Donal K. Fellows wrote:
>  Pat Thoyts wrote:
> > So. Is the above invalid for some reason? Should I be expecting this
> > to work differently. The only real difference between the above test
> > and what is used in the http package is that the http code uses style
> > 3 from the fcopy man page (watches the progress by repeating the fcopy
> > call from the -command).
>  
>  I think this is an error I made in the zlib channel code that make it 
>  not generate events when it has data in its buffers but there's no 
>  underlying fileevents. It just sits there, waiting for more to come down 
>  the pipe and nothing arrives.
>  
>  I'll examine further...

Confirming that this was my bug. Or rather it was my "completely
unimplemented feature"; it was something that just got forgotten in the
rush to make 8.6b1. I'm not 100% sure if I got it right yet, but it does
now work with the test case you provided.

Donal.

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