1 /* Verify that an already opened DSO opened agained with RTLD_NODELETE actually
2 sets the NODELETE flag.
4 Copyright (C) 2015-2019 Free Software Foundation, Inc.
5 This file is part of the GNU C Library.
7 The GNU C Library is free software; you can redistribute it and/or
8 modify it under the terms of the GNU Lesser General Public
9 License as published by the Free Software Foundation; either
10 version 2.1 of the License, or (at your option) any later version.
12 The GNU C Library is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 Lesser General Public License for more details.
17 You should have received a copy of the GNU Lesser General Public
18 License along with the GNU C Library; if not, see
19 <https://www.gnu.org/licenses/>. */
27 void *h1
= dlopen ("$ORIGIN/tst-nodelete-opened-lib.so", RTLD_LAZY
);
30 printf ("h1: failed to open DSO: %s\n", dlerror ());
34 void *h2
= dlopen ("$ORIGIN/tst-nodelete-opened-lib.so",
35 RTLD_LAZY
| RTLD_NODELETE
);
38 printf ("h2: failed to open DSO: %s\n", dlerror ());
42 int *foo
= dlsym (h2
, "foo_var");
45 printf ("failed to load symbol foo_var: %s\n", dlerror ());
49 if (dlclose (h1
) != 0)
51 printf ("h1: dlclose failed: %s\n", dlerror ());
55 if (dlclose (h2
) != 0)
57 printf ("h2: dlclose failed: %s\n", dlerror ());
61 /* This FOO dereference will crash with a segfault if the DSO was
63 printf ("foo == %d\n", *foo
);
68 #include <support/test-driver.c>