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1/* Copyright (C) 2004-2019 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Jakub Jelinek <jakub@redhat.com>, 2004.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <http://www.gnu.org/licenses/>. */
18
19#include <execinfo.h>
20#include <pthread.h>
21#include <stdio.h>
22
23#define BT_SIZE 64
24void *bt_array[BT_SIZE];
25int bt_cnt;
26
27int
28do_bt (void)
29{
30 bt_cnt = backtrace (bt_array, BT_SIZE);
31 return 56;
32}
33
34int
35call_do_bt (void)
36{
37 return do_bt () + 1;
38}
39
40void *
41tf (void *arg)
42{
43 if (call_do_bt () != 57)
44 return (void *) 1L;
45 return NULL;
46}
47
48int
49do_test (void)
50{
51 pthread_t th;
52 if (pthread_create (&th, NULL, tf, NULL))
53 {
54 puts ("create failed");
55 return 1;
56 }
57
58 void *res;
59 if (pthread_join (th, &res))
60 {
61 puts ("join failed");
62 return 1;
63 }
64
65 if (res != NULL)
66 {
67 puts ("thread failed");
68 return 1;
69 }
70
71 char **text = backtrace_symbols (bt_array, bt_cnt);
72 if (text == NULL)
73 {
74 puts ("backtrace_symbols failed");
75 return 1;
76 }
77
78 for (int i = 0; i < bt_cnt; ++i)
79 puts (text[i]);
80
81 return 0;
82}
83
84#define TEST_FUNCTION do_test ()
85#include "../test-skeleton.c"
86

Warning: That file was not part of the compilation database. It may have many parsing errors.