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From: "Ludovic Courtès" <ludo@gnu.org>
To: zimoun <zimon.toutoune@gmail.com>
Cc: guix-devel <guix-devel@gnu.org>,
	Luis Felipe <luis.felipe.la@protonmail.com>,
	44053@debbugs.gnu.org,
	Maxim Cournoyer <maxim.cournoyer@gmail.com>
Subject: Re: bug#44053: ‘xdg-mime-database’ profile hook is slow
Date: Fri, 06 Nov 2020 10:12:27 +0100	[thread overview]
Message-ID: <875z6i3l38.fsf@gnu.org> (raw)
In-Reply-To: <86blgeggo8.fsf@gmail.com> (zimoun's message of "Wed, 04 Nov 2020 00:32:39 +0100")

Hello,

zimoun <zimon.toutoune@gmail.com> skribis:

>> So it would seem we cannot simply used the pre-built database from
>> ‘shared-mime-info’ and merge it with that of the other packages, at
>> least not without changing ‘update-mime-database’ or re-implementing
>> parts of it on our side.
>
> ’shared-mime-info’ is simply a package, right?  So what does it means:
> «Find a way to avoid reprocessing 'shared-mime-info'» in:
>
>                  ;; the database.  TODO: Find a way to avoid reprocessing
>                  ;; 'shared-mime-info', which is the most expensive one.
> [...]
>                  (invoke #+(file-append shared-mime-info
>                                         "/bin/update-mime-database")
>                          destdir)))))))

‘shared-mime-info’ contains ‘share/mime/freedesktop.org.xml’, which is
by far where ‘update-mime-database’ spends most of its time.

But it’s wasteful because ‘shared-mime-info’ already contains the result
of running ‘update-mime-database’ on itself.

HTH!

Ludo’.


  parent reply	other threads:[~2020-11-06  9:12 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-12 12:59 Removing/replacing “Guix in action” video from the home page? Ludovic Courtès
2020-10-12 14:31 ` Luis Felipe
2020-10-13  1:17   ` Joshua Branson
2020-10-13 17:19     ` Bonface M. K.
2020-10-13 20:59       ` Joshua Branson
2020-10-14  0:58         ` Bonface M. K.
2020-10-13 20:39   ` Ludovic Courtès
2020-10-14  0:14     ` Luis Felipe
2020-10-14 20:43       ` Joshua Branson
2020-10-16 10:27         ` Ludovic Courtès
2020-10-16 10:36           ` zimoun
2020-10-16 15:26             ` Luis Felipe
2020-10-18  3:42               ` Maxim Cournoyer
2020-10-18 11:13                 ` zimoun
2020-10-18 20:55                   ` Joshua Branson
2020-10-21  9:49                     ` ‘xdg-mime-database’ profile hook is slow Ludovic Courtès
2020-10-21 10:23                       ` zimoun
2020-10-27 23:14                       ` Joshua Branson
2020-10-28 21:48                         ` Luis Felipe
2020-10-28 22:38                           ` zimoun
2020-10-29 12:35                             ` Luis Felipe
     [not found]                         ` <87sg9sm2qf.fsf@gnu.org>
2020-11-02 12:53                           ` bug#44053: " Ludovic Courtès
2020-11-02 14:04                             ` Ludovic Courtès
2020-11-03 23:32                             ` zimoun
2020-11-05 14:47                               ` Luis Felipe
2020-11-05 16:10                                 ` zimoun
2020-11-05 17:59                                   ` Luis Felipe
2020-11-06 12:55                                     ` zimoun
     [not found]                                 ` <87blga3l7e.fsf@gnu.org>
2020-11-06 13:57                                   ` Luis Felipe
2020-11-08 16:31                                     ` Ludovic Courtès
2020-11-06  9:12                               ` Ludovic Courtès [this message]
2020-10-16 20:00             ` Removing/replacing “Guix in action” video from the home page? jbranso
2020-10-16 21:04               ` Luis Felipe
2020-10-28  0:55                 ` Joshua Branson
2020-10-28 12:59                   ` Tobias Geerinckx-Rice
2020-10-28 21:46                   ` jbranso
2020-10-31 21:56                     ` Ludovic Courtès
2020-11-01  0:50                     ` jbranso
2020-11-03 22:30                       ` zimoun
2020-10-16 19:57           ` jbranso

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