Merged revisions 158053 via svnmerge from

https://origsvn.digium.com/svn/asterisk/branches/1.4

........
r158053 | mmichelson | 2008-11-20 11:33:06 -0600 (Thu, 20 Nov 2008) | 12 lines

Make sure to set the hangup cause on the calling channel in the case
that ast_call() fails. For incoming SIP channels, this was causing
us to send a 603 instead of a 486 when the call-limit was reached on
the destination channel.

(closes issue #13867)
Reported by: still_nsk
Patches:
      13867.diff uploaded by putnopvut (license 60)
Tested by: blitzrage


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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@158066 65c4cc65-6c06-0410-ace0-fbb531ad65f3

apps/app_dial.c

@@ -1818,6 +1818,9 @@ static int dial_exec_full(struct ast_channel *chan, void *data, struct ast_flags
 			/* Again, keep going even if there's an error */
 			ast_debug(1, "ast call on peer returned %d\n", res);
 			ast_verb(3, "Couldn't call %s\n", numsubst);
+			if (tc->hangupcause) {
+				chan->hangupcause = tc->hangupcause;
+			}
 			ast_hangup(tc);
 			tc = NULL;
 			ast_free(tmp);

channels/chan_sip.c

@@ -4870,8 +4870,11 @@ static int sip_call(struct ast_channel *ast, char *dest, int timeout)
 
 	res = update_call_counter(p, INC_CALL_RINGING);
 
-	if (res == -1)
+	if (res == -1) {
 		return res;
+	} else {
+		ast->hangupcause = AST_CAUSE_USER_BUSY;
+	}
 
 	p->callingpres = ast->cid.cid_pres;
 	p->jointcapability = ast_translate_available_formats(p->capability, p->prefcodec);