time.c
/*
* Copyright (c) 2002, 2017 Jens Keiner, Stefan Kunis, Daniel Potts
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License as published by the Free Software
* Foundation; either version 2 of the License, or (at your option) 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 General Public License along with
* this program; if not, write to the Free Software Foundation, Inc., 51
* Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "infft.h"
#ifdef HAVE_TIME_H
#include <time.h>
#endif
R Y(elapsed_seconds)(ticks t1, ticks t0)
{
UNUSED(t1);
UNUSED(t0);
return (R)(elapsed(t1,t0)) / (R)(TICKS_PER_SECOND);
}
R Y(clock_gettime_seconds)(void)
{
#if defined(HAVE_CLOCK_GETTIME)
struct timespec tp;
if (clock_gettime(CLOCK_REALTIME, &tp) != 0)
{
tp.tv_sec = 0;
tp.tv_nsec = 0;
}
return tp.tv_sec+(R)tp.tv_nsec/K(1e9);
#else
return K(0.0);
#endif
}
UNUSED
#define UNUSED(x)
Dummy use of unused parameters to silence compiler warnings.
Definition: infft.h:1365