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

[Dmitry Gutov]

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)