From c5123006b1646a06d708190d2740f944a998644a Mon Sep 17 00:00:00 2001
From: markster <markster@5390a7c7-147a-4af0-8ec9-7488f05a26cb>
Date: Fri, 2 Apr 2004 17:21:44 +0000
Subject: Don't consider yellow alarm in selecting timing sources

git-svn-id: http://svn.digium.com/svn/zaptel/trunk@340 5390a7c7-147a-4af0-8ec9-7488f05a26cb
---
 wct4xxp.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

(limited to 'wct4xxp.c')

diff --git a/wct4xxp.c b/wct4xxp.c
index c2d0fc7..791935f 100755
--- a/wct4xxp.c
+++ b/wct4xxp.c
@@ -1299,8 +1299,11 @@ static void __t4_check_alarms(struct t4 *wc, int span)
 		alarms |= ZT_ALARM_LOOPBACK;
 
 	wc->spans[span].alarms = alarms;
-	/* Re-check the timing source when we enter alarm */
-	if (!oldalarms && alarms)
+	/* Re-check the timing source when we enter/leave alarm, not withstanding
+	   yellow alarm */
+	oldalarms &= ~ZT_ALARM_YELLOW;
+	alarms &= ~ZT_ALARM_YELLOW;
+	if ((!oldalarms && alarms) || (oldalarms && !alarms))
 		t4_set_timing_source_auto(wc);
 
 	zt_alarm_notify(&wc->spans[span]);
-- 
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