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/* Test struct r_debug_extended via DT_DEBUG.
Copyright (C) 2021-2025 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <stdio.h>
#include <link.h>
#include <stdlib.h>
#include <string.h>
#include <gnu/lib-names.h>
#include <support/xdlfcn.h>
#include <support/check.h>
#include <support/test-driver.h>
#define E(x) x
#define EW(x) ElfW(x)
#include <dl-r_debug.h>
static int
do_test (void)
{
ElfW(Dyn) *d;
struct r_debug_extended *debug = NULL;
for (d = _DYNAMIC; d->d_tag != DT_NULL; ++d)
{
debug = (struct r_debug_extended *) r_debug_address (d);
if (debug != NULL)
break;
}
TEST_VERIFY_EXIT (debug != NULL);
TEST_COMPARE (debug->base.r_version, 1);
TEST_VERIFY_EXIT (debug->r_next == NULL);
void *h = xdlmopen (LM_ID_NEWLM, "$ORIGIN/tst-dlmopen1mod.so",
RTLD_LAZY);
TEST_COMPARE (debug->base.r_version, 2);
TEST_VERIFY_EXIT (debug->r_next != NULL);
TEST_VERIFY_EXIT (debug->r_next->r_next == NULL);
TEST_VERIFY_EXIT (debug->r_next->base.r_map != NULL);
TEST_VERIFY_EXIT (debug->r_next->base.r_map->l_name != NULL);
const char *name = basename (debug->r_next->base.r_map->l_name);
TEST_COMPARE_STRING (name, "tst-dlmopen1mod.so");
xdlclose (h);
return 0;
}
#include <support/test-driver.c>
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