diff options
Diffstat (limited to 'lisp')
| -rw-r--r-- | lisp/uniquify.el | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/lisp/uniquify.el b/lisp/uniquify.el index 7cc01687f49..ffb5ecc9024 100644 --- a/lisp/uniquify.el +++ b/lisp/uniquify.el @@ -246,7 +246,14 @@ this rationalization." (if (buffer-live-p (uniquify-item-buffer item)) item)) items))) - (setq fix-list (append fix-list items)))) + ;; Other buffer's `uniquify-managed' lists may share + ;; elements. Ensure that we don't add these elements more + ;; than once to this buffer's `uniquify-managed' list. + (let ((new-items nil)) + (dolist (item items) + (unless (memq item fix-list) + (push item new-items))) + (setq fix-list (append fix-list new-items))))) ;; selects buffers whose names may need changing, and others that ;; may conflict, then bring conflicting names together (uniquify-rationalize fix-list)))) |