mirror of git://sourceware.org/git/glibc.git
37 lines
1.0 KiB
C
37 lines
1.0 KiB
C
#include "../dlfcn/dlfcn.h"
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <gnu/lib-names.h>
|
|
|
|
static int
|
|
do_test (void)
|
|
{
|
|
int result = 0;
|
|
|
|
printf ("\nOpening pthread library.\n");
|
|
void *pthread = dlopen (LIBPTHREAD_SO, RTLD_LAZY);
|
|
|
|
/* This is a test for correct DF_1_NODELETE clearing when dlopen failure
|
|
happens. We should clear DF_1_NODELETE for failed library only, because
|
|
doing this for others (e.g. libpthread) might cause them to be unloaded,
|
|
that may lead to some global references (e.g. __rtld_lock_unlock) to be
|
|
broken. The dlopen should fail because of undefined symbols in shared
|
|
library, that cause DF_1_NODELETE to be cleared. For libpthread, this
|
|
flag should be set, because if not, SIGSEGV will happen in dlclose. */
|
|
if (dlopen ("tst-nodelete2mod.so", RTLD_NOW) != NULL)
|
|
{
|
|
printf ("Unique symbols test failed\n");
|
|
result = 1;
|
|
}
|
|
|
|
if (pthread)
|
|
dlclose (pthread);
|
|
|
|
if (result == 0)
|
|
printf ("SUCCESS\n");
|
|
|
|
return result;
|
|
}
|
|
|
|
#include <support/test-driver.c>
|