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Re: [PATCH] Add facility to collect stderr of async subprocess

From: Eli Zaretskii
Subject: Re: [PATCH] Add facility to collect stderr of async subprocess
Date: Thu, 06 Oct 2016 11:53:56 +0300

> From: Tino Calancha <address@hidden>
> Date: Thu, 6 Oct 2016 17:37:05 +0900 (JST)
> Cc: address@hidden, Emacs developers <address@hidden>,
>       address@hidden, Tino Calancha <address@hidden>
> > Actually, the need in this separation is rather rare.  Which is not
> > surprising, since running commands from a terminal by default delivers
> > both stdout and stderr to the screen, and the cases where these are
> > redirected separately are rare.
> It depends of what the user is doing.  `shell-command' and 
> `async-shell-command' have being offering that since long time ago.
> It is quite common redirect stderr from a shell: all shells allow that 

My point is not about allowing it -- we definitely do.  My point is
about the importance of having this in every API.  I'm saying that
this feature is relatively rarely needed, that's all.  How many times
did you need to redirect stderr separately from stdout in shell
commands you run from the shell prompt?

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