1 | /* Copyright (C) 2003-2024 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 <errno.h> |
19 | #include <pthread.h> |
20 | #include <stdio.h> |
21 | #include <stdlib.h> |
22 | #include <unistd.h> |
23 | |
24 | pthread_barrier_t b; |
25 | int seen; |
26 | |
27 | static void * |
28 | tf (void *arg) |
29 | { |
30 | int old; |
31 | int r = pthread_setcancelstate (PTHREAD_CANCEL_DISABLE, oldstate: &old); |
32 | if (r != 0) |
33 | { |
34 | puts (s: "setcancelstate failed" ); |
35 | exit (1); |
36 | } |
37 | |
38 | r = pthread_barrier_wait (barrier: &b); |
39 | if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD) |
40 | { |
41 | puts (s: "barrier_wait failed" ); |
42 | exit (1); |
43 | } |
44 | |
45 | for (int i = 0; i < 10; ++i) |
46 | { |
47 | struct timespec ts = { .tv_sec = 0, .tv_nsec = 100000000 }; |
48 | TEMP_FAILURE_RETRY (nanosleep (&ts, &ts)); |
49 | } |
50 | |
51 | seen = 1; |
52 | pthread_setcancelstate (state: old, NULL); |
53 | |
54 | struct timespec ts = { .tv_sec = 0, .tv_nsec = 100000000 }; |
55 | TEMP_FAILURE_RETRY (nanosleep (&ts, &ts)); |
56 | |
57 | exit (1); |
58 | } |
59 | |
60 | |
61 | static int |
62 | do_test (void) |
63 | { |
64 | if (pthread_barrier_init (barrier: &b, NULL, count: 2) != 0) |
65 | { |
66 | puts (s: "barrier init failed" ); |
67 | return 1; |
68 | } |
69 | |
70 | pthread_t th; |
71 | if (pthread_create (newthread: &th, NULL, start_routine: tf, NULL) != 0) |
72 | { |
73 | puts (s: "thread creation failed" ); |
74 | return 1; |
75 | } |
76 | |
77 | int r = pthread_barrier_wait (barrier: &b); |
78 | if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD) |
79 | { |
80 | puts (s: "barrier_wait failed" ); |
81 | return 1; |
82 | } |
83 | |
84 | if (pthread_cancel (th: th) != 0) |
85 | { |
86 | puts (s: "cancel failed" ); |
87 | return 1; |
88 | } |
89 | |
90 | void *status; |
91 | if (pthread_join (th: th, thread_return: &status) != 0) |
92 | { |
93 | puts (s: "join failed" ); |
94 | return 1; |
95 | } |
96 | if (status != PTHREAD_CANCELED) |
97 | { |
98 | puts (s: "thread not canceled" ); |
99 | return 1; |
100 | } |
101 | |
102 | if (pthread_barrier_destroy (barrier: &b) != 0) |
103 | { |
104 | puts (s: "barrier_destroy failed" ); |
105 | return 1; |
106 | } |
107 | |
108 | if (seen != 1) |
109 | { |
110 | puts (s: "thread cancelled when PTHREAD_CANCEL_DISABLED" ); |
111 | return 1; |
112 | } |
113 | |
114 | return 0; |
115 | } |
116 | |
117 | #define TEST_FUNCTION do_test () |
118 | #include "../test-skeleton.c" |
119 | |