From: Dmitry Alexandrov <321942@gmail.com>
To: 23546@debbugs.gnu.org, martin rudalics <rudalics@gmx.at>
Subject: bug#23546: 25.1.50; scroll-restore-mode breaks comint-mode
Date: Tue, 17 May 2016 20:45:29 +0300 [thread overview]
Message-ID: <573B58B9.50409@gmail.com> (raw)
In-Reply-To: <573982E5.9020005@gmx.at>
On 16/05/16 11:20, martin rudalics wrote:
>> I encountered a problem that looks like a bug to me: scroll-restore-mode
>> (from elpa.gnu.org [0]) breaks comint-mode (built-in, GNU Emacs 25.1.50.1).
>>
>> [0] https://elpa.gnu.org/packages/scroll-restore.html
>>
>> Steps to reproduce in a clear environment:
>>
>> $ mkdir /tmp/emacs.d
>> $ emacs --quick --eval '(setq user-emacs-directory "/tmp/emacs.d")'
>>
>> (package-initialize)
>> (package-refresh-contents)
>> (package-install 'scroll-restore)
>> (setq scroll-restore-jump-back t)
>> (scroll-restore-mode 1)
>>
>> M-x shell
>>
>> Now I can type the first command (c d RET), start to type the second one
>> — and the point jumps before shell prompt:
>>
>> user@local:~$ cd¦
>> cd¦user@local:~$
>>
>> (here ‘¦’ denotes cursor position)
>>
>> I could move point back to the end manually (with M-> for instance), but
>> that is pretty annoying.
>
> Could you try with ‘comint-scroll-to-bottom-on-input’ set to 'this?
> That option apparently conflicts with ‘scroll-restore-jump-back’.
Yes, this option does force any input to be typed at the end-of-buffer,
of course. However, the possibility to ‘C-r’ back, edit some command
in-place and hit ‘RET’ — i. e. the possibility that this option disables
— is exactly why I prefer shell-mode over a full-featured terminal emulator.
>> I have to mention that it would not present a huge problem if there were
>> a way disable scroll-restore-mode on per-major-mode basis. However
>> scroll-restore-mode has only global state, no buffer-local, as far as I
>> can see.
>
> I'm afraid that ‘scroll-restore-mode’ is too simplistic in this regard.
Alas.
next prev parent reply other threads:[~2016-05-17 17:45 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-15 19:25 bug#23546: 25.1.50; scroll-restore-mode breaks comint-mode Dmitry Alexandrov
2016-05-16 8:20 ` martin rudalics
2016-05-17 17:45 ` Dmitry Alexandrov [this message]
2016-05-18 7:01 ` martin rudalics
2016-05-18 18:48 ` Dmitry Alexandrov
2016-05-19 12:56 ` martin rudalics
2016-05-22 1:34 ` Dmitry Alexandrov
2016-11-03 1:53 ` bug#23546: a
2016-11-06 23:27 ` bug#23546: nevermind, pretty broken a
2016-11-07 6:34 ` martin rudalics
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