(set-mark-command-repeat-pop): New variable.

(set-mark-command): Only interpret plan C-@ after a pop as a pop
if set-mark-command-repeat-pop is true.

diff --git a/lisp/simple.el b/lisp/simple.el
index a24fc8d03e684e83bc9471015508e86780f30445..68682a6552f5cd377a84a68e7d22c85f8b730770 100644 (file)
--- a/lisp/simple.el
+++ b/lisp/simple.el
@@ -3115,6 +3115,13 @@ Display `Mark set' unless the optional second arg NOMSG is non-nil."
       (unless nomsg
        (message "Mark activated")))))
 
+(defcustom set-mark-command-repeat-pop nil
+  "*Non-nil means that repeating \\[set-mark-command] after popping will pop.
+This means that if you type C-u \\[set-mark-command] \\[set-mark-command]
+will pop twice."
+  :type 'boolean
+  :group 'editing)
+
 (defun set-mark-command (arg)
   "Set mark at where point is, or jump to mark.
 With no prefix argument, set mark, and push old mark position on local
@@ -3147,10 +3154,13 @@ purposes.  See the documentation of `set-mark' for more information."
     (if arg
        (pop-to-mark-command)
       (push-mark-command t)))
-   ((eq last-command 'pop-to-mark-command)
+   ((and set-mark-command-repeat-pop
+        (eq last-command 'pop-to-mark-command))
     (setq this-command 'pop-to-mark-command)
     (pop-to-mark-command))
-   ((and (eq last-command 'pop-global-mark) (not arg))
+   ((and set-mark-command-repeat-pop
+        (eq last-command 'pop-global-mark)
+        (not arg))
     (setq this-command 'pop-global-mark)
     (pop-global-mark))
    (arg