diff options
Diffstat (limited to 'lib/common/BoxTime.cpp')
| -rw-r--r-- | lib/common/BoxTime.cpp | 52 |
1 files changed, 33 insertions, 19 deletions
diff --git a/lib/common/BoxTime.cpp b/lib/common/BoxTime.cpp index f62b1c35..77daae6d 100644 --- a/lib/common/BoxTime.cpp +++ b/lib/common/BoxTime.cpp @@ -35,21 +35,30 @@ // -------------------------------------------------------------------------- box_time_t GetCurrentBoxTime() { - #ifdef HAVE_GETTIMEOFDAY - struct timeval tv; - if (gettimeofday(&tv, NULL) != 0) - { - BOX_LOG_SYS_ERROR("Failed to gettimeofday(), " - "dropping precision"); - } - else - { - box_time_t timeNow = (tv.tv_sec * MICRO_SEC_IN_SEC_LL) - + tv.tv_usec; - return timeNow; - } - #endif - +#ifdef HAVE_GETTIMEOFDAY + struct timeval tv; + if (gettimeofday(&tv, NULL) != 0) + { + BOX_LOG_SYS_ERROR("Failed to gettimeofday(), " + "dropping precision"); + } + else + { + box_time_t time_now = (tv.tv_sec * MICRO_SEC_IN_SEC_LL) + tv.tv_usec; + return time_now; + } +#elif WIN32 + // There's no Win32 API function that returns the current time as a UNIX timestamp with + // sub-second precision. So we use time(0) and add the fractional part from + // GetSystemTime() in the hope that the difference between these two (if any) is a whole + // number of seconds. + box_time_t time_now = SecondsToBoxTime(time(0)); + SYSTEMTIME system_time; + GetSystemTime(&system_time); + time_now += MilliSecondsToBoxTime(system_time.wMilliseconds); + return time_now; +#endif + return SecondsToBoxTime(time(0)); } @@ -83,7 +92,7 @@ std::string FormatTime(box_time_t time, bool includeDate, bool showMicros) if (showMicros) { - buf << "." << std::setw(6) << micros; + buf << "." << std::setw(3) << (int)(micros / 1000); } } else @@ -108,8 +117,7 @@ void ShortSleep(box_time_t duration, bool logDuration) { if(logDuration) { - BOX_TRACE("Sleeping for " << BoxTimeToMicroSeconds(duration) << - " microseconds"); + BOX_TRACE("Sleeping for " << BOX_FORMAT_MICROSECONDS(duration)); } #ifdef WIN32 @@ -118,7 +126,9 @@ void ShortSleep(box_time_t duration, bool logDuration) struct timespec ts; memset(&ts, 0, sizeof(ts)); ts.tv_sec = duration / MICRO_SEC_IN_SEC; - ts.tv_nsec = duration % MICRO_SEC_IN_SEC; + ts.tv_nsec = (duration % MICRO_SEC_IN_SEC) * 1000; + + box_time_t start_time = GetCurrentBoxTime(); while (nanosleep(&ts, &ts) == -1 && errno == EINTR) { @@ -140,6 +150,10 @@ void ShortSleep(box_time_t duration, bool logDuration) BOX_TRACE("nanosleep interrupted with " << remain_ns << " nanosecs remaining, sleeping again"); } + + box_time_t sleep_time = GetCurrentBoxTime() - start_time; + BOX_TRACE("Actually slept for " << BOX_FORMAT_MICROSECONDS(sleep_time) << + ", was aiming for " << BOX_FORMAT_MICROSECONDS(duration)); #endif } |