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Kernel: Use KResultOr<size_t> throughout the TTY subsystem

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Previously the VirtualConsole::on_tty_write() method would return an
incorrect value when an error had occurred. This prompted me to
update the TTY subsystem to use KResultOr<size_t> everywhere.
This commit is contained in:
Gunnar Beutner 2021-06-16 15:20:35 +02:00 • committed by Andreas Kling
parent a49a15cabf
commit 1c3346e3ce
9 changed files with 29 additions and 29 deletions
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2
Kernel/TTY/VirtualConsole.h
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@ -91,7 +91,7 @@ private:
virtual void on_key_pressed(KeyEvent) override;
// ^TTY
virtual ssize_t on_tty_write(const UserOrKernelBuffer&, ssize_t) override;
virtual KResultOr<size_t> on_tty_write(const UserOrKernelBuffer&, size_t) override;
virtual String const& tty_name() const override { return m_tty_name; }
virtual void echo(u8) override;