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From: Nikolaus Rath <Nikolaus@rath.org>
To: 21071@debbugs.gnu.org
Cc: ding <ding@gnus.org>, emacs-devel <emacs-devel@gnu.org>
Subject: Re: bug#21071: Gnus message flags must be set before expiration, not afterwards
Date: Tue, 06 Oct 2015 14:03:12 -0700	[thread overview]
Message-ID: <87bncbu2un.fsf@vostro.rath.org> (raw)
In-Reply-To: <87fv4p2b9n.fsf@vostro.rath.org> (Nikolaus Rath's message of "Wed, 15 Jul 2015 17:31:48 -0700")

Hello,

This issue is caused by article expiry being done in
gnus-summary-prepare-exit-hook. gnus-summary-exit calls this hook before
calling gnus-update-read-articles (which sets the read mark).

A trivial patch is to invert the order:

#V+
diff --git a/lisp/gnus-sum.el b/lisp/gnus-sum.el
index 37a707e..56406d0 100644
--- a/lisp/gnus-sum.el
+++ b/lisp/gnus-sum.el
@@ -7252,7 +7252,6 @@ If FORCE (the prefix), also save the .newsrc file(s)."
        (gnus-score-adaptive))
       (when gnus-use-scoring
        (gnus-score-save)))
-    (gnus-run-hooks 'gnus-summary-prepare-exit-hook)
     (when gnus-use-cache
       (gnus-cache-possibly-remove-articles)
       (gnus-cache-save-buffers))
@@ -7269,6 +7268,7 @@ If FORCE (the prefix), also save the .newsrc file(s)."
     (unless quit-config
       (gnus-run-hooks 'gnus-exit-group-hook)
       (gnus-summary-update-info))
+    (gnus-run-hooks 'gnus-summary-prepare-exit-hook)
     (gnus-close-group group)
     ;; Make sure where we were, and go to next newsgroup.
     (when (buffer-live-p (get-buffer gnus-group-buffer))
#V-

I did not find any specific guarantees on when
gnus-summary-prepare-exit-hook is called in the documentation, but that
doesn't mean that people are not relying on the current calling
order. Would a change like that nevertheless be acceptable?


Alternatively, is what do people think about removing
gnus-summary-expire-articles from the default value of
gnus-summary-prepare-exit-hook and explicitly calling
gnus-summary-expire-articles from gnus-summary-exit?


Best,
-Nikolaus

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  parent reply	other threads:[~2015-10-06 21:03 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-07-16  0:14 Nikolaus Rath
2015-07-16  0:21 ` Glenn Morris
2015-07-16  8:49   ` Steinar Bang
     [not found]   ` <87fv4p2b9n.fsf@vostro.rath.org>
2015-10-06 21:03     ` Nikolaus Rath [this message]
2017-01-26 19:43       ` Lars Ingebrigtsen
2019-09-27 16:04       ` Lars Ingebrigtsen

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