GNU bug report logs - #25344
man repaints entire screen even when there is no such manual page

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Message #13 received at control <at> debbugs.gnu.org (full text, mbox):

From: Stefan Kangas <stefan <at> marxist.se>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 25344 <at> debbugs.gnu.org,
 積丹尼 Dan Jacobson <jidanni <at> jidanni.org>
Subject: Re: bug#25344: man repaints entire screen even when there is no such
 manual page
Date: Sun, 29 Sep 2019 05:40:30 +0200

tags 25344 + wontfix
close 25344
quit

Eli Zaretskii <eliz <at> gnu.org> writes:

>> From: 積丹尼 Dan Jacobson
>>     <jidanni <at> jidanni.org>
>> Date: Tue, 03 Jan 2017 18:56:36 +0800
>>
>> If one has a very quick eye, one can discover M-x man "zzzyyyxxx"
>> repaints the entire screen before declaring in the minibuffer "No manual
>> entry for zzzyyyxxx". Doesn't seem very efficient.
>> Also one thinks the man page is coming in and looks at the screen, but
>> in fact it is just the screen being repainted. emacs-version "25.1.1"
>
> I think these are side effects of a change (for the better) whereby
> the 'man' program gets set up with a correct line width, which is
> impossible without creating a window before 'man' is run.  My HO is
> that this minor annoyance is a worthy price to pay for the problems
> solved by that change.

So this is the desired behaviour.  I'm consequently closing this as
wontfix.

If anyone disagrees, feel free to reopen.

Best regards,
Stefan Kangas

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