summaryrefslogtreecommitdiff
path: root/lisp/emacs-lisp/ring.el
diff options
context:
space:
mode:
Diffstat (limited to 'lisp/emacs-lisp/ring.el')
-rw-r--r--lisp/emacs-lisp/ring.el10
1 files changed, 9 insertions, 1 deletions
diff --git a/lisp/emacs-lisp/ring.el b/lisp/emacs-lisp/ring.el
index 4b134801984..066b3b6b64a 100644
--- a/lisp/emacs-lisp/ring.el
+++ b/lisp/emacs-lisp/ring.el
@@ -1,12 +1,16 @@
;;; ring.el --- handle rings of marks
+;; Maintainer: FSF
+;; Last-Modified: 22 Apr 1991
+;; Keywords: extensions
+
;; Copyright (C) 1992 Free Software Foundation, Inc.
;; This file is part of GNU Emacs.
;; GNU Emacs is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
-;; the Free Software Foundation; either version 1, or (at your option)
+;; the Free Software Foundation; either version 2, or (at your option)
;; any later version.
;; GNU Emacs is distributed in the hope that it will be useful,
@@ -18,6 +22,8 @@
;; along with GNU Emacs; see the file COPYING. If not, write to
;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
+;;; Commentary:
+
;;; This code defines a ring data structure. A ring is a
;;; (hd-index tl-index . vector)
;;; list. You can insert to, remove from, and rotate a ring. When the ring
@@ -29,6 +35,8 @@
;;; These functions are used by the input history mechanism, but they can
;;; be used for other purposes as well.
+;;; Code:
+
(provide 'history)
(defun ring-p (x)