3 This file is part of libmspcore
4 Copyright © 2006-2008 Mikko Rasa, Mikkosoft Productions
5 Distributed under the LGPL
11 #include <sys/resource.h>
15 #include "timedelta.h"
16 #include "timestamp.h"
26 Returns the current timestamp.
33 return TimeStamp(tv.tv_sec*1000000LL+tv.tv_usec);
35 static RawTime epoch = 0;
48 SystemTimeToFileTime(&st, &ft);
49 epoch = (ft.dwLowDateTime+(static_cast<RawTime>(ft.dwHighDateTime)<<32))/10;
53 GetSystemTimeAsFileTime(&ft);
54 return TimeStamp((ft.dwLowDateTime+(static_cast<RawTime>(ft.dwHighDateTime)<<32))/10-epoch);
58 string format_now(const string &fmt)
60 return DateTime(now()).format(fmt);
64 Returns the CPU time used by the program so far.
66 TimeDelta get_cpu_time()
70 getrusage(RUSAGE_SELF, &ru);
71 return (ru.ru_utime.tv_sec+ru.ru_stime.tv_sec)*sec + (ru.ru_utime.tv_usec+ru.ru_stime.tv_usec)*usec;
73 //XXX Figure out the function to use on Win32
79 Sleeps for the given time.
81 int sleep(const TimeDelta &d)
85 return nanosleep(&ts, 0);
87 Sleep((DWORD)(d/msec));