;;; newcomment.el --- (un)comment regions of buffers
;; Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004,
-;; 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
+;; 2005, 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
;; Author: code extracted from Emacs-20's simple.el
;; Maintainer: Stefan Monnier <monnier@iro.umontreal.ca>
;; This file is part of GNU Emacs.
-;; GNU Emacs is free software; you can redistribute it and/or modify
+;; 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 3, or (at your option)
-;; any later version.
+;; the Free Software Foundation, either version 3 of the License, or
+;; (at your option) any later version.
;; GNU Emacs is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
-;; along with GNU Emacs; see the file COPYING. If not, write to the
-;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
-;; Boston, MA 02110-1301, USA.
+;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
;;;###autoload(put 'comment-end-skip 'safe-local-variable 'string-or-null-p)
;;;###autoload
-(defvar comment-end ""
+(defvar comment-end (purecopy "")
"*String to insert to end a new comment.
Should be an empty string if comments are terminated by end-of-line.")
;;;###autoload(put 'comment-end 'safe-local-variable 'string-or-null-p)
comment starters, but not one-character comment starters.")
;;;###autoload
-(defcustom comment-style 'indent-or-triple
+(defcustom comment-style 'indent
"Style to be used for `comment-region'.
See `comment-styles' for a list of available styles."
:type (if (boundp 'comment-styles)
`(choice ,@(mapcar (lambda (s) `(const ,(car s)))
comment-styles))
'symbol)
+ :version "23.1"
:group 'comment)
;;;###autoload
-(defcustom comment-padding " "
+(defcustom comment-padding (purecopy " ")
"Padding string that `comment-region' puts between comment chars and text.
Can also be an integer which will be automatically turned into a string
of the corresponding number of spaces.
;; comment-end = ""
(progn (backward-char) (skip-syntax-backward " "))
(cond
- ((save-restriction
- (narrow-to-region (line-beginning-position) (point))
- (goto-char (point-min))
- (re-search-forward (concat comment-end-skip "\\'") nil t))
+ ((save-excursion
+ (save-restriction
+ (narrow-to-region (line-beginning-position) (point))
+ (goto-char (point-min))
+ (re-search-forward (concat comment-end-skip "\\'") nil t)))
(goto-char (match-beginning 0)))
;; comment-end-skip not found probably because it was not set
;; right. Since \\s> should catch the single-char case, let's
;;;###autoload
(defun comment-kill (arg)
- "Kill the comment on this line, if any.
+ "Kill the first comment on this line, if any.
With prefix ARG, kill comments on that many lines starting with this one."
(interactive "P")
(comment-normalize-vars)
With just \\[universal-argument] prefix arg, uncomment each line in region BEG .. END.
Numeric prefix ARG means use ARG comment characters.
If ARG is negative, delete that many comment characters instead.
-By default, comments start at the left margin, are terminated on each line,
-even for syntax in which newline does not end the comment and blank lines
-do not get comments. This can be changed with `comment-style'.
-The strings used as comment starts are built from
-`comment-start' without trailing spaces and `comment-padding'."
+The strings used as comment starts are built from `comment-start'
+and `comment-padding'; the strings used as comment ends are built
+from `comment-end' and `comment-padding'.
+
+By default, the `comment-start' markers are inserted at the
+current indentation of the region, and comments are terminated on
+each line (even for syntaxes in which newline does not end the
+comment and blank lines do not get comments). This can be
+changed with `comment-style'."
(interactive "*r\nP")
(comment-normalize-vars)
(if (> beg end) (let (mid) (setq mid beg beg end end mid)))
(buffer-substring (point)
(progn (move-to-left-margin)
(point)))))))))))))
-
+
;;;###autoload
(defun comment-indent-new-line (&optional soft)
;; don't do anything (unless no comment syntax is defined).
(unless (and comment-start
comment-auto-fill-only-comments
- (not (interactive-p))
+ (not (called-interactively-p 'interactive))
(not (save-excursion
(prog1 (setq compos (comment-beginning))
(setq comin (point))))))