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

[Phillip Lord]

Noam Postavsky <npostavs@users.sourceforge.net> writes:

> On Thu, Jun 16, 2016 at 12:06 PM, Dmitry Gutov <dgutov@yandex.ru> wrote:
>> 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)
>>
>
> I think you want (cons "GIT_DIR" ...) [without "="], using setenv can
> modify the process-environment list by side-effect.

Confused. Can you right a full patch?

Phil