72 lines
2.4 KiB
C
72 lines
2.4 KiB
C
/*
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Copyright (c) 2013, Project OSRM, Dennis Luxen, others
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All rights reserved.
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Redistribution and use in source and binary forms, with or without modification,
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are permitted provided that the following conditions are met:
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Redistributions of source code must retain the above copyright notice, this list
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of conditions and the following disclaimer.
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Redistributions in binary form must reproduce the above copyright notice, this
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list of conditions and the following disclaimer in the documentation and/or
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other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
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ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef TIMINGUTIL_H_
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#define TIMINGUTIL_H_
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// excluded as this requires boost 1.47 (for now)
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// #include <boost/chrono.hpp>
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// #include <boost/timer/timer.hpp>
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// static boost::timer::cpu_timer my_timer;
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// /** Returns a timestamp (now) in seconds (incl. a fractional part). */
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// static inline double get_timestamp() {
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// boost::chrono::duration<double> duration = boost::chrono::nanoseconds(
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// my_timer.elapsed().user + my_timer.elapsed().system +
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// my_timer.elapsed().wall
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// );
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// return duration.count();
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// }
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#include <climits>
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#include <cstdlib>
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#ifdef _WIN32
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#include <sys/timeb.h>
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#include <sys/types.h>
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#include <winsock.h>
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void gettimeofday(struct timeval* t,void* timezone) {
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struct _timeb timebuffer;
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_ftime( &timebuffer );
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t->tv_sec=timebuffer.time;
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t->tv_usec=1000*timebuffer.millitm;
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}
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#else
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#include <sys/time.h>
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#endif
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/** Returns a timestamp (now) in seconds (incl. a fractional part). */
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static inline double get_timestamp() {
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struct timeval tp;
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gettimeofday(&tp, NULL);
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return double(tp.tv_sec) + tp.tv_usec / 1000000.;
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}
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#endif /* TIMINGUTIL_H_ */
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