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From 799f41e6bf0955d04510f16b33cdf731d27a597a Mon Sep 17 00:00:00 2001
From: Mykyta Dorokhin <mykyta.dorokhin@globallogic.com>
Date: Tue, 28 Dec 2021 15:46:42 +0200
Subject: [PATCH] Reintegrate 0006-itu_r_tf_460_6.patch
---
gpsd/ntpshmwrite.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/gpsd/ntpshmwrite.c b/gpsd/ntpshmwrite.c
index 3f2ded3..5f0524b 100644
--- a/gpsd/ntpshmwrite.c
+++ b/gpsd/ntpshmwrite.c
@@ -39,11 +39,20 @@ void ntp_write(volatile struct shmTime *shmseg,
* ITU-R TF.460-6, Section 2.1, says laep seconds can be primarily
* in Jun/Dec but may be in March or September
*/
+
+/* This code contradicts page 3 section 2.1 of ITU-R RV.460-6 that
+ * leap second may occur at the last second of a month, with
+ * preference for December and June, 2nd preference to March and
+ * September.
+ * https://www.itu.int/dms_pubrec/itu-r/rec/tf/R-REC-TF.460-6-200202-I!!PDF-E.pdf
+ */
+#ifdef NOTITU_R_TF_460_6
(void)gmtime_r( &(td->real.tv_sec), &tm);
if ( 5 != tm.tm_mon && 11 != tm.tm_mon ) {
/* Not june, not December, no way */
leap_notify = LEAP_NOWARNING;
}
+#endif /* NOTITU_R_TF_460_6 */
/* we use the shmTime mode 1 protocol
*
--
2.25.1
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