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From: =?utf-8?Q?Ludovic_Court=C3=A8s?= <ludo@gnu.org>
Subject: Re: 02/02: gnu: next: Compress the executable.
Date: Mon, 16 Sep 2019 17:56:02 +0200
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In-Reply-To: <87muf9n8sc.fsf@ambrevar.xyz> (Pierre Neidhardt's message of
 "Thu, 12 Sep 2019 11:49:55 +0200")
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To: Pierre Neidhardt <mail@ambrevar.xyz>
Cc: guix-devel@gnu.org

Pierre Neidhardt <mail@ambrevar.xyz> skribis:

> And... I have so many more questions!
>
>> =E2=80=98guix size=E2=80=99 and =E2=80=98guix gc -R=E2=80=99 show you th=
e whole closure of the store
>> item, so you might not realize that some of the things that ought to be
>> direct dependencies are now in fact indirect dependencies.
>>
>> If sqlite ought to be a direct dependency and is now, in fact, an
>> indirect dependency, things won=E2=80=99t break right away: sqlite won=
=E2=80=99t be
>> deleted as long as next is live.
>>
>> But you=E2=80=99ll already run into problems: grafting will yield a brok=
en next,
>> as in <https://issues.guix.gnu.org/issue/33848>.
>
> I think the aforementioned issue is different: it's about store paths
> that are written within Common Lisp code, which only happens here for
> the next-gtk-webkit executable.  This is not related to SQLite or
> others, which are visible to the reference scanner.
>
> I don't understand how grafting could cause a problem: next-1.3.1-lib
> would still be present, right?

Same story: if the reference to =E2=80=98next-1.3.1-lib=E2=80=99 is invisib=
le to the
scanner or grafting code (due to compression, or due use of a non-ASCII
compatible string encoding), the =E2=80=98next-1.3.1-lib=E2=80=99 might van=
ish.

Ludo=E2=80=99.