Re: [GSoC Patch v6 7/7] repo: add path.cdup

>
> K Jayatheerth <jayatheerthkulkarni2005@gmail.com> writes:
>
> > Scripts sometimes need the relative path from the current working
> > directory to the repository's working tree root (cdup). While this
> > information can be retrieved through `git rev-parse --show-cdup`,
> > `git repo info` does not currently expose it as a scriptable key.
> >  [...]
> > +`path.cdup`::
> > +     The path to the root of the working tree relative to the current
> > +     working directory. Returns the empty string when the current
> > +     working directory is the root of the working tree.
>
> What happens when the current working directory is outside the
> working tree?  For example:
>
>     $ GIT_WORK_TREE=/tmp/x; export GIT_WORK_TREE
>     $ GIT_DIR=$(pwd)/.git; export GIT_DIR
>
> The current implementation yields an empty string:
>
>     $ git repo info path.cdup
>     path.cdup=
>
> However, 'git rev-parse --show-cdup' produces:
>
>     $ git rev-parse --show-cdup
>     /var/tmp/x
>
> Whether this discrepancy matters is unclear.  However, if the goal
> is to consolidate all repository path-related items under the
> 'git repo info' umbrella, this difference sticks out.