It's been a long time, so I might be wrong, but with zmqpp[1] make a global zmqpp::context and I believe it will create threads before main(). 1: https://githu

It's been a long time, so I might be wrong, but with zmqpp[1] make a global zmqpp::context and I believe it will create threads before main(). 1: https://github.com/zeromq/zmqpp https://github.com/zeromq/zmqpp