3 * Copyright 2003 Free Software Foundation, Inc.
5 * This file is part of GNU Radio
7 * GNU Radio is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2, or (at your option)
12 * GNU Radio is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with GNU Radio; see the file COPYING. If not, write to
19 * the Free Software Foundation, Inc., 51 Franklin Street,
20 * Boston, MA 02110-1301, USA.
27 #include "time_stuff.h"
30 #ifdef HAVE_SYS_RESOURCE_H
31 #include <sys/resource.h>
36 timeval_to_secs (struct timeval *tv)
38 return (double) tv->tv_sec + (double) tv->tv_usec * 1e-6;
47 if (getrusage (RUSAGE_SELF, &ru) != 0)
50 return timeval_to_secs (&ru.ru_utime) + timeval_to_secs (&ru.ru_stime);
57 * return elapsed time (wall time) in seconds
60 get_elapsed_time (void)
63 if (gettimeofday (&tv, 0) != 0)
66 return timeval_to_secs (&tv);