From: Maxime Devos <maximedevos@telenet.be>
To: "Ludovic Courtès" <ludo@gnu.org>, "Allan Adair" <allan@adair.no>
Cc: guix-devel <guix-devel@gnu.org>
Subject: Re: libvirt: A potential problem in the package and looking for guidance
Date: Mon, 23 May 2022 18:06:11 +0200 [thread overview]
Message-ID: <17afc8bcc17d5432943c2e64b960c021133c7282.camel@telenet.be> (raw)
In-Reply-To: <8735h046bc.fsf@gnu.org>
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Ludovic Courtès schreef op ma 23-05-2022 om 17:28 [+0200]:
> Hi,
>
> Allan Adair <allan@adair.no> skribis:
>
> > File "/gnu/store/g2x37cxh2ag5h66f0p9zaz9pkz2vcvgg-python-libvirt-
> > 7.9.0/lib/python3.9/site-packages/libvirt.py", line 1353, in create
> > raise libvirtError('virDomainCreate() failed')
> > libvirt.libvirtError: '/usr/libexec/qemu-bridge-helper' is not a suitable
> > bridge helper: No such file or directory
> >
> >
> > Because the package is searching specifically for "/usr/libexec/qemu-
> > bridge-helper", I think this is a bug in the package definition. "/usr"
> > should probably be a prefix from the store, right?
> >
> > Any comments or suggestions?
>
> Presumably that “/usr/libexec/qemu-bridge-helper” reference is
> hard-coded in the source. The solution in situations like this is to
> replace it (using ‘substitute*’) by the absolute file name of the
> corresponding program in /gnu/store.
>
> (substitute* "some/file.py"
> (("/usr/libexec/qemu-bridge-helper")
> (search-input-file inputs "/bin/qemu-bridge-helper")))
Additionally, you can do
"grep -RF /usr/libexec /gnu/store/g2x37cxh2ag5h66f0p9zaz9pkz2vcvgg-python-libvirt-7.9.0"
in a shell to find the name of the source file to substitutify.
Greetings,
Maxime.
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next prev parent reply other threads:[~2022-05-23 16:07 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-05-18 11:43 libvirt: A potential problem in the package and looking for guidance Allan Adair
2022-05-23 15:28 ` Ludovic Courtès
2022-05-23 16:06 ` Maxime Devos [this message]
2022-05-23 19:44 ` Allan Adair
2022-05-23 20:35 ` Maxime Devos
-- strict thread matches above, loose matches on Subject: below --
2022-05-20 15:50 Rene Saavedra
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