GNU bug report logs - #36707
[PATCH] Signal user-error on duplicate package refresh

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From: Noam Postavsky <npostavs <at> gmail.com>
To: "Basil L. Contovounesios" <contovob <at> tcd.ie>
Cc: 36707 <at> debbugs.gnu.org, Stefan Kangas <stefan <at> marxist.se>
Subject: bug#36707: [PATCH] Signal user-error on duplicate package refresh
Date: Thu, 08 Aug 2019 20:16:13 -0400

"Basil L. Contovounesios" <contovob <at> tcd.ie> writes:

> Stefan Kangas <stefan <at> marxist.se> writes:
>
>> In the "*Packages*" buffer (M-x package-list-packages), if I hit "r" many times
>> it will try to initiate more refreshes even if the first one has not finished
>> yet.  This is unnecessary and potentially confusing.
>>
>> This patch makes it check if there is already an refresh in progress and signal
>> a user-error if there is one.
>
> Would it not be possible/better to discard the existing refresh and
> start a new one, instead of signalling an error?  This would help
> e.g. when a refresh hangs for whatever reason.

Not sure if it's better, supposing the user is hitting "r" repeatedly,
that just interrupts the pending refreshes, preventing any progress.  I
would expect hanging to be cancelled by a timeout anyway.

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