libcruft-util/cruft/util/posix/flock.hpp

/*
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * Copyright 2021-2022, Danny Robson <danny@nerdcruft.net>
 */

#pragma once

#include "./fd.hpp"


///////////////////////////////////////////////////////////////////////////////
namespace cruft::posix {
    class flock {
    public:
        flock (cruft::posix::fd const&, int operation);
        flock (cruft::posix::fd &&, int operation);
        flock (int fd, int operation);

        ~flock ();

        flock (flock&&) noexcept;
        flock& operator= (flock&&) noexcept;
        flock (flock const&) = delete;
        flock& operator= (flock const&) = delete;

        cruft::posix::fd const& native (void) const;

    private:
        cruft::posix::fd m_fd;
    };
}