From 5f71712b8b2c0d1d90a177ba32ae1bed6183888e Mon Sep 17 00:00:00 2001
From: Mark Spencer <markster@digium.com>
Date: Tue, 27 Apr 2004 21:50:24 +0000
Subject: [PATCH] Make sure we are proceeding when we answer

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@2788 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---
 channels/chan_zap.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/channels/chan_zap.c b/channels/chan_zap.c
index b8a70c471f..ab883f57b4 100755
--- a/channels/chan_zap.c
+++ b/channels/chan_zap.c
@@ -2066,6 +2066,7 @@ static int zt_answer(struct ast_channel *ast)
 	case SIG_PRI:
 		/* Send a pri acknowledge */
 		if (!pri_grab(p, p->pri)) {
+			p->proceeding = 1;
 			res = pri_answer(p->pri->pri, p->call, 0, 1);
 			pri_rel(p->pri);
 		} else {
@@ -3883,6 +3884,17 @@ static int zt_indicate(struct ast_channel *chan, int condition)
 			res = tone_zone_play_tone(p->subs[index].zfd, ZT_TONE_BUSY);
 			break;
 		case AST_CONTROL_RINGING:
+			if (!p->proceeding && p->sig==SIG_PRI && p->pri && p->pri->overlapdial) {
+				if (p->pri->pri) {		
+					if (!pri_grab(p, p->pri)) {
+						pri_acknowledge(p->pri->pri,p->call, p->prioffset, 1);
+						pri_rel(p->pri);
+					}
+					else
+						ast_log(LOG_WARNING, "Unable to grab PRI on span %d\n", p->span);
+				}
+				p->proceeding=1;
+			}
 			res = tone_zone_play_tone(p->subs[index].zfd, ZT_TONE_RINGTONE);
 			if (chan->_state != AST_STATE_UP) {
 				if ((chan->_state != AST_STATE_RING) ||
-- 
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