Re: nd/setup

> Nguyen Thai Ngoc Duy wrote:
>> 2010/4/8 Jonathan Nieder <jrnieder@gmail.com>:
>
>>> A few of the earlier patches seem iffy, though they all start with a
>>> correct idea.  For example, one of them changes the semantics of
>>> rev-parse --show-prefix without documenting it.  So I have been looking
>>
>> You meant "rev-parse --git-dir"?
>
> I meant --show-prefix.  ad36c84 (worktree setup: calculate prefix even
> if no worktree is found, 2010-04-05) teaches rev-parse to produce a
> nonempty prefix even when there is no workdir but didn’t update the
> documentation:
>
>    --show-prefix
>         When the command is invoked from a subdirectory, show the
>         path of the current directory relative to the top-level
>         directory.
>
> I suspect it’s a good change.  Git ought to correctly honor relative
> paths on the command line even when there is no work tree.  But the
> semantics are not clear any more --- when there is no top-level
> directory, what is the prefix relative to?
>
> Probably my other words of warning were also too extreme.  I have been
> using a copy of git with nd/setup included, and aside from the
> ls-remote problem I mentioned, I haven’t run into any trouble.