lisp/play/*.el: Lexical-binding cleanup.

[bpt/emacs.git] / lisp / play / solitaire.el

diff --git a/lisp/play/solitaire.el b/lisp/play/solitaire.el
index 9d6a0ef..722c3b4 100644 (file)
--- a/lisp/play/solitaire.el
+++ b/lisp/play/solitaire.el
@@ -126,7 +126,7 @@ the game is over, or off, if you are working on a slow machine."
   '(solitaire-left solitaire-right solitaire-up solitaire-down))
 
 ;;;###autoload
-(defun solitaire (arg)
+(defun solitaire (_arg)
   "Play Solitaire.
 
 To play Solitaire, type \\[solitaire].
@@ -196,14 +196,15 @@ Pick your favourite shortcuts:
 
   (interactive "P")
   (switch-to-buffer "*Solitaire*")
-  (setq buffer-read-only t)
-  (setq solitaire-stones 32)
-  (solitaire-insert-board)
-  (solitaire-build-modeline)
-  (goto-char (point-max))
-  (setq solitaire-center (search-backward "."))
-  (setq buffer-undo-list (list (point)))
-  (solitaire-mode))
+  (let ((inhibit-read-only t))
+    (solitaire-mode)
+    (setq buffer-read-only t)
+    (setq solitaire-stones 32)
+    (solitaire-insert-board)
+    (solitaire-build-modeline)
+    (goto-char (point-max))
+    (setq solitaire-center (search-backward "."))
+    (setq buffer-undo-list (list (point)))))
 
 (defun solitaire-build-modeline ()
   (setq mode-line-format
@@ -392,7 +393,7 @@ which a stone will be taken away) and target."
                solitaire-valid-directions)))
        count))))
 
-(defun solitaire-do-check (&optional arg)
+(defun solitaire-do-check (&optional _arg)
   "Check for any possible moves in Solitaire."
   (interactive "P")
   (let ((moves (solitaire-check)))