In special-display-popup-frame reset new frame's previous buffers to nil.

* window.el (special-display-popup-frame): When popping up a new frame
reset its previous buffers to nil.  Simplify code.

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index f1cdee00c975e82b29b49ef37afba0fc16c7cfd5..17000ca86974e021455cd74dd4cb84fce43fcaf4 100644 (file)
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -14,6 +14,8 @@
        * window.el (quit-window): Undedicate window when switching to
        previous buffer.  Reported by Thierry Volpiatto
        <thierry.volpiatto@gmail.com>.
+       (special-display-popup-frame): When popping up a new frame reset
+       its previous buffers to nil.  Simplify code.
 
 2011-09-21  Michael Albinus  <michael.albinus@gmx.de>
 

diff --git a/lisp/window.el b/lisp/window.el
index 21d02f76042a92a9d86606045bd2bd186c39b24f..843115d2e5c3ec94a39433a8630d20b7d52d0572 100644 (file)
--- a/lisp/window.el
+++ b/lisp/window.el
@@ -4104,14 +4104,16 @@ and (cdr ARGS) as second."
                special-display-buffer-names special-display-regexps)
           (display-buffer buffer)))
        ;; If no window yet, make one in a new frame.
-       (let ((frame
-             (with-current-buffer buffer
-               (make-frame (append args special-display-frame-alist)))))
-        (display-buffer-record-window
-         'frame (frame-selected-window frame) buffer)
-        (set-window-buffer (frame-selected-window frame) buffer)
-        (set-window-dedicated-p (frame-selected-window frame) t)
-        (frame-selected-window frame))))))
+       (let* ((frame
+              (with-current-buffer buffer
+                (make-frame (append args special-display-frame-alist))))
+             (window (frame-selected-window frame)))
+        (display-buffer-record-window 'frame window buffer)
+        (set-window-buffer window buffer)
+        ;; Reset list of WINDOW's previous buffers to nil.
+        (set-window-prev-buffers window nil)
+        (set-window-dedicated-p window t)
+        window)))))
 
 (defcustom special-display-function 'special-display-popup-frame
   "Function to call for displaying special buffers.