From 609375563c02a5ba6d48e5b165224a3ad4b3ef4a Mon Sep 17 00:00:00 2001
From: Bertrand SIMONNET <bsimonnet@google.com>
Date: Fri, 18 Dec 2015 16:15:25 -0800
Subject: [PATCH] dbus: Raise SIGTERM when the connection drops.

Instead of exiting directly when a client notices that the connection
got dropped, raise a SIGTERM signal to allow the client to clean up and
exit cleanly.

Bug: 26267381
Test: stop dbus. Clients exit cleanly.

Change-Id: I7e1faf1aa8b761b1b05dfde82a48882f61124acb
---
 dbus/dbus-connection.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/dbus/dbus-connection.c b/dbus/dbus-connection.c
index c525b6dc..252629b3 100644
--- a/dbus/dbus-connection.c
+++ b/dbus/dbus-connection.c
@@ -22,6 +22,7 @@
  */
 
 #include <config.h>
+#include <signal.h>
 #include "dbus-shared.h"
 #include "dbus-connection.h"
 #include "dbus-list.h"
@@ -4331,8 +4332,13 @@ _dbus_connection_update_dispatch_status_and_unlock (DBusConnection    *connectio
           CONNECTION_UNLOCK (connection);            
           
           _dbus_verbose ("Exiting on Disconnected signal\n");
-          _dbus_exit (1);
-          _dbus_assert_not_reached ("Call to exit() returned");
+          if (raise (SIGTERM) != 0)
+            {
+              _dbus_verbose ("Failed to raise a SIGTERM signal. Exiting\n");
+              _dbus_exit (1);
+              _dbus_assert_not_reached ("Call to exit() returned");
+            }
+          return;
         }
     }
   
-- 
2.30.1