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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/FileSystem/FIFO.cpp
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@ -83,12 +83,12 @@ void FIFO::detach(Direction direction)
}
}
bool FIFO::can_read(FileDescription&) const
bool FIFO::can_read(const FileDescription&) const
{
return !m_buffer.is_empty() || !m_writers;
}
bool FIFO::can_write(FileDescription&) const
bool FIFO::can_write(const FileDescription&) const
{
return m_buffer.bytes_in_write_buffer() < 4096 || !m_readers;
}