4 #include <sys/resource.h>
8 #include <msp/core/systemerror.h>
10 #include "rawtime_private.h"
11 #include "timedelta.h"
12 #include "timestamp.h"
26 return TimeStamp(tv.tv_sec*1000000LL+tv.tv_usec);
28 static RawTime epoch = 0;
41 SystemTimeToFileTime(&st, &ft);
42 epoch = (ft.dwLowDateTime+(static_cast<RawTime>(ft.dwHighDateTime)<<32))/10;
46 GetSystemTimeAsFileTime(&ft);
47 return TimeStamp((ft.dwLowDateTime+(static_cast<RawTime>(ft.dwHighDateTime)<<32))/10-epoch);
51 string format_now(const string &fmt)
53 return DateTime(now()).format(fmt);
56 TimeDelta get_cpu_time()
60 getrusage(RUSAGE_SELF, &ru);
61 return (ru.ru_utime.tv_sec+ru.ru_stime.tv_sec)*sec + (ru.ru_utime.tv_usec+ru.ru_stime.tv_usec)*usec;
63 //XXX Figure out the function to use on Win32
68 void sleep(const TimeDelta &d)
71 timespec ts = rawtime_to_timespec(d.raw());
72 while(nanosleep(&ts, 0)==-1)
74 throw system_error("nanosleep");
76 Sleep((DWORD)(d/msec));