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68 lines
1.7 KiB
C
68 lines
1.7 KiB
C
/* Test case for BZ #16634.
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Verify that incorrectly dlopen()ing an executable without
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__RTLD_OPENEXEC does not cause assertion in ld.so.
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Copyright (C) 2014-2017 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>.
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Note: this test currently only fails when glibc is configured with
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--enable-hardcoded-path-in-tests. */
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#include <assert.h>
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#include <dlfcn.h>
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#include <stdio.h>
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#include <pthread.h>
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__thread int x;
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void *
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fn (void *p)
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{
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return p;
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}
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static int
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do_test (int argc, char *argv[])
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{
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int j;
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for (j = 0; j < 100; ++j)
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{
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pthread_t thr;
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void *p;
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int rc;
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p = dlopen (argv[0], RTLD_LAZY);
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if (p != NULL)
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{
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fprintf (stderr, "dlopen unexpectedly succeeded\n");
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return 1;
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}
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rc = pthread_create (&thr, NULL, fn, NULL);
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assert (rc == 0);
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rc = pthread_join (thr, NULL);
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assert (rc == 0);
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}
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return 0;
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}
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#define TEST_FUNCTION_ARGV do_test
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#include <support/test-driver.c>
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