Re: Re: Bug#748936: apt doesnt understand architecture wildcards

[Bálint Réczey <balint@balintreczey.hu>]

Hi,

2016-01-20 14:39 GMT+01:00 Colin Watson <cjwatson@debian.org>:
> On Wed, Jan 20, 2016 at 12:31:52PM +0100, Balint Reczey wrote:
>> On 06/04/2014 03:41 AM, Guillem Jover wrote:
>> >  * Other programs could “easily” use dpkg-architecture to check for
>> >    identity or a match. (This poses problems for programs that do not
>>
>> I think making apt call dpkg-architecture for matching would be a good
>> way of ensuring consistency with dpkg. Caching the results in a hash
>> table would make matching even faster than it is currently.
>
> dpkg-architecture is in dpkg-dev, so not reliably usable at run-time.
> dpkg doesn't currently provide a way to make this kind of query without
> development tools installed.  It's also probably not trivial to move it
> because its current implementation relies on dpkg's Perl modules, which
> also aren't part of the core dpkg binary package.
>
> I think this is somewhat unfortunate, but it is the reality right now.
> Perhaps a good thing for somebody to work on would be reimplementing
> dpkg-architecture in C so that it could be moved to the dpkg binary
> package?
I may check that option, but in the meantime I'm thinking about patching
APT to recognize musl-linux-<cpu> and hardened1-linux-<cpu> as linux-any.

For the record there is a matching logic in dose3 which works well in my
use case:
https://anonscm.debian.org/cgit/pkg-ocaml-maint/packages/dose3.git/tree/deb/architecture.ml

Cheers,
Balint