From 1c032ec5855551c44b88f94fc35fa87db4279f0a Mon Sep 17 00:00:00 2001
From: Laurent Bercot <ska-skaware@skarnet.org>
Date: Fri, 9 Jan 2015 01:00:59 +0000
Subject:  tai conversion functions overhaul.  API change -> rc for 2.2.0.0 
 Doc updated.

---
 src/libstddjb/utc_from_tai.c | 2 ++
 1 file changed, 2 insertions(+)

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

diff --git a/src/libstddjb/utc_from_tai.c b/src/libstddjb/utc_from_tai.c
index f4d247e..80d2763 100644
--- a/src/libstddjb/utc_from_tai.c
+++ b/src/libstddjb/utc_from_tai.c
@@ -1,5 +1,6 @@
 /* ISC license. */
 
+#include <errno.h>
 #include <skalibs/uint64.h>
 #include <skalibs/tai.h>
 #include <skalibs/djbtime.h>
@@ -8,6 +9,7 @@
 int utc_from_tai (uint64 *u, tai_t const *t)
 {
   uint64 tt = t->x - 10 ;
+  if (t->x < 10U) return (errno = EINVAL, 0) ;
   if (leapsecs_sub(&tt) < 0) return 0 ;
   *u = tt ;
   return 1 ;
-- 
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