X-Git-Url: http://git.chise.org/gitweb/?a=blobdiff_plain;f=lisp%2Fdgnushack.el;h=476b612e28f288335aff48847dd8f6dcc4c8101f;hb=10e4b48203f204fd3608c07e21853ac081643c89;hp=1de86eda81038f45d4d103fc0d927cee2265cdb0;hpb=a707b63af25b91cb730c12e65156ca364bf49a44;p=elisp%2Fgnus.git-

diff --git a/lisp/dgnushack.el b/lisp/dgnushack.el
index 1de86ed..476b612 100644
--- a/lisp/dgnushack.el
+++ b/lisp/dgnushack.el
@@ -1,8 +1,10 @@
 ;;; dgnushack.el --- a hack to set the load path for byte-compiling
-;; Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000
+;; Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003,
+;; 2004, 2005
 ;;        Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
+;;	Katsumi Yamaoka <yamaoka@jpl.org>
 ;; Version: 4.19
 ;; Keywords: news, path
 
@@ -20,49 +22,56 @@
 
 ;; 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.
+;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+;; Boston, MA 02110-1301, USA.
 
 ;;; Commentary:
 
 ;;; Code:
 
+;; Set coding priority of Shift-JIS to the bottom.
+(if (featurep 'xemacs)
+    (defalias 'set-coding-priority 'ignore)
+  (defalias 'coding-priority-list 'ignore)
+  (defalias 'set-coding-priority-list 'ignore))
+(cond ((and (featurep 'xemacs) (featurep 'mule))
+       (if (memq 'shift-jis (coding-priority-list))
+	   (set-coding-priority-list
+	    (append (delq 'shift-jis (coding-priority-list)) '(shift-jis)))))
+      ((featurep 'mule)
+       (if (memq 'coding-category-sjis coding-category-list)
+	   (set-coding-priority
+	    (append (delq 'coding-category-sjis
+			  (copy-sequence coding-category-list))
+		    '(coding-category-sjis))))))
+
+(defvar dgnushack-default-load-path (copy-sequence load-path))
+
 (defalias 'facep 'ignore)
 
 (require 'cl)
 
+(unless (and
+	 ;; `dolist' might not be available because of ``-no-autoloads''.
+	 (fboundp 'dolist)
+	 ;; It may have been defined in egg.el.
+	 (dolist (var nil t)))
+  (load "cl-macs" nil t))
+
 (defvar srcdir (or (getenv "srcdir") "."))
+(defvar loaddir (and load-file-name (file-name-directory load-file-name)))
 
-(push (or (getenv "lispdir") 
-	  "/usr/share/emacs/site-lisp")
-      load-path)
+(defvar dgnushack-w3-directory (let ((w3dir (getenv "W3DIR")))
+				 (unless (zerop (length w3dir))
+				   (file-name-as-directory w3dir))))
 
-(push (or (getenv "W3DIR") (expand-file-name "../../w3/lisp/" srcdir)) 
-      load-path)
-
-(unless (featurep 'xemacs)
-  (define-compiler-macro last (&whole form x &optional n)
-    (if (and (fboundp 'last)
-	     (subrp (symbol-function 'last)))
-	form
-      (if n
-	  `(let* ((x ,x)
-		  (n ,n)
-		  (m 0)
-		  (p x))
-	     (while (consp p)
-	       (incf m)
-	       (pop p))
-	     (if (<= n 0)
-		 p
-	       (if (< n m)
-		   (nthcdr (- m n) x)
-		 x)))
-	`(let ((x ,x))
-	   (while (consp (cdr x))
-	     (pop x))
-	   x))))
-  )
+(let ((urldir (getenv "URLDIR")))
+  (unless (zerop (length urldir))
+    (setq urldir (file-name-as-directory urldir))
+    (push (file-name-as-directory urldir) load-path))
+  (when (and dgnushack-w3-directory
+	     (not (string-equal urldir dgnushack-w3-directory)))
+    (push dgnushack-w3-directory load-path)))
 
 ;; If we are building w3 in a different directory than the source
 ;; directory, we must read *.el from source directory and write *.elc
@@ -83,9 +92,188 @@
 	(t (concat filename ".elc"))))
 
 (require 'bytecomp)
+;; To avoid having defsubsts and inlines happen.
+;(if (featurep 'xemacs)
+;    (require 'byte-optimize)
+;  (require 'byte-opt))
+;(defun byte-optimize-inline-handler (form)
+;  "byte-optimize-handler for the `inline' special-form."
+;  (cons 'progn (cdr form)))
+;(defalias 'byte-compile-file-form-defsubst 'byte-compile-file-form-defun)
+
+(when (and (not (featurep 'xemacs))
+	   (= emacs-major-version 21)
+	   (>= emacs-minor-version 3)
+	   (condition-case code
+	       (let ((byte-compile-error-on-warn t))
+		 (byte-optimize-form (quote (pop x)) t)
+		 nil)
+	     (error (string-match "called for effect"
+				  (error-message-string code)))))
+  (defadvice byte-optimize-form-code-walker (around silence-warn-for-pop
+						    (form for-effect)
+						    activate)
+    "Silence the warning \"...called for effect\" for the `pop' form.
+It is effective only when the `pop' macro is defined by cl.el rather
+than subr.el."
+    (let (tmp)
+      (if (and (eq (car-safe form) 'car)
+	       for-effect
+	       (setq tmp (get 'car 'side-effect-free))
+	       (not byte-compile-delete-errors)
+	       (not (eq tmp 'error-free))
+	       (eq (car-safe (cadr form)) 'prog1)
+	       (let ((var (cadr (cadr form)))
+		     (last (nth 2 (cadr form))))
+		 (and (symbolp var)
+		      (null (nthcdr 3 (cadr form)))
+		      (eq (car-safe last) 'setq)
+		      (eq (cadr last) var)
+		      (eq (car-safe (nth 2 last)) 'cdr)
+		      (eq (cadr (nth 2 last)) var))))
+	  (progn
+	    (put 'car 'side-effect-free 'error-free)
+	    (unwind-protect
+		ad-do-it
+	      (put 'car 'side-effect-free tmp)))
+	ad-do-it))))
+
+(when (and (not (featurep 'xemacs))
+	   (byte-optimize-form '(and (> 0 1) foo) t))
+  (defadvice byte-optimize-form-code-walker
+    (around fix-bug-in-and/or-forms (form for-effect) activate)
+    "Optimize the rest of the and/or forms.
+It has been fixed in XEmacs before releasing 21.4 and also has been
+fixed in Emacs after 21.3."
+    (if (and for-effect (memq (car-safe form) '(and or)))
+	(let ((fn (car form))
+	      (backwards (reverse (cdr form))))
+	  (while (and backwards
+		      (null (setcar backwards
+				    (byte-optimize-form (car backwards) t))))
+	    (setq backwards (cdr backwards)))
+	  (if (and (cdr form) (null backwards))
+	      (byte-compile-log
+	       "  all subforms of %s called for effect; deleted" form))
+	  (when backwards
+	    (setcdr backwards
+		    (mapcar 'byte-optimize-form (cdr backwards))))
+	  (setq ad-return-value (cons fn (nreverse backwards))))
+      ad-do-it)))
+
+;; Add `configure-package-path' to `load-path' for XEmacs.  Those paths
+;; won't appear in `load-path' when XEmacs starts with the `-no-autoloads'
+;; option or the `-vanilla' option because of a bug. :<
+(when (and (featurep 'xemacs)
+	   (boundp 'configure-package-path)
+	   (listp configure-package-path))
+  (let ((paths
+	 (apply 'nconc
+		(mapcar
+		 (lambda (path)
+		   (when (and (stringp path)
+			      (not (string-equal path ""))
+			      (file-directory-p
+			       (setq path (expand-file-name "lisp" path))))
+		     (directory-files path t)))
+		 configure-package-path)))
+	path adds)
+    (while paths
+      (setq path (car paths)
+	    paths (cdr paths))
+      (when (and path
+		 (not (or (string-match "/\\.\\.?\\'" path)
+			  (member (file-name-as-directory path) load-path)
+			  (member path load-path)))
+		 (file-directory-p path))
+	(push (file-name-as-directory path) adds)))
+    (setq load-path (nconc (nreverse adds) load-path))))
+
+(if (file-exists-p (expand-file-name "dgnuspath.el" srcdir))
+    (load (expand-file-name "dgnuspath.el" srcdir) nil nil t))
+
+(condition-case err
+    (load "~/.lpath.el" t nil t)
+  (error (message "Error in \"~/.lpath.el\" file: %s" err)))
+
+(when (featurep 'xemacs)
+  (condition-case nil
+      (require 'timer-funcs)
+    (error "
+You should upgrade your XEmacs packages, especially xemacs-base.\n"))
+
+  ;; The reason that to load `advice' is necessary is:
+  ;; 1. `path-util' loads poe.elc.
+  ;; 2. poe.elc requires the `ad-add-advice' function which is expanded
+  ;;    from `defadvice'.
+  ;; 3. XEmacs is running with the -no-autoloads option.
+  (require 'advice))
+
+;; Don't load path-util until `char-after' and `char-before' have been
+;; optimized because it requires `poe' and then modify the functions.
+(condition-case nil
+    (require 'path-util)
+  (error "\nIn %s,
+APEL was not found or an error occurred.  You will need to run the
+configure script again adding the --with-addpath=APEL_PATH option.\n"
+	 load-path))
+
+(unless (locate-library "mel")
+  (add-path "flim"))
+(unless (module-installed-p 'mel)
+  ;; FLIM 1.14 may have installed in two "flim" subdirectories.
+  (push (expand-file-name "flim"
+			  (file-name-directory (get-latest-path "^apel$" t)))
+	load-path)
+  (unless (module-installed-p 'mel)
+    (error "In %s,
+FLIM was not found.  You will need to run the configure script again
+adding the --with-addpath=FLIM_PATH option.\n"
+	   load-path)))
+(add-path "semi")
+
+(when (and (featurep 'xemacs)
+	   (let ((table (copy-syntax-table emacs-lisp-mode-syntax-table)))
+	     (modify-syntax-entry ?= " " table)
+	     (with-temp-buffer
+	       (with-syntax-table table
+		 (insert "foo=bar")
+		 (goto-char (point-min))
+		 (forward-sexp 1)
+		 (eolp)))))
+  ;; The original `with-syntax-table' uses `copy-syntax-table' which
+  ;; doesn't seem to copy modified syntax entries in XEmacs 21.5.
+  (defmacro with-syntax-table (syntab &rest body)
+    "Evaluate BODY with the SYNTAB as the current syntax table."
+    `(let ((stab (syntax-table)))
+       (unwind-protect
+	   (progn
+	     ;;(set-syntax-table (copy-syntax-table ,syntab))
+	     (set-syntax-table ,syntab)
+	     ,@body)
+	 (set-syntax-table stab)))))
 
 (push srcdir load-path)
-(load (expand-file-name "lpath.el" srcdir) nil t)
+(push loaddir load-path)
+(load (expand-file-name "lpath.el" loaddir) nil t)
+
+(require 'custom)
+
+;; Bind functions defined by `defun-maybe'.
+(put 'defun-maybe 'byte-hunk-handler 'byte-compile-file-form-defun-maybe)
+(defun byte-compile-file-form-defun-maybe (form)
+  (if (and (not (fboundp (nth 1 form)))
+	   (memq 'unresolved byte-compile-warnings))
+      (setq byte-compile-function-environment
+	    (cons (cons (nth 1 form)
+			(cons 'lambda (cdr (cdr form))))
+		  byte-compile-function-environment)))
+  form)
+
+;; Unknown variables and functions.
+(unless (featurep 'xemacs)
+  (defalias 'Custom-make-dependencies 'ignore)
+  (defalias 'update-autoloads-from-directory 'ignore))
 
 (defalias 'device-sound-enabled-p 'ignore)
 (defalias 'play-sound-file 'ignore)
@@ -95,65 +283,495 @@
 (defalias 'define-mail-user-agent 'ignore)
 
 (eval-and-compile
-  (unless (featurep 'xemacs)
-    (defalias 'get-popup-menu-response 'ignore)
-    (defalias 'event-object 'ignore)
-    (defalias 'x-defined-colors 'ignore)
-    (defalias 'read-color 'ignore)))
+  (when (featurep 'xemacs)
+    (unless (fboundp 'defadvice)
+      (autoload 'defadvice "advice" nil nil 'macro))
+    (autoload 'Info-directory "info" nil t)
+    (autoload 'Info-menu "info" nil t)
+    (autoload 'annotations-at "annotations")
+    (autoload 'apropos "apropos" nil t)
+    (autoload 'apropos-command "apropos" nil t)
+    (autoload 'bbdb-complete-name "bbdb-com" nil t)
+    (autoload 'browse-url "browse-url" nil t)
+    (autoload 'c-mode "cc-mode" nil t)
+    (autoload 'customize-apropos "cus-edit" nil t)
+    (autoload 'customize-save-variable "cus-edit" nil t)
+    (autoload 'customize-set-variable "cus-edit" nil t)
+    (autoload 'customize-variable "cus-edit" nil t)
+    (autoload 'delete-annotation "annotations")
+    (autoload 'dolist "cl-macs" nil nil 'macro)
+    (autoload 'enriched-decode "enriched")
+    (autoload 'executable-find "executable")
+    (autoload 'font-lock-fontify-buffer "font-lock" nil t)
+    (autoload 'info "info" nil t)
+    (autoload 'mail-extract-address-components "mail-extr")
+    (autoload 'mail-fetch-field "mail-utils")
+    (autoload 'make-annotation "annotations")
+    (autoload 'make-display-table "disp-table")
+    (autoload 'pp "pp")
+    (autoload 'ps-despool "ps-print" nil t)
+    (autoload 'ps-spool-buffer "ps-print" nil t)
+    (autoload 'ps-spool-buffer-with-faces "ps-print" nil t)
+    (autoload 'read-passwd "passwd")
+    (autoload 'regexp-opt "regexp-opt")
+    (autoload 'reporter-submit-bug-report "reporter")
+    (if (and (emacs-version>= 21 5)
+	     (not (featurep 'sxemacs)))
+	(autoload 'setenv "process" nil t)
+      (autoload 'setenv "env" nil t))
+    (autoload 'sgml-mode "psgml" nil t)
+    (autoload 'sha1 "sha1")
+    (autoload 'sha1-binary "sha1")
+    (autoload 'smtpmail-send-it "smtpmail")
+    (autoload 'sort-numeric-fields "sort" nil t)
+    (autoload 'sort-subr "sort")
+    (autoload 'trace-function-background "trace" nil t)
+    (autoload 'w3-do-setup "w3")
+    (autoload 'w3-prepare-buffer "w3-display")
+    (autoload 'w3-region "w3-display" nil t)
+    (defalias 'frame-char-height 'frame-height)
+    (defalias 'frame-char-width 'frame-width)
+    (defalias 'frame-parameter 'frame-property)
+    (defalias 'make-overlay 'ignore)
+    (defalias 'overlay-end 'ignore)
+    (defalias 'overlay-get 'ignore)
+    (defalias 'overlay-put 'ignore)
+    (defalias 'overlay-start 'ignore)
+    (defalias 'overlays-in 'ignore)
+    (defalias 'replace-dehighlight 'ignore)
+    (defalias 'replace-highlight 'ignore)
+    (defalias 'w3-coding-system-for-mime-charset 'ignore)))
+
+;; T-gnus stuff.
+(eval-and-compile
+  (when (featurep 'xemacs)
+    (autoload 'c-mode "cc-mode" nil t)
+    (autoload 'font-lock-mode "font-lock" nil t)
+    (autoload 'read-kbd-macro "edmacro" nil t)
+    (autoload 'turn-on-font-lock "font-lock" nil t))
+  (autoload 'nnheader-detect-coding-region "nnheader")
+  (autoload 'std11-extract-addresses-components "nnheader")
+  (autoload 'std11-fold-region "nnheader")
+  (autoload 'std11-narrow-to-field "nnheader")
+  (autoload 'std11-unfold-region "nnheader"))
+
+(defconst dgnushack-unexporting-files
+  (append '("dgnushack.el" "dgnuspath.el" "dgnuskwds.el" "lpath.el"
+	    "legacy-gnus-agent.el")
+	  (unless (or (condition-case code
+			  (require 'w3-parse)
+			(error
+			 (message "No w3: %s%s, retrying..."
+				  (error-message-string code)
+				  (if (setq code (locate-library "w3-parse"))
+				      (concat " (" code ")")
+				    ""))
+			 nil))
+		      ;; Maybe mis-configured Makefile is used (e.g.
+		      ;; configured for FSFmacs but XEmacs is running).
+		      (let ((lp (delete dgnushack-w3-directory
+					(copy-sequence load-path))))
+			(if (let ((load-path lp))
+			      (condition-case nil
+				  (require 'w3-parse)
+				(error nil)))
+			    ;; If success, fix `load-path' for compiling.
+			    (progn
+			      (setq load-path lp)
+			      (message " => fixed; W3DIR=%s"
+				       (file-name-directory
+					(locate-library "w3-parse")))
+			      t)
+			  (message " => ignored")
+			  nil)))
+	    '("nnultimate.el" "webmail.el" "nnwfm.el"))
+	  (condition-case code
+	      (progn (require 'mh-e) nil)
+	    (error
+	     (message "No mh-e: %s%s (ignored)"
+		      (error-message-string code)
+		      (if (setq code (locate-library "mh-e"))
+			  (concat " (" code ")")
+			""))
+	     '("gnus-mh.el")))
+	  (condition-case code
+	      (progn (require 'xml) nil)
+	    (error
+	     (message "No xml: %s%s (ignored)"
+		      (error-message-string code)
+		      (if (setq code (locate-library "xml"))
+			  (concat " (" code ")")
+			""))
+	     '("nnrss.el")))
+	  (condition-case code
+	      (progn (require 'bbdb) nil)
+	    (error
+	     (message "No bbdb: %s%s (ignored)"
+		      (error-message-string code)
+		      (if (setq code (locate-library "bbdb"))
+			  (concat " (" code ")")
+			""))
+	     '("gnus-bbdb.el")))
+	  (unless (featurep 'xemacs)
+	    '("gnus-xmas.el" "messagexmas.el" "nnheaderxm.el"))
+	  (when (and (fboundp 'base64-decode-string)
+		     (subrp (symbol-function 'base64-decode-string)))
+	    '("base64.el"))
+	  (when (and (fboundp 'md5) (subrp (symbol-function 'md5)))
+	    '("md5.el"))
+	  (when (featurep 'xemacs)
+	    '("gnus-load.el")))
+  "Files which will not be installed.")
+
+(defconst dgnushack-exporting-files
+  (let ((files (directory-files srcdir nil "^[^=].*\\.el$" t)))
+    (dolist (file dgnushack-unexporting-files)
+      (setq files (delete file files)))
+    (sort files 'string-lessp))
+  "Files which will be compiled and installed.")
+
+(defun dgnushack-exporting-files ()
+  "Print name of files which will be installed."
+  (princ (mapconcat 'identity dgnushack-exporting-files " ")))
+
+(defconst dgnushack-dont-compile-files
+  '("gnus-load.el"
+    "mm-bodies.el" "mm-decode.el" "mm-encode.el" "mm-extern.el"
+    "mm-partial.el" "mm-uu.el" "mm-view.el" "mml-sec.el" "mml-smime.el"
+    "mml.el" "mml1991.el" "mml2015.el")
+  "Files which should not be byte-compiled.")
+
+(defun dgnushack-compile-verbosely ()
+  "Call dgnushack-compile with warnings ENABLED.  If you are compiling
+patches to gnus, you should consider modifying make.bat to call
+dgnushack-compile-verbosely.  All other users should continue to use
+dgnushack-compile."
+  (dgnushack-compile t))
 
 (defun dgnushack-compile (&optional warn)
   ;;(setq byte-compile-dynamic t)
   (unless warn
     (setq byte-compile-warnings
 	  '(free-vars unresolved callargs redefine)))
-  (unless (locate-library "cus-edit")
-    (error "You do not seem to have Custom installed.
-Fetch it from <URL:http://www.dina.kvl.dk/~abraham/custom/>.
-You also then need to add the following to the lisp/dgnushack.el file:
 
-     (push \"~/lisp/custom\" load-path)
+  ;; Show `load-path'.
+  (message "load-path=(\"%s\")"
+	   (mapconcat 'identity load-path "\"\n           \""))
+
+  (dolist (file dgnushack-exporting-files)
+    (setq file (expand-file-name file srcdir))
+    (when (and (file-exists-p
+		(setq elc (concat (file-name-nondirectory file) "c")))
+	       (file-newer-than-file-p file elc))
+      (delete-file elc)))
+
+  ;; Avoid barfing (from gnus-xmas) because the etc directory is not yet
+  ;; installed.
+  (when (featurep 'xemacs)
+    (setq gnus-xmas-glyph-directory "dummy"))
 
-Modify to suit your needs."))
-  (let ((files (directory-files srcdir nil "^[^=].*\\.el$"))
+  (let ((files dgnushack-exporting-files)
 	;;(byte-compile-generate-call-tree t)
 	file elc)
-    (dolist (file '("dgnushack.el" "lpath.el"))
-      (setq files (delete file files)))
-    (when (featurep 'base64)
-      (setq files (delete "base64.el" files)))
-    (condition-case code
-	(require 'w3-forms)
-      (error
-       (message "No w3: %s %s" code (locate-library "w3-forms"))
-       (dolist (file '("nnweb.el" "nnlistserv.el" "nnultimate.el"
-		       "nnslashdot.el" "nnwarchive.el" "webmail.el"
-		       "nnwfm.el"))
-	 (setq files (delete file files)))))
-    (dolist (file 
-	     (if (featurep 'xemacs)
-		 '("md5.el" "smiley-ems.el")
-	       '("gnus-xmas.el" "gnus-picon.el" "messagexmas.el" 
-		 "nnheaderxm.el" "smiley.el")))
-      (setq files (delete file files)))
-
-    (dolist (file files)
-      (setq file (expand-file-name file srcdir))
-      (when (and (file-exists-p 
-		  (setq elc (concat (file-name-nondirectory file) "c")))
-		 (file-newer-than-file-p file elc))
-	(delete-file elc)))
-    
     (while (setq file (pop files))
-      (setq file (expand-file-name file srcdir))
-      (when (or (not (file-exists-p 
-		      (setq elc (concat (file-name-nondirectory file) "c"))))
-		(file-newer-than-file-p file elc))
-	(ignore-errors
-	  (byte-compile-file file))))))
+      (unless (member file dgnushack-dont-compile-files)
+	(setq file (expand-file-name file srcdir))
+	(when (or (not (file-exists-p
+			(setq elc (concat (file-name-nondirectory file) "c"))))
+		  (file-newer-than-file-p file elc))
+	  (ignore-errors
+	    (byte-compile-file file)))))))
 
 (defun dgnushack-recompile ()
   (require 'gnus)
   (byte-recompile-directory "." 0))
 
-;;; dgnushack.el ends here
+(defvar dgnushack-gnus-load-file
+  (if (featurep 'xemacs)
+      (expand-file-name "auto-autoloads.el" srcdir)
+    (expand-file-name "gnus-load.el" srcdir)))
+
+(defvar	dgnushack-cus-load-file
+  (if (featurep 'xemacs)
+      (expand-file-name "custom-load.el" srcdir)
+    (expand-file-name "cus-load.el" srcdir)))
+
+(defun dgnushack-make-cus-load ()
+  (load "cus-dep")
+  (let ((cusload-base-file dgnushack-cus-load-file))
+    (if (fboundp 'custom-make-dependencies)
+	(custom-make-dependencies)
+      (Custom-make-dependencies))
+    (when (featurep 'xemacs)
+      (message "Compiling %s..." dgnushack-cus-load-file)
+      (byte-compile-file dgnushack-cus-load-file))))
 
+(defun dgnushack-make-auto-load ()
+  (require 'autoload)
+  (unless (make-autoload '(define-derived-mode child parent name
+			    "docstring" body)
+			 "file")
+    (defadvice make-autoload (around handle-define-derived-mode activate)
+      "Handle `define-derived-mode'."
+      (if (eq (car-safe (ad-get-arg 0)) 'define-derived-mode)
+	  (setq ad-return-value
+		(list 'autoload
+		      (list 'quote (nth 1 (ad-get-arg 0)))
+		      (ad-get-arg 1)
+		      (nth 4 (ad-get-arg 0))
+		      t nil))
+	ad-do-it))
+    (put 'define-derived-mode 'doc-string-elt 3))
+  (let ((generated-autoload-file dgnushack-gnus-load-file)
+	(make-backup-files nil)
+	(autoload-package-name "gnus"))
+    (if (featurep 'xemacs)
+	(if (file-exists-p generated-autoload-file)
+	    (delete-file generated-autoload-file))
+      (with-temp-file generated-autoload-file
+	(insert ?\014)))
+    (if (featurep 'xemacs)
+	(let ((si:message (symbol-function 'message)))
+	  (defun message (fmt &rest args)
+	    (cond ((and (string-equal "Generating autoloads for %s..." fmt)
+			(file-exists-p (file-name-nondirectory (car args))))
+		   (funcall si:message
+			    fmt (file-name-nondirectory (car args))))
+		  ((string-equal "No autoloads found in %s" fmt))
+		  ((string-equal "Generating autoloads for %s...done" fmt))
+		  (t (apply si:message fmt args))))
+	  (unwind-protect
+	      (batch-update-autoloads)
+	    (fset 'message si:message)))
+      (batch-update-autoloads))))
+
+(defun dgnushack-make-load ()
+  (unless (featurep 'xemacs)
+    (message "Generating %s..." dgnushack-gnus-load-file)
+    (with-temp-file dgnushack-gnus-load-file
+      (insert-file-contents dgnushack-cus-load-file)
+      (delete-file dgnushack-cus-load-file)
+      (goto-char (point-min))
+      (search-forward ";;; Code:")
+      (forward-line)
+      (delete-region (point-min) (point))
+      (insert "\
+;;; gnus-load.el --- automatically extracted custom dependencies and autoload
+;;
+;;; Code:
+")
+      (goto-char (point-max))
+      (if (search-backward "custom-versions-load-alist" nil t)
+	  (forward-line -1)
+	(forward-line -1)
+	(while (eq (char-after) ?\;)
+	  (forward-line -1))
+	(forward-line))
+      (delete-region (point) (point-max))
+      (insert "\n")
+      ;; smiley-* are duplicated. Remove them all.
+      (let ((point (point)))
+	(insert-file-contents dgnushack-gnus-load-file)
+	(goto-char point)
+	(while (search-forward "smiley-" nil t)
+	  (beginning-of-line)
+	  (if (looking-at "(autoload ")
+	      (delete-region (point) (progn (forward-sexp) (point)))
+	    (forward-line))))
+      ;;
+      (goto-char (point-max))
+      (when (search-backward "\n(provide " nil t)
+	(forward-line -1)
+	(delete-region (point) (point-max)))
+      (insert "\
+
+\(provide 'gnus-load)
+
+;;; Local Variables:
+;;; version-control: never
+;;; no-byte-compile: t
+;;; no-update-autoloads: t
+;;; End:
+;;; gnus-load.el ends here
+")
+      ))
+  (message "Compiling %s..." dgnushack-gnus-load-file)
+  (byte-compile-file dgnushack-gnus-load-file)
+  (when (featurep 'xemacs)
+    (message "Creating dummy gnus-load.el...")
+    (with-temp-file (expand-file-name "gnus-load.el")
+      (insert "\
+
+\(provide 'gnus-load)
+
+;;; Local Variables:
+;;; version-control: never
+;;; no-byte-compile: t
+;;; no-update-autoloads: t
+;;; End:
+;;; gnus-load.el ends here"))))
+
+
+(defconst dgnushack-info-file-regexp-en
+  (let ((names '("gnus" "message" "emacs-mime"))
+	regexp name)
+    (while (setq name (pop names))
+      (setq regexp (concat regexp "^" name "\\.info\\(-[0-9]+\\)?$"
+			   (when names "\\|"))))
+    regexp)
+  "Regexp matching English info files.")
+
+(defconst dgnushack-info-file-regexp-ja
+  (let ((names '("gnus-ja" "message-ja"))
+	regexp name)
+    (while (setq name (pop names))
+      (setq regexp (concat regexp "^" name "\\.info\\(-[0-9]+\\)?$"
+			   (when names "\\|"))))
+    regexp)
+  "Regexp matching Japanese info files.")
+
+(defun dgnushack-remove-extra-files-in-package ()
+  "Remove extra files in the lisp directory of the XEmacs package."
+  (let ((lisp-dir (expand-file-name (concat "lisp/"
+					    ;; GNUS_PRODUCT_NAME
+					    (cadr command-line-args-left)
+					    "/")
+				    ;; PACKAGEDIR
+				    (car command-line-args-left))))
+    (setq command-line-args-left nil)
+    (when (file-directory-p lisp-dir)
+      (let (files)
+	(dolist (file dgnushack-exporting-files)
+	  (setq files (nconc files (list file (concat file "c")))))
+	(dolist (file (directory-files lisp-dir nil nil t t))
+	  (unless (member file files)
+	    (setq file (expand-file-name file lisp-dir))
+	    (message "Removing %s..." file)
+	    (condition-case nil
+		(delete-file file)
+	      (error nil))))))))
+
+(defun dgnushack-install-package-manifest ()
+  "Install MANIFEST file as an XEmacs package."
+  (let* ((package-dir (pop command-line-args-left))
+	 (product-name (pop command-line-args-left))
+	 (pkginfo-dir (expand-file-name "pkginfo" package-dir))
+	 (name (expand-file-name (concat "MANIFEST." product-name)
+				 pkginfo-dir))
+	 make-backup-files)
+    (unless (file-directory-p pkginfo-dir)
+      (message "Creating directory %s/..." pkginfo-dir)
+      (make-directory pkginfo-dir))
+    (message "Generating %s..." name)
+    (with-temp-file name
+      (insert "pkginfo/MANIFEST." product-name "\n")
+      (let ((lisp-dir (concat "lisp/" product-name "/"))
+	    (files (sort (directory-files "." nil "\\.elc?$" t) 'string-lessp))
+	    file)
+	(while (setq file (pop files))
+	  (unless (member file dgnushack-unexporting-files)
+	    (insert lisp-dir file "\n")))
+	(setq files
+	      (sort (directory-files "../texi/" nil
+				     (concat dgnushack-info-file-regexp-en
+					     "\\|"
+					     dgnushack-info-file-regexp-ja)
+				     t)
+		    'string-lessp))
+	(while (setq file (pop files))
+	  (insert "info/" file "\n"))
+	(insert "etc/gnus-tut.txt\n")
+	(setq files
+	      (sort (directory-files "../etc/images/gnus/" nil
+				     "\\.\\(pbm\\|xbm\\|xpm\\)\\'"
+				     t)
+		    'string-lessp))
+	(while (setq file (pop files))
+	  (insert "etc/images/gnus/" file "\n"))
+	(insert "etc/images/gnus/x-splash\n")
+	(setq files
+	      (sort (directory-files "../etc/images/smilies/" nil
+				     "\\.\\(pbm\\|xpm\\)\\'"
+				     t)
+		    'string-lessp))
+	(while (setq file (pop files))
+	  (insert "etc/images/smilies/" file "\n"))))))
+
+(defun dgnushack-find-lisp-shadows (&optional lispdir)
+  "Return a list of directories in which other Gnus installations exist.
+This function looks for the other Gnus installations which will shadow
+the new Gnus Lisp modules which have been installed in LISPDIR, using
+the default `load-path'.  The return value will make sense only when
+LISPDIR is existent and is listed in the default `load-path'.  Assume
+LISPDIR will be prepended to `load-path' by a user if the default
+`load-path' does not contain it."
+  (unless lispdir
+    (setq lispdir (getenv "lispdir")))
+  (when (and lispdir (file-directory-p lispdir))
+    (setq lispdir (file-truename (directory-file-name lispdir)))
+    (let ((indices '("gnus.elc" "gnus.el" "gnus.el.bz2" "gnus.el.gz"
+		     "message.elc" "message.el" "message.el.bz2"
+		     "message.el.gz"))
+	  (path (delq nil (mapcar
+			   (lambda (p)
+			     (condition-case nil
+				 (when (and p (file-directory-p p))
+				   (file-truename (directory-file-name p)))
+			       (error nil)))
+			   dgnushack-default-load-path)))
+	  rest elcs)
+      (while path
+	(setq rest (cons (car path) rest)
+	      path (delete (car rest) (cdr path))))
+      (setq path (nreverse (cdr (member lispdir rest)))
+	    rest nil)
+      (while path
+	(setq elcs indices)
+	(while elcs
+	  (when (file-exists-p (expand-file-name (pop elcs) (car path)))
+	    (setq rest (cons (car path) rest)
+		  elcs nil)))
+	(setq path (cdr path)))
+      (prog1
+	  (setq path (nreverse rest))
+	(when path
+	  (let (print-level print-length)
+	    (princ (concat "\n\
+WARNING: The other gnus installation" (if (cdr path) "s have" " has") "\
+ been detected in:\n\n  " (mapconcat 'identity path "\n  ") "\n\n\
+You will need to modify the run-time `load-path', remove them manually,
+or remove them using `make remove-installed-shadows'.\n\n"))))))))
+
+(defun dgnushack-remove-lisp-shadows (&optional lispdir)
+  "Remove the other Gnus installations which shadow the recent one."
+  (let ((path (with-temp-buffer
+		(let ((standard-output (current-buffer)))
+		  (dgnushack-find-lisp-shadows lispdir))))
+	elcs files shadows file)
+    (when path
+      (unless (setq elcs (directory-files srcdir nil "\\.elc\\'"))
+	(error "You should build .elc files first."))
+      (setq files
+	    (apply
+	     'append
+	     (mapcar
+	      (lambda (el)
+		(list (concat el "c") el (concat el ".bz2") (concat el ".gz")))
+	      (append
+	       (list (file-name-nondirectory dgnushack-gnus-load-file)
+		     (file-name-nondirectory dgnushack-cus-load-file))
+	       (mapcar (lambda (elc) (substring elc 0 -1)) elcs)))))
+      (while path
+	(setq shadows files)
+	(while shadows
+	  (setq file (expand-file-name (pop shadows) (car path)))
+	  (when (file-exists-p file)
+	    (princ (concat "  Removing " file "..."))
+	    (condition-case nil
+		(progn
+		  (delete-file file)
+		  (princ "done\n"))
+	      (error (princ "failed\n")))))
+	(setq path (cdr path))))))
+
+;;; dgnushack.el ends here