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bug#33286: Add 'list-formats' to 'guix pack'
From: |
Maxim Cournoyer |
Subject: |
bug#33286: Add 'list-formats' to 'guix pack' |
Date: |
Tue, 13 Jul 2021 08:03:42 -0400 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/27.2 (gnu/linux) |
Hello,
Efraim Flashner <efraim@flashner.co.il> writes:
> On Tue, Nov 06, 2018 at 04:31:59PM +0100, Ludovic Courtès wrote:
>> Hello,
>>
>> Efraim Flashner <efraim@flashner.co.il> skribis:
>>
>> > From af9a132a662f1d703df1c32278a45d2adca146ed Mon Sep 17 00:00:00 2001
>> > From: Efraim Flashner <efraim@flashner.co.il>
>> > Date: Tue, 6 Nov 2018 11:50:48 +0200
>> > Subject: [PATCH] pack: List the available formats.
>> >
>> > * guix/scripts/pack.scm (show-formats): New variable.
>> > (%options, show-help): Add 'list-formats' option.
>>
>> [...]
>>
>> > @@ -551,6 +552,18 @@ please email '~a'~%")
>> > (squashfs . ,squashfs-image)
>> > (docker . ,docker-image)))
>> >
>> > +(define (show-formats)
>> > + ;; Print the supported pack formats.
>> > + (display (G_ "The supported formats for 'guix pack' are:"))
>> > + (newline)
>> > + (display (G_ "
>> > + tarball A self-contained tarball, ready to run on another
>> > machine."))
>> > + (display (G_ "
>> > + squashfs A squashfs image, ready for 'cluster engines' and the
>> > like."))
>>
>> I’d write “Squashfs image suitable for Singularity” and remove “A” from
>> each.
>>
>> Also, since we have the ‘%formats’ alist right above, what about
>> adjusting it so that it contains each format description, and then
>> ‘show-formats’ would just traverse it?
[...]
> I do like the idea, but I haven't been able to get it to work. In the
> mean time I've committed this as db08ea40873ae20507bc40d34a56dea1b8ce8f0e
> so we at least get the benefits of having it here.
Closing.
Thank you!
Maxim
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