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Make poll set interruptable #3644

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merged 5 commits into from
Jun 28, 2022
Merged

Make poll set interruptable #3644

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67150cf
Make poll set interruptable
JackyWoo Jun 24, 2022
3cd35a9
open test for poll set
JackyWoo Jun 27, 2022
05fab5e
fix poll set wake up test
JackyWoo Jun 27, 2022
8b32089
fix build error
JackyWoo Jun 27, 2022
d38cd6f
Merge branch 'devel' into interruptabl_poll_set
JackyWoo Jun 27, 2022
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21 changes: 18 additions & 3 deletions Net/src/PollSet.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -24,6 +24,7 @@
#elif defined(POCO_HAVE_FD_POLL)
#ifndef _WIN32
#include <poll.h>
#include "Poco/Pipe.h"
#endif
#endif

Expand Down Expand Up @@ -226,6 +227,17 @@ class PollSetImpl
class PollSetImpl
{
public:
PollSetImpl()
{
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pollfd fd{_pipe.readHandle(), POLLIN, 0};
_pollfds[0] = fd;
}

~PollSetImpl()
{
_pipe.close();
}

void add(const Socket& socket, int mode)
{
Poco::FastMutex::ScopedLock lock(_mutex);
Expand Down Expand Up @@ -280,7 +292,7 @@ class PollSetImpl
_socketMap.clear();
_addMap.clear();
_removeSet.clear();
_pollfds.clear();
_pollfds.reserve(1);
}

PollSet::SocketModeMap poll(const Poco::Timespan& timeout)
Expand Down Expand Up @@ -345,7 +357,7 @@ class PollSetImpl

if (!_socketMap.empty())
{
for (auto it = _pollfds.begin(); it != _pollfds.end(); ++it)
for (auto it = _pollfds.begin() + 1; it != _pollfds.end(); ++it)
{
std::map<poco_socket_t, Socket>::const_iterator its = _socketMap.find(it->fd);
if (its != _socketMap.end())
Expand All @@ -371,7 +383,8 @@ class PollSetImpl

void wakeUp()
{
// TODO
char c = 1;
_pipe.writeBytes(&c, 1);
}

int count() const
Expand All @@ -396,6 +409,8 @@ class PollSetImpl
std::map<poco_socket_t, int> _addMap;
std::set<poco_socket_t> _removeSet;
std::vector<pollfd> _pollfds;
Poco::Pipe _pipe;
/// Add _pipe to head of _pollfds used to wake up poll blocking
};


Expand Down