src/UnixSignalHandler.h · unity8

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unity8/src/UnixSignalHandler.h

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1/*

3 *

4 * This program is free software: you can redistribute it and/or modify it

5 * under the terms of the GNU General Public License version 3, as published

6 * by the Free Software Foundation.

7 *

8 * This program is distributed in the hope that it will be useful, but

9 * WITHOUT ANY WARRANTY; without even the implied warranties of

10 * MERCHANTABILITY, SATISFACTORY QUALITY, or FITNESS FOR A PARTICULAR

11 * PURPOSE. See the GNU General Public License for more details.

13 * You should have received a copy of the GNU General Public License along

14 * with this program. If not, see <http://www.gnu.org/licenses/>.

16 * Author: Marcus Tomlinson <marcus.tomlinson@canonical.com>

17 */

19#pragma once

21#include <QObject>

22#include <QSocketNotifier>

24#include <functional>

26class UnixSignalHandler: public QObject {

27Q_OBJECT

29public:

30 UnixSignalHandler(const std::function<void()>& f, QObject *parent = 0);

31 ~UnixSignalHandler() = default;

33 static int setupUnixSignalHandlers();

35protected Q_SLOTS:

36 void handleSigHup();

37 void handleSigInt();

38 void handleSigTerm();

40protected:

41 static void hupSignalHandler(int unused);

42 static void intSignalHandler(int unused);

43 static void termSignalHandler(int unused);

45 static int sighupFd[2];

46 static int sigintFd[2];

47 static int sigtermFd[2];

49 std::function<void()> m_func;

51 QSocketNotifier *m_socketNotifierHup;

52 QSocketNotifier *m_socketNotifierInt;

53 QSocketNotifier *m_socketNotifierTerm;