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authorManuel Novoa III <mjn3@codepoet.org>2003-11-07 06:08:27 +0000
committerManuel Novoa III <mjn3@codepoet.org>2003-11-07 06:08:27 +0000
commit44cb355a26382c2361415bae11148f7fe1a4a526 (patch)
treec6549b8ef7675c4d2c6cfb7f30c0aadcd1feb210 /libc/misc/time/clock_gettime.c
parentc8fb354eff087d66e4e104123608112380815f8a (diff)
Add clock_gettime() submitted by Justus Pendleton <uc@ryoohki.net>.
Diffstat (limited to 'libc/misc/time/clock_gettime.c')
-rw-r--r--libc/misc/time/clock_gettime.c40
1 files changed, 40 insertions, 0 deletions
diff --git a/libc/misc/time/clock_gettime.c b/libc/misc/time/clock_gettime.c
new file mode 100644
index 000000000..550cf4dc4
--- /dev/null
+++ b/libc/misc/time/clock_gettime.c
@@ -0,0 +1,40 @@
+/* Copyright (C) 2003 Justus Pendleton <uc@ryoohki.net>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the Free
+ * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#define _GNU_SOURCE
+#include <time.h>
+#include <errno.h>
+#include <sys/time.h>
+
+int clock_gettime (clockid_t clock, struct timespec* ts)
+{
+ struct timeval tv;
+ int retval = -1;
+ switch (clock) {
+ case CLOCK_REALTIME:
+ retval = gettimeofday (&tv, NULL);
+ if (retval == 0) {
+ TIMEVAL_TO_TIMESPEC (&tv, ts);
+ }
+ break;
+ default:
+ errno = EINVAL;
+ break;
+ }
+ return retval;
+}
+