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fix(PollSet): wakeup fd is never read (windows portion and some other optimizations) #3708

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This commit is contained in:
Alex Fabijanic
2022-07-23 22:28:21 +02:00
parent 3c6fdd0c5f
commit f164cc4bfd
1 changed files with 19 additions and 12 deletions
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31
Net/src/PollSet.cpp
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@@ -171,19 +171,23 @@ public:
// calls would round-robin through the remaining ready sockets, but it's better to give
// the call enough room once we start hitting the boundary
if (rc >= _events.size()) _events.resize(_events.size()*2);
if (rc < 0 && SocketImpl::lastError() == POCO_EINTR)
else if (rc < 0)
{
Poco::Timestamp end;
Poco::Timespan waited = end - start;
if (waited < remainingTime)
remainingTime -= waited;
else break;
// if interrupted and there's still time left, keep waiting
if (SocketImpl::lastError() == POCO_EINTR)
{
Poco::Timestamp end;
Poco::Timespan waited = end - start;
if (waited < remainingTime)
{
remainingTime -= waited;
continue;
}
}
else SocketImpl::error();
}
}
while (rc < 0 && SocketImpl::lastError() == POCO_EINTR);
if (rc < 0 && SocketImpl::lastError() != POCO_EINTR)
SocketImpl::error();
while (false);
for (int i = 0; i < rc; i++)
{
@@ -200,13 +204,15 @@ public:
result[it->second.first] |= PollSet::POLL_ERROR;
}
}
#ifndef WEPOLL_H_
else if (_events[i].events & EPOLLIN) // eventfd signaled
{
uint64_t val;
#ifdef WEPOLL_H_
if (_pSocket) _pSocket->receiveBytes(&val, sizeof(val));
#else
read(_eventfd, &val, sizeof(val));
}
#endif
}
}
return result;
}
@@ -285,6 +291,7 @@ private:
if (rmFD == 0)
{
_pSocket = new ServerSocket(SocketAddress("127.0.0.1", 0));
_pSocket->setBlocking(false);
port = _pSocket->address().port();
return static_cast<int>(_pSocket->impl()->sockfd());
}