[oe] [RFC] Handling of virtual/* namespace in packages

[Koen Kooi]

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Marcin Juszkiewicz schreef:
> In OpenedHand we got hit by virtual/update-alternatives and packaging. 
> Poky contains two providers for virtual/u-a:
> 
> 1. update-alternatives-cworth
> 2. update-alternatives-dpkg
> 
> First one comes from IPKG source and is written in pure shell. Second one 
> is in Perl so it fetch too much to be usable.
> 
> The problem comes when you build both of them (it happens on our 
> autobuilder due to 'world' build) - package manager (ipkg) selects random 
> one - in our case it is always 'update-alternatives-dpkg' so generated 
> rootfs is too big to be usable.

Heh, I asked about that a while back and was told "everything works in poky". So much for
'working' ;)

> Solution which came to my mind is quite simple. Our distro (Poky) already 
> prefers 'u-a-cworth' as provider for 'virtual/update-alternatives'. So if 
> package depends on 'virtual/update-alternatives' then let package.bbclass 
> mangle its dependencies in such way that 'u-a-cworth' (preferred by 
> distro) would be writen in package.
> 
> What do you think about it?

Sounds like a good idea.

regards,

KOen


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