1#include <stdio.h>
2#include <dlfcn.h>
3
4int bar = -20;
5
6int
7main (void)
8{
9  int ret = 0;
10  void *handle;
11  void (*fcn) (void);
12
13  handle = dlopen("./tmpdir/libdl1.so", RTLD_GLOBAL|RTLD_LAZY);
14  if (!handle)
15    {
16      printf("dlopen ./tmpdir/libdl1.so: %s\n", dlerror ());
17      return 1;
18    }
19
20  fcn = (void (*)(void)) dlsym(handle, "foo");
21  if (!fcn)
22    {
23      printf("dlsym foo: %s\n", dlerror ());
24      ret += 1;
25    }
26  else
27    {
28      (*fcn) ();
29    }
30
31  dlclose (handle);
32  return ret;
33}
34