filedescriptor.h

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/*
    KWin - the KDE window manager
    This file is part of the KDE project.
 
    SPDX-FileCopyrightText:: 2022 Xaver Hugl <xaver.hugl@gmail.com>
 
    SPDX-License-Identifier: GPL-2.0-or-later
*/
#pragma once
 
#include <kwin_export.h>
 
namespace KWin
{
 
class KWIN_EXPORT FileDescriptor
{
public:
    FileDescriptor() = default;
    explicit FileDescriptor(int fd);
    FileDescriptor(FileDescriptor &&);
    FileDescriptor &operator=(FileDescriptor &&);
    ~FileDescriptor();
 
    bool isValid() const;
    int get() const;
    int take();
    void reset();
    FileDescriptor duplicate() const;
 
    bool isReadable() const;
    bool isClosed() const;
 
    static bool isReadable(int fd);
    static bool isClosed(int fd);
 
private:
    int m_fd = -1;
};
 
}