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Add a /dev/pts filesystem and make PTY allocation dynamic.

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You can now open as many PTY pairs as you like. Well, it's actually capped
at 8 for now, but it's just a constant and trivial to change.

Unregistering a PTY pair is untested because I didn't want to start
mucking with that in Terminal right now.
This commit is contained in:
Andreas Kling 2019-01-30 00:49:20 +01:00
parent c30e2c8d44
commit e9b948103d
12 changed files with 124 additions and 20 deletions
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2
Kernel/PTYMultiplexer.h
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@ -23,5 +23,5 @@ private:
virtual const char* class_name() const override { return "PTYMultiplexer"; }
Lock m_lock;
Vector<RetainPtr<MasterPTY>> m_freelist;
Vector<unsigned> m_freelist;
};