1 /* gethrxtime -- get high resolution real time
3 Copyright (C) 2005, 2009-2011 Free Software Foundation, Inc.
5 This program is free software: you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 3 of the License, or
8 (at your option) any later version.
10 This program 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
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program. If not, see <http://www.gnu.org/licenses/>. */
18 /* Written by Paul Eggert. */
21 # define GETHRXTIME_H_ 1
25 /* Get the current time, as a count of the number of nanoseconds since
26 an arbitrary epoch (e.g., the system boot time). Prefer a
27 high-resolution clock that is not subject to resetting or
30 # if HAVE_ARITHMETIC_HRTIME_T && HAVE_DECL_GETHRTIME
32 static inline xtime_t gethrxtime (void) { return gethrtime (); }
34 xtime_t gethrxtime (void);