|
Packit |
6c4009 |
#include <dlfcn.h>
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
extern int successful_rtld_next_test (void);
|
|
Packit |
6c4009 |
extern void *failing_rtld_next_use (void);
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
int nextmod1_dummy_var;
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
int
|
|
Packit |
6c4009 |
successful_rtld_next_test (void)
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
int (*fp) (void);
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
/* Get the next function... */
|
|
Packit |
6c4009 |
fp = (int (*) (void)) dlsym (RTLD_NEXT, __FUNCTION__);
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
/* ...and simply call it. */
|
|
Packit |
6c4009 |
return fp ();
|
|
Packit |
6c4009 |
}
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
void *
|
|
Packit |
6c4009 |
failing_rtld_next_use (void)
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
void *ret = dlsym (RTLD_NEXT, __FUNCTION__);
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
/* Ensure we are not tail call optimized, because then RTLD_NEXT
|
|
Packit |
6c4009 |
might return this function. */
|
|
Packit |
6c4009 |
++nextmod1_dummy_var;
|
|
Packit |
6c4009 |
return ret;
|
|
Packit |
6c4009 |
}
|