-;; autoload.el --- maintain autoloads in loaddefs.el
+;; autoload.el --- maintain autoloads in loaddefs.el -*- lexical-binding: t -*-
-;; Copyright (C) 1991-1997, 2001-2012 Free Software Foundation, Inc.
+;; Copyright (C) 1991-1997, 2001-2014 Free Software Foundation, Inc.
;; Author: Roland McGrath <roland@gnu.org>
;; Keywords: maint
;;; Code:
(require 'lisp-mode) ;for `doc-string-elt' properties.
+(require 'lisp-mnt)
(require 'help-fns) ;for help-add-fundoc-usage.
-(eval-when-compile (require 'cl))
+(eval-when-compile (require 'cl-lib))
(defvar generated-autoload-file nil
"File into which to write autoload definitions.
(defvar generated-autoload-load-name nil
"Load name for `autoload' statements generated from autoload cookies.
-If nil, this defaults to the file name, sans extension.")
+If nil, this defaults to the file name, sans extension.
+Typically, you need to set this when the directory containing the file
+is not in `load-path'.
+This also affects the generated cus-load.el file.")
;;;###autoload
(put 'generated-autoload-load-name 'safe-local-variable 'stringp)
(defvar autoload-modified-buffers) ;Dynamically scoped var.
-(defun make-autoload (form file)
+(defun make-autoload (form file &optional expansion)
"Turn FORM into an autoload or defvar for source file FILE.
Returns nil if FORM is not a special autoload form (i.e. a function definition
-or macro definition or a defcustom)."
+or macro definition or a defcustom).
+If EXPANSION is non-nil, we're processing the macro expansion of an
+expression, in which case we want to handle forms differently."
(let ((car (car-safe form)) expand)
(cond
+ ((and expansion (eq car 'defalias))
+ (pcase-let*
+ ((`(,_ ,_ ,arg . ,rest) form)
+ ;; `type' is non-nil if it defines a macro.
+ ;; `fun' is the function part of `arg' (defaults to `arg').
+ ((or (and (or `(cons 'macro ,fun) `'(macro . ,fun)) (let type t))
+ (and (let fun arg) (let type nil)))
+ arg)
+ ;; `lam' is the lambda expression in `fun' (or nil if not
+ ;; recognized).
+ (lam (if (memq (car-safe fun) '(quote function)) (cadr fun)))
+ ;; `args' is the list of arguments (or t if not recognized).
+ ;; `body' is the body of `lam' (or t if not recognized).
+ ((or `(lambda ,args . ,body)
+ (and (let args t) (let body t)))
+ lam)
+ ;; Get the `doc' from `body' or `rest'.
+ (doc (cond ((stringp (car-safe body)) (car body))
+ ((stringp (car-safe rest)) (car rest))))
+ ;; Look for an interactive spec.
+ (interactive (pcase body
+ ((or `((interactive . ,_) . ,_)
+ `(,_ (interactive . ,_) . ,_)) t))))
+ ;; Add the usage form at the end where describe-function-1
+ ;; can recover it.
+ (when (listp args) (setq doc (help-add-fundoc-usage doc args)))
+ ;; (message "autoload of %S" (nth 1 form))
+ `(autoload ,(nth 1 form) ,file ,doc ,interactive ,type)))
+
+ ((and expansion
+ (or (memq car '(progn prog1))
+ (and (eq car 'eval-when) (setq form (cdr form)))))
+ (let ((end (memq :autoload-end form)))
+ (when end ;Cut-off anything after the :autoload-end marker.
+ (setq form (copy-sequence form))
+ (setcdr (memq :autoload-end form) nil))
+ (let ((exps (delq nil (mapcar (lambda (form)
+ (make-autoload form file expansion))
+ (cdr form)))))
+ (when exps (cons 'progn exps)))))
+
;; For complex cases, try again on the macro-expansion.
((and (memq car '(easy-mmode-define-global-mode define-global-minor-mode
- define-globalized-minor-mode
+ define-globalized-minor-mode defun defmacro
+ ;; FIXME: we'd want `defmacro*' here as well, so as
+ ;; to handle its `declare', but when autoload is run
+ ;; CL is not loaded so macroexpand doesn't know how
+ ;; to expand it!
easy-mmode-define-minor-mode define-minor-mode))
(setq expand (let ((load-file-name file)) (macroexpand form)))
- (eq (car expand) 'progn)
- (memq :autoload-end expand))
- (let ((end (memq :autoload-end expand)))
- ;; Cut-off anything after the :autoload-end marker.
- (setcdr end nil)
- (cons 'progn
- (mapcar (lambda (form) (make-autoload form file))
- (cdr expand)))))
+ (memq (car expand) '(progn prog1 defalias)))
+ (make-autoload expand file 'expansion)) ;Recurse on the expansion.
;; For special function-like operators, use the `autoload' function.
- ((memq car '(defun define-skeleton defmacro define-derived-mode
+ ((memq car '(define-skeleton define-derived-mode
define-compilation-mode define-generic-mode
easy-mmode-define-global-mode define-global-minor-mode
define-globalized-minor-mode
easy-mmode-define-minor-mode define-minor-mode
- defun* defmacro* define-overloadable-function))
- (let* ((macrop (memq car '(defmacro defmacro*)))
+ cl-defun defun* cl-defmacro defmacro*
+ define-overloadable-function))
+ (let* ((macrop (memq car '(defmacro cl-defmacro defmacro*)))
(name (nth 1 form))
- (args (case car
- ((defun defmacro defun* defmacro*
- define-overloadable-function) (nth 2 form))
- ((define-skeleton) '(&optional str arg))
- ((define-generic-mode define-derived-mode
- define-compilation-mode) nil)
- (t)))
- (body (nthcdr (get car 'doc-string-elt) form))
+ (args (pcase car
+ ((or `defun `defmacro
+ `defun* `defmacro* `cl-defun `cl-defmacro
+ `define-overloadable-function) (nth 2 form))
+ (`define-skeleton '(&optional str arg))
+ ((or `define-generic-mode `define-derived-mode
+ `define-compilation-mode) nil)
+ (_ t)))
+ (body (nthcdr (or (function-get car 'doc-string-elt) 3) form))
(doc (if (stringp (car body)) (pop body))))
- (when (listp args)
- ;; Add the usage form at the end where describe-function-1
- ;; can recover it.
- (setq doc (help-add-fundoc-usage doc args)))
- (let ((exp
- ;; `define-generic-mode' quotes the name, so take care of that
- (list 'autoload (if (listp name) name (list 'quote name))
- file doc
- (or (and (memq car '(define-skeleton define-derived-mode
- define-generic-mode
- easy-mmode-define-global-mode
- define-global-minor-mode
- define-globalized-minor-mode
- easy-mmode-define-minor-mode
- define-minor-mode)) t)
- (eq (car-safe (car body)) 'interactive))
- (if macrop (list 'quote 'macro) nil))))
- (when macrop
- ;; Special case to autoload some of the macro's declarations.
- (let ((decls (nth (if (stringp (nth 3 form)) 4 3) form))
- (exps '()))
- (when (eq (car-safe decls) 'declare)
- ;; FIXME: We'd like to reuse macro-declaration-function,
- ;; but we can't since it doesn't return anything.
- (dolist (decl decls)
- (case (car-safe decl)
- (indent
- (push `(put ',name 'lisp-indent-function ',(cadr decl))
- exps))
- (doc-string
- (push `(put ',name 'doc-string-elt ',(cadr decl)) exps))))
- (when exps
- (setq exp `(progn ,exp ,@exps))))))
- exp)))
+ ;; Add the usage form at the end where describe-function-1
+ ;; can recover it.
+ (when (listp args) (setq doc (help-add-fundoc-usage doc args)))
+ ;; `define-generic-mode' quotes the name, so take care of that
+ `(autoload ,(if (listp name) name (list 'quote name))
+ ,file ,doc
+ ,(or (and (memq car '(define-skeleton define-derived-mode
+ define-generic-mode
+ easy-mmode-define-global-mode
+ define-global-minor-mode
+ define-globalized-minor-mode
+ easy-mmode-define-minor-mode
+ define-minor-mode)) t)
+ (eq (car-safe (car body)) 'interactive))
+ ,(if macrop ''macro nil))))
;; For defclass forms, use `eieio-defclass-autoload'.
((eq car 'defclass)
(if (member ',file loads) nil
(put ',groupname 'custom-loads (cons ',file loads))))))
+ ;; When processing a macro expansion, any expression
+ ;; before a :autoload-end should be included. These are typically (put
+ ;; 'fun 'prop val) and things like that.
+ ((and expansion (consp form)) form)
+
;; nil here indicates that this is not a special autoload form.
(t nil))))
(defun autoload-find-generated-file ()
"Visit the autoload file for the current buffer, and return its buffer.
If a buffer is visiting the desired autoload file, return it."
- (let ((enable-local-variables :safe))
+ (let ((enable-local-variables :safe)
+ (enable-local-eval nil))
;; We used to use `raw-text' to read this file, but this causes
;; problems when the file contains non-ASCII characters.
(find-file-noselect
;; Symbols at the toplevel are meaningless.
((symbolp form) nil)
(t
- (let ((doc-string-elt (get (car-safe form) 'doc-string-elt))
+ (let ((doc-string-elt (function-get (car-safe form) 'doc-string-elt))
(outbuf autoload-print-form-outbuf))
(if (and doc-string-elt (stringp (nth doc-string-elt form)))
;; We need to hack the printing because the
"Insert the section-header line,
which lists the file name and which functions are in it, etc."
(insert generate-autoload-section-header)
- (prin1 (list 'autoloads autoloads load-name file time)
+ (prin1 `(autoloads ,autoloads ,load-name ,file ,time)
outbuf)
(terpri outbuf)
;; Break that line at spaces, to avoid very long lines.
(emacs-lisp-mode)
(setq default-directory (file-name-directory file))
(insert-file-contents file nil)
- (let ((enable-local-variables :safe))
+ (let ((enable-local-variables :safe)
+ (enable-local-eval nil))
(hack-local-variables))
(current-buffer)))
(defvar print-readably)
+
+(defun autoload--setup-output (otherbuf outbuf absfile load-name)
+ (let ((outbuf
+ (or (if otherbuf
+ ;; A file-local setting of
+ ;; autoload-generated-file says we
+ ;; should ignore OUTBUF.
+ nil
+ outbuf)
+ (autoload-find-destination absfile load-name)
+ ;; The file has autoload cookies, but they're
+ ;; already up-to-date. If OUTFILE is nil, the
+ ;; entries are in the expected OUTBUF,
+ ;; otherwise they're elsewhere.
+ (throw 'done otherbuf))))
+ (with-current-buffer outbuf
+ (point-marker))))
+
+(defun autoload--print-cookie-text (output-start load-name file)
+ (let ((standard-output (marker-buffer output-start)))
+ (search-forward generate-autoload-cookie)
+ (skip-chars-forward " \t")
+ (if (eolp)
+ (condition-case-unless-debug err
+ ;; Read the next form and make an autoload.
+ (let* ((form (prog1 (read (current-buffer))
+ (or (bolp) (forward-line 1))))
+ (autoload (make-autoload form load-name)))
+ (if autoload
+ nil
+ (setq autoload form))
+ (let ((autoload-print-form-outbuf
+ standard-output))
+ (autoload-print-form autoload)))
+ (error
+ (message "Autoload cookie error in %s:%s %S"
+ file (count-lines (point-min) (point)) err)))
+
+ ;; Copy the rest of the line to the output.
+ (princ (buffer-substring
+ (progn
+ ;; Back up over whitespace, to preserve it.
+ (skip-chars-backward " \f\t")
+ (if (= (char-after (1+ (point))) ? )
+ ;; Eat one space.
+ (forward-char 1))
+ (point))
+ (progn (forward-line 1) (point)))))))
+
+(defvar autoload-builtin-package-versions nil)
+
;; When called from `generate-file-autoloads' we should ignore
;; `generated-autoload-file' altogether. When called from
;; `update-file-autoloads' we don't know `outbuf'. And when called from
Return non-nil if and only if FILE adds no autoloads to OUTFILE
\(or OUTBUF if OUTFILE is nil)."
(catch 'done
- (let ((autoloads-done '())
- load-name
+ (let (load-name
(print-length nil)
(print-level nil)
(print-readably t) ; This does something in Lucid Emacs.
(otherbuf nil)
(absfile (expand-file-name file))
;; nil until we found a cookie.
- output-start ostart)
+ output-start)
(with-current-buffer (or visited
;; It is faster to avoid visiting the file.
(autoload-find-file file))
(if (stringp generated-autoload-load-name)
generated-autoload-load-name
(autoload-file-load-name absfile)))
+ ;; FIXME? Comparing file-names for equality with just equal
+ ;; is fragile, eg if one has an automounter prefix and one
+ ;; does not, but both refer to the same physical file.
(when (and outfile
(not
(if (memq system-type '(ms-dos windows-nt))
(save-excursion
(save-restriction
(widen)
+ (when autoload-builtin-package-versions
+ (let ((version (lm-header "version"))
+ package)
+ (and version
+ (setq version (ignore-errors (version-to-list version)))
+ (setq package (or (lm-header "package")
+ (file-name-sans-extension
+ (file-name-nondirectory file))))
+ (setq output-start (autoload--setup-output
+ otherbuf outbuf absfile load-name))
+ (let ((standard-output (marker-buffer output-start))
+ (print-quoted t))
+ (princ `(push (purecopy
+ ',(cons (intern package) version))
+ package--builtin-versions))
+ (princ "\n")))))
+
(goto-char (point-min))
(while (not (eobp))
(skip-chars-forward " \t\n\f")
((looking-at (regexp-quote generate-autoload-cookie))
;; If not done yet, figure out where to insert this text.
(unless output-start
- (let ((outbuf
- (or (if otherbuf
- ;; A file-local setting of
- ;; autoload-generated-file says we
- ;; should ignore OUTBUF.
- nil
- outbuf)
- (autoload-find-destination absfile load-name)
- ;; The file has autoload cookies, but they're
- ;; already up-to-date. If OUTFILE is nil, the
- ;; entries are in the expected OUTBUF,
- ;; otherwise they're elsewhere.
- (throw 'done otherbuf))))
- (with-current-buffer outbuf
- (setq output-start (point-marker)
- ostart (point)))))
- (search-forward generate-autoload-cookie)
- (skip-chars-forward " \t")
- (if (eolp)
- (condition-case err
- ;; Read the next form and make an autoload.
- (let* ((form (prog1 (read (current-buffer))
- (or (bolp) (forward-line 1))))
- (autoload (make-autoload form load-name)))
- (if autoload
- (push (nth 1 form) autoloads-done)
- (setq autoload form))
- (let ((autoload-print-form-outbuf
- (marker-buffer output-start)))
- (autoload-print-form autoload)))
- (error
- (message "Autoload cookie error in %s:%s %S"
- file (count-lines (point-min) (point)) err)))
-
- ;; Copy the rest of the line to the output.
- (princ (buffer-substring
- (progn
- ;; Back up over whitespace, to preserve it.
- (skip-chars-backward " \f\t")
- (if (= (char-after (1+ (point))) ? )
- ;; Eat one space.
- (forward-char 1))
- (point))
- (progn (forward-line 1) (point)))
- (marker-buffer output-start))))
+ (setq output-start (autoload--setup-output
+ otherbuf outbuf absfile load-name)))
+ (autoload--print-cookie-text output-start load-name file))
((looking-at ";")
;; Don't read the comment.
(forward-line 1))
(save-excursion
;; Insert the section-header line which lists the file name
;; and which functions are in it, etc.
- (assert (= ostart output-start))
(goto-char output-start)
(let ((relfile (file-relative-name absfile)))
(autoload-insert-section-header
(marker-buffer output-start)
- autoloads-done load-name relfile
+ () load-name relfile
(if secondary-autoloads-file-buf
;; MD5 checksums are much better because they do not
;; change unless the file changes (so they'll be
write its autoloads into the specified file instead."
(interactive "DUpdate autoloads from directory: ")
(let* ((files-re (let ((tmp nil))
- (dolist (suf (get-load-suffixes)
- (concat "^[^=.].*" (regexp-opt tmp t) "\\'"))
- (unless (string-match "\\.elc" suf) (push suf tmp)))))
+ (dolist (suf (get-load-suffixes))
+ (unless (string-match "\\.elc" suf) (push suf tmp)))
+ (concat "^[^=.].*" (regexp-opt tmp t) "\\'")))
(files (apply 'nconc
(mapcar (lambda (dir)
(directory-files (expand-file-name dir)
(define-obsolete-function-alias 'update-autoloads-from-directories
'update-directory-autoloads "22.1")
-(defvar autoload-make-program (or (getenv "MAKE") "make")
- "Name of the make program in use during the Emacs build process.")
-
;;;###autoload
(defun batch-update-autoloads ()
"Update loaddefs.el autoloads in batch mode.