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https://github.com/SerenityOS/serenity
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b4e478aa50
This required a fair bit of plumbing. The CharacterDevice::close() virtual will now be closed by ~FileDescriptor(), allowing device implementations to do custom cleanup at that point. One big problem remains: if the master PTY is closed before the slave PTY, we go into crashy land.
30 lines
588 B
C++
30 lines
588 B
C++
#pragma once
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#include <AK/Types.h>
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#include <Kernel/SyntheticFileSystem.h>
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class Process;
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class SlavePTY;
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class DevPtsFS final : public SynthFS {
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public:
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static DevPtsFS& the() PURE;
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virtual ~DevPtsFS() override;
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static RetainPtr<DevPtsFS> create();
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virtual bool initialize() override;
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virtual const char* class_name() const override;
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void register_slave_pty(SlavePTY&);
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void unregister_slave_pty(SlavePTY&);
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private:
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DevPtsFS();
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RetainPtr<SynthFSInode> create_slave_pty_device_file(unsigned index);
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HashTable<SlavePTY*> m_slave_ptys;
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};
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