diff options
Diffstat (limited to 'c/src/exec/posix/src/posixtimespectointerval.c')
-rw-r--r-- | c/src/exec/posix/src/posixtimespectointerval.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/c/src/exec/posix/src/posixtimespectointerval.c b/c/src/exec/posix/src/posixtimespectointerval.c new file mode 100644 index 0000000000..388dd791eb --- /dev/null +++ b/c/src/exec/posix/src/posixtimespectointerval.c @@ -0,0 +1,38 @@ +/* + * $Id$ + */ + +#include <assert.h> +#include <time.h> +#include <errno.h> + +#include <rtems/system.h> +#include <rtems/score/isr.h> +#include <rtems/score/thread.h> +#include <rtems/score/tod.h> + +#include <rtems/posix/seterr.h> +#include <rtems/posix/time.h> + +/*PAGE + * + * _POSIX_Timespec_to_interval + */ + +Watchdog_Interval _POSIX_Timespec_to_interval( + const struct timespec *time +) +{ + Watchdog_Interval ticks; + + ticks = (time->tv_sec * TOD_MICROSECONDS_PER_SECOND) / + _TOD_Microseconds_per_tick; + + ticks += (time->tv_nsec / TOD_NANOSECONDS_PER_MICROSECOND) / + _TOD_Microseconds_per_tick; + + if (ticks) + return ticks; + + return 1; +} |