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c8fff863 PE |
1 | /* gettime -- get the system clock |
2 | ||
ba318903 | 3 | Copyright (C) 2002, 2004-2007, 2009-2014 Free Software Foundation, Inc. |
c8fff863 PE |
4 | |
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. | |
9 | ||
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. | |
14 | ||
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/>. */ | |
17 | ||
18 | /* Written by Paul Eggert. */ | |
19 | ||
20 | #include <config.h> | |
21 | ||
22 | #include "timespec.h" | |
23 | ||
24 | #include <sys/time.h> | |
25 | ||
26 | /* Get the system time into *TS. */ | |
27 | ||
28 | void | |
29 | gettime (struct timespec *ts) | |
30 | { | |
31 | #if HAVE_NANOTIME | |
32 | nanotime (ts); | |
33 | #else | |
34 | ||
35 | # if defined CLOCK_REALTIME && HAVE_CLOCK_GETTIME | |
36 | if (clock_gettime (CLOCK_REALTIME, ts) == 0) | |
37 | return; | |
38 | # endif | |
39 | ||
40 | { | |
41 | struct timeval tv; | |
42 | gettimeofday (&tv, NULL); | |
43 | ts->tv_sec = tv.tv_sec; | |
44 | ts->tv_nsec = tv.tv_usec * 1000; | |
45 | } | |
46 | ||
47 | #endif | |
48 | } |