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 <time.h> |
23 | #include <sys/time.h> |
24 | |
25 | |
26 | static pthread_cond_t cond = PTHREAD_COND_INITIALIZER; |
27 | static pthread_mutex_t mut = PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP; |
28 | |
29 | |
30 | static void * |
31 | tf (void *arg) |
32 | { |
33 | int err = pthread_cond_wait (cond: &cond, mutex: &mut); |
34 | if (err == 0) |
35 | { |
36 | puts (s: "cond_wait did not fail" ); |
37 | exit (1); |
38 | } |
39 | |
40 | if (err != EPERM) |
41 | { |
42 | printf (format: "cond_wait didn't return EPERM but %d\n" , err); |
43 | exit (1); |
44 | } |
45 | |
46 | |
47 | /* Current time. */ |
48 | struct timeval tv; |
49 | (void) gettimeofday (tv: &tv, NULL); |
50 | /* +1000 seconds in correct format. */ |
51 | struct timespec ts; |
52 | TIMEVAL_TO_TIMESPEC (&tv, &ts); |
53 | ts.tv_sec += 1000; |
54 | |
55 | err = pthread_cond_timedwait (cond: &cond, mutex: &mut, abstime: &ts); |
56 | if (err == 0) |
57 | { |
58 | puts (s: "cond_timedwait did not fail" ); |
59 | exit (1); |
60 | } |
61 | |
62 | if (err != EPERM) |
63 | { |
64 | printf (format: "cond_timedwait didn't return EPERM but %d\n" , err); |
65 | exit (1); |
66 | } |
67 | |
68 | return (void *) 1l; |
69 | } |
70 | |
71 | |
72 | static int |
73 | do_test (void) |
74 | { |
75 | pthread_t th; |
76 | int err; |
77 | |
78 | printf (format: "&cond = %p\n&mut = %p\n" , &cond, &mut); |
79 | |
80 | err = pthread_cond_wait (cond: &cond, mutex: &mut); |
81 | if (err == 0) |
82 | { |
83 | puts (s: "cond_wait did not fail" ); |
84 | exit (1); |
85 | } |
86 | |
87 | if (err != EPERM) |
88 | { |
89 | printf (format: "cond_wait didn't return EPERM but %d\n" , err); |
90 | exit (1); |
91 | } |
92 | |
93 | |
94 | /* Current time. */ |
95 | struct timeval tv; |
96 | (void) gettimeofday (tv: &tv, NULL); |
97 | /* +1000 seconds in correct format. */ |
98 | struct timespec ts; |
99 | TIMEVAL_TO_TIMESPEC (&tv, &ts); |
100 | ts.tv_sec += 1000; |
101 | |
102 | err = pthread_cond_timedwait (cond: &cond, mutex: &mut, abstime: &ts); |
103 | if (err == 0) |
104 | { |
105 | puts (s: "cond_timedwait did not fail" ); |
106 | exit (1); |
107 | } |
108 | |
109 | if (err != EPERM) |
110 | { |
111 | printf (format: "cond_timedwait didn't return EPERM but %d\n" , err); |
112 | exit (1); |
113 | } |
114 | |
115 | if (pthread_mutex_lock (mutex: &mut) != 0) |
116 | { |
117 | puts (s: "parent: mutex_lock failed" ); |
118 | exit (1); |
119 | } |
120 | |
121 | puts (s: "creating thread" ); |
122 | |
123 | if (pthread_create (newthread: &th, NULL, start_routine: tf, NULL) != 0) |
124 | { |
125 | puts (s: "create failed" ); |
126 | exit (1); |
127 | } |
128 | |
129 | void *r; |
130 | if (pthread_join (th: th, thread_return: &r) != 0) |
131 | { |
132 | puts (s: "join failed" ); |
133 | exit (1); |
134 | } |
135 | if (r != (void *) 1l) |
136 | { |
137 | puts (s: "thread has wrong return value" ); |
138 | exit (1); |
139 | } |
140 | |
141 | puts (s: "done" ); |
142 | |
143 | return 0; |
144 | } |
145 | |
146 | |
147 | #define TEST_FUNCTION do_test () |
148 | #include "../test-skeleton.c" |
149 | |