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emacs/lisp/cus-dep.el
Richard M. Stallman c2383d2de9 Comment change.
1997-04-21 03:53:02 +00:00

91 lines
2.6 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)
(load-file "widget.el")
(load-file "custom.el")
(load-file "cus-face.el")
(defun custom-make-dependencies ()
"Batch function to extract custom dependencies from .el files.
Usage: emacs -batch -l ./cus-dep.el -f custom-make-dependencies"
(let ((enable-local-eval nil)
(files (directory-files "" nil "\\`[^=].*\\.el\\'" t))
file)
(while files
(setq file (car files)
files (cdr files))
(message "Checking %s..." file)
(set-buffer (find-file-noselect file))
(goto-char (point-min))
(string-match "\\`\\(.*\\)\\.el\\'" file)
(condition-case nil
(let ((name (file-name-nondirectory (match-string 1 file))))
(while t
(let ((expr (read (current-buffer))))
(when (and (listp expr)
(memq (car expr) '(defcustom defface defgroup)))
(eval expr)
(put (nth 1 expr) 'custom-where name)))))
(error nil))
(kill-buffer (current-buffer))))
(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")
(save-buffer)
(message "Generating cus-load.el...done"))
;;; cus-dep.el ends here