Re: metastore

> I however think your idea to have extra "permission information
> file" is very interesting.  What would be more palatable, than
> mucking with the core level git, would be to have an external
> command that takes two tree object names that tells it what the
> old and new trees our work tree is switching between, and have
> that command to:
> 
>  - inspect the diff-tree output to find out what were checked
>    out and might need their permission information tweaked;
> 
>  - inspect the differences between the "permission information
>    file" in these trees to find out what were _not_ checked out,
>    but still need their permission information tweaked.
> 
>  - tweak whatever external information you are interested in
>    expressing in your "permission information file" in the work
>    tree for the paths it discovered in the above two steps.
>    This step may involve actions specific to projects and call
>    hook scripts with <path, info from "permission information
>    file" for that path> tuples to carry out the actual tweaking.