Re: Specifying %{variable} in control file for use in post inst?
On Thu, Apr 29, 2010 at 5:11 PM, Russ Allbery <rra@debian.org> wrote:
> Ignacio Valdes <ivaldes@hal-pc.org> writes:
>> On Thu, Apr 29, 2010 at 3:55 PM, Russ Allbery <rra@debian.org> wrote:
>>> Ignacio Valdes <ivaldes@hal-pc.org> writes:
>
>>>> So what is the usual method of accessing control file values such as
>>>> Package: in postinst?
>
>>> Generally, you don't, since generally there's no reason to do so. I
>>> can't say I've ever had any reason to want to do that in any of the
>>> Debian packages I maintain.
>
>> Introspection isn't a particularly exotic function.
>
> This discussion is missing a motivating application. The glimmers that
> I've gotten from your original discussion seemed to me like a basically
> incorrect design, leading to needing features that wouldn't be required by
> a better design. But I can't tell for sure since I'm not sure what you're
> really trying to do.
>
> As a general rule of thumb, if you're writing complex postinst code,
> you're doing something wrong. There are exceptions, but not a lot of
> them, and mostly for very complex packages.
>
It is a very complex, large package.
Does anyone know the mechanics of doing introspection in postinst for
the control file defined variables?
-- IV
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