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|
;;; tu-comment.el --- a comment out utility for Lisp programs.
;; Copyright (C) 1995,1996 MORIOKA Tomohiko
;; Author: MORIOKA Tomohiko <morioka@jaist.ac.jp>
;; Created: 1995/10/27
;; Version: $Id: tu-comment.el,v 4.0 1996/09/02 12:58:05 morioka Exp $
;; Keywords: comment, Lisp
;; This file is part of tl (Tiny Library).
;; This program 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 2, or (at
;; your option) any later version.
;; This program is distributed in the hope that it will be useful, but
;; WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
;; General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with this program; see the file COPYING. If not, write to
;; the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
;; Boston, MA 02111-1307, USA.
;;; Commentary:
;; - How to install.
;; 1. bytecompile this file and copy it to the apropriate directory.
;; 2. put the following lines to your ~/.emacs:
;; (autoload 'comment-sexp "tu-comment" nil t)
;; (global-set-key "\C-c\C-q" 'comment-sexp)
;; - How to use.
;; type `C-c C-q' at the beginning of S-expression you want to
;; comment out.
;;; Code:
(defvar comment-sexp-first-line-method-alist
'((emacs-lisp-mode . comment-sexp-middle-line-method-for-lisp)
(lisp-interaction-mode . comment-sexp-middle-line-method-for-lisp)
(lisp-mode . comment-sexp-middle-line-method-for-lisp)
(scheme-mode . comment-sexp-middle-line-method-for-lisp)
(c-mode . comment-sexp-first-line-method-for-c)
(c++-mode . comment-sexp-middle-line-method-for-c++)
))
(defvar comment-sexp-middle-line-method-alist
'((emacs-lisp-mode . comment-sexp-middle-line-method-for-lisp)
(lisp-interaction-mode . comment-sexp-middle-line-method-for-lisp)
(lisp-mode . comment-sexp-middle-line-method-for-lisp)
(scheme-mode . comment-sexp-middle-line-method-for-lisp)
(c-mode . comment-sexp-middle-line-method-for-c)
(c++-mode . comment-sexp-middle-line-method-for-c++)
))
(defvar comment-sexp-last-line-method-alist
'((emacs-lisp-mode . comment-sexp-last-line-method-for-dummy)
(lisp-interaction-mode . comment-sexp-last-line-method-for-dummy)
(lisp-mode . comment-sexp-last-line-method-for-dummy)
(scheme-mode . comment-sexp-last-line-method-for-dummy)
(c-mode . comment-sexp-last-line-method-for-c)
(c++-mode . comment-sexp-last-line-method-for-dummy)
))
(defun comment-sexp-middle-line-method-for-lisp ()
(insert ";; ")
)
(defun comment-sexp-middle-line-method-for-c++ ()
(insert "// ")
)
(defun comment-sexp-first-line-method-for-c ()
(insert "/* ")
)
(defun comment-sexp-middle-line-method-for-c ()
(insert " * ")
)
(defun comment-sexp-last-line-method-for-c (c)
(insert "\n")
(while (< 0 c)
(insert " ")
(setq c (1- c))
)
(insert " */")
)
(defun comment-sexp-last-line-method-for-dummy (c))
(defun comment-sexp ()
(interactive)
(let ((c (current-column))
(b (save-excursion
(beginning-of-line)
(point)))
(e (save-excursion
(forward-sexp)
(point)
))
)
(save-excursion
(save-restriction
(narrow-to-region b e)
(untabify b e)
(beginning-of-line)
(move-to-column c)
(funcall
(cdr (assq major-mode comment-sexp-first-line-method-alist)))
(forward-line)
(while (< (point) (point-max))
(beginning-of-line)
(move-to-column c)
(funcall
(cdr (assq major-mode comment-sexp-middle-line-method-alist)))
(forward-line)
)
(funcall
(cdr (assq major-mode comment-sexp-last-line-method-alist)) c)
))))
;;; tu-comment.el ends here
|
