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bug#53885: 28.0.51 [PATCH] Autoload package-installed-p
From: |
Eli Zaretskii |
Subject: |
bug#53885: 28.0.51 [PATCH] Autoload package-installed-p |
Date: |
Thu, 10 Feb 2022 08:10:47 +0200 |
> From: Corwin Brust <corwin@bru.st>
> Date: Wed, 9 Feb 2022 17:58:25 -0600
> Cc: Eli Zaretskii <eliz@gnu.org>, 53885@debbugs.gnu.org
>
> On Wed, Feb 9, 2022 at 2:16 PM Lars Ingebrigtsen <larsi@gnus.org> wrote:
> >
> > It should be safe for the release branch, so installing it is fine by
> > me, but I didn't really understand the use case.
>
> Sorry I failed in making the case for users clear.
>
> The primary use-case here is "repeatable configuration", especially
> bootstrapping `use-package'.
>
> By "repeatable configuration" we mean, we get the same setup each time
> we start Emacs, even when launching for the first time on a new host.
>
> The use package feature provides an "ensure" capability that is well
> suited to this job.
>
> (use-package 'foo :ensure t)
>
> This appears widely used, especially to create literate Emacs configurations.
>
> For this to work, however, "bootstrapping" (installing use-package via
> Emacs core features) is needed. The reproducer I gave shows one way
> of bootstrapping use-package. Considering the similarity of my
> reproducer to the recipe in #31397, I think it is a fairly common
> approach and has been for some years.
Thanks, but I don't think I understand the relevance, probably because
I don't use use-package. Why do you need package-installed-p to be
autoloaded in this scenario, and why cannot use-package do that by
itself?
- bug#53885: Autoload package-installed-p, Corwin Brust, 2022/02/08
- bug#53885: 28.0.51 [PATCH] Autoload package-installed-p, Corwin Brust, 2022/02/08
- bug#53885: 28.0.51 [PATCH] Autoload package-installed-p, Eli Zaretskii, 2022/02/09
- bug#53885: 28.0.51 [PATCH] Autoload package-installed-p, Lars Ingebrigtsen, 2022/02/09
- bug#53885: 28.0.51 [PATCH] Autoload package-installed-p, Corwin Brust, 2022/02/09
- bug#53885: 28.0.51 [PATCH] Autoload package-installed-p,
Eli Zaretskii <=
- bug#53885: 28.0.51 [PATCH] Autoload package-installed-p, Lars Ingebrigtsen, 2022/02/10
- bug#53885: 28.0.51 [PATCH] Autoload package-installed-p, Corwin Brust, 2022/02/10
- bug#53885: 28.0.51 [PATCH] Autoload package-installed-p, Eli Zaretskii, 2022/02/10
- bug#53885: 28.0.51 [PATCH] Autoload package-installed-p, Corwin Brust, 2022/02/10
- bug#53885: 28.0.51 [PATCH] Autoload package-installed-p, Eli Zaretskii, 2022/02/10
- bug#53885: 28.0.51 [PATCH] Autoload package-installed-p, Lars Ingebrigtsen, 2022/02/10
- bug#53885: 28.0.51 [PATCH] Autoload package-installed-p, Corwin Brust, 2022/02/10
- bug#53885: 28.0.51 [PATCH] Autoload package-installed-p, Eli Zaretskii, 2022/02/10
- bug#53885: 28.0.51 [PATCH] Autoload package-installed-p, Corwin Brust, 2022/02/10
- bug#53885: 28.0.51 [PATCH] Autoload package-installed-p, Eli Zaretskii, 2022/02/10