diff options
Diffstat (limited to 'rt')
| -rw-r--r-- | rt/Makefile | 3 | ||||
| -rw-r--r-- | rt/tst-clock2.c | 43 |
2 files changed, 45 insertions, 1 deletions
diff --git a/rt/Makefile b/rt/Makefile index f848797..148ded9 100644 --- a/rt/Makefile +++ b/rt/Makefile @@ -48,7 +48,8 @@ tests := tst-shm tst-clock tst-clock_nanosleep tst-timer tst-timer2 \ tst-mqueue5 tst-mqueue6 tst-mqueue7 tst-mqueue8 tst-mqueue9 \ tst-timer3 tst-timer4 tst-timer5 \ tst-cpuclock1 tst-cpuclock2 \ - tst-cputimer1 tst-cputimer2 tst-cputimer3 + tst-cputimer1 tst-cputimer2 tst-cputimer3 \ + tst-clock2 extra-libs := librt extra-libs-others := $(extra-libs) diff --git a/rt/tst-clock2.c b/rt/tst-clock2.c new file mode 100644 index 0000000..4c8fb9f --- /dev/null +++ b/rt/tst-clock2.c @@ -0,0 +1,43 @@ +/* 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" |