More accurate reporting failure while acquire org.freedesktop.Policy.Power

src/dbusInterface.cpp

@@ -188,8 +188,15 @@ bool dbusInterface::acquirePolicyPowerIface(){
 		return false;
 	}
 
-	switch (dbus_bus_request_name(dbus_connection, "org.freedesktop.Policy.Power",
+	DBusError err;
-				      DBUS_NAME_FLAG_REPLACE_EXISTING, NULL)) {
+	dbus_error_init(&err);
+	int ret = dbus_bus_request_name(dbus_connection, "org.freedesktop.Policy.Power",
+					DBUS_NAME_FLAG_REPLACE_EXISTING, &err);
+	if (dbus_error_is_set(&err)) {
+		kdWarning() << "Acquire org.freedesktop.Policy.Power interface failed with error: " << err.message << endl;
+		dbus_error_free(&err);
+	}
+	switch (ret) {
 		case DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER:
 			kdDebug() << "Acquired org.freedesktop.Policy.Power interface" << endl;
 			acquiredPolicyPower = true;
@@ -199,7 +206,6 @@ bool dbusInterface::acquirePolicyPowerIface(){
 			acquiredPolicyPower = false;
 			break;
 		default:
-			kdWarning() << "Unknown error while acquire org.freedesktop.Policy.Power interface" << endl;
 			acquiredPolicyPower = false;
 			break;
 	}