From: Gerd Moellmann <gerd@gnu.org>
Date: Wed, 26 Apr 2000 17:33:40 +0000 (+0000)
Subject: (add-minor-mode): New function.
X-Git-Tag: emacs-pretest-21.0.90~4132
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=d7d47268cc8f5df63e1d68fedce83f91127d8074;p=emacs.git

(add-minor-mode): New function.
---

diff --git a/lisp/subr.el b/lisp/subr.el
index 88526bd98cc..fd2f968dc20 100644
--- a/lisp/subr.el
+++ b/lisp/subr.el
@@ -1485,4 +1485,19 @@ If DIR-FLAG is non-nil, create a new empty directory instead of a file."
       nil)
     file))
 
+
+(defun add-minor-mode (symbol name map)
+  "Register a new minor mode.
+SYMBOL is the name of a buffer-local variable that is toggled on
+or off to say whether the minor mode is active or not.  NAME is the
+string that will appear in the mode line when the minor mode is
+active.  MAP is the keymap for the minor mode."
+  (make-local-variable symbol)
+  (setq symbol t)
+  (unless (assq symbol minor-mode-alist)
+    (add-to-list 'minor-mode-alist (list symbol name)))
+  (unless (assq symbol minor-mode-map-alist)
+    (add-to-list 'minor-mode-map-alist (cons symbol map))))
+
+
 ;;; subr.el ends here