85 lines
1.7 KiB
C
85 lines
1.7 KiB
C
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/* Copyright (C) 2004-2022 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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<https://www.gnu.org/licenses/>. */
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#include <execinfo.h>
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#include <pthread.h>
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#include <stdio.h>
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#define BT_SIZE 64
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void *bt_array[BT_SIZE];
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int bt_cnt;
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int
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do_bt (void)
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{
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bt_cnt = backtrace (bt_array, BT_SIZE);
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return 56;
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}
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int
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call_do_bt (void)
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{
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return do_bt () + 1;
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}
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void *
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tf (void *arg)
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{
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if (call_do_bt () != 57)
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return (void *) 1L;
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return NULL;
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}
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int
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do_test (void)
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{
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pthread_t th;
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if (pthread_create (&th, NULL, tf, NULL))
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{
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puts ("create failed");
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return 1;
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}
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void *res;
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if (pthread_join (th, &res))
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{
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puts ("join failed");
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return 1;
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}
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if (res != NULL)
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{
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puts ("thread failed");
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return 1;
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}
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char **text = backtrace_symbols (bt_array, bt_cnt);
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if (text == NULL)
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{
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puts ("backtrace_symbols failed");
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return 1;
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}
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for (int i = 0; i < bt_cnt; ++i)
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puts (text[i]);
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return 0;
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}
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#define TEST_FUNCTION do_test ()
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#include "../test-skeleton.c"
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