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authorThomas Tsou2011-08-19 14:50:55 -0700
committerThomas Tsou2011-08-19 18:30:38 -0700
commit893f946b7a652497994309092fe84fb33504852c (patch)
tree064fa60b78a04565ba559a29a2f7bf824b63473e /gr-howto-write-a-block
parentdc16937c935f10a16de8969ca592b6019639d52b (diff)
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gr-uhd: add async metadata source block
Add asynchronous message "block" that is independent of normal gnuradio scheduler. The block instantiates a thread to wait for asynchronous messages from UHD and encapsulates them in a gr_message posted into a message queue. The interface is empty because the block is internally driven and accessed through the the constructor specified message queue.
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