Subject: Re: bug#42127: collision in relocatable gcc-toolchain with gnupg
From: Ludovic Courtès <[email-masked]>
To: Andrius Štikonas <[email-masked]>
Cc: [email-masked]
Date: Tue, 30 Jun 2020 00:20:30 +0200
List-Id: <debbugs-submit.debbugs.gnu.org>

Hi,

Andrius Štikonas <[email-masked]> skribis:

> I was building a guix pack with
>
> guix pack --symlink=/bin=bin --relocatable --relocatable --no-substitutes gcc-toolchain gnupg
>
> and got the following error
>
> Backtrace:
>            3 (primitive-load "/gnu/store/n8zm1bjf4mrz4250c51ljasy8pc…")
> In guix/build/profiles.scm:
>     157:2  2 (build-profile "/gnu/store/9rqqgpv3nq5nqs9yik9zlzniz9q…" …)
> In unknown file:
>            1 (hash-for-each #<procedure 7fffefbb9f40 at guix/build/…> …)
> In guix/build/union.scm:
>    144:11  0 (_ _ _)
>
> guix/build/union.scm:144:11: union-build: collision between file and directories ((files ("/gnu/store/rgyjhfkb5sxcyy362i3bshh80v6giq2c-gcc-toolchain-10.1.0R/sbin")) (dirs ("/gnu/store/i1339a5cj1y53z3zgny2wls47kxzy48r-gnupg-2.2.20R/sbin")))
>
> /gnu/store/rgyjhfkb5sxcyy362i3bshh80v6giq2c-gcc-toolchain-10.1.0R/sbin seems to be a statically linked executable
> even though
> 3kvnslc16sy7kwi2c5r7r5k6bbv2p03f-gcc-toolchain-10.1.0/sbin is a symlink pointing to /gnu/store/fa6wj5bxkj5ll1d7292a70knmyl7a0cr-glibc-2.31/sbin
>
> This makes gcc-toolchain and gnupg non co-installable.

Fixed by 4f060bf2fe1dd8bec79cb07907b46e16fca21398!

The next commit also makes the closure of ‘gcc-toolchain’ much smaller,
bringing it to 350 MiB instead of 1 GiB.

Thanks,
Ludo’.