| /* Test setting the monotonic clock. */ |
| |
| #include <time.h> |
| #include <unistd.h> |
| |
| #if defined CLOCK_MONOTONIC && defined _POSIX_MONOTONIC_CLOCK |
| |
| # include <errno.h> |
| # include <stdio.h> |
| |
| static int |
| do_test (void) |
| { |
| if (sysconf (_SC_MONOTONIC_CLOCK) <= 0) |
| return 0; |
| |
| struct timespec ts; |
| if (clock_gettime (CLOCK_MONOTONIC, &ts) != 0) |
| { |
| puts ("clock_gettime(CLOCK_MONOTONIC) failed"); |
| return 1; |
| } |
| |
| /* Setting the monotonic clock must fail. */ |
| if (clock_settime (CLOCK_MONOTONIC, &ts) != -1) |
| { |
| puts ("clock_settime(CLOCK_MONOTONIC) did not fail"); |
| return 1; |
| } |
| if (errno != EINVAL) |
| { |
| printf ("clock_settime(CLOCK_MONOTONIC) set errno to %d, expected %d\n", |
| errno, EINVAL); |
| return 1; |
| } |
| return 0; |
| } |
| # define TEST_FUNCTION do_test () |
| |
| #else |
| # define TEST_FUNCTION 0 |
| #endif |
| #include "../test-skeleton.c" |
