osrm-backend/DataStructures/TimingUtil.h

51 lines
1.4 KiB
C

/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef TIMINGUTIL_H_
#define TIMINGUTIL_H_
#include <climits>
#include <cstdlib>
#ifdef _WIN32
#include <sys/timeb.h>
#include <sys/types.h>
#include <winsock.h>
void gettimeofday(struct timeval* t,void* timezone)
{ struct _timeb timebuffer;
_ftime( &timebuffer );
t->tv_sec=timebuffer.time;
t->tv_usec=1000*timebuffer.millitm;
}
#else
#include <sys/time.h>
#endif
/** Returns a timestamp (now) in seconds (incl. a fractional part). */
static inline double get_timestamp() {
struct timeval tp;
gettimeofday(&tp, NULL);
return double(tp.tv_sec) + tp.tv_usec / 1000000.;
}
#endif /* TIMINGUTIL_H_ */