X-Git-Url: https://code.delx.au/gnu-emacs/blobdiff_plain/b578f267af27af50e3c091f8c9c9eee939b69978..ae5a0dd403ca1ca8d4b8d100c8d92ba3eea04695:/lisp/derived.el

diff --git a/lisp/derived.el b/lisp/derived.el
index d27c2b333f..d50ac6d288 100644
--- a/lisp/derived.el
+++ b/lisp/derived.el
@@ -1,4 +1,4 @@
-;;; derived.el -- allow inheritance of major modes.
+;;; derived.el --- allow inheritance of major modes.
 ;;; (formerly mode-clone.el)
 
 ;; Copyright (C) 1993, 1994 Free Software Foundation, Inc.
@@ -143,30 +143,31 @@ been generated automatically, with a reference to the keymap."
   (setq docstring (or docstring (derived-mode-make-docstring parent child)))
 
   (` (progn 
-       (derived-mode-init-mode-variables (quote (, child)))
+       (derived-mode-init-mode-variables '(, child))
+       (put '(, child) 'derived-mode-parent '(, parent))
        (defun (, child) ()
 	 (, docstring)
 	 (interactive)
 					; Run the parent.
 	 ((, parent))
 					; Identify special modes.
-	 (if (get (quote (, parent)) 'special)
-	     (put (quote (, child)) 'special t))
+	 (if (get '(, parent) 'special)
+	     (put '(, child) 'special t))
 					; Identify the child mode.
-	 (setq major-mode (quote (, child)))
+	 (setq major-mode '(, child))
 	 (setq mode-name (, name))
 					; Set up maps and tables.
-	 (derived-mode-set-keymap (quote (, child)))
-	 (derived-mode-set-syntax-table (quote (, child)))
-	 (derived-mode-set-abbrev-table (quote (, child)))
+	 (derived-mode-set-keymap '(, child))
+	 (derived-mode-set-syntax-table '(, child))
+	 (derived-mode-set-abbrev-table '(, child))
 					; Splice in the body (if any).
 	 (,@ body)
 ;;;					; Run the setup function, if
 ;;;					; any -- this will soon be
 ;;;					; obsolete.
-;;;	 (derived-mode-run-setup-function (quote (, child)))
+;;;	 (derived-mode-run-setup-function '(, child))
 					; Run the hooks, if any.
-	 (derived-mode-run-hooks (quote (, child)))))))
+	 (derived-mode-run-hooks '(, child))))))
 
 
 ;; PUBLIC: find the ultimate class of a derived mode.
@@ -331,11 +332,7 @@ be automatic inheritance."
 (defun derived-mode-merge-syntax-tables (old new)
   "Merge an old syntax table into a new one.
 Where the new table already has an entry, nothing is copied from the old one."
-  (map-char-table
-   (function (lambda (key value)
-	       (or (char-table-range new key)
-		   (set-char-table-range new key value))))
-   old))
+  (set-char-table-parent new old))
 
 ;; Merge an old abbrev table into a new one.
 ;; This function requires internal knowledge of how abbrev tables work,