AqualinkD/source/timespec_subtract.h

26 lines
828 B
C

/* Copyright (c) 1991, 1999 Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*
* You are free to use this software under the terms of the GNU General
* Public License, 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.
*/
/* Based on https://www.gnu.org/software/libc/manual/html_node/Elapsed-Time.html
Subtract the struct timespec values X and Y,
storing the result in RESULT.
Return 1 if the difference is negative, otherwise 0. */
#ifndef TIMESPEC_SUBTRACT_H
#define TIMESPEC_SUBTRACT_H
#include <time.h>
int timespec_subtract (struct timespec *result, const struct timespec *x,
const struct timespec *y);
#endif