1 /* Get resolution of a time base.
2 Copyright (C) 2021-2022 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
18
19 #include <time.h>
20
21
22 /* Set TS to resolution of time base BASE. */
23 int
timespec_getres(struct timespec * ts,int base)24 timespec_getres (struct timespec *ts, int base)
25 {
26 if (base == TIME_UTC)
27 {
28 __clock_getres (CLOCK_REALTIME, ts);
29 return base;
30 }
31 return 0;
32 }
33