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Kernel: Make File's can_read/can_write take a const FileDescription&

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Asking a File if we could possibly read or write it will never mutate
the asking FileDescription&, so it should be const.
This commit is contained in:
Andreas Kling 2019-11-04 14:03:14 +01:00
parent e8fee92357
commit 1b2ef8582c
47 changed files with 97 additions and 91 deletions
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4
Kernel/TTY/PTYMultiplexer.h
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@ -18,8 +18,8 @@ public:
virtual KResultOr<NonnullRefPtr<FileDescription>> open(int options) override;
virtual ssize_t read(FileDescription&, u8*, ssize_t) override { return 0; }
virtual ssize_t write(FileDescription&, const u8*, ssize_t) override { return 0; }
virtual bool can_read(FileDescription&) const override { return true; }
virtual bool can_write(FileDescription&) const override { return true; }
virtual bool can_read(const FileDescription&) const override { return true; }
virtual bool can_write(const FileDescription&) const override { return true; }
void notify_master_destroyed(Badge<MasterPTY>, unsigned index);