[at-spi2-core] Don't call dbus_connection_dispatch recursively

[Mike Gorse <mgorse src gnome org>]

commit c40e7c6ce7f5686fa6f5765103727a6e69112c5a
Author: Mike Gorse <mgorse suse com>
Date:   Mon Sep 2 12:28:27 2013 -0500

    Don't call dbus_connection_dispatch recursively
    
    dbus_connection_dispatch is trying to lock the connection when it is
    already locked, resulting in a deadlock, so just don't call it
    recursively for now.

 dbind/dbind.c |    9 +++++++--
 1 files changed, 7 insertions(+), 2 deletions(-)
---
diff --git a/dbind/dbind.c b/dbind/dbind.c
index f10b9cd..d85a9e5 100644
--- a/dbind/dbind.c
+++ b/dbind/dbind.c
@@ -68,14 +68,19 @@ dbind_send_and_allow_reentry (DBusConnection * bus, DBusMessage * message, DBusE
   const char *destination = dbus_message_get_destination (message);
   struct timeval tv;
   DBusMessage *ret;
+  static gboolean in_dispatch = FALSE;
 
   if (unique_name && destination &&
       strcmp (destination, unique_name) != 0)
     {
       ret = dbus_connection_send_with_reply_and_block (bus, message,
                                                        dbind_timeout, error);
-      if (g_main_depth () == 0)
-      while (dbus_connection_dispatch (bus) == DBUS_DISPATCH_DATA_REMAINS);
+      if (g_main_depth () == 0 && !in_dispatch)
+      {
+        in_dispatch = TRUE;
+        while (dbus_connection_dispatch (bus) == DBUS_DISPATCH_DATA_REMAINS);
+        in_dispatch = FALSE;
+      }
       return ret;
     }