2 * Copyright (C) 2016 Canonical, Ltd.
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU Lesser General Public License as published by
6 * the Free Software Foundation; version 3.
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU Lesser General Public License for more details.
13 * You should have received a copy of the GNU Lesser General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
16 * Authored by: Thomas Voß <thomas.voss@canonical.com>
20 #ifndef ANBOX_OPTIONAL_H_
21 #define ANBOX_OPTIONAL_H_
23 #include <boost/optional.hpp>
24 #include <boost/optional/optional_io.hpp>
28 using Optional = boost::optional<T>;