bug#26599: patch for mwheel.el

[Eli Zaretskii]

> Date: Wed, 26 Apr 2017 21:32:48 +0900 (JST)
> Cc: 26599@debbugs.gnu.org, tkk@misasa.okayama-u.ac.jp
> From: Tak Kunihiro <tkk@misasa.okayama-u.ac.jp>
> 
> >> Let’s consider a buffer consists of very long lines and an empty line.
> >> Point starts from A with auto-hscroll-mode t.
> >> 
> >> 0000..0000 A
> >> 0000..0000 I
> >> C          B
> >> D 00..0000 Z
> 
> I did not describe my concern correctly.  Let me rephrase.
> 
> Point reaches to B by scrolling up and as soon as auto-hscroll-mode is
> set to t, scope will be shifted to point C.
> 
> I want to maintain scope with B instead of having scope with C before
> another scrolling.

If that's what you want, why do you need to turn auto-hscroll-mode
back on?  Just leave it off.