Re: [Discuss-gnuradio] What happens when delete_head() is executed?

[Eric Blossom]

On Thu, Jul 30, 2009 at 01:20:25PM -0700, udadidd wrote:
> 
> Thanks a ton. That helped a lot!
> 1) The same program now i use it with delete_head_nowait() which returns 0
> when there's nothing in the queue instead of blocking.
> 2) I also wanted to see if the queue is empty and used : empty_p() function.
> It gives a TRUE!!
> 
>  i connected : file_source --> correlator --> framer_sink
> 
> So if my queue is empty, where is the data that i am reading, going? 
> 

It's probably not seeing any valid packets, and thus there's no
messages being sent from the framer_sink.

Eric