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Commit | Line | Data |
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f1762c0c UD |
1 | /* Test setting the monotonic clock. */ |
2 | ||
3 | #include <time.h> | |
4 | #include <unistd.h> | |
5 | ||
6 | #if defined CLOCK_MONOTONIC && defined _POSIX_MONOTONIC_CLOCK | |
7 | ||
8 | # include <errno.h> | |
9 | # include <stdio.h> | |
10 | ||
11 | static int | |
12 | do_test (void) | |
13 | { | |
14 | if (sysconf (_SC_MONOTONIC_CLOCK) <= 0) | |
15 | return 0; | |
16 | ||
17 | struct timespec ts; | |
18 | if (clock_gettime (CLOCK_MONOTONIC, &ts) != 0) | |
19 | { | |
20 | puts ("clock_gettime(CLOCK_MONOTONIC) failed"); | |
21 | return 1; | |
22 | } | |
23 | ||
24 | /* Setting the monotonic clock must fail. */ | |
25 | if (clock_settime (CLOCK_MONOTONIC, &ts) != -1) | |
26 | { | |
27 | puts ("clock_settime(CLOCK_MONOTONIC) did not fail"); | |
28 | return 1; | |
29 | } | |
30 | if (errno != EINVAL) | |
31 | { | |
32 | printf ("clock_settime(CLOCK_MONOTONIC) set errno to %d, expected %d\n", | |
33 | errno, EINVAL); | |
34 | return 1; | |
35 | } | |
36 | return 0; | |
37 | } | |
38 | # define TEST_FUNCTION do_test () | |
39 | ||
40 | #else | |
41 | # define TEST_FUNCTION 0 | |
42 | #endif | |
43 | #include "../test-skeleton.c" |