Re: [PATCH 2/5] diff --quiet

From: Johannes Schindelin <johannes.schindelin@gmx.de>
Date: Mar 15, 2007, 10:37 UTC
Message-ID: <Pine.LNX.4.63.0703151136470.22628@wbgn013.biozentrum.uni-wuerzburg.de>
In-Reply-To: <81b0412b0703150119l705eefb6h6af44b9452db83e2@mail.gmail.com>

Hi,

On Thu, 15 Mar 2007, Alex Riesen wrote:

Show 21 quoted lines

> On 3/15/07, Junio C Hamano <junkio@cox.net> wrote:
> > > Now I'm happy :)
> > >
> > > ~/linux$ time git diff-tree -r -s v2.6.16 v2.6.20
> > >
> > > real    0m0.137s
> > > user    0m0.117s
> > > sys     0m0.020s
> > > ~/linux$ time ~/projects/git-diff/git-diff-tree -r --quiet v2.6.16
> > v2.6.20
> > >
> > > real    0m0.006s
> > > user    0m0.000s
> > > sys     0m0.007s
> > 
> > You do not need diff-tree --quiet to do that!
> > 
> >         $ git-rev-parse v2.6.16^{tree} v2.6.20^{tree}
> > 
> 
> Why would I want to benchmark --quiet with rev-parse?

It is not benchmarking, but it is a faster solution: you can see if two trees are different by comparing their SHA-1s.

(That, however, works only if you do not want something like "git diff -w"...)

Ciao, Dscho