Function poll

3rdparty/cppzmq/zmq.hpp:306–312

namespace detail {
inline int poll(zmq_pollitem_t *items_, size_t nitems_, long timeout_)
{
    int rc = zmq_poll(items_, static_cast<int>(nitems_), timeout_);
    if (rc < 0)
        throw error_t();
    return rc;
}
}

#ifdef ZMQ_CPP11