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 <pthread.h> |
19 | #include <signal.h> |
20 | #include <stdio.h> |
21 | #include <stdlib.h> |
22 | |
23 | |
24 | static pthread_cond_t c = PTHREAD_COND_INITIALIZER; |
25 | static pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER; |
26 | static pthread_barrier_t b; |
27 | |
28 | static void * |
29 | tf (void *a) |
30 | { |
31 | if (pthread_mutex_lock (mutex: &m) != 0) |
32 | { |
33 | puts (s: "child: mutex_lock failed" ); |
34 | exit (1); |
35 | } |
36 | |
37 | int e = pthread_barrier_wait (barrier: &b); |
38 | if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) |
39 | { |
40 | puts (s: "child: barrier_wait failed" ); |
41 | exit (1); |
42 | } |
43 | |
44 | /* This call should never return. */ |
45 | pthread_cond_wait (cond: &c, mutex: &m); |
46 | |
47 | return NULL; |
48 | } |
49 | |
50 | |
51 | int |
52 | do_test (void) |
53 | { |
54 | pthread_t th; |
55 | |
56 | if (pthread_barrier_init (barrier: &b, NULL, count: 2) != 0) |
57 | { |
58 | puts (s: "barrier_init failed" ); |
59 | exit (1); |
60 | } |
61 | |
62 | if (pthread_create (newthread: &th, NULL, start_routine: tf, NULL) != 0) |
63 | { |
64 | puts (s: "create failed" ); |
65 | exit (1); |
66 | } |
67 | |
68 | int e = pthread_barrier_wait (barrier: &b); |
69 | if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) |
70 | { |
71 | puts (s: "barrier_wait failed" ); |
72 | exit (1); |
73 | } |
74 | |
75 | if (pthread_mutex_lock (mutex: &m) != 0) |
76 | { |
77 | puts (s: "mutex_lock failed" ); |
78 | exit (1); |
79 | } |
80 | |
81 | /* Send the thread a signal which it doesn't catch and which will |
82 | cause the process to terminate. */ |
83 | if (pthread_kill (threadid: th, SIGUSR1) != 0) |
84 | { |
85 | puts (s: "kill failed" ); |
86 | exit (1); |
87 | } |
88 | |
89 | /* This call should never return. */ |
90 | pthread_join (th: th, NULL); |
91 | |
92 | return 0; |
93 | } |
94 | |
95 | |
96 | #define EXPECTED_SIGNAL SIGUSR1 |
97 | #define TEST_FUNCTION do_test () |
98 | #include "../test-skeleton.c" |
99 | |