);

extern int test_in_mod2 (void *);

int

main (int argc, char *argv[])

{

  int (*ifp) (void);

  void *p;

  int result = 0;

  Dl_info info;

  dladdr(main, &info;;

  if (info.dli_fname == NULL)

    {

      printf ("%s: dladdr returns NULL dli_fname\n", __FILE__);

      result = 1;

    }

  else if (strcmp (info.dli_fname, argv[0]))

    {

      printf ("%s: dladdr returned '%s' as dli_fname\n", __FILE__, info.dli_fname);

      result = 1;

    }

  else

    printf ("%s: dladdr returned correct dli_fname\n", __FILE__);

  /* Find function `main'.  */

  p = dlsym (RTLD_DEFAULT, "main");

  if (p == NULL)

    {

      printf ("%s: main not found\n", __FILE__);

      result = 1;

    }

  else if ((int (*)(int, char **))p != main)

    {

      printf ("%s: wrong address returned for main\n", __FILE__);

      result = 1;

    }

  else

    printf ("%s: main correctly found\n", __FILE__);

  ifp = dlsym (RTLD_DEFAULT, "found_in_mod1");

  if ((void *) ifp == NULL)

    {

      printf ("%s: found_in_mod1 not found\n", __FILE__);

      result = 1;

    }

  else if (ifp () != 1)

    {

      printf ("%s: wrong address returned for found_in_mod1\n", __FILE__);

      result = 1;

    }

  else

    printf ("%s: found_in_mod1 correctly found\n", __FILE__);

  ifp = dlsym (RTLD_DEFAULT, "found_in_mod2");

  if ((void *) ifp == NULL)

    {

      printf ("%s: found_in_mod2 not found\n", __FILE__);

      result = 1;

    }

  else if (ifp () != 2)

    {

      printf ("%s: wrong address returned for found_in_mod2\n", __FILE__);

      result = 1;

    }

  else

    printf ("%s: found_in_mod2 correctly found\n", __FILE__);

  result |= test_in_mod1 (main);

  result |= test_in_mod2 (main);

  return result;

}