Mercurial > hg > xemacs-beta
comparison lisp/prim/cleantree.el @ 30:ec9a17fef872 r19-15b98
Import from CVS: tag r19-15b98
| author | cvs |
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| date | Mon, 13 Aug 2007 08:52:29 +0200 |
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| 29:7976500f47f9 | 30:ec9a17fef872 |
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| 1 ;;; cleantree.el --- Remove out of date .elcs in lisp directories | |
| 2 | |
| 3 ;; Copyright (C) 1997 by Free Software Foundation, Inc. | |
| 4 | |
| 5 ;; Author: Steven L Baur <steve@altair.xemacs.org> | |
| 6 ;; Keywords: internal | |
| 7 | |
| 8 ;; This file is part of XEmacs. | |
| 9 | |
| 10 ;; XEmacs is free software; you can redistribute it and/or modify it | |
| 11 ;; under the terms of the GNU General Public License as published by | |
| 12 ;; the Free Software Foundation; either version 2, or (at your option) | |
| 13 ;; any later version. | |
| 14 | |
| 15 ;; XEmacs is distributed in the hope that it will be useful, but | |
| 16 ;; WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 18 ;; General Public License for more details. | |
| 19 | |
| 20 ;; You should have received a copy of the GNU General Public License | |
| 21 ;; along with XEmacs; see the file COPYING. If not, write to the Free | |
| 22 ;; Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA | |
| 23 ;; 02111-1307, USA. | |
| 24 | |
| 25 ;;; Synched up with: Not in FSF | |
| 26 | |
| 27 ;;; Commentary: | |
| 28 | |
| 29 ;; This code is derived from Gnus based on a suggestion by | |
| 30 ;; David Moore <dmoore@ucsd.edu> | |
| 31 | |
| 32 ;;; Code: | |
| 33 | |
| 34 (defun remove-old-elc-1 (dir &optional seen) | |
| 35 (setq dir (file-name-as-directory dir)) | |
| 36 ;; Only scan this sub-tree if we haven't been here yet. | |
| 37 (unless (member (file-truename dir) seen) | |
| 38 (push (file-truename dir) seen) | |
| 39 ;; We descend recursively | |
| 40 (let ((dirs (directory-files dir t nil t)) | |
| 41 dir) | |
| 42 (while (setq dir (pop dirs)) | |
| 43 (when (and (not (member (file-name-nondirectory dir) '("." ".."))) | |
| 44 (file-directory-p dir)) | |
| 45 (remove-old-elc-1 dir seen)))) | |
| 46 ;; Do this directory. | |
| 47 (let ((files (directory-files dir t ".el$")) | |
| 48 file file-c) | |
| 49 (while (setq file (car files)) | |
| 50 (setq files (cdr files)) | |
| 51 (setq file-c (concat file "c")) | |
| 52 (when (and (file-exists-p file-c) | |
| 53 (file-newer-than-file-p file file-c)) | |
| 54 (message file-c) | |
| 55 (delete-file file-c)))))) | |
| 56 | |
| 57 ;;;###autoload | |
| 58 (defun batch-remove-old-elc () | |
| 59 (defvar command-line-args-left) | |
| 60 (unless noninteractive | |
| 61 (error "`batch-remove-old-elc' is to be used only with -batch")) | |
| 62 (let ((dir (car command-line-args-left))) | |
| 63 (message "Cleaning out of date .elcs in directory `%s'..." dir) | |
| 64 (remove-old-elc-1 dir) | |
| 65 (message "Cleaning out of date .elcs in directory `%s'...done" dir)) | |
| 66 (setq command-line-args-left nil)) | |
| 67 | |
| 68 ;;; cleantree.el ends here |