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emacs/lisp/cus-dep.el
Stefan Monnier f58e0fd503 Reduce use of (require 'cl).
* admin/bzrmerge.el: Use cl-lib.
* leim/quail/hangul.el: Don't require CL.
* leim/quail/ipa.el: Use cl-lib.
* vc/smerge-mode.el, vc/pcvs.el, vc/pcvs-util.el, vc/pcvs-info.el:
* vc/diff-mode.el, vc/cvs-status.el, uniquify.el, scroll-bar.el:
* register.el, progmodes/sh-script.el, net/gnutls.el, net/dbus.el:
* msb.el, mpc.el, minibuffer.el, international/ucs-normalize.el:
* international/quail.el, info-xref.el, imenu.el, image-mode.el:
* font-lock.el, filesets.el, edmacro.el, doc-view.el, bookmark.el:
* battery.el, avoid.el, abbrev.el: Use cl-lib.
* vc/pcvs-parse.el, vc/pcvs-defs.el, vc/log-view.el, vc/log-edit.el:
* vc/diff.el, simple.el, pcomplete.el, lpr.el, comint.el, loadhist.el:
* jit-lock.el, international/iso-ascii.el, info.el, frame.el, bs.el:
* emulation/crisp.el, electric.el, dired.el, cus-dep.el, composite.el:
* calculator.el, autorevert.el, apropos.el: Don't require CL.
* emacs-bytecomp.el (byte-recompile-directory, display-call-tree)
(byte-compile-unfold-bcf, byte-compile-check-variable):
* emacs-byte-opt.el (byte-compile-trueconstp)
(byte-compile-nilconstp):
* emacs-autoload.el (make-autoload): Use pcase.
* face-remap.el (text-scale-adjust): Simplify pcase patterns.
2012-07-10 07:51:54 -04:00

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;;; cus-dep.el --- find customization dependencies
;;
;; Copyright (C) 1997, 2001-2012 Free Software Foundation, Inc.
;;
;; Author: Per Abrahamsen <abraham@dina.kvl.dk>
;; Keywords: internal
;; Package: emacs
;; 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 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
;; 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. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
;;; Code:
(require 'widget)
(require 'cus-face)
(defvar generated-custom-dependencies-file "cus-load.el"
"Output file for `custom-make-dependencies'.")
;; See finder-no-scan-regexp in finder.el.
(defvar custom-dependencies-no-scan-regexp "\\(^\\.#\\|\\(loaddefs\\|\
ldefs-boot\\|cus-load\\|finder-inf\\|esh-groups\\|subdirs\\)\\.el$\\)"
"Regexp matching file names not to scan for `custom-make-dependencies'.")
(autoload 'autoload-rubric "autoload")
(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)
subdir)
(with-temp-buffer
;; Use up command-line-args-left else Emacs can try to open
;; the args as directories after we are done.
(while (setq subdir (pop command-line-args-left))
(message "Directory %s" subdir)
(let ((files (directory-files subdir nil "\\`[^=].*\\.el\\'"))
(default-directory (expand-file-name subdir))
(preloaded (concat "\\`"
(regexp-opt (mapcar
'file-name-base
preloaded-file-list) t)
"\\.el\\'")))
(dolist (file files)
(unless (or (string-match custom-dependencies-no-scan-regexp file)
(string-match preloaded file)
(not (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)))
(load-file-name file))
(if (save-excursion
(re-search-forward
(concat "(provide[ \t\n]+\\('\\|(quote[ \t\n]\\)[ \t\n]*"
(regexp-quote name) "[ \t\n)]")
nil t))
(setq name (intern name)))
(condition-case nil
(while (re-search-forward
"^(def\\(custom\\|face\\|group\\)" nil t)
(beginning-of-line)
(let ((expr (read (current-buffer))))
(condition-case nil
(let ((custom-dont-initialize t))
(eval expr)
(put (nth 1 expr) 'custom-where name))
(error nil))))
(error nil)))))))))
(message "Generating %s..." generated-custom-dependencies-file)
(set-buffer (find-file-noselect generated-custom-dependencies-file))
(setq buffer-undo-list t)
(erase-buffer)
(insert (autoload-rubric generated-custom-dependencies-file
"custom dependencies" t))
(search-backward " ")
(mapatoms (lambda (symbol)
(let ((members (get symbol 'custom-group))
where found)
(when members
(dolist (member
;; So x and no-x builds won't differ.
(sort (mapcar 'car members) 'string<))
(setq where (get member 'custom-where))
(unless (or (null where)
(member where found))
(push where found)))
(when found
(insert "(put '" (symbol-name symbol)
" 'custom-loads '")
(prin1 (nreverse found) (current-buffer))
(insert ")\n"))))))
(insert "\
;; These are for handling :version. We need to have a minimum of
;; information so `customize-changed-options' could do its job.
;; For groups we set `custom-version', `group-documentation' and
;; `custom-tag' (which are shown in the customize buffer), so we
;; don't have to load the file containing the group.
;; `custom-versions-load-alist' is an alist that has as car a version
;; number and as elts the files that have variables or faces that
;; contain that version. These files should be loaded before showing
;; the customization buffer that `customize-changed-options'
;; generates.
;; This macro is used so we don't modify the information about
;; variables and groups if it's already set. (We don't know when
;; " (file-name-nondirectory generated-custom-dependencies-file)
" is going to be loaded and at that time some of the
;; files might be loaded and some others might not).
\(defmacro custom-put-if-not (symbol propname value)
`(unless (get ,symbol ,propname)
(put ,symbol ,propname ,value)))
")
(let ((version-alist nil))
(mapatoms (lambda (symbol)
(let ((version (get symbol 'custom-version))
where)
(when version
(setq where (get symbol 'custom-where))
(when where
(if (or (custom-variable-p symbol)
(custom-facep symbol))
;; This means it's a variable or a face.
(progn
(if (assoc version version-alist)
(unless
(member where
(cdr (assoc version version-alist)))
(push where (cdr (assoc version version-alist))))
(push (list version where) version-alist)))
;; This is a group
(insert "(custom-put-if-not '" (symbol-name symbol)
" 'custom-version ")
(prin1 version (current-buffer))
(insert ")\n")
(insert "(custom-put-if-not '" (symbol-name symbol))
(insert " 'group-documentation ")
(prin1 (get symbol 'group-documentation) (current-buffer))
(insert ")\n")
(when (get symbol 'custom-tag)
(insert "(custom-put-if-not '" (symbol-name symbol))
(insert " 'custom-tag ")
(prin1 (get symbol 'custom-tag) (current-buffer))
(insert ")\n"))
))))))
(insert "\n(defvar custom-versions-load-alist "
(if version-alist "'" ""))
(prin1 version-alist (current-buffer))
(insert "\n \"For internal use by custom.\")\n"))
(save-buffer)
(message "Generating %s...done" generated-custom-dependencies-file))
;;; cus-dep.el ends here