#include <dlfcn.h>

#include <stdio.h>

#include <gnu/lib-names.h>

static int cnt;

static void

__attribute ((constructor))

constr (void)

{

  ++cnt;

}

int

foo (Lmid_t ns2)

{

  void *h = dlopen (LIBC_SO, RTLD_LAZY|RTLD_NOLOAD);

  if (h == NULL)

    {

      printf ("cannot get handle for %s: %s\n", LIBC_SO, dlerror ());

      return 1;

    }

  Lmid_t ns = -10;

  if (dlinfo (h, RTLD_DI_LMID, &ns) != 0)

    {

      printf ("dlinfo for %s in %s failed: %s\n",

	      LIBC_SO, __func__, dlerror ());

      return 1;

    }

  if (ns != ns2)

    {

      printf ("namespace for %s not LM_ID_BASE\n", LIBC_SO);

      return 1;

    }

  if (dlclose (h) != 0)

    {

      printf ("dlclose for %s in %s failed: %s\n",

	      LIBC_SO, __func__, dlerror ());

      return 1;

    }

  if (cnt == 0)

    {

      puts ("constructor did not run");

      return 1;

    }

  else if (cnt != 1)

    {

      puts ("constructor did not run exactly once");

      return 1;

    }

  return 0;

}