Re: [gentoo-dev] [RFC] multiversion ebuilds

[Dennis Schridde <devurandom@gmx.net>]

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On Saturday, 12 May 2018 16:36:13 CEST Gerion Entrup wrote:
> Am Samstag, 12. Mai 2018, 16:21:26 CEST schrieb Ulrich Mueller:
> > >>>>> On Sat, 12 May 2018, Gerion Entrup wrote:
> > > - The size of the tree reduces.
> > 
> > I very much doubt that (or at least it remains to be proven).
> > 
> > Currently, when an ebuild is copied for a version bump, it will reuse
> > the same blob in the Git repository. With the scheme above, you would
> > have to modify the ebuild, which would add a new blob for every
> > version bump.
> 
> You are right, I've not thought about that. However, this is only true for
> the repository not for the rsync copy most(?) users have and not for a
> checkout.

As I understand it, rsync will indeed re-use blocks from existing files on the 
receiver [1], and hence copy files with the same content only once.

--Dennis

[1]: http://www.anchor.com.au/blog/2013/08/out-tridging-tridge/

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