set_terminator.h

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/*
 * Copyright © Canonical Ltd.
 *
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 or 3 as
 * published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
#ifndef MIRAL_SET_TERMINATOR_H
#define MIRAL_SET_TERMINATOR_H
 
#include <functional>
 
namespace mir { class Server; }
 
namespace miral
{
/// Set handler for termination requests.
/// terminator will be called following receipt of SIGTERM or SIGINT.
/// The default terminator stop()s the server, replacements should probably
/// do the same in addition to any additional shutdown logic.
class SetTerminator
{
public:
    using Terminator = std::function<void(int signal)>;
 
    explicit SetTerminator(Terminator const& terminator);
    ~SetTerminator();
 
    void operator()(mir::Server& server) const;
 
private:
    Terminator terminator;
};
}
 
#endif //MIRAL_SET_TERMINATOR_H