From: Eric Abrahamsen <eric@ericabrahamsen.net>
To: 34973@debbugs.gnu.org
Subject: bug#34973: 27.0.50; gnus-summary-move-article fails due to remhash
Date: Sun, 24 Mar 2019 10:12:33 -0700 [thread overview]
Message-ID: <87mulkkxha.fsf@ericabrahamsen.net> (raw)
In-Reply-To: <87a7hka0m4.fsf@aia00054aia.gr>
"Basil L. Contovounesios" <contovob@tcd.ie> writes:
> tags 34973 patch
> quit
>
>
>
> Deus Max <deusmax@gmx.com> writes:
>
>> Reading the manual
>> (https://www.gnu.org/software/emacs/manual/html_node/elisp/Hash-Access.html#Hash-Access)
>> on remhash, it says: "In Emacs Lisp, remhash always returns nil.", so I
>> modified the calling function gnus-dup-unsuppress-article in gnus-dup.el, as follows:
>>
>> 157c157,159
>> < (remhash id gnus-dup-hashtb))))
>> ---
>>> (if (hash-table-p gnus-dup-hashtb)
>>> (remhash id gnus-dup-hashtb)
>>> nil))))
>>
>> This patch seems to have fixed the problem and now
>> gnus-summary-move-article works fine. !
>> the value of gnus-dup-hashtb was nil, for the problem runs.
>
> The return value of gnus-dup-unsuppress-article doesn't matter, only
> that remhash not be passed a nil gnus-dup-hashtb.
>
> In other words, gnus-dup-unsuppress-article should either not be called
> or should handle the case when it is called before gnus-dup-open has
> initialised gnus-dup-hashtb.
>
> I attach a patch which follows the apparent gnus-sum.el convention of
> guarding calls to gnus-dup.el functions based on the value of
> gnus-suppress-duplicates.
>
> This fixes the immediate issue at hand, but I think there may still be a
> problem when gnus-suppress-duplicates is enabled at a later time. I
> think that deserves a separate bug report, though.
I've pushed this for now, thank you.
Eric
next prev parent reply other threads:[~2019-03-24 17:12 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-24 13:00 bug#34973: 27.0.50; gnus-summary-move-article fails due to remhash Deus Max
2019-03-24 14:52 ` Basil L. Contovounesios
2019-03-24 17:12 ` Eric Abrahamsen [this message]
2019-03-25 0:09 ` Deus Max
2019-03-24 15:00 ` Eric Abrahamsen
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