1 /* Test unsupported/bad clocks passed to sem_clockwait.
2
3 Copyright (C) 2019-2022 Free Software Foundation, Inc.
4 This file is part of the GNU C Library.
5
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
10
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
15
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library; if not, see
18 <https://www.gnu.org/licenses/>. */
19
20 #include <errno.h>
21 #include <semaphore.h>
22 #include <stdio.h>
23 #include <time.h>
24 #include <unistd.h>
25 #include <sys/time.h>
26 #include <support/check.h>
27 #include <support/timespec.h>
28
29
30 #define NOT_A_VALID_CLOCK 123456
31
32 static int
do_test(void)33 do_test (void)
34 {
35 sem_t s;
36 TEST_COMPARE (sem_init (&s, 0, 1), 0);
37
38 const struct timespec ts = make_timespec (0, 0);
39
40 /* These clocks are meaningless to sem_clockwait. */
41 #if defined(CLOCK_PROCESS_CPUTIME_ID)
42 TEST_COMPARE (sem_clockwait (&s, CLOCK_PROCESS_CPUTIME_ID, &ts), -1);
43 TEST_COMPARE (errno, EINVAL);
44 #endif
45 #if defined(CLOCK_THREAD_CPUTIME_ID)
46 TEST_COMPARE (sem_clockwait (&s, CLOCK_THREAD_CPUTIME_ID, &ts), -1);
47 TEST_COMPARE (errno, EINVAL);
48 #endif
49
50 /* These clocks might be meaningful, but are currently unsupported
51 by pthread_cond_clockwait. */
52 #if defined(CLOCK_REALTIME_COARSE)
53 TEST_COMPARE (sem_clockwait (&s, CLOCK_REALTIME_COARSE, &ts), -1);
54 TEST_COMPARE (errno, EINVAL);
55 #endif
56 #if defined(CLOCK_MONOTONIC_RAW)
57 TEST_COMPARE (sem_clockwait (&s, CLOCK_MONOTONIC_RAW, &ts), -1);
58 TEST_COMPARE (errno, EINVAL);
59 #endif
60 #if defined(CLOCK_MONOTONIC_COARSE)
61 TEST_COMPARE (sem_clockwait (&s, CLOCK_MONOTONIC_COARSE, &ts), -1);
62 TEST_COMPARE (errno, EINVAL);
63 #endif
64 #if defined(CLOCK_BOOTTIME)
65 TEST_COMPARE (sem_clockwait (&s, CLOCK_BOOTTIME, &ts), -1);
66 TEST_COMPARE (errno, EINVAL);
67 #endif
68
69 /* This is a completely invalid clock. */
70 TEST_COMPARE (sem_clockwait (&s, NOT_A_VALID_CLOCK, &ts), -1);
71 TEST_COMPARE (errno, EINVAL);
72
73 return 0;
74 }
75
76 #include <support/test-driver.c>
77