Re: Merge with git-pasky II.

From: C. Scott Ananian <cscott@cscott.net>
Date: Apr 15, 2005, 16:31 UTC
Message-ID: <Pine.LNX.4.61.0504151230180.27637@cag.csail.mit.edu>
In-Reply-To: <1113580881.27227.73.camel@hades.cambridge.redhat.com>

On Fri, 15 Apr 2005, David Woodhouse wrote:

> given piece of content. Also because we actually have the developer's
> attention at commit time, and we can get _real_ answers from the user
> about what she was doing, instead of having to guess.

Yes, but it's still hard to get *accurate* information. And developers tend to use very short commit messages already...

> But if it can be done cheaply enough at a later date even though we end
> up repeating ourselves, and if it can be done _well_ enough that we
> shouldn't have just asked the user in the first place, then yes, OK I
> agree.

I think examining the rsync algorithms should convince you that finding 
common chunks can be fairly efficient.  (See my next message for a more 
concrete proposal.)
  --scott

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