From mboxrd@z Thu Jan  1 00:00:00 1970
From: ludo@gnu.org (Ludovic =?UTF-8?Q?Court=C3=A8s?=)
Subject: bug#29700: Java packages need to retain references
Date: Fri, 15 Dec 2017 15:55:04 +0100
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References: <87tvwuutvr.fsf@elephly.net>
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To: Ricardo Wurmus <rekado@elephly.net>
Cc: 29700@debbugs.gnu.org

Ricardo Wurmus <rekado@elephly.net> skribis:

> I installed the =E2=80=9Caxoloti-patcher=E2=80=9D package today after =E2=
=80=9Cguix gc=E2=80=9D and
> noticed that not all dependencies are available at runtime.  Upon
> running the =E2=80=9CAxoloti=E2=80=9D command I got this error:
>
>     Exception in thread "AWT-EventQueue-0" java.lang.UnsatisfiedLinkError=
: Can't load library: /gnu/store/nrx5nmwynmsl7aqxdpgwpsm8ff9b0h4d-libusb4ja=
va-0-1.396d642a5/lib/libusb4java.so
>
> The store item does not exist.
>
> The problem here is that jar archives are compressed and thus any
> references they contain are thus hidden from the scanner.
>
> I don=E2=80=99t know if it is feasible to disable compression for jar fil=
es, or
> if we should install a =E2=80=9C.guix-dependencies=E2=80=9D file that con=
tains plain
> text references.

Disabling compression was the right choice because that also allows
grafts to work correctly.

Ludo=E2=80=99.