Resetting d_delta in custom Delay block causes a spike in time sink

Hello, I am trying to create an OOT block similar to Delay except that if it does not receive any data for 10ms, it will reset the delay (set d_delta to the same # of samples as the initial delay) so that the next portion of received data will have a delay before it, as seen here

How to make a hier block in an OOT module

I am trying to create a hierarchical block in an OOT module I made and save it to the OOT module. This is so that all of the blocks in the module can be condensed down to a single block and so the hier block will be installed with the OOT module. I have made and used hier blocks in the past so they

Trouble using zmq in oot module blocks

(I am using gnuradio installed from the maint-3.8 branch of the github for reference) Hello, as the title states I am having trouble making custom zmq pub/sub message blocks for gnuradio. The problem I am having is when I include any code in the block that uses the zmq library (ie zmq::context_t)