+// SPDX-License-Identifier: GPL-2.0-or-later
+
/***************************************************************************
* Copyright (C) 2006 by Dominic Rath *
* Dominic.Rath@gmx.de *
* *
* Copyright (C) 2008 by Spencer Oliver *
* spen@spen-soft.co.uk *
- * *
- * 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, see <http://www.gnu.org/licenses/>. *
***************************************************************************/
#ifdef HAVE_CONFIG_H
return 0;
}
+/* compare two timevals and return -1/0/+1 accordingly */
+int timeval_compare(const struct timeval *x, const struct timeval *y)
+{
+ if (x->tv_sec < y->tv_sec)
+ return -1;
+ else if (x->tv_sec > y->tv_sec)
+ return 1;
+ else if (x->tv_usec < y->tv_usec)
+ return -1;
+ else if (x->tv_usec > y->tv_usec)
+ return 1;
+ else
+ return 0;
+}
+
int duration_start(struct duration *duration)
{
return gettimeofday(&duration->start, NULL);
{
struct timeval end;
int retval = gettimeofday(&end, NULL);
- if (0 == retval)
+ if (retval == 0)
timeval_subtract(&duration->elapsed, &end, &duration->start);
return retval;
}