Commit c9aadf03 authored by Richard M. Stallman's avatar Richard M. Stallman
Browse files

(custom-make-dependencies):

Don't use NOSORT in directory-files.
Don't actually visit the files.
Use re-search to search contents fast.
Search the subdirs of `lisp'.
Bind kept-new-versions when saving.
parent 94636ed5
......@@ -25,33 +25,69 @@
;;; Code:
(require 'cl)
(load-file "widget.el")
(load-file "custom.el")
(load-file "cus-face.el")
(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"
(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
all-subdirs pending
(start-directory default-directory))
(get-buffer-create " cus-dep temp")
(set-buffer " cus-dep temp")
(setq pending '("."))
(while pending
(let ((this (car pending))
this-subdirs
default-directory)
(setq all-subdirs (cons this all-subdirs))
(setq pending (cdr pending))
(setq default-directory
(expand-file-name this start-directory))
(message "Finding subdirs of %s" this)
(erase-buffer)
(condition-case nil
(progn
(insert-file-contents "subdirs.el")
(goto-char (point-min))
(search-forward "'(")
(forward-char -1)
(setq this-subdirs (read (current-buffer)))
(setq pending (nconc pending
(mapcar
(function (lambda (dir)
(file-relative-name
(file-name-as-directory
(expand-file-name dir this))
start-directory)))
this-subdirs))))
(error nil))))
(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))
(message "Checking %s..." file)
(erase-buffer)
(insert-file-contents file)
(goto-char (point-min))
(string-match "\\`\\(.*\\)\\.el\\'" file)
(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))))
(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)
......@@ -84,7 +120,8 @@ Usage: emacs -batch -l ./cus-dep.el -f custom-make-dependencies"
\(provide 'cus-load)
;;; cus-load.el ends here\n")
(save-buffer)
(let ((kept-new-versions 10000000))
(save-buffer))
(message "Generating cus-load.el...done"))
;;; cus-dep.el ends here
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