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emacs/lisp/cus-dep.el
1997-08-25 06:41:17 +00:00

101 lines
3.0 KiB
EmacsLisp

;;; cus-dep.el --- Find customization dependencies.
;;
;; Copyright (C) 1997 Free Software Foundation, Inc.
;;
;; Author: Per Abrahamsen <abraham@dina.kvl.dk>
;; Keywords: internal
;; 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 2, 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
;; 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 GNU Emacs; see the file COPYING. If not, write to the
;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
;; Boston, MA 02111-1307, USA.
;;; Code:
(require 'cl)
(require 'widget)
(require 'cus-face)
(defun custom-make-dependencies ()
"Batch function to extract custom dependencies from .el files.
Usage: emacs -batch -l ./cus-dep.el -f custom-make-dependencies DIRS"
(let ((enable-local-eval nil)
(all-subdirs command-line-args-left)
(start-directory default-directory))
(get-buffer-create " cus-dep temp")
(set-buffer " cus-dep temp")
(while all-subdirs
(message "Directory %s" (car all-subdirs))
(let ((files (directory-files (car all-subdirs) nil "\\`[^=].*\\.el\\'"))
(default-directory default-directory)
file)
(cd (car all-subdirs))
(while files
(setq file (car files)
files (cdr files))
(when (file-exists-p file)
(erase-buffer)
(insert-file-contents file)
(goto-char (point-min))
(string-match "\\`\\(.*\\)\\.el\\'" file)
(let ((name (file-name-nondirectory (match-string 1 file))))
(condition-case nil
(while (re-search-forward "^(defcustom\\|^(defface\\|^(defgroup"
nil t)
(beginning-of-line)
(let ((expr (read (current-buffer))))
(eval expr)
(put (nth 1 expr) 'custom-where name)))
(error nil)))))
(setq all-subdirs (cdr all-subdirs)))))
(message "Generating cus-load.el...")
(find-file "cus-load.el")
(erase-buffer)
(insert "\
;;; cus-load.el --- automatically extracted custom dependencies
;;
;;; Code:
")
(mapatoms (lambda (symbol)
(let ((members (get symbol 'custom-group))
item where found)
(when members
(while members
(setq item (car (car members))
members (cdr members)
where (get item 'custom-where))
(unless (or (null where)
(member where found))
(if found
(insert " ")
(insert "(put '" (symbol-name symbol)
" 'custom-loads '("))
(prin1 where (current-buffer))
(push where found)))
(when found
(insert "))\n"))))))
(insert "\
\(provide 'cus-load)
;;; cus-load.el ends here\n")
(let ((kept-new-versions 10000000))
(save-buffer))
(message "Generating cus-load.el...done")
(kill-emacs))
;;; cus-dep.el ends here