mirror of
git://sourceware.org/git/glibc.git
synced 2024-11-21 01:12:26 +08:00
d785c36692
2000-10-21 Ulrich Drepper <drepper@redhat.com> * elf/dl-open.c (add_to_global): New function. Split out from dl_open_worker. (dl_open_worker): Call add_to_global not only for new objects, also for previously loaded objects when (mode & RTLD_GLOBAL) and the object was not yet in the global scope. * elf/Makefile: Add rules to build and run lateglobal. * elf/lateglobal.c: New file. * elf/ltglobmod1.c: New file. * elf/ltglobmod2.c: New file.
33 lines
574 B
C
33 lines
574 B
C
#include <dlfcn.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
|
|
extern int bar (void);
|
|
|
|
int
|
|
foo (void)
|
|
{
|
|
void *h;
|
|
int res;
|
|
|
|
/* Load ltglobalmod1 in the global namespace. */
|
|
h = dlopen ("ltglobmod1.so", RTLD_GLOBAL | RTLD_LAZY);
|
|
if (h == NULL)
|
|
{
|
|
printf ("%s: cannot open %s: %s",
|
|
__FUNCTION__, "ltglobmod1.so", dlerror ());
|
|
exit (EXIT_FAILURE);
|
|
}
|
|
|
|
/* Call bar. This is undefined in the DSO. */
|
|
puts ("about to call `bar'");
|
|
fflush (stdout);
|
|
res = bar ();
|
|
|
|
printf ("bar returned %d\n", res);
|
|
|
|
dlclose (h);
|
|
|
|
return res != 42;
|
|
}
|