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authorJim Meyering <jim@meyering.net>2002-03-01 23:20:20 +0000
committerJim Meyering <jim@meyering.net>2002-03-01 23:20:20 +0000
commit5a3e8f271b74aab021bea893f53464765e4a0c24 (patch)
treea7ac8f6cf7aaead9dd6361d88567e794d63e42cf /lib
parente5106171dab4c3ac1fde25f75b5981bcb3929a4e (diff)
downloadcoreutils-5a3e8f271b74aab021bea893f53464765e4a0c24.tar.xz
new file, from Paul Eggert
Diffstat (limited to 'lib')
-rw-r--r--lib/gettime.c46
-rw-r--r--lib/settime.c43
2 files changed, 89 insertions, 0 deletions
diff --git a/lib/gettime.c b/lib/gettime.c
new file mode 100644
index 000000000..7b5a75aaf
--- /dev/null
+++ b/lib/gettime.c
@@ -0,0 +1,46 @@
+/* gettime -- get the system clock
+ Copyright (C) 2002 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 2, 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, write to the Free Software Foundation,
+ Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+/* Written by Paul Eggert. */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include "timespec.h"
+
+/* Get the system time. */
+
+int
+gettime (struct timespec *ts)
+{
+#if defined CLOCK_REALTIME && HAVE_CLOCK_SETTIME
+ if (clock_gettime (CLOCK_REALTIME, ts) == 0)
+ return 0;
+#endif
+
+ {
+ struct timeval tv;
+ int r = gettimeofday (&tv, 0);
+ if (r == 0)
+ {
+ ts->tv_sec = tv.tv_sec;
+ ts->tv_nsec = tv.tv_usec * 1000;
+ }
+ return r;
+ }
+}
diff --git a/lib/settime.c b/lib/settime.c
new file mode 100644
index 000000000..277c80583
--- /dev/null
+++ b/lib/settime.c
@@ -0,0 +1,43 @@
+/* settime -- set the system clock
+ Copyright (C) 2002 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 2, 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, write to the Free Software Foundation,
+ Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+/* Written by Paul Eggert. */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include "timespec.h"
+
+/* Set the system time. */
+
+int
+settime (struct timespec const *ts)
+{
+#if defined CLOCK_REALTIME && HAVE_CLOCK_SETTIME
+ if (clock_settime (CLOCK_REALTIME, ts) == 0)
+ return 0;
+#endif
+
+ {
+ struct timeval tv;
+
+ tv.tv_sec = ts->tv_sec;
+ tv.tv_usec = ts->tv_nsec / 1000;
+ return settimeofday (&tv, 0);
+ }
+}