From: Josh England <jjengla@sandia.gov>
Date: Fri, 24 Aug 2007 08:19:58 GMT
Subject: Re: tracking perms/ownership
Message-ID: <1187943598.6357.99.camel@beauty>
In-Reply-To: <7vd4xds7oj.fsf@gitster.siamese.dyndns.org>

On Fri, 2007-08-24 at 00:39 -0700, Junio C Hamano wrote:
> "Josh England" <jjengla@sandia.gov> writes:
> 
> > That's ok.  Any place to store the data is fine by me.  I'm just
> > concerned about some comments I saw in attrs.c <line13>:
> > /*
> > The basic design decision here is that we are not going to have insanely
> > large number of attributes.
> > This is a randomly chosen prime.
> > */
> > #define HASHSIZE 257
> 
> That talks about the size of the vocabulary of attribute names,
> such as "diff", "crlf", "merge".  IIRC, you need two more
> (owner, perm) or maybe three (group), not 150k.

OK that's comforting.  The 150k above though is not # of attribute
*types* (perms/uid/gid or whatever), it is number of attribute *entries*
in a .gitattributes file (eg:  /etc/sudoers  mode=0440 uid=0 gid=0).
Hopefully it shouldn't actually be as high as 150k, i don't know.

-JE