Re: [RFC PATCH 00/12] Sparse checkout

> Hi,
>
>  On Thu, 24 Jul 2008, Nguyen Thai Ngoc Duy wrote:
>
>
> > On 7/24/08, Johannes Schindelin <Johannes.Schindelin@gmx.de> wrote:
>  > >  > > No, I did mean the index.  This is an attribute of the index:
>  > >  > > either it is sparsely checked out or not.  You can even have
>  > >  > > multiple indices (switching between them by setting
>  > >  > > GIT_INDEX_FILE) which have different prefixes.
>  > >  >
>  > >  > I don't think so. It's a mask for workdir, right? If you save it it
>  > >  > index, you can switch index and the prefix as well, but workdir
>  > >  > only has several subtrees that do not fit any other prefix than the
>  > >  > original prefix.
>  > >
>  > >
>  > > Ah, you adroitly avoided addressing the issue that the user can change
>  > > the prefix without the index ever noticing.
>  >
>  > Forgive my ignorance. I still do not get why index must notice prefix
>  > change? The only reason I can think of is that we must make sure there
>  > won't be any user-modification in index outside the prefix. But that can
>  > be guarded from higher level (plumbings and porcelains) because index is
>  > allowed to have modification outside sparse prefix (auto-merged
>  > entries).
>
>
> Why do you want to guard it from the outside?  When the obvious fix is to
>  put together what belongs together?