diff options
Diffstat (limited to 'winsup/cygwin/posix_timer.cc')
| -rw-r--r-- | winsup/cygwin/posix_timer.cc | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/winsup/cygwin/posix_timer.cc b/winsup/cygwin/posix_timer.cc index a336b2b..4968906 100644 --- a/winsup/cygwin/posix_timer.cc +++ b/winsup/cygwin/posix_timer.cc @@ -349,15 +349,27 @@ timer_tracker::settime (int flags, const itimerspec *new_value, / (NSPERSEC / NS100PERSEC); if (flags & TIMER_ABSTIME) { - if (clock_id == CLOCK_REALTIME) - DueTime.QuadPart = ts + FACTOR; - else /* non-REALTIME clocks require relative DueTime. */ + switch (clock_id) { + case CLOCK_REALTIME_COARSE: + case CLOCK_REALTIME: + case CLOCK_REALTIME_ALARM: + case CLOCK_TAI: + DueTime.QuadPart = ts + FACTOR; + /* TAI time is realtime + leap secs. NT timers are on + realtime. Subtract leap secs to get the corresponding + real due time. Leap secs are always 0 unless CLOCK_TAI. */ + DueTime.QuadPart -= get_clock (clock_id)->get_leap_secs () + * NS100PERSEC; + break; + default: + /* non-REALTIME clocks require relative DueTime. */ DueTime.QuadPart = get_clock_now () - ts; /* If the timestamp was earlier than now, compute number of expirations and offset DueTime to expire immediately. */ if (DueTime.QuadPart >= 0) DueTime.QuadPart = -1LL; + break; } } else |