Re: [Discuss-gnuradio] Can't stop the top_block which contain transmit_path

[Eric Blossom]

On Fri, May 15, 2009 at 12:55:20AM -0700, Ling Huang wrote:
> 
> Hi, all
> I modify the gnuradio-examples/python/digital codes for some experiences. In
> one case I want to stop the running flow graph(top block), and then to start
> a new connect. I do it well in stop the receive_path connect. But I just
> can't stop the top block contain a transmit_path. If I stop the top block,
> and wait, it hang in the tb.wait.
> I seem not express well. To make it simple let's see:
> class my_topblock(gr.top_block)
>     def __init__(self):
>          self.trans=transmit_path(...)
>          self.connect(self.trans)
> ....
> 
> tb.start()
> tb.stop()
> tb.wait() # IT HANG IN HERE
> ...
> tb.start()
> 
> I made a simple test code to test stopping the top block , please test it to
> see what's the problem.

What version of GNU Radio are you using?

We fixed a problem in the trunk about a month ago that could be
related to this.

Eric