summaryrefslogtreecommitdiff
path: root/gl/gettime.c
diff options
context:
space:
mode:
Diffstat (limited to 'gl/gettime.c')
-rw-r--r--gl/gettime.c48
1 files changed, 48 insertions, 0 deletions
diff --git a/gl/gettime.c b/gl/gettime.c
new file mode 100644
index 0000000..8075bfa
--- /dev/null
+++ b/gl/gettime.c
@@ -0,0 +1,48 @@
+/* gettime -- get the system clock
+
+ Copyright (C) 2002, 2004-2007, 2009-2012 Free Software Foundation, Inc.
+
+ 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 3 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/>. */
+
+/* Written by Paul Eggert. */
+
+#include <config.h>
+
+#include "timespec.h"
+
+#include <sys/time.h>
+
+/* Get the system time into *TS. */
+
+void
+gettime (struct timespec *ts)
+{
+#if HAVE_NANOTIME
+ nanotime (ts);
+#else
+
+# if defined CLOCK_REALTIME && HAVE_CLOCK_GETTIME
+ if (clock_gettime (CLOCK_REALTIME, ts) == 0)
+ return;
+# endif
+
+ {
+ struct timeval tv;
+ gettimeofday (&tv, NULL);
+ ts->tv_sec = tv.tv_sec;
+ ts->tv_nsec = tv.tv_usec * 1000;
+ }
+
+#endif
+}