bug#23769: 25.0.95; Mode Line breakage in vc-git

[Phillip Lord]

Dmitry Gutov <dgutov@yandex.ru> writes:

> On 06/16/2016 02:25 PM, Dmitry Gutov wrote:
>> If new arguments arise in favor of this, we
>> can do it, but so far unsetting GIT_DIR seems like the cheapest option.
>> Like this:
>
> Actually, this is better. The previous one broke vc-git. :)
>
> diff --git a/lisp/vc/vc-git.el b/lisp/vc/vc-git.el
> index f35c84d..2b827a3 100644
> --- a/lisp/vc/vc-git.el
> +++ b/lisp/vc/vc-git.el
> @@ -1451,6 +1451,7 @@ vc-git--call
>       (coding-system-for-write
>           (or coding-system-for-write vc-git-commits-coding-system))
>       (process-environment (cons "PAGER=" process-environment)))
> +    (setenv "GIT_DIR" nil)
>      (apply 'process-file vc-git-program nil buffer nil command args)))
>
>  (defun vc-git--out-ok (command &rest args)

This just sets GIT_DIR nil globally right? It does appear to work, but
is it not a bit blunt.

Phil