GNU bug report logs - #57304
Fix mm-common reproduciblility issues

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From: Ludovic Courtès <ludo <at> gnu.org>
To: Vagrant Cascadian <vagrant <at> reproducible-builds.org>
Cc: 57304 <at> debbugs.gnu.org
Subject: [bug#57304] Fix mm-common reproduciblility issues
Date: Tue, 30 Aug 2022 22:34:33 +0200

Hi,

Vagrant Cascadian <vagrant <at> reproducible-builds.org> skribis:

> The userid used during the build is embedded in a shipped tarball in the
> mm-common package. Some abbreviated diffoscope output from guix
> challenge against builds from ci.guix.gnu.org and bordeax.guix.gnu.org:

Good catch.

> The attached patch fixes this by setting the user, group, uid and gid
> consistently.
>
>   $ guix refresh --list-dependent mm-common
>   Building the following 1138 packages would ensure 2236 dependent
>   packages are rebuilt: ...
>
> Looks like it will have to wait for core-updates at least...

Yeah, let’s apply it on ‘core-updates’.

> From 4b359c9bbc918e6dcf1cab1141a9651d6d7bf271 Mon Sep 17 00:00:00 2001
> From: Vagrant Cascadian <vagrant <at> reproducible-builds.org>
> Date: Fri, 19 Aug 2022 19:32:08 -0700
> Subject: [PATCH] gnu: mm-common: Build reproducibly.
>
> * gnu/packages/patches/mm-common-consistent-user-and-group-in-tarball.patch:
>   New file.
> * gnu/local.mk (dist_patch_DATA): Add patch.
> * gnu/packages/gnome.scm (mm-common)[source]: Add patch.

[...]

> +  %D%/packages/patches/mm-common-consistent-user-and-group-in-tarball.patch \

I’d suggest a shorter name to appease ‘tar’, say
‘mm-common-reproducible-tarball.patch’.

Otherwise LGTM, thanks!

Ludo’.

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