#pragma once
+#include <cstdlib>
#include <ctime>
-#include <ostream>
+#include <iostream>
#ifdef __MACH__
# include <mach/clock.h>
# include <mach/mach.h>
#else
+# include <time.h>
# include <sys/time.h>
#endif
_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;
}
mach_port_deallocate(mach_task_self(), _clock_serv);
ts.tv_sec= _mach_timespec.tv_sec;
ts.tv_nsec= _mach_timespec.tv_nsec;
+#elif defined(HAVE_CLOCK_GETTIME) && HAVE_CLOCK_GETTIME
+ int ret;
+ do
+ {
+ ret= clock_gettime(CLOCK_REALTIME, &ts);
+ } while (ret == -1);
+#elif defined(HAVE_GETTIMEOFDAY) && HAVE_GETTIMEOFDAY
+ struct timeval tv;
+ int ret;
+ do
+ {
+ ret= gettimeofday(&tv, NULL)
+ } while (ret == -1);
+ /* Convert from timeval to timespec */
+ ts.tv_sec= tv.tv_sec;
+ ts.tv_nsec= tv.tv_usec * 1000;
#else
- clock_gettime(CLOCK_REALTIME, &ts);
+ memset(&ts, 0, sizeof(struct timespec));
#endif
}