Re: *shell* jumps up and down

[Bob Proulx <bob@proulx.com>]

Bob Proulx wrote:
> W. Greenhouse wrote:
> > I did some testing, and it seems--in Emacs 24.2, anyway--that this
> > behavior is triggered by the combination of a `scroll-conservatively'
> > value of <100 and `comint-scroll-show-maximum-output' set to t (which is
> > the default).  Changing either of these lets Emacs scrolling behavior do
> > the same thing it does in the rest of Emacs.
> 
> The problem seems to be with comint-scroll-show-maximum-output
> interacting badly with automatic scrolling.  Either by themself would
> be okay.  But the combination of them together is annoying.
> ...
> I tested this on Emacs 24 (Debian Unstable and Wheezy 7) and Emacs 23
> (Debian Stable Squeeze 6) and both behave the same and the same fix
> addresses both of them nicely.  My sanity is restored!

I tested this with an older emacs 21 and the problem does not exist
there.  This problem of comint-scroll-show-maximum-output has appears
to have been introduced in emacs 22.  It wasn't there in previous
releases.

Bob