If you’re thinking of using inproc sockets for inter-thread signaling, you may find this helpful: https://github.com/WallStProg/zmqtests/tree/master/threads <https://github.com/WallStProg/zmqtests/tree/master/threads>
I put this together to illustrate the problems discussed here: https://github.com/zeromq/libzmq/issues/2759 <https://github.com/zeromq/libzmq/issues/2759> > On May 7, 2018, at 11:26 AM, Mark Botner <[email protected]> wrote: > > I've shared a zmq socket between threads and protected it with Mutex and it > works just fine. I've also used the "inproc" transport to allow threads to > communicate with each other and relay messages to a socket that isn't shared > between threads. > > > Mark > > On Mon, May 7, 2018 at 8:42 AM, Attila Magyari <[email protected] > <mailto:[email protected]>> wrote: > Hello, > > I know that zmq sockets are not thread safe. However I can't think of a good > design (explained below) without using the socket in several threads. What I > want to do is connect the socket in a thread, and then use it in a different > one until the end, and never in parallel between several threads. I will > guard the access with a mutex as well. Do you think this will be safe? > > Just in case someone might have a better idea for my design, here is what I'm > trying to do: > I have an application which starts another process, passes a port to the > newly created process, so it can connect back to the main application through > a ZMQ_PAIR socket. Both processes are local to the machine. The main > application will request from the second one, but the second one can initiate > messages without an explicit request as well. Do you have a nicer design to > achieve something like this? > > Thank you in advance! > > _______________________________________________ > zeromq-dev mailing list > [email protected] <mailto:[email protected]> > https://lists.zeromq.org/mailman/listinfo/zeromq-dev > <https://lists.zeromq.org/mailman/listinfo/zeromq-dev> > > > _______________________________________________ > zeromq-dev mailing list > [email protected] > https://lists.zeromq.org/mailman/listinfo/zeromq-dev
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