Re: [gentoo-dev] wxGTK {up|down}grade loop

[Andrew Gaffney <agaffney@technaut.darktalker.net>]

Paul de Vrieze wrote:
>>I've seen this kind of thing a few times before, most notably with avifile
>>and drip. In this case, there is an update available for wxGTK, so portage
>>upgrades it. Unfortunately, there is some program installed that requires
>>on a version of wxGTK <=2.4.0, so portage downgrades it to not break the
>>other program. I consider this behavior a portage bug, but as far as I
>>know, there is currently no easy way to prevent this from happening.
> 
> 
> To fix this problem we need a dependency checker that works with the whole 
> installed tree, and validates it. We currently don't have such a checker and 
> the current checker cannot be adapted to do that either. The problem is that 
> it is very hard to make a checker to do forward and backward dependency 
> checking and still being efficient.
> 
> We are working on this, and it is certainly high on our list of desired 
> features, but currently there is not much to fix this.

I'm not very good with Python, but I'm interested in helping to design a better dependency 
checker. Could you give me a summary of the way the checker currently works or point me to 
a document that describes it? Or should I just learn Python?

-- 
Andrew Gaffney


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