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Update: EventQue deleminate null Event.

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Signed-off-by: tomoaki <tomoaki@tomy-tech.com>
This commit is contained in:
tomoaki
2016-10-19 17:20:22 +09:00
parent 143b2ef90b
commit e2cf453c6b
4 changed files with 22 additions and 24 deletions
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37
MQTTSNGateway/src/MQTTSNGateway.cpp
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@@ -315,18 +315,12 @@ void EventQue::setMaxSize(uint16_t maxSize)
Event* EventQue::wait(void)
{
Event* ev;
while ( true )
{
_sem.wait();
_mutex.lock();
ev = _que.front();
_que.pop();
_mutex.unlock();
if ( ev )
{
return ev;
}
}
_sem.wait();
_mutex.lock();
ev = _que.front();
_que.pop();
_mutex.unlock();
return ev;
}
Event* EventQue::timedwait(uint16_t millsec)
@@ -356,16 +350,19 @@ Event* EventQue::timedwait(uint16_t millsec)
void EventQue::post(Event* ev)
{
_mutex.lock();
if ( _que.post(ev) )
if ( ev )
{
_sem.post();
_mutex.lock();
if ( _que.post(ev) )
{
_sem.post();
}
else
{
delete ev;
}
_mutex.unlock();
}
else
{
delete ev;
}
_mutex.unlock();
}
int EventQue::size()