From: Nicolas Pitre <nico@cam.org>
Date: Fri, 13 Oct 2006 21:58:43 GMT
Subject: Re: [PATCH 2/2] git-repack: -b to pass --delta-base-offset
Message-ID: <Pine.LNX.4.64.0610131757050.2435@xanadu.home>
In-Reply-To: <7v64endi6x.fsf@assigned-by-dhcp.cox.net>

On Fri, 13 Oct 2006, Junio C Hamano wrote:

> Nicolas Pitre <nico@cam.org> writes:
> 
> > On Thu, 12 Oct 2006, Junio C Hamano wrote:
> >
> >> This new option makes the resulting pack express the delta base
> >> with more compact "offset" format.
> >
> > Actually I thought about making it the default whenever git-pack-objects 
> > supported it, and use a negative option with git-repack to disable it 
> > instead.
> >
> > The fact is that there is little reason for not using delta base offsets 
> > in most cases and specifying -b all the time would become more of an 
> > annoyance.
> >
> > What do you think?
> 
> The only time it matters is if the packs in repository being
> repacked needs to be readable by older git, which I think is
> only when somebody with older git uses commit walkers to
> download the pack into a remote repository to use.  Using or not
> using delta-base-offset is tied to each repository, and in a
> sense that is similar to "repository format version".
> 
> So how about
> 
> 	[core]
>         	repackUseDeltaBase = true

I agree, although "repackUseDeltaBase" is a bit vague as both delta 
types do use a delta base.


Nicolas