From: Eric Abrahamsen <eric@ericabrahamsen.net>
To: Karl Fogel <kfogel@red-bean.com>
Cc: Emacs Development <emacs-devel@gnu.org>
Subject: Re: Why does Gnus article-moving act like a fetch of new news?
Date: Fri, 09 Apr 2021 22:29:45 -0700 [thread overview]
Message-ID: <87r1jiiu5y.fsf@ericabrahamsen.net> (raw)
In-Reply-To: <87wnta91mv.fsf@red-bean.com> (Karl Fogel's message of "Fri, 09 Apr 2021 23:58:32 -0500")
Karl Fogel <kfogel@red-bean.com> writes:
> On 09 Apr 2021, Eric Abrahamsen wrote:
>> I think an argument could be made that if the DONT-SCAN optional
>> argument is non-nil, we should also skip running the two
>> get-new-news hooks. But let's see what Lars says.
>
> You mean the second argument to `gnus-group-get-new-news-this-group'?
>
> The doc string is somewhat confusing on that argument:
Yup, and looking at the code I'm inclined to think that the docs are
just a typo -- don't scan really means don't scan.
> | gnus-group-get-new-news-this-group is an interactive compiled |
> Lisp function in ‘gnus-group.el’. | |
> (gnus-group-get-new-news-this-group &optional N DONT-SCAN) | |
> Check for newly arrived news in the current group (and the N-1
> next groups). | The difference between N and the number of
> newsgroup checked is returned. | If N is negative, this group
> and the N-1 previous groups will be checked. | If DONT-SCAN is
> non-nil, scan non-activated groups as well. In other words, the
> meaning of "DONT-SCAN" seems to be: scan! One can see how a person
> might be confused by this :-).
>
> According to the "Terminology" section in the Gnus manual,
> "activating" a group means this:
>
> | The act of asking the server for info on a group and computing
> the | number of unread articles is called “activating the group”.
> | Un-activated groups are listed with ‘*’ in the group buffer.
> Thus I don't understand why moving an article to a group should
> unconditionally "activate" that group in the first place. I can
> see how moving an *unread* article to a group might activate that
> group? But the code in `gnus-summary-move-article' doesn't have
> such a conditional.
>
> And even if we leave aside the question of why we unconditionally
> activate the destination group, it's still not clear why activating a
> group should imply getting new news for that group. Or, to put it
> another way: why is the way to activate a group to get new news for
> it? These just seem like two very different things.
Yeah, I'm not sure either!
next prev parent reply other threads:[~2021-04-10 5:29 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-09 21:47 Why does Gnus article-moving act like a fetch of new news? Karl Fogel
2021-04-10 4:11 ` Eric Abrahamsen
2021-04-10 4:58 ` Karl Fogel
2021-04-10 5:29 ` Eric Abrahamsen [this message]
2021-04-10 8:29 ` Andreas Schwab
2021-04-10 13:06 ` Stefan Monnier
2021-04-10 22:00 ` Eric Abrahamsen
2021-04-11 6:02 ` Karl Fogel
2021-04-11 16:05 ` Lars Ingebrigtsen
2021-04-12 17:05 ` Eric Abrahamsen
2021-04-12 17:56 ` Karl Fogel
2021-04-12 18:26 ` Eric Abrahamsen
2021-04-13 20:25 ` Karl Fogel
2021-04-13 21:59 ` Eric Abrahamsen
2021-04-14 3:27 ` Karl Fogel
2021-04-25 17:37 ` Lars Ingebrigtsen
2021-05-03 20:52 ` Eric Abrahamsen
2021-05-03 20:53 ` Eric Abrahamsen
2021-05-05 23:21 ` Karl Fogel
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