1 | /* Copyright (C) 2002-2024 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 <signal.h> |
20 | #include <stdio.h> |
21 | #include <unistd.h> |
22 | |
23 | |
24 | static int fd[2]; |
25 | |
26 | |
27 | static void * |
28 | tf (void *arg) |
29 | { |
30 | char buf[100]; |
31 | |
32 | if (read (fd[0], buf, sizeof (buf)) == sizeof (buf)) |
33 | { |
34 | puts (s: "read succeeded" ); |
35 | return (void *) 1l; |
36 | } |
37 | |
38 | return NULL; |
39 | } |
40 | |
41 | |
42 | static int |
43 | do_test (void) |
44 | { |
45 | pthread_t th; |
46 | void *r; |
47 | struct sigaction sa; |
48 | |
49 | sa.sa_handler = SIG_IGN; |
50 | sigemptyset (&sa.sa_mask); |
51 | sa.sa_flags = 0; |
52 | |
53 | if (sigaction (SIGPIPE, act: &sa, NULL) != 0) |
54 | { |
55 | puts (s: "sigaction failed" ); |
56 | return 1; |
57 | } |
58 | |
59 | if (pipe (pipedes: fd) != 0) |
60 | { |
61 | puts (s: "pipe failed" ); |
62 | return 1; |
63 | } |
64 | |
65 | if (pthread_create (newthread: &th, NULL, start_routine: tf, NULL) != 0) |
66 | { |
67 | puts (s: "create failed" ); |
68 | return 1; |
69 | } |
70 | |
71 | if (pthread_cancel (th: th) != 0) |
72 | { |
73 | puts (s: "cancel failed" ); |
74 | return 1; |
75 | } |
76 | |
77 | /* This will cause the read in the child to return. */ |
78 | close (fd: fd[0]); |
79 | |
80 | if (pthread_join (th: th, thread_return: &r) != 0) |
81 | { |
82 | puts (s: "join failed" ); |
83 | return 1; |
84 | } |
85 | |
86 | if (r != PTHREAD_CANCELED) |
87 | { |
88 | puts (s: "result is wrong" ); |
89 | return 1; |
90 | } |
91 | |
92 | return 0; |
93 | } |
94 | |
95 | #define TEST_FUNCTION do_test () |
96 | #include "../test-skeleton.c" |
97 | |