X-Git-Url: https://code.delx.au/gnu-emacs/blobdiff_plain/11fdef7d0cf3ef1ce30d1cd09ca9ca9a2b099d20..651182d070bfbb22a47133adf8d90c849e5e6467:/lisp/help-macro.el

diff --git a/lisp/help-macro.el b/lisp/help-macro.el
index 8efb99d42d..eb2f6249ce 100644
--- a/lisp/help-macro.el
+++ b/lisp/help-macro.el
@@ -1,9 +1,9 @@
 ;;; help-macro.el --- makes command line help such as help-for-help
 
-;; Copyright (C) 1993-1994, 2001-2011 Free Software Foundation, Inc.
+;; Copyright (C) 1993-1994, 2001-2016 Free Software Foundation, Inc.
 
 ;; Author: Lynn Slater <lrs@indetech.com>
-;; Maintainer: FSF
+;; Maintainer: emacs-devel@gnu.org
 ;; Created: Mon Oct  1 11:42:39 1990
 ;; Adapted-By: ESR
 ;; Package: emacs
@@ -69,6 +69,10 @@
 
 (require 'backquote)
 
+;; This needs to be autoloaded because it is used in the
+;; make-help-screen macro.  Using (bound-and-true-p three-step-help)
+;; is not an acceptable alternative, because nothing loads help-macro
+;; in a normal session, so any user customization would never be applied.
 ;;;###autoload
 (defcustom three-step-help nil
   "Non-nil means give more info about Help command in three steps.
@@ -130,11 +134,11 @@ and then returns."
 		   (when (or (eq char ??) (eq char help-char)
 			     (memq char help-event-list))
 		     (setq config (current-window-configuration))
-		     (switch-to-buffer-other-window "*Help*")
+		     (pop-to-buffer " *Metahelp*" nil t)
 		     (and (fboundp 'make-frame)
-			  (not (eq (window-frame (selected-window))
+			  (not (eq (window-frame)
 				   prev-frame))
-			  (setq new-frame (window-frame (selected-window))
+			  (setq new-frame (window-frame)
 				config nil))
 		     (setq buffer-read-only nil)
 		     (let ((inhibit-read-only t))
@@ -184,9 +188,12 @@ and then returns."
 			     (when config
 			       (set-window-configuration config)
 			       (setq config nil))
-			     ;; `defn' must make sure that its frame is
-			     ;; selected, so we won't iconify it below.
-			     (call-interactively defn)
+			     ;; Temporarily rebind `minor-mode-map-alist'
+			     ;; to `new-minor-mode-map-alist' (Bug#10454).
+			     (let ((minor-mode-map-alist new-minor-mode-map-alist))
+			       ;; `defn' must make sure that its frame is
+			       ;; selected, so we won't iconify it below.
+			       (call-interactively defn))
 			     (when new-frame
 			       ;; Do not iconify the selected frame.
 			       (unless (eq new-frame (selected-frame))