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 <errno.h> |
19 | #include <pthread.h> |
20 | #include <stdio.h> |
21 | #include <stdlib.h> |
22 | #include <time.h> |
23 | #include <support/check.h> |
24 | #include <support/xthread.h> |
25 | #include <support/xtime.h> |
26 | |
27 | |
28 | static pthread_barrier_t b; |
29 | static pthread_rwlock_t r = PTHREAD_RWLOCK_INITIALIZER; |
30 | |
31 | |
32 | static void * |
33 | tf (void *arg) |
34 | { |
35 | /* Lock the read-write lock. */ |
36 | TEST_COMPARE (pthread_rwlock_wrlock (&r), 0); |
37 | |
38 | pthread_t mt = *(pthread_t *) arg; |
39 | |
40 | xpthread_barrier_wait (barrier: &b); |
41 | |
42 | /* This call will never return. */ |
43 | xpthread_join (thr: mt); |
44 | |
45 | return NULL; |
46 | } |
47 | |
48 | |
49 | static int |
50 | do_test (void) |
51 | { |
52 | struct timespec ts; |
53 | |
54 | xclock_gettime (CLOCK_REALTIME, ts: &ts); |
55 | xpthread_barrier_init (barrier: &b, NULL, count: 2); |
56 | |
57 | pthread_t me = pthread_self (); |
58 | xpthread_create (NULL, thread_func: tf, closure: &me); |
59 | |
60 | /* Wait until the rwlock is locked. */ |
61 | xpthread_barrier_wait (barrier: &b); |
62 | |
63 | ts.tv_nsec = -1; |
64 | |
65 | TEST_COMPARE (pthread_rwlock_timedrdlock (&r, &ts), EINVAL); |
66 | TEST_COMPARE (pthread_rwlock_clockrdlock (&r, CLOCK_REALTIME, &ts), EINVAL); |
67 | TEST_COMPARE (pthread_rwlock_clockrdlock (&r, CLOCK_MONOTONIC, &ts), EINVAL); |
68 | TEST_COMPARE (pthread_rwlock_timedwrlock (&r, &ts), EINVAL); |
69 | TEST_COMPARE (pthread_rwlock_clockwrlock (&r, CLOCK_REALTIME, &ts), EINVAL); |
70 | TEST_COMPARE (pthread_rwlock_clockwrlock (&r, CLOCK_MONOTONIC, &ts), EINVAL); |
71 | |
72 | ts.tv_nsec = 1000000000; |
73 | |
74 | TEST_COMPARE (pthread_rwlock_timedrdlock (&r, &ts), EINVAL); |
75 | TEST_COMPARE (pthread_rwlock_clockrdlock (&r, CLOCK_REALTIME, &ts), EINVAL); |
76 | TEST_COMPARE (pthread_rwlock_clockrdlock (&r, CLOCK_MONOTONIC, &ts), EINVAL); |
77 | TEST_COMPARE (pthread_rwlock_timedwrlock (&r, &ts), EINVAL); |
78 | TEST_COMPARE (pthread_rwlock_clockwrlock (&r, CLOCK_REALTIME, &ts), EINVAL); |
79 | TEST_COMPARE (pthread_rwlock_clockwrlock (&r, CLOCK_MONOTONIC, &ts), EINVAL); |
80 | |
81 | ts.tv_nsec = (__typeof (ts.tv_nsec)) 0x100001000LL; |
82 | if ((__typeof (ts.tv_nsec)) 0x100001000LL != 0x100001000LL) |
83 | ts.tv_nsec = 2000000000; |
84 | |
85 | TEST_COMPARE (pthread_rwlock_timedrdlock (&r, &ts), EINVAL); |
86 | TEST_COMPARE (pthread_rwlock_clockrdlock (&r, CLOCK_REALTIME, &ts), EINVAL); |
87 | TEST_COMPARE (pthread_rwlock_clockrdlock (&r, CLOCK_MONOTONIC, &ts), EINVAL); |
88 | TEST_COMPARE (pthread_rwlock_timedwrlock (&r, &ts), EINVAL); |
89 | TEST_COMPARE (pthread_rwlock_clockwrlock (&r, CLOCK_REALTIME, &ts), EINVAL); |
90 | TEST_COMPARE (pthread_rwlock_clockwrlock (&r, CLOCK_MONOTONIC, &ts), EINVAL); |
91 | |
92 | return 0; |
93 | } |
94 | |
95 | #include <support/test-driver.c> |
96 | |