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 <pthread.h> |
19 | #include <stdio.h> |
20 | #include <stdlib.h> |
21 | #include <unistd.h> |
22 | |
23 | #include <support/xunistd.h> |
24 | |
25 | |
26 | static void * |
27 | tf (void *arg) |
28 | { |
29 | int fds[2]; |
30 | if (pipe (pipedes: fds) != 0) |
31 | { |
32 | puts (s: "pipe failed" ); |
33 | exit (1); |
34 | } |
35 | |
36 | char buf[10]; |
37 | xread (fds[0], buf, sizeof (buf)); |
38 | |
39 | puts (s: "read returned" ); |
40 | exit (1); |
41 | } |
42 | |
43 | static pthread_t th; |
44 | |
45 | static void |
46 | __attribute ((destructor)) |
47 | dest (void) |
48 | { |
49 | if (pthread_cancel (th: th) != 0) |
50 | { |
51 | puts (s: "cancel failed" ); |
52 | _exit (1); |
53 | } |
54 | void *r; |
55 | if (pthread_join (th: th, thread_return: &r) != 0) |
56 | { |
57 | puts (s: "join failed" ); |
58 | _exit (1); |
59 | } |
60 | /* Exit successfully. */ |
61 | _exit (0); |
62 | } |
63 | |
64 | void |
65 | m (void) |
66 | { |
67 | if (pthread_create (newthread: &th, NULL, start_routine: tf, NULL) != 0) |
68 | { |
69 | puts (s: "create failed" ); |
70 | _exit (1); |
71 | } |
72 | } |
73 | |