1 | /* Copyright (C) 2004-2024 Free Software Foundation, Inc. |
2 | This file is part of the GNU C Library. |
3 | |
4 | The GNU C Library is free software; you can redistribute it and/or |
5 | modify it under the terms of the GNU Lesser General Public |
6 | License as published by the Free Software Foundation; either |
7 | version 2.1 of the License, or (at your option) any later version. |
8 | |
9 | The GNU C Library is distributed in the hope that it will be useful, |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
12 | Lesser General Public License for more details. |
13 | |
14 | You should have received a copy of the GNU Lesser General Public |
15 | License along with the GNU C Library; if not, see |
16 | <https://www.gnu.org/licenses/>. */ |
17 | |
18 | #include <execinfo.h> |
19 | #include <pthread.h> |
20 | #include <stdio.h> |
21 | |
22 | #define BT_SIZE 64 |
23 | void *bt_array[BT_SIZE]; |
24 | int bt_cnt; |
25 | |
26 | int |
27 | do_bt (void) |
28 | { |
29 | bt_cnt = backtrace (array: bt_array, BT_SIZE); |
30 | return 56; |
31 | } |
32 | |
33 | int |
34 | call_do_bt (void) |
35 | { |
36 | return do_bt () + 1; |
37 | } |
38 | |
39 | void * |
40 | tf (void *arg) |
41 | { |
42 | if (call_do_bt () != 57) |
43 | return (void *) 1L; |
44 | return NULL; |
45 | } |
46 | |
47 | int |
48 | do_test (void) |
49 | { |
50 | pthread_t th; |
51 | if (pthread_create (newthread: &th, NULL, start_routine: tf, NULL)) |
52 | { |
53 | puts (s: "create failed" ); |
54 | return 1; |
55 | } |
56 | |
57 | void *res; |
58 | if (pthread_join (th: th, thread_return: &res)) |
59 | { |
60 | puts (s: "join failed" ); |
61 | return 1; |
62 | } |
63 | |
64 | if (res != NULL) |
65 | { |
66 | puts (s: "thread failed" ); |
67 | return 1; |
68 | } |
69 | |
70 | char **text = backtrace_symbols (array: bt_array, size: bt_cnt); |
71 | if (text == NULL) |
72 | { |
73 | puts (s: "backtrace_symbols failed" ); |
74 | return 1; |
75 | } |
76 | |
77 | for (int i = 0; i < bt_cnt; ++i) |
78 | puts (s: text[i]); |
79 | |
80 | return 0; |
81 | } |
82 | |
83 | #define TEST_FUNCTION do_test () |
84 | #include "../test-skeleton.c" |
85 | |