From 3534b428629be185e096be99e3bd5fdfe32d5544 Mon Sep 17 00:00:00 2001
From: Laurent Bercot <ska-skaware@skarnet.org>
Date: Thu, 18 Sep 2014 18:55:44 +0000
Subject: initial commit with rc for skalibs-2.0.0.0

---
 src/libstddjb/tain_half.c | 10 ++++++++++
 1 file changed, 10 insertions(+)
 create mode 100644 src/libstddjb/tain_half.c

(limited to 'src/libstddjb/tain_half.c')

diff --git a/src/libstddjb/tain_half.c b/src/libstddjb/tain_half.c
new file mode 100644
index 0000000..a95072e
--- /dev/null
+++ b/src/libstddjb/tain_half.c
@@ -0,0 +1,10 @@
+/* ISC license. */
+
+#include <skalibs/tai.h>
+
+void tain_half (tain_t *t, tain_t const *u)
+{
+  t->nano = u->nano>>1 ;
+  if (tai_sec(&u->sec) & 1) t->nano += 500000000U ;
+  tai_u64(&t->sec, tai_sec(&u->sec)>>1) ;
+}
-- 
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