#pragma once
+#include <cstdlib>
#include <ctime>
-#include <ostream>
+#include <iostream>
#ifdef __MACH__
# include <mach/clock.h>
_time(_end);
}
+ void offset(int64_t minutes_arg, int64_t seconds_arg, int64_t nanoseconds)
+ {
+ reset();
+ _end= _begin;
+ _end.tv_sec+= (minutes_arg * 60) +seconds_arg;
+ _end.tv_nsec+= nanoseconds;
+ }
+
+ int64_t minutes()
+ {
+ struct timespec result;
+ difference(result);
+ return int64_t(result.tv_sec / 60);
+ }
+
+ uint64_t elapsed_milliseconds() const
+ {
+ struct timespec temp;
+ difference(temp);
+
+ return temp.tv_sec*1000 +temp.tv_nsec/1000000;
+ }
+
void difference(struct timespec& arg) const
{
if ((_end.tv_nsec -_begin.tv_nsec) < 0)
{
- arg.tv_sec= _end.tv_sec -_begin.tv_sec-1;
+ arg.tv_sec= _end.tv_sec -_begin.tv_sec -1;
arg.tv_nsec= 1000000000 +_end.tv_nsec -_begin.tv_nsec;
}
private:
void _time(struct timespec& ts)
{
-#ifdef __MACH__ // OSX lacks clock_gettime()
+#if defined(HAVE_CLOCK_GETTIME) && HAVE_CLOCK_GETTIME
+ clock_gettime(CLOCK_REALTIME, &ts);
+#elif defined(__MACH__) && __MACH__ // OSX lacks clock_gettime()
clock_serv_t _clock_serv;
mach_timespec_t _mach_timespec;
host_get_clock_service(mach_host_self(), CALENDAR_CLOCK, &_clock_serv);
ts.tv_sec= _mach_timespec.tv_sec;
ts.tv_nsec= _mach_timespec.tv_nsec;
#else
- clock_gettime(CLOCK_REALTIME, &ts);
#endif
}