1 ;;; dgnushack.el --- a hack to set the load path for byte-compiling
2 ;; Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2003,
3 ;; 2004, 2005, 2006, 2007, 2008, 2009, 2010
4 ;; Free Software Foundation, Inc.
6 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
8 ;; Keywords: news, path
10 ;; This file is part of GNU Emacs.
12 ;; GNU Emacs is free software; you can redistribute it and/or modify
13 ;; it under the terms of the GNU General Public License as published by
14 ;; the Free Software Foundation; either version 3, or (at your option)
17 ;; GNU Emacs is distributed in the hope that it will be useful,
18 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
19 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 ;; GNU General Public License for more details.
22 ;; You should have received a copy of the GNU General Public License
23 ;; along with GNU Emacs; see the file COPYING. If not, write to the
24 ;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
25 ;; Boston, MA 02110-1301, USA.
31 (defvar dgnushack-default-load-path (copy-sequence load-path))
33 (defalias 'facep 'ignore)
37 (defvar srcdir (or (getenv "srcdir") "."))
38 (defvar loaddir (and load-file-name (file-name-directory load-file-name)))
40 (defun my-getenv (str)
41 (let ((val (getenv str)))
42 (if (equal val "no") nil val)))
44 (if (my-getenv "lispdir")
45 (push (my-getenv "lispdir") load-path))
47 (push (or (my-getenv "URLDIR") (expand-file-name "../../url/lisp/" loaddir))
50 (push (or (my-getenv "W3DIR") (expand-file-name "../../w3/lisp/" loaddir))
53 ;(push "/usr/share/emacs/site-lisp" load-path)
55 ;; If we are building w3 in a different directory than the source
56 ;; directory, we must read *.el from source directory and write *.elc
57 ;; into the building directory. For that, we define this function
58 ;; before loading bytecomp. Bytecomp doesn't overwrite this function.
59 (defun byte-compile-dest-file (filename)
60 "Convert an Emacs Lisp source file name to a compiled file name.
61 In addition, remove directory name part from FILENAME."
62 (setq filename (byte-compiler-base-file-name filename))
63 (setq filename (file-name-sans-versions filename))
64 (setq filename (file-name-nondirectory filename))
65 (if (eq system-type 'windows-nt)
66 (setq filename (downcase filename)))
67 (cond ((eq system-type 'vax-vms)
68 (concat (substring filename 0 (string-match ";" filename)) "c"))
69 ((string-match emacs-lisp-file-regexp filename)
70 (concat (substring filename 0 (match-beginning 0)) ".elc"))
71 (t (concat filename ".elc"))))
74 ;; To avoid having defsubsts and inlines happen.
75 ;(if (featurep 'xemacs)
76 ; (require 'byte-optimize)
77 ; (require 'byte-opt))
78 ;(defun byte-optimize-inline-handler (form)
79 ; "byte-optimize-handler for the `inline' special-form."
80 ; (cons 'progn (cdr form)))
81 ;(defalias 'byte-compile-file-form-defsubst 'byte-compile-file-form-defun)
83 (when (and (not (featurep 'xemacs))
84 (= emacs-major-version 21)
85 (>= emacs-minor-version 3)
87 (let ((byte-compile-error-on-warn t))
88 (byte-optimize-form (quote (pop x)) t)
90 (error (string-match "called for effect"
91 (error-message-string code)))))
92 (defadvice byte-optimize-form-code-walker (around silence-warn-for-pop
95 "Silence the warning \"...called for effect\" for the `pop' form.
96 It is effective only when the `pop' macro is defined by cl.el rather
99 (if (and (eq (car-safe form) 'car)
101 (setq tmp (get 'car 'side-effect-free))
102 (not byte-compile-delete-errors)
103 (not (eq tmp 'error-free))
104 (eq (car-safe (cadr form)) 'prog1)
105 (let ((var (cadr (cadr form)))
106 (last (nth 2 (cadr form))))
108 (null (nthcdr 3 (cadr form)))
109 (eq (car-safe last) 'setq)
111 (eq (car-safe (nth 2 last)) 'cdr)
112 (eq (cadr (nth 2 last)) var))))
114 (put 'car 'side-effect-free 'error-free)
117 (put 'car 'side-effect-free tmp)))
120 (when (and (not (featurep 'xemacs))
123 (message "This should not appear in the byte-code."))
125 (defadvice byte-optimize-form-code-walker
126 (around fix-bug-in-and/or-forms (form for-effect) activate)
127 "Optimize the rest of the and/or forms.
128 It has been fixed in XEmacs before releasing 21.4 and also has been
130 (if (and for-effect (memq (car-safe form) '(and or)))
131 (let ((fn (car form))
132 (backwards (reverse (cdr form))))
133 (while (and backwards
134 (null (setcar backwards
135 (byte-optimize-form (car backwards) t))))
136 (setq backwards (cdr backwards)))
137 (if (and (cdr form) (null backwards))
139 " all subforms of %s called for effect; deleted" form))
142 (mapcar 'byte-optimize-form (cdr backwards))))
143 (setq ad-return-value (cons fn (nreverse backwards))))
146 ;; Work around for an incompatibility (XEmacs 21.4 vs. 21.5), see the
147 ;; following threads:
149 ;; http://thread.gmane.org/gmane.emacs.gnus.general/56414
150 ;; Subject: attachment problems found but not fixed
152 ;; http://thread.gmane.org/gmane.emacs.gnus.general/56459
153 ;; Subject: Splitting mail -- XEmacs 21.4 vs 21.5
155 ;; http://thread.gmane.org/gmane.emacs.xemacs.beta/20519
156 ;; Subject: XEmacs 21.5 and Gnus fancy splitting.
158 ;; Should be fixed in XEmacs (March 2007).
159 ;; http://thread.gmane.org/gmane.emacs.xemacs.patches/8124
160 ;; When should we remove this workaround?
162 (when (and (featurep 'xemacs)
163 (let ((table (copy-syntax-table emacs-lisp-mode-syntax-table)))
164 (modify-syntax-entry ?= " " table)
166 (with-syntax-table table
168 (goto-char (point-min))
171 ;; The original `with-syntax-table' uses `copy-syntax-table' which
172 ;; doesn't seem to copy modified syntax entries in XEmacs 21.5.
173 (defmacro with-syntax-table (syntab &rest body)
174 "Evaluate BODY with the SYNTAB as the current syntax table."
175 `(let ((stab (syntax-table)))
178 ;;(set-syntax-table (copy-syntax-table ,syntab))
179 (set-syntax-table ,syntab)
181 (set-syntax-table stab)))))
183 (push srcdir load-path)
184 (push loaddir load-path)
185 (load (expand-file-name "lpath.el" loaddir) nil t)
187 (defalias 'device-sound-enabled-p 'ignore)
188 (defalias 'play-sound-file 'ignore)
189 (defalias 'efs-re-read-dir 'ignore)
190 (defalias 'ange-ftp-re-read-dir 'ignore)
191 (defalias 'define-mail-user-agent 'ignore)
194 (unless (featurep 'xemacs)
195 (defalias 'get-popup-menu-response 'ignore)
196 (defalias 'event-object 'ignore)
197 (defalias 'x-defined-colors 'ignore)
198 (defalias 'read-color 'ignore)))
201 (when (featurep 'xemacs)
202 (unless (fboundp 'defadvice)
203 (autoload 'defadvice "advice" nil nil 'macro))
204 (autoload 'Info-directory "info" nil t)
205 (autoload 'Info-index "info" nil t)
206 (autoload 'Info-index-next "info" nil t)
207 (autoload 'Info-menu "info" nil t)
208 (autoload 'ad-add-advice "advice")
209 (unless (and (emacs-version>= 21 5)
210 (not (featurep 'sxemacs)))
211 ;; calendar/auto-autoloads.el provides it.
212 (autoload 'add-to-invisibility-spec "dummy"))
213 (autoload 'annotations-at "annotations")
214 (autoload 'apropos "apropos" nil t)
215 (autoload 'apropos-command "apropos" nil t)
216 (autoload 'bbdb-complete-name "bbdb-com" nil t)
217 (autoload 'browse-url "browse-url" nil t)
218 (autoload 'browse-url-of-file "browse-url" nil t)
219 (autoload 'c-mode "cc-mode" nil t)
220 (autoload 'customize-apropos "cus-edit" nil t)
221 (autoload 'customize-group "cus-edit" nil t)
222 (autoload 'customize-save-variable "cus-edit" nil t)
223 (autoload 'customize-set-variable "cus-edit" nil t)
224 (autoload 'customize-variable "cus-edit" nil t)
225 (autoload 'debug "debug" nil t)
227 (unless (locate-library "mule-ccl")
228 (autoload 'define-ccl-program "ccl" nil nil 'macro))
229 (defalias 'define-ccl-program 'ignore))
230 (autoload 'delete-annotation "annotations")
231 (autoload 'dolist "cl-macs" nil nil 'macro)
232 (autoload 'enriched-decode "enriched")
233 (autoload 'eudc-expand-inline "eudc" nil t)
234 (autoload 'executable-find "executable")
235 (autoload 'font-lock-fontify-buffer "font-lock" nil t)
236 (when (and (emacs-version>= 21 5)
237 (not (featurep 'sxemacs)))
238 (autoload 'get-display-table "disp-table")
239 (autoload 'put-display-table "disp-table"))
240 (autoload 'info "info" nil t)
241 (autoload 'mail-extract-address-components "mail-extr")
242 (autoload 'mail-fetch-field "mail-utils")
243 (autoload 'make-annotation "annotations")
244 (autoload 'make-display-table "disp-table")
245 (autoload 'pgg-snarf-keys-region "pgg" nil t)
247 (autoload 'ps-despool "ps-print" nil t)
248 (autoload 'ps-spool-buffer "ps-print" nil t)
249 (autoload 'ps-spool-buffer-with-faces "ps-print" nil t)
250 (autoload 'read-passwd "passwd")
251 (autoload 'regexp-opt "regexp-opt")
252 (autoload 'reporter-submit-bug-report "reporter")
253 (if (and (emacs-version>= 21 5)
254 (not (featurep 'sxemacs)))
255 (autoload 'setenv "process" nil t)
256 (autoload 'setenv "env" nil t))
257 (autoload 'sgml-mode "psgml" nil t)
258 (autoload 'smtpmail-send-it "smtpmail")
259 (autoload 'sort-numeric-fields "sort" nil t)
260 (autoload 'sort-subr "sort")
261 (autoload 'thing-at-point "thingatpt")
262 (autoload 'toggle-truncate-lines "view-less" nil t)
263 (autoload 'trace-function-background "trace" nil t)
264 (autoload 'unmorse-region "morse" nil t)
265 (autoload 'w3-do-setup "w3")
266 (autoload 'w3-prepare-buffer "w3-display")
267 (autoload 'w3-region "w3-display" nil t)
268 (defalias 'frame-char-height 'frame-height)
269 (defalias 'frame-char-width 'frame-width)
270 (defalias 'frame-parameter 'frame-property)
271 (defalias 'make-overlay 'ignore)
272 (defalias 'overlay-end 'ignore)
273 (defalias 'overlay-get 'ignore)
274 (defalias 'overlay-put 'ignore)
275 (defalias 'overlay-start 'ignore)
276 (defalias 'overlays-in 'ignore)
277 (defalias 'replace-dehighlight 'ignore)
278 (defalias 'replace-highlight 'ignore)
279 (defalias 'w3-coding-system-for-mime-charset 'ignore)))
281 (defun dgnushack-emacs-compile-defcustom-p ()
282 "Return non-nil if Emacs byte compiles `defcustom' forms.
283 Those Emacsen will warn against undefined variables and functions used
284 in `defcustom' forms."
285 (let ((outbuf (with-temp-buffer
286 (insert "(defcustom foo (1+ (random)) \"\" :group 'emacs)\n")
287 (byte-compile-from-buffer (current-buffer) "foo.el"))))
290 (with-current-buffer outbuf
291 (goto-char (point-min))
292 (search-forward " 'foo '(byte-code " nil t))
293 (kill-buffer outbuf)))))
295 (when (dgnushack-emacs-compile-defcustom-p)
296 (maybe-fbind '(defined-colors face-attribute))
297 (maybe-bind '(idna-program installation-directory)))
299 (defun dgnushack-compile-verbosely ()
300 "Call dgnushack-compile with warnings ENABLED. If you are compiling
301 patches to gnus, you should consider modifying make.bat to call
302 dgnushack-compile-verbosely. All other users should continue to use
304 (dgnushack-compile t))
306 (defun dgnushack-compile (&optional warn)
307 ;;(setq byte-compile-dynamic t)
309 (setq byte-compile-warnings
310 '(free-vars unresolved callargs redefine)))
311 (let ((files (directory-files srcdir nil "^[^=].*\\.el$"))
312 ;;(byte-compile-generate-call-tree t)
314 ;; Avoid barfing (from gnus-xmas) because the etc directory is not yet
316 (when (featurep 'xemacs)
317 (setq gnus-xmas-glyph-directory "dummy"))
318 (dolist (file '("dgnushack.el" "lpath.el"))
319 (setq files (delete file files)))
320 (when (featurep 'base64)
321 (setq files (delete "base64.el" files)))
325 (message "No w3: %s %s" (cadr code) (or (locate-library "w3-parse") ""))
326 (dolist (file '("webmail.el" "nnwfm.el"))
327 (setq files (delete file files)))))
331 (message "No mh-e: %s %s" (cadr code) (or (locate-library "mh-e") ""))
332 (setq files (delete "gnus-mh.el" files))))
336 (message "No xml: %s %s" (cadr code) (or (locate-library "xml") ""))
337 (setq files (delete "nnrss.el" files))))
339 (if (featurep 'xemacs)
341 '("gnus-xmas.el" "messagexmas.el" "nnheaderxm.el")))
342 (setq files (delete file files)))
345 (setq file (expand-file-name file srcdir))
346 (when (and (file-exists-p
347 (setq elc (concat (file-name-nondirectory file) "c")))
348 (file-newer-than-file-p file elc))
351 (while (setq file (pop files))
352 (setq file (expand-file-name file srcdir))
353 (when (or (not (file-exists-p
354 (setq elc (concat (file-name-nondirectory file) "c"))))
355 (file-newer-than-file-p file elc))
357 (byte-compile-file file))))))
359 (defun dgnushack-recompile ()
361 (byte-recompile-directory "." 0))
363 (defvar dgnushack-gnus-load-file
364 (if (featurep 'xemacs)
365 (expand-file-name "auto-autoloads.el")
366 (expand-file-name "gnus-load.el")))
368 (defvar dgnushack-cus-load-file
369 (if (featurep 'xemacs)
370 (expand-file-name "custom-load.el")
371 (expand-file-name "cus-load.el")))
373 (defun dgnushack-make-cus-load ()
375 (let ((cusload-base-file dgnushack-cus-load-file))
376 (if (fboundp 'custom-make-dependencies)
377 (custom-make-dependencies)
378 (Custom-make-dependencies))
379 (when (featurep 'xemacs)
380 (message "Compiling %s..." dgnushack-cus-load-file)
381 (byte-compile-file dgnushack-cus-load-file))))
383 (defun dgnushack-make-auto-load ()
385 (unless (make-autoload '(define-derived-mode child parent name
388 (defadvice make-autoload (around handle-define-derived-mode activate)
389 "Handle `define-derived-mode'."
390 (if (eq (car-safe (ad-get-arg 0)) 'define-derived-mode)
391 (setq ad-return-value
393 (list 'quote (nth 1 (ad-get-arg 0)))
395 (nth 4 (ad-get-arg 0))
398 (put 'define-derived-mode 'doc-string-elt 3))
399 (let ((generated-autoload-file dgnushack-gnus-load-file)
400 (make-backup-files nil)
401 (autoload-package-name "gnus"))
402 (if (featurep 'xemacs)
403 (if (file-exists-p generated-autoload-file)
404 (delete-file generated-autoload-file))
405 (with-temp-file generated-autoload-file
407 (batch-update-autoloads)))
409 (defun dgnushack-make-load ()
410 (unless (featurep 'xemacs)
411 (message "Generating %s..." dgnushack-gnus-load-file)
412 (with-temp-file dgnushack-gnus-load-file
413 (insert-file-contents dgnushack-cus-load-file)
414 (delete-file dgnushack-cus-load-file)
415 (goto-char (point-min))
416 (search-forward ";;; Code:")
418 (delete-region (point-min) (point))
420 ;;; gnus-load.el --- automatically extracted custom dependencies and autoload
424 (goto-char (point-max))
425 (if (search-backward "custom-versions-load-alist" nil t)
428 (while (eq (char-after) ?\;)
431 (delete-region (point) (point-max))
433 ;; smiley-* are duplicated. Remove them all.