bug#25721: 26.0.50; Stuck `compile' when Gnus runs concurrently

[Eli Zaretskii]

> From: marcowahlsoft@gmail.com
> Date: Tue, 14 Feb 2017 11:02:14 +0100
> 
> 
> 
> ACTIONS:
> 
> 1.
> 
> M-; (make-thread #'gnus)
> 
> 2.
> 
> Goto a directory with something to compile with the command 'make'.
> 
> 3.
> 
> M-x compile make
> 
> 
> OBSERVATION:
> 
> The buffer *compile* does not display the progress of the compilation.
> It looks like beeing 'stuck'.
> 
> WANT:
> 
> The buffer *compile*  displays the progress of the compilation.
> 

If Gnus keeps the other thread busy, then Emacs will never become
idle, in which case this is normal, because Emacs only reads output
from subprocesses when it's idle.