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Thread: Return a result from block() indicating why the block terminated

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And use this to return EINTR in various places; some of which we were
not handling properly before.

This might expose a few bugs in userspace, but should be more compatible
with other POSIX systems, and is certainly a little cleaner.
This commit is contained in:
Robin Burchell
2019-07-20 11:05:52 +02:00
committed by Andreas Kling
parent 56217c7432
commit 833d444cd8
9 changed files with 73 additions and 38 deletions
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3
Kernel/Net/TCPSocket.cpp
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@@ -162,7 +162,8 @@ KResult TCPSocket::protocol_connect(FileDescription& description, ShouldBlock sh
m_state = State::Connecting;
if (should_block == ShouldBlock::Yes) {
current->block<Thread::ConnectBlocker>(description);
if (current->block<Thread::ConnectBlocker>(description) == Thread::BlockResult::InterruptedBySignal)
return KResult(-EINTR);
ASSERT(is_connected());
return KSuccess;
}