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Kernel: Replace KResult and KResultOr<T> with Error and ErrorOr<T>
We now use AK::Error and AK::ErrorOr<T> in both kernel and userspace! This was a slightly tedious refactoring that took a long time, so it's not unlikely that some bugs crept in. Nevertheless, it does pass basic functionality testing, and it's just real nice to finally see the same pattern in all contexts. :^)
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262 changed files with 2415 additions and 2600 deletions
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@ -78,7 +78,7 @@ void SlavePTY::on_master_write(const UserOrKernelBuffer& buffer, size_t size)
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evaluate_block_conditions();
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}
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KResultOr<size_t> SlavePTY::on_tty_write(const UserOrKernelBuffer& data, size_t size)
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ErrorOr<size_t> SlavePTY::on_tty_write(const UserOrKernelBuffer& data, size_t size)
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{
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m_time_of_last_write = kgettimeofday().to_truncated_seconds();
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return m_master->on_slave_write(data, size);
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@ -96,17 +96,17 @@ bool SlavePTY::can_read(const OpenFileDescription& description, size_t offset) c
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return TTY::can_read(description, offset);
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}
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KResultOr<size_t> SlavePTY::read(OpenFileDescription& description, u64 offset, UserOrKernelBuffer& buffer, size_t size)
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ErrorOr<size_t> SlavePTY::read(OpenFileDescription& description, u64 offset, UserOrKernelBuffer& buffer, size_t size)
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{
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if (m_master->is_closed())
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return 0;
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return TTY::read(description, offset, buffer, size);
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}
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KResult SlavePTY::close()
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ErrorOr<void> SlavePTY::close()
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{
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m_master->notify_slave_closed({});
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return KSuccess;
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return {};
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}
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FileBlockerSet& SlavePTY::blocker_set()
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