Huw Davies <huw(a)codeweavers.com> writes:
@@ -764,7 +768,38 @@ void WINAPI GetSystemTimeAsFileTime( FILETIME *time ) { LARGE_INTEGER t;
- NtQuerySystemTime( &t ); +#ifdef HAVE_CLOCK_GETTIME + struct timespec ts; + static clockid_t clock_id = CLOCK_MONOTONIC; /* placeholder */ + + if (clock_id == CLOCK_MONOTONIC) + { +#ifdef CLOCK_REALTIME_COARSE + struct timespec res; + + /* Use CLOCK_REALTIME_COARSE if it has 1 ms or better resolution */ + if (!clock_getres( CLOCK_REALTIME_COARSE, &res ) && res.tv_sec == 0 && res.tv_nsec <= 1000000) + clock_id = CLOCK_REALTIME_COARSE; + else +#endif /* CLOCK_REALTIME_COARSE */ + clock_id = CLOCK_REALTIME; + } + + if (!clock_gettime( clock_id, &ts )) + { + t.QuadPart = ts.tv_sec * (ULONGLONG)TICKSPERSEC + TICKS_1601_TO_1970; + t.QuadPart += (ts.tv_nsec + 50) / 100; + } + else +#endif /* HAVE_CLOCK_GETTIME */ + { + struct timeval now; + + gettimeofday( &now, 0 ); + t.QuadPart = now.tv_sec * (ULONGLONG)TICKSPERSEC + TICKS_1601_TO_1970; + t.QuadPart += now.tv_usec * 10; + } +
Do we really need to duplicate the entire thing? If the extra call to ntdll is really that expensive, you could probably forward to it instead. -- Alexandre Julliard julliard(a)winehq.org