signalhandler.hpp

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/*
    Copyright (C) 2014-2016 Leosac

    This file is part of Leosac.

    Leosac is free software: you can redistribute it and/or modify
    it under the terms of the GNU Affero General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    Leosac 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 Affero General Public License for more details.

    You should have received a copy of the GNU Affero General Public License
    along with this program. If not, see <http://www.gnu.org/licenses/>.
*/

#ifndef SIGNALHANDLER_HPP
#define SIGNALHANDLER_HPP

#include <functional>

extern "C" {
#include <signal.h>
}

namespace Leosac
{
namespace Tools
{
enum class Signal : int
{
    SigHup  = SIGHUP,
    SigInt  = SIGINT,
    SigQuit = SIGQUIT,
    SigKill = SIGKILL,
    SigSegv = SIGSEGV,
    SigPipe = SIGPIPE,
    SigTerm = SIGTERM,
    SigUsr1 = SIGUSR1,
    SigUsr2 = SIGUSR2,
    SigStop = SIGSTOP
};

static constexpr int num_signals = _NSIG;

class SignalHandler
{
    SignalHandler() = delete;

  public:
    static void registerCallback(Signal signal,
                                 std::function<void(Signal)> callback);
};
}
}

#endif // SIGNALHANDLER_HPP