Hi Moses, your code doesn't show how your GNU Radio block's stop() function would tell your TCP Server thread that it's time to shut down, so I presume that doesn't happen – that would explain why the flow graph can't ever shut down!
Best regards, Marcus On 13.04.20 18:54, Moses Browne Mwakyanjala wrote: > Hello everyone, > I have created a TCP/IP block by adapting the ZMQ message pub block. > Both blocks make use of boost multithreading. The TCP/IP block is used > by a standalone C++ program. To run the gnuradio topblock, the C++ > program calls tb->start() function. To stop the topblock, the > functions tb->stop() and tb->wait() are called.However, the program > "hangs" when tb->stop() is called. This suggests there is something > wrong with the way I use boost multithreading. > All help is appreciated. > > Regards, > Moses.
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