diff options
Diffstat (limited to 'lisp/vc.el')
-rw-r--r-- | lisp/vc.el | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/lisp/vc.el b/lisp/vc.el index 54f71fb0d9..c68973505e 100644 --- a/lisp/vc.el +++ b/lisp/vc.el @@ -640,6 +640,8 @@ merge in the changes into your working copy." "Register the current file into your version-control system." (interactive "P") (let ((master (vc-name buffer-file-name))) + (or buffer-file-name + (error "No visited file")) (and master (file-exists-p master) (error "This file is already registered")) (and master |