super evil bugfix

This commit is contained in:
Robin Müller 2021-04-08 15:27:03 +02:00
parent c234da6f07
commit 6983ddc3e0

View File

@ -190,13 +190,14 @@ ReturnValue_t MessageQueue::receiveMessage(MessageQueueMessageIF* message) {
return HasReturnvaluesIF::RETURN_FAILED;
}
return HasReturnvaluesIF::RETURN_OK;
}else if(status==0){
}
else if(status==0) {
//Success but no message received
return MessageQueueIF::EMPTY;
} else {
//No message was received. Keep lastPartner anyway, I might send
//something later. But still, delete packet content.
memset(message->getData(), 0, message->getMaximumMessageSize());
memset(message->getBuffer(), 0, message->getMaximumMessageSize());
switch(errno){
case EAGAIN:
//O_NONBLOCK or MQ_NONBLOCK was set and there are no messages