Re: [PATCH] rev-parse --git-path: fix output when running in a subdirectory

> On Wed, Feb 8, 2017 at 7:17 PM, Johannes Schindelin
> <johannes.schindelin@gmx.de> wrote:
>> In addition to making git_path() aware of certain file names that need
>> to be handled differently e.g. when running in worktrees, the commit
>> 557bd833bb (git_path(): be aware of file relocation in $GIT_DIR,
>> 2014-11-30) also snuck in a new option for `git rev-parse`:
>> `--git-path`.
>>
>> On the face of it, there is no obvious bug in that commit's diff: it
>> faithfully calls git_path() on the argument and prints it out, i.e. `git
>> rev-parse --git-path <filename>` has the same precise behavior as
>> calling `git_path("<filename>")` in C.
>>
>> The problem lies deeper, much deeper. In hindsight (which is always
>> unfair), implementing the .git/ directory discovery in
>> `setup_git_directory()` by changing the working directory may have
>> allowed us to avoid passing around a struct that contains information
>> about the current repository, but it bought us many, many problems.
>
> Relevant thread in the past [1] which fixes both --git-path and
> --git-common-dir. I think the author dropped it somehow (or forgot
> about it, I know I did). Sorry can't comment on that thread, or this
> patch, yet.