From 5a858846f7c9ed48648d281e1917286a78522009 Mon Sep 17 00:00:00 2001
From: Sebastian Ramacher <sebastian+dev@ramacher.at>
Date: Sat, 28 Jun 2014 15:11:18 +0200
Subject: [PATCH] Print debug info if D-Bus connection is closed due to an
 error

Signed-off-by: Sebastian Ramacher <sebastian+dev@ramacher.at>
---
 dbus-interface.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/dbus-interface.c b/dbus-interface.c
index 5e965f6..6f6bf61 100644
--- a/dbus-interface.c
+++ b/dbus-interface.c
@@ -82,11 +82,24 @@ zathura_dbus_init(ZathuraDbus* dbus)
   priv->registration_id    = 0;
 }
 
+static void
+gdbus_connection_closed(GDBusConnection* UNUSED(connection),
+    gboolean UNUSED(remote_peer_vanished), GError* error, void* UNUSED(data))
+{
+  if (error != NULL) {
+    girara_debug("D-Bus connection closed: %s", error->message);
+  }
+}
+
 static void
 bus_acquired(GDBusConnection* connection, const gchar* name, void* data)
 {
   girara_debug("Bus acquired at '%s'.", name);
 
+  /* register callback for GDBusConnection's closed signal */
+  g_signal_connect(G_OBJECT(connection), "closed",
+                   G_CALLBACK(gdbus_connection_closed), NULL);
+
   ZathuraDbus* dbus = data;
   private_t* priv   = GET_PRIVATE(dbus);