1 ;;; gnus.el --- a newsreader for GNU Emacs
2 ;; Copyright (C) 1987, 1988, 1989, 1990, 1993, 1994, 1995, 1996,
3 ;; 1997, 1998, 2000 Free Software Foundation, Inc.
5 ;; Author: Masanobu UMEDA <umerin@flab.flab.fujitsu.junet>
6 ;; Lars Magne Ingebrigtsen <larsi@gnus.org>
7 ;; Tatsuya Ichikawa <t-ichi@po.shiojiri.ne.jp>
8 ;; Yoshiki Hayashi <t90553@mail.ecc.u-tokyo.ac.jp>
9 ;; Keywords: news, mail
11 ;; This file is part of GNU Emacs.
13 ;; GNU Emacs is free software; you can redistribute it and/or modify
14 ;; it under the terms of the GNU General Public License as published by
15 ;; the Free Software Foundation; either version 2, or (at your option)
18 ;; GNU Emacs is distributed in the hope that it will be useful,
19 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
20 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 ;; GNU General Public License for more details.
23 ;; You should have received a copy of the GNU General Public License
24 ;; along with GNU Emacs; see the file COPYING. If not, write to the
25 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
26 ;; Boston, MA 02111-1307, USA.
32 (eval '(run-hooks 'gnus-load-hook))
34 (eval-when-compile (require 'cl))
35 (eval-when-compile (require 'static))
41 "The coffee-brewing, all singing, all dancing, kitchen sink newsreader."
45 (defgroup gnus-charset nil
46 "Group character set issues."
47 :link '(custom-manual "(gnus)Charsets")
50 (defgroup gnus-cache nil
54 (defgroup gnus-start nil
55 "Starting your favorite newsreader."
58 (defgroup gnus-start-server nil
59 "Server options at startup."
62 ;; These belong to gnus-group.el.
63 (defgroup gnus-group nil
65 :link '(custom-manual "(gnus)The Group Buffer")
68 (defgroup gnus-group-foreign nil
70 :link '(custom-manual "(gnus)Foreign Groups")
73 (defgroup gnus-group-new nil
74 "Automatic subscription of new groups."
77 (defgroup gnus-group-levels nil
79 :link '(custom-manual "(gnus)Group Levels")
82 (defgroup gnus-group-select nil
84 :link '(custom-manual "(gnus)Selecting a Group")
87 (defgroup gnus-group-listing nil
88 "Showing slices of the group list."
89 :link '(custom-manual "(gnus)Listing Groups")
92 (defgroup gnus-group-visual nil
93 "Sorting the group buffer."
94 :link '(custom-manual "(gnus)Group Buffer Format")
98 (defgroup gnus-group-various nil
99 "Various group options."
100 :link '(custom-manual "(gnus)Scanning New Messages")
103 ;; These belong to gnus-sum.el.
104 (defgroup gnus-summary nil
106 :link '(custom-manual "(gnus)The Summary Buffer")
109 (defgroup gnus-summary-exit nil
110 "Leaving summary buffers."
111 :link '(custom-manual "(gnus)Exiting the Summary Buffer")
112 :group 'gnus-summary)
114 (defgroup gnus-summary-marks nil
115 "Marks used in summary buffers."
116 :link '(custom-manual "(gnus)Marking Articles")
117 :group 'gnus-summary)
119 (defgroup gnus-thread nil
120 "Ordering articles according to replies."
121 :link '(custom-manual "(gnus)Threading")
122 :group 'gnus-summary)
124 (defgroup gnus-summary-format nil
125 "Formatting of the summary buffer."
126 :link '(custom-manual "(gnus)Summary Buffer Format")
127 :group 'gnus-summary)
129 (defgroup gnus-summary-choose nil
131 :link '(custom-manual "(gnus)Choosing Articles")
132 :group 'gnus-summary)
134 (defgroup gnus-summary-maneuvering nil
135 "Summary movement commands."
136 :link '(custom-manual "(gnus)Summary Maneuvering")
137 :group 'gnus-summary)
139 (defgroup gnus-summary-mail nil
140 "Mail group commands."
141 :link '(custom-manual "(gnus)Mail Group Commands")
142 :group 'gnus-summary)
144 (defgroup gnus-summary-sort nil
145 "Sorting the summary buffer."
146 :link '(custom-manual "(gnus)Sorting")
147 :group 'gnus-summary)
149 (defgroup gnus-summary-visual nil
150 "Highlighting and menus in the summary buffer."
151 :link '(custom-manual "(gnus)Summary Highlighting")
153 :group 'gnus-summary)
155 (defgroup gnus-summary-various nil
156 "Various summary buffer options."
157 :link '(custom-manual "(gnus)Various Summary Stuff")
158 :group 'gnus-summary)
160 (defgroup gnus-summary-pick nil
161 "Pick mode in the summary buffer."
162 :link '(custom-manual "(gnus)Pick and Read")
164 :group 'gnus-summary)
166 (defgroup gnus-summary-tree nil
167 "Tree display of threads in the summary buffer."
168 :link '(custom-manual "(gnus)Tree Display")
170 :group 'gnus-summary)
172 ;; Belongs to gnus-uu.el
173 (defgroup gnus-extract-view nil
174 "Viewing extracted files."
175 :link '(custom-manual "(gnus)Viewing Files")
176 :group 'gnus-extract)
178 ;; Belongs to gnus-score.el
179 (defgroup gnus-score nil
180 "Score and kill file handling."
183 (defgroup gnus-score-kill nil
187 (defgroup gnus-score-adapt nil
188 "Adaptive score files."
191 (defgroup gnus-score-default nil
192 "Default values for score files."
195 (defgroup gnus-score-expire nil
196 "Expiring score rules."
199 (defgroup gnus-score-decay nil
200 "Decaying score rules."
203 (defgroup gnus-score-files nil
204 "Score and kill file names."
208 (defgroup gnus-score-various nil
209 "Various scoring and killing options."
213 (defgroup gnus-visual nil
214 "Options controling the visual fluff."
218 (defgroup gnus-agent nil
219 "Offline support for Gnus."
222 (defgroup gnus-files nil
223 "Files used by Gnus."
226 (defgroup gnus-dribble-file nil
228 :link '(custom-manual "(gnus)Auto Save")
231 (defgroup gnus-newsrc nil
232 "Storing Gnus state."
235 (defgroup gnus-server nil
236 "Options related to newsservers and other servers used by Gnus."
239 (defgroup gnus-message '((message custom-group))
240 "Composing replies and followups in Gnus."
243 (defgroup gnus-meta nil
244 "Meta variables controling major portions of Gnus.
245 In general, modifying these variables does not take affect until Gnus
246 is restarted, and sometimes reloaded."
249 (defgroup gnus-various nil
250 "Other Gnus options."
251 :link '(custom-manual "(gnus)Various Various")
254 (defgroup gnus-mime nil
255 "Variables for controlling the Gnus MIME interface."
258 (defgroup gnus-exit nil
260 :link '(custom-manual "(gnus)Exiting Gnus")
263 (defcustom gnus-inhibit-startup-message nil
264 "If non-nil, the startup message will not be displayed.
265 This variable is used before `.gnus.el' is loaded, so it should
266 be set in `.emacs' instead."
270 (defcustom gnus-play-startup-jingle nil
271 "If non-nil, play the Gnus jingle at startup."
275 (unless (featurep 'gnus-xmas)
276 (defalias 'gnus-make-overlay 'make-overlay)
277 (defalias 'gnus-delete-overlay 'delete-overlay)
278 (defalias 'gnus-overlay-put 'overlay-put)
279 (defalias 'gnus-move-overlay 'move-overlay)
280 (defalias 'gnus-overlay-end 'overlay-end)
281 (defalias 'gnus-extent-detached-p 'ignore)
282 (defalias 'gnus-extent-start-open 'ignore)
283 (defalias 'gnus-set-text-properties 'set-text-properties)
284 (defalias 'gnus-group-remove-excess-properties 'ignore)
285 (defalias 'gnus-appt-select-lowest-window 'appt-select-lowest-window)
286 (defalias 'gnus-mail-strip-quoted-names 'mail-strip-quoted-names)
287 (defalias 'gnus-character-to-event 'identity)
288 (defalias 'gnus-add-text-properties 'add-text-properties)
289 (defalias 'gnus-put-text-property 'put-text-property)
290 (defalias 'gnus-mode-line-buffer-identification 'identity)
291 (defalias 'gnus-characterp 'numberp)
292 (defalias 'gnus-deactivate-mark 'deactivate-mark)
293 (defalias 'gnus-window-edges 'window-edges)
294 (defalias 'gnus-key-press-event-p 'numberp)
295 (defalias 'gnus-decode-rfc1522 'ignore))
297 ;; We define these group faces here to avoid the display
298 ;; update forced when creating new faces.
300 (defface gnus-group-news-1-face
303 (:foreground "PaleTurquoise" :bold t))
306 (:foreground "ForestGreen" :bold t))
309 "Level 1 newsgroup face.")
311 (defface gnus-group-news-1-empty-face
314 (:foreground "PaleTurquoise"))
317 (:foreground "ForestGreen"))
320 "Level 1 empty newsgroup face.")
322 (defface gnus-group-news-2-face
325 (:foreground "turquoise" :bold t))
328 (:foreground "CadetBlue4" :bold t))
331 "Level 2 newsgroup face.")
333 (defface gnus-group-news-2-empty-face
336 (:foreground "turquoise"))
339 (:foreground "CadetBlue4"))
342 "Level 2 empty newsgroup face.")
344 (defface gnus-group-news-3-face
353 "Level 3 newsgroup face.")
355 (defface gnus-group-news-3-empty-face
364 "Level 3 empty newsgroup face.")
366 (defface gnus-group-news-4-face
375 "Level 4 newsgroup face.")
377 (defface gnus-group-news-4-empty-face
386 "Level 4 empty newsgroup face.")
388 (defface gnus-group-news-5-face
397 "Level 5 newsgroup face.")
399 (defface gnus-group-news-5-empty-face
408 "Level 5 empty newsgroup face.")
410 (defface gnus-group-news-6-face
419 "Level 6 newsgroup face.")
421 (defface gnus-group-news-6-empty-face
430 "Level 6 empty newsgroup face.")
432 (defface gnus-group-news-low-face
435 (:foreground "DarkTurquoise" :bold t))
438 (:foreground "DarkGreen" :bold t))
441 "Low level newsgroup face.")
443 (defface gnus-group-news-low-empty-face
446 (:foreground "DarkTurquoise"))
449 (:foreground "DarkGreen"))
452 "Low level empty newsgroup face.")
454 (defface gnus-group-mail-1-face
457 (:foreground "aquamarine1" :bold t))
460 (:foreground "DeepPink3" :bold t))
463 "Level 1 mailgroup face.")
465 (defface gnus-group-mail-1-empty-face
468 (:foreground "aquamarine1"))
471 (:foreground "DeepPink3"))
473 (:italic t :bold t)))
474 "Level 1 empty mailgroup face.")
476 (defface gnus-group-mail-2-face
479 (:foreground "aquamarine2" :bold t))
482 (:foreground "HotPink3" :bold t))
485 "Level 2 mailgroup face.")
487 (defface gnus-group-mail-2-empty-face
490 (:foreground "aquamarine2"))
493 (:foreground "HotPink3"))
496 "Level 2 empty mailgroup face.")
498 (defface gnus-group-mail-3-face
501 (:foreground "aquamarine3" :bold t))
504 (:foreground "magenta4" :bold t))
507 "Level 3 mailgroup face.")
509 (defface gnus-group-mail-3-empty-face
512 (:foreground "aquamarine3"))
515 (:foreground "magenta4"))
518 "Level 3 empty mailgroup face.")
520 (defface gnus-group-mail-low-face
523 (:foreground "aquamarine4" :bold t))
526 (:foreground "DeepPink4" :bold t))
529 "Low level mailgroup face.")
531 (defface gnus-group-mail-low-empty-face
534 (:foreground "aquamarine4"))
537 (:foreground "DeepPink4"))
540 "Low level empty mailgroup face.")
542 ;; Summary mode faces.
544 (defface gnus-summary-selected-face '((t
546 "Face used for selected articles.")
548 (defface gnus-summary-cancelled-face
550 (:foreground "yellow" :background "black")))
551 "Face used for cancelled articles.")
553 (defface gnus-summary-high-ticked-face
556 (:foreground "pink" :bold t))
559 (:foreground "firebrick" :bold t))
562 "Face used for high interest ticked articles.")
564 (defface gnus-summary-low-ticked-face
567 (:foreground "pink" :italic t))
570 (:foreground "firebrick" :italic t))
573 "Face used for low interest ticked articles.")
575 (defface gnus-summary-normal-ticked-face
578 (:foreground "pink"))
581 (:foreground "firebrick"))
584 "Face used for normal interest ticked articles.")
586 (defface gnus-summary-high-ancient-face
589 (:foreground "SkyBlue" :bold t))
592 (:foreground "RoyalBlue" :bold t))
595 "Face used for high interest ancient articles.")
597 (defface gnus-summary-low-ancient-face
600 (:foreground "SkyBlue" :italic t))
603 (:foreground "RoyalBlue" :italic t))
606 "Face used for low interest ancient articles.")
608 (defface gnus-summary-normal-ancient-face
611 (:foreground "SkyBlue"))
614 (:foreground "RoyalBlue"))
617 "Face used for normal interest ancient articles.")
619 (defface gnus-summary-high-unread-face
622 "Face used for high interest unread articles.")
624 (defface gnus-summary-low-unread-face
627 "Face used for low interest unread articles.")
629 (defface gnus-summary-normal-unread-face
632 "Face used for normal interest unread articles.")
634 (defface gnus-summary-incorporated-face
637 "Face used for incorporated articles.")
639 (defface gnus-summary-high-read-face
642 (:foreground "PaleGreen"
646 (:foreground "DarkGreen"
650 "Face used for high interest read articles.")
652 (defface gnus-summary-low-read-face
655 (:foreground "PaleGreen"
659 (:foreground "DarkGreen"
663 "Face used for low interest read articles.")
665 (defface gnus-summary-normal-read-face
668 (:foreground "PaleGreen"))
671 (:foreground "DarkGreen"))
674 "Face used for normal interest read articles.")
681 (defvar gnus-buffers nil)
683 (defun gnus-get-buffer-create (name)
684 "Do the same as `get-buffer-create', but store the created buffer."
685 (or (get-buffer name)
686 (car (push (get-buffer-create name) gnus-buffers))))
688 (defun gnus-add-buffer ()
689 "Add the current buffer to the list of Gnus buffers."
690 (push (current-buffer) gnus-buffers))
692 (defun gnus-buffers ()
693 "Return a list of live Gnus buffers."
694 (while (and gnus-buffers
695 (not (buffer-name (car gnus-buffers))))
697 (let ((buffers gnus-buffers))
699 (if (buffer-name (cadr buffers))
701 (setcdr buffers (cddr buffers)))))
706 (defvar gnus-group-buffer "*Group*")
709 (autoload 'gnus-play-jingle "gnus-audio"))
711 (defface gnus-splash-face
714 (:foreground "Brown"))
717 (:foreground "Brown"))
720 "Face of the splash screen.")
722 (defun gnus-splash ()
724 (switch-to-buffer (gnus-get-buffer-create gnus-group-buffer))
725 (let ((buffer-read-only nil))
727 (unless gnus-inhibit-startup-message
728 (gnus-group-startup-message)
730 (when gnus-play-startup-jingle
731 (gnus-play-jingle))))))
733 (defun gnus-indent-rigidly (start end arg)
734 "Indent rigidly using only spaces and no tabs."
737 (narrow-to-region start end)
739 (indent-rigidly start end arg)
740 ;; We translate tabs into spaces -- not everybody uses
741 ;; an 8-character tab.
742 (goto-char (point-min))
743 (while (search-forward "\t" nil t)
744 (replace-match " " t t))))))
746 (defvar gnus-simple-splash nil)
748 (defun gnus-group-startup-message (&optional x y)
749 "Insert startup message in current buffer."
750 ;; Insert the message.
753 ((and (fboundp 'find-image)
757 `((:type xpm :file "gnus.xpm"
759 (("thing" . "#724214")
760 ("shadow" . "#1e3f03")
761 ("background" . ,(face-background 'default))))
762 (:type xbm :file "gnus.xbm"
763 :foreground ,(face-foreground 'gnus-splash-face)
764 :background ,(face-background 'default))))))
767 (goto-char (point-min))
770 (max 0 (let ((cw (frame-char-width)))
771 (/ (+ (- (* (window-width) cw) 271) cw) 2 cw))))
772 (goto-char (point-min))
773 (insert gnus-product-name " " gnus-version-number
774 (if (zerop (string-to-number gnus-revision-number))
776 (concat " (r" gnus-revision-number ")"))
777 " based on " gnus-original-product-name " v"
778 gnus-original-version-number "\n")
779 (goto-char (point-min))
780 (put-text-property (point) (gnus-point-at-eol)
781 'face 'gnus-splash-face)
782 (insert-char ?\ ;; space
783 (max 0 (/ (- (window-width) (gnus-point-at-eol)) 2)))
787 (let ((ch (frame-char-height)))
788 (/ (+ (- (* (1- (window-height)) ch) 273) ch) 2 ch))))
789 (setq gnus-simple-splash nil)
794 _ ___ __ ___ __ _ ___
813 (goto-char (point-min))
814 (insert gnus-product-name " " gnus-version-number
815 (if (zerop (string-to-number gnus-revision-number))
817 (concat " (r" gnus-revision-number ")"))
818 " based on " gnus-original-product-name " v"
819 gnus-original-version-number)
820 (goto-char (point-min))
821 (insert-char ?\ ; space
822 (max 0 (/ (- (window-width) (gnus-point-at-eol)) 2)))
825 (gnus-indent-rigidly (point) (point-max)
826 (/ (max (- (window-width) (or x 46)) 0) 2))
827 (goto-char (point-min))
829 (let* ((pheight (count-lines (point-min) (point-max)))
830 (wheight (window-height))
831 (rest (- wheight pheight)))
832 (insert (make-string (max 0 (* 2 (/ rest 3))) ?\n)))
834 (put-text-property (point-min) (point-max) 'face 'gnus-splash-face)
835 (setq gnus-simple-splash t)))
836 (goto-char (point-min))
837 (setq mode-line-buffer-identification (concat " " gnus-version))
838 (set-buffer-modified-p t))
841 (let ((command (format "%s" this-command)))
842 (if (and (string-match "gnus" command)
843 (not (string-match "gnus-other-frame" command)))
845 (gnus-get-buffer-create gnus-group-buffer))))
853 (defcustom gnus-home-directory "~/"
854 "Directory variable that specifies the \"home\" directory.
855 All other Gnus path variables are initialized from this variable."
859 (defcustom gnus-directory (or (getenv "SAVEDIR")
860 (nnheader-concat gnus-home-directory "News/"))
861 "*Directory variable from which all other Gnus file variables are derived.
863 Note that Gnus is mostly loaded when the `.gnus.el' file is read.
864 This means that other directory variables that are initialized from
865 this variable won't be set properly if you set this variable in `.gnus.el'.
866 Set this variable in `.emacs' instead."
870 (defcustom gnus-default-directory nil
871 "*Default directory for all Gnus buffers."
873 :type '(choice (const :tag "current" nil)
876 ;; Site dependent variables. These variables should be defined in
879 (defvar gnus-default-nntp-server nil
880 "Specify a default NNTP server.
881 This variable should be defined in paths.el, and should never be set
883 If you want to change servers, you should use `gnus-select-method'.
884 See the documentation to that variable.")
886 ;; Don't touch this variable.
887 (defvar gnus-nntp-service "nntp"
888 "NNTP service name (\"nntp\" or 119).
889 This is an obsolete variable, which is scarcely used. If you use an
890 nntp server for your newsgroup and want to change the port number
891 used to 899, you would say something along these lines:
893 (setq gnus-select-method '(nntp \"my.nntp.server\" (nntp-port-number 899)))")
895 (defcustom gnus-nntpserver-file "/etc/nntpserver"
896 "A file with only the name of the nntp server in it."
901 ;; This function is used to check both the environment variable
902 ;; NNTPSERVER and the /etc/nntpserver file to see whether one can find
903 ;; an nntp server name default.
904 (defun gnus-getenv-nntpserver ()
905 (or (getenv "NNTPSERVER")
906 (and (file-readable-p gnus-nntpserver-file)
908 (set-buffer (gnus-get-buffer-create " *gnus nntp*"))
909 (insert-file-contents gnus-nntpserver-file)
910 (let ((name (buffer-string)))
912 (if (string-match "\\'[ \t\n]*$" name)
915 (kill-buffer (current-buffer))))))))
917 (defcustom gnus-select-method
920 (list 'nntp (or (condition-case nil
921 (gnus-getenv-nntpserver)
923 (when (and gnus-default-nntp-server
924 (not (string= gnus-default-nntp-server "")))
925 gnus-default-nntp-server)
927 (if (or (null gnus-nntp-service)
928 (equal gnus-nntp-service "nntp"))
930 (list gnus-nntp-service)))
932 "Default method for selecting a newsgroup.
933 This variable should be a list, where the first element is how the
934 news is to be fetched, the second is the address.
936 For instance, if you want to get your news via NNTP from
937 \"flab.flab.edu\", you could say:
939 \(setq gnus-select-method '(nntp \"flab.flab.edu\"))
941 If you want to use your local spool, say:
943 \(setq gnus-select-method (list 'nnspool (system-name)))
945 If you use this variable, you must set `gnus-nntp-server' to nil.
947 There is a lot more to know about select methods and virtual servers -
948 see the manual for details."
950 :type 'gnus-select-method)
952 (defcustom gnus-message-archive-method
955 (nnfolder-directory ,(nnheader-concat message-directory "archive"))
956 (nnfolder-active-file
957 ,(nnheader-concat message-directory "archive/active"))
958 (nnfolder-get-new-mail nil)
959 (nnfolder-inhibit-expiry t))
960 "*Method used for archiving messages you've sent.
961 This should be a mail method.
963 It's probably not very effective to change this variable once you've
964 run Gnus once. After doing that, you must edit this server from the
968 :type 'gnus-select-method)
970 (defcustom gnus-message-archive-group nil
971 "*Name of the group in which to save the messages you've written.
972 This can either be a string; a list of strings; or an alist
973 of regexps/functions/forms to be evaluated to return a string (or a list
974 of strings). The functions are called with the name of the current
975 group (or nil) as a parameter.
977 If you want to save your mail in one group and the news articles you
978 write in another group, you could say something like:
980 \(setq gnus-message-archive-group
981 '((if (message-news-p)
985 Normally the group names returned by this variable should be
986 unprefixed -- which implicitly means \"store on the archive server\".
987 However, you may wish to store the message on some other server. In
988 that case, just return a fully prefixed name of the group --
989 \"nnml+private:mail.misc\", for instance."
991 :type '(choice (const :tag "none" nil)
996 (defcustom gnus-secondary-servers nil
997 "List of NNTP servers that the user can choose between interactively.
998 To make Gnus query you for a server, you have to give `gnus' a
999 non-numeric prefix - `C-u M-x gnus', in short."
1001 :type '(repeat string))
1003 (defcustom gnus-nntp-server nil
1004 "*The name of the host running the NNTP server.
1005 This variable is semi-obsolete. Use the `gnus-select-method'
1008 :type '(choice (const :tag "disable" nil)
1011 (defcustom gnus-secondary-select-methods nil
1012 "A list of secondary methods that will be used for reading news.
1013 This is a list where each element is a complete select method (see
1014 `gnus-select-method').
1016 If, for instance, you want to read your mail with the nnml backend,
1017 you could set this variable:
1019 \(setq gnus-secondary-select-methods '((nnml \"\")))"
1021 :type '(repeat gnus-select-method))
1023 (defvar gnus-backup-default-subscribed-newsgroups
1024 '("news.announce.newusers" "news.groups.questions" "gnu.emacs.gnus")
1025 "Default default new newsgroups the first time Gnus is run.
1026 Should be set in paths.el, and shouldn't be touched by the user.")
1028 (defcustom gnus-local-domain nil
1029 "Local domain name without a host name.
1030 The DOMAINNAME environment variable is used instead if it is defined.
1031 If the `system-name' function returns the full Internet name, there is
1032 no need to set this variable."
1033 :group 'gnus-message
1034 :type '(choice (const :tag "default" nil)
1037 (defvar gnus-local-organization nil
1038 "String with a description of what organization (if any) the user belongs to.
1039 Obsolete variable; use `message-user-organization' instead.")
1041 ;; Customization variables
1043 (defcustom gnus-refer-article-method nil
1044 "Preferred method for fetching an article by Message-ID.
1045 If you are reading news from the local spool (with nnspool), fetching
1046 articles by Message-ID is painfully slow. By setting this method to an
1047 nntp method, you might get acceptable results.
1049 The value of this variable must be a valid select method as discussed
1050 in the documentation of `gnus-select-method'.
1052 It can also be a list of select methods, as well as the special symbol
1053 `current', which means to use the current select method. If it is a
1054 list, Gnus will try all the methods in the list until it finds a match."
1056 :type '(choice (const :tag "default" nil)
1057 (const :tag "DejaNews" (nnweb "refer" (nnweb-type dejanews)))
1059 (repeat :menu-tag "Try multiple"
1061 :value (current (nnweb "refer" (nnweb-type dejanews)))
1062 (choice :tag "Method"
1064 (const :tag "DejaNews"
1065 (nnweb "refer" (nnweb-type dejanews)))
1066 gnus-select-method))))
1068 (defcustom gnus-group-faq-directory
1069 '("/ftp@mirrors.aol.com:/pub/rtfm/usenet/"
1070 "/ftp@sunsite.auc.dk:/pub/usenet/"
1071 "/ftp@sunsite.doc.ic.ac.uk:/pub/usenet/news-faqs/"
1072 "/ftp@src.doc.ic.ac.uk:/usenet/news-FAQS/"
1073 "/ftp@ftp.seas.gwu.edu:/pub/rtfm/"
1074 "/ftp@rtfm.mit.edu:/pub/usenet/"
1075 "/ftp@ftp.uni-paderborn.de:/pub/FAQ/"
1076 "/ftp@ftp.sunet.se:/pub/usenet/"
1077 "/ftp@nctuccca.edu.tw:/USENET/FAQ/"
1078 "/ftp@hwarang.postech.ac.kr:/pub/usenet/"
1079 "/ftp@ftp.hk.super.net:/mirror/faqs/")
1080 "*Directory where the group FAQs are stored.
1081 This will most commonly be on a remote machine, and the file will be
1082 fetched by ange-ftp.
1084 This variable can also be a list of directories. In that case, the
1085 first element in the list will be used by default. The others can
1086 be used when being prompted for a site.
1088 Note that Gnus uses an aol machine as the default directory. If this
1089 feels fundamentally unclean, just think of it as a way to finally get
1090 something of value back from them.
1092 If the default site is too slow, try one of these:
1094 North America: mirrors.aol.com /pub/rtfm/usenet
1095 ftp.seas.gwu.edu /pub/rtfm
1096 rtfm.mit.edu /pub/usenet
1097 Europe: ftp.uni-paderborn.de /pub/FAQ
1098 src.doc.ic.ac.uk /usenet/news-FAQS
1099 ftp.sunet.se /pub/usenet
1100 sunsite.auc.dk /pub/usenet
1101 Asia: nctuccca.edu.tw /USENET/FAQ
1102 hwarang.postech.ac.kr /pub/usenet
1103 ftp.hk.super.net /mirror/faqs"
1104 :group 'gnus-group-various
1105 :type '(choice directory
1106 (repeat directory)))
1108 (defcustom gnus-use-cross-reference t
1109 "*Non-nil means that cross referenced articles will be marked as read.
1110 If nil, ignore cross references. If t, mark articles as read in
1111 subscribed newsgroups. If neither t nor nil, mark as read in all
1114 :type '(choice (const :tag "off" nil)
1115 (const :tag "subscribed" t)
1119 (defcustom gnus-process-mark ?#
1121 :group 'gnus-group-visual
1122 :group 'gnus-summary-marks
1125 (defcustom gnus-large-newsgroup 200
1126 "*The number of articles which indicates a large newsgroup.
1127 If the number of articles in a newsgroup is greater than this value,
1128 confirmation is required for selecting the newsgroup."
1129 :group 'gnus-group-select
1132 (defcustom gnus-use-long-file-name (not (memq system-type '(usg-unix-v xenix)))
1133 "*Non-nil means that the default name of a file to save articles in is the group name.
1134 If it's nil, the directory form of the group name is used instead.
1136 If this variable is a list, and the list contains the element
1137 `not-score', long file names will not be used for score files; if it
1138 contains the element `not-save', long file names will not be used for
1139 saving; and if it contains the element `not-kill', long file names
1140 will not be used for kill files.
1142 Note that the default for this variable varies according to what system
1143 type you're using. On `usg-unix-v' and `xenix' this variable defaults
1144 to nil while on all other systems it defaults to t."
1148 (defcustom gnus-kill-files-directory gnus-directory
1149 "*Name of the directory where kill files will be stored (default \"~/News\")."
1150 :group 'gnus-score-files
1151 :group 'gnus-score-kill
1154 (defcustom gnus-save-score nil
1155 "*If non-nil, save group scoring info."
1156 :group 'gnus-score-various
1160 (defcustom gnus-use-undo t
1161 "*If non-nil, allow undoing in Gnus group mode buffers."
1165 (defcustom gnus-use-adaptive-scoring nil
1166 "*If non-nil, use some adaptive scoring scheme.
1167 If a list, then the values `word' and `line' are meaningful. The
1168 former will perform adaption on individual words in the subject
1169 header while `line' will perform adaption on several headers."
1171 :group 'gnus-score-adapt
1172 :type '(set (const word) (const line)))
1174 (defcustom gnus-use-cache 'passive
1175 "*If nil, Gnus will ignore the article cache.
1176 If `passive', it will allow entering (and reading) articles
1177 explicitly entered into the cache. If anything else, use the
1178 cache to the full extent of the law."
1181 :type '(choice (const :tag "off" nil)
1182 (const :tag "passive" passive)
1183 (const :tag "active" t)))
1185 (defcustom gnus-use-trees nil
1186 "*If non-nil, display a thread tree buffer."
1190 (defcustom gnus-use-grouplens nil
1191 "*If non-nil, use GroupLens ratings."
1195 (defcustom gnus-keep-backlog nil
1196 "*If non-nil, Gnus will keep read articles for later re-retrieval.
1197 If it is a number N, then Gnus will only keep the last N articles
1198 read. If it is neither nil nor a number, Gnus will keep all read
1199 articles. This is not a good idea."
1201 :type '(choice (const :tag "off" nil)
1206 (defcustom gnus-use-nocem nil
1207 "*If non-nil, Gnus will read NoCeM cancel messages."
1211 (defcustom gnus-suppress-duplicates nil
1212 "*If non-nil, Gnus will mark duplicate copies of the same article as read."
1216 (defcustom gnus-use-scoring t
1217 "*If non-nil, enable scoring."
1221 (defcustom gnus-use-picons nil
1222 "*If non-nil, display picons in a frame of their own."
1226 (defcustom gnus-summary-prepare-exit-hook
1227 '(gnus-summary-expire-articles)
1228 "*A hook called when preparing to exit from the summary buffer.
1229 It calls `gnus-summary-expire-articles' by default."
1230 :group 'gnus-summary-exit
1233 (defcustom gnus-novice-user t
1234 "*Non-nil means that you are a usenet novice.
1235 If non-nil, verbose messages may be displayed and confirmations may be
1240 (defcustom gnus-expert-user nil
1241 "*Non-nil means that you will never be asked for confirmation about anything.
1242 That doesn't mean *anything* anything; particularly destructive
1243 commands will still require prompting."
1247 (defcustom gnus-interactive-catchup t
1248 "*If non-nil, require your confirmation when catching up a group."
1249 :group 'gnus-group-select
1252 (defcustom gnus-interactive-exit t
1253 "*If non-nil, require your confirmation when exiting Gnus."
1257 (defcustom gnus-extract-address-components 'gnus-extract-address-components
1258 "*Function for extracting address components from a From header.
1259 Two pre-defined function exist: `gnus-extract-address-components',
1260 which is the default, quite fast, and too simplistic solution, and
1261 `mail-extract-address-components', which works much better, but is
1263 :group 'gnus-summary-format
1264 :type '(radio (function-item gnus-extract-address-components)
1265 (function-item mail-extract-address-components)
1266 (function-item std11-extract-address-components)
1267 (function :tag "Other")))
1269 (defcustom gnus-carpal nil
1270 "*If non-nil, display clickable icons."
1274 (defcustom gnus-shell-command-separator ";"
1275 "String used to separate to shell commands."
1279 (defcustom gnus-valid-select-methods
1280 '(("nntp" post address prompt-address physical-address)
1281 ("nnspool" post address)
1282 ("nnvirtual" post-mail virtual prompt-address)
1283 ("nnmbox" mail respool address)
1284 ("nnml" mail respool address)
1285 ("nnmh" mail respool address)
1286 ("nndir" post-mail prompt-address physical-address)
1287 ("nneething" none address prompt-address physical-address)
1288 ("nndoc" none address prompt-address)
1289 ("nnbabyl" mail address respool)
1290 ("nnkiboze" post virtual)
1291 ("nnsoup" post-mail address)
1292 ("nndraft" post-mail)
1293 ("nnfolder" mail respool address)
1294 ("nngateway" post-mail address prompt-address physical-address)
1300 ("nnagent" post-mail)
1301 ("nnimap" post-mail address prompt-address physical-address))
1302 "*An alist of valid select methods.
1303 The first element of each list lists should be a string with the name
1304 of the select method. The other elements may be the category of
1305 this method (i. e., `post', `mail', `none' or whatever) or other
1306 properties that this method has (like being respoolable).
1307 If you implement a new select method, all you should have to change is
1308 this variable. I think."
1310 :type '(repeat (group (string :tag "Name")
1311 (radio-button-choice (const :format "%v " post)
1312 (const :format "%v " mail)
1313 (const :format "%v " none)
1315 (checklist :inline t
1316 (const :format "%v " address)
1317 (const :format "%v " prompt-address)
1318 (const :format "%v " physical-address)
1319 (const :format "%v " virtual)
1322 (defun gnus-redefine-select-method-widget ()
1323 "Recomputes the select-method widget based on the value of
1324 `gnus-valid-select-methods'."
1325 (define-widget 'gnus-select-method 'list
1326 "Widget for entering a select method."
1328 :tag "Select Method"
1329 :args `((choice :tag "Method"
1330 ,@(mapcar (lambda (entry)
1331 (list 'const :format "%v\n"
1332 (intern (car entry))))
1333 gnus-valid-select-methods)
1334 (symbol :tag "other"))
1335 (string :tag "Address")
1336 (repeat :tag "Options"
1340 (sexp :tag "Value"))))
1343 (gnus-redefine-select-method-widget)
1345 (defcustom gnus-updated-mode-lines '(group article summary tree)
1346 "List of buffers that should update their mode lines.
1347 The list may contain the symbols `group', `article', `tree' and
1348 `summary'. If the corresponding symbol is present, Gnus will keep
1349 that mode line updated with information that may be pertinent.
1350 If this variable is nil, screen refresh may be quicker."
1351 :group 'gnus-various
1352 :type '(set (const group)
1357 ;; Added by Keinonen Kari <kk85613@cs.tut.fi>.
1358 (defcustom gnus-mode-non-string-length nil
1359 "*Max length of mode-line non-string contents.
1360 If this is nil, Gnus will take space as is needed, leaving the rest
1361 of the modeline intact. Note that the default of nil is unlikely
1362 to be desirable; see the manual for further details."
1363 :group 'gnus-various
1364 :type '(choice (const nil)
1367 (defcustom gnus-auto-expirable-newsgroups nil
1368 "*Groups in which to automatically mark read articles as expirable.
1369 If non-nil, this should be a regexp that should match all groups in
1370 which to perform auto-expiry. This only makes sense for mail groups."
1371 :group 'nnmail-expire
1372 :type '(choice (const nil)
1375 (defcustom gnus-total-expirable-newsgroups nil
1376 "*Groups in which to perform expiry of all read articles.
1377 Use with extreme caution. All groups that match this regexp will be
1378 expiring - which means that all read articles will be deleted after
1379 \(say) one week. (This only goes for mail groups and the like, of
1381 :group 'nnmail-expire
1382 :type '(choice (const nil)
1385 (defcustom gnus-group-uncollapsed-levels 1
1386 "Number of group name elements to leave alone when making a short group name."
1387 :group 'gnus-group-visual
1390 (defcustom gnus-group-use-permanent-levels nil
1391 "*If non-nil, once you set a level, Gnus will use this level."
1392 :group 'gnus-group-levels
1397 (defcustom gnus-load-hook nil
1398 "A hook run while Gnus is loaded."
1402 (defcustom gnus-apply-kill-hook '(gnus-apply-kill-file)
1403 "A hook called to apply kill files to a group.
1404 This hook is intended to apply a kill file to the selected newsgroup.
1405 The function `gnus-apply-kill-file' is called by default.
1407 Since a general kill file is too heavy to use only for a few
1408 newsgroups, I recommend you to use a lighter hook function. For
1409 example, if you'd like to apply a kill file to articles which contains
1410 a string `rmgroup' in subject in newsgroup `control', you can use the
1413 (setq gnus-apply-kill-hook
1416 (cond ((string-match \"control\" gnus-newsgroup-name)
1417 (gnus-kill \"Subject\" \"rmgroup\")
1418 (gnus-expunge \"X\"))))))"
1419 :group 'gnus-score-kill
1420 :options '(gnus-apply-kill-file)
1423 (defcustom gnus-group-change-level-function nil
1424 "Function run when a group level is changed.
1425 It is called with three parameters -- GROUP, LEVEL and OLDLEVEL."
1426 :group 'gnus-group-levels
1431 (defcustom gnus-visual
1432 '(summary-highlight group-highlight article-highlight
1434 summary-menu group-menu article-menu
1435 tree-highlight menu highlight
1436 browse-menu server-menu
1437 page-marker tree-menu binary-menu pick-menu
1439 "*Enable visual features.
1440 If `visual' is disabled, there will be no menus and few faces. Most of
1441 the visual customization options below will be ignored. Gnus will use
1442 less space and be faster as a result.
1444 This variable can also be a list of visual elements to switch on. For
1445 instance, to switch off all visual things except menus, you can say:
1447 (setq gnus-visual '(menu))
1449 Valid elements include `summary-highlight', `group-highlight',
1450 `article-highlight', `mouse-face', `summary-menu', `group-menu',
1451 `article-menu', `tree-highlight', `menu', `highlight', `browse-menu',
1452 `server-menu', `page-marker', `tree-menu', `binary-menu', `pick-menu',
1453 and `grouplens-menu'."
1456 :type '(set (const summary-highlight)
1457 (const group-highlight)
1458 (const article-highlight)
1460 (const summary-menu)
1462 (const article-menu)
1463 (const tree-highlight)
1472 (const grouplens-menu)))
1474 (defcustom gnus-mouse-face
1476 (if (gnus-visual-p 'mouse-face 'highlight)
1477 (if (boundp 'gnus-mouse-face)
1478 (or gnus-mouse-face 'highlight)
1482 "*Face used for group or summary buffer mouse highlighting.
1483 The line beneath the mouse pointer will be highlighted with this
1488 (defcustom gnus-article-save-directory gnus-directory
1489 "*Name of the directory articles will be saved in (default \"~/News\")."
1490 :group 'gnus-article-saving
1493 (defvar gnus-plugged t
1494 "Whether Gnus is plugged or not.")
1496 (defcustom gnus-default-charset 'iso-8859-1
1497 "Default charset assumed to be used when viewing non-ASCII characters.
1498 This variable is overridden on a group-to-group basis by the
1499 gnus-group-charset-alist variable and is only used on groups not
1500 covered by that variable."
1502 :group 'gnus-charset)
1504 (defcustom gnus-default-posting-charset nil
1505 "Default charset assumed to be used when posting non-ASCII characters.
1506 This variable is overridden on a group-to-group basis by the
1507 gnus-group-posting-charset-alist variable and is only used on groups not
1508 covered by that variable.
1509 If nil, no default charset is assumed when posting."
1511 :group 'gnus-charset)
1514 ;;; Internal variables
1516 (defvar gnus-agent-meta-information-header "X-Gnus-Agent-Meta-Information")
1517 (defvar gnus-group-get-parameter-function 'gnus-group-get-parameter)
1518 (defvar gnus-original-article-buffer " *Original Article*")
1519 (defvar gnus-newsgroup-name nil)
1520 (defvar gnus-ephemeral-servers nil)
1522 (defvar gnus-agent nil
1523 "Whether we want to use the Gnus agent or not.")
1525 (defvar gnus-command-method nil
1526 "Dynamically bound variable that says what the current backend is.")
1528 (defvar gnus-current-select-method nil
1529 "The current method for selecting a newsgroup.")
1531 (defvar gnus-tree-buffer "*Tree*"
1532 "Buffer where Gnus thread trees are displayed.")
1535 (defvar gnus-use-generic-from nil)
1537 ;; Variable holding the user answers to all method prompts.
1538 (defvar gnus-method-history nil)
1540 ;; Variable holding the user answers to all mail method prompts.
1541 (defvar gnus-mail-method-history nil)
1543 ;; Variable holding the user answers to all group prompts.
1544 (defvar gnus-group-history nil)
1546 (defvar gnus-server-alist nil
1547 "List of available servers.")
1549 (defcustom gnus-cache-directory
1550 (nnheader-concat gnus-directory "cache/")
1551 "*The directory where cached articles will be stored."
1555 (defvar gnus-predefined-server-alist
1558 (nnspool-spool-directory ,gnus-cache-directory)
1559 (nnspool-nov-directory ,gnus-cache-directory)
1560 (nnspool-active-file
1561 ,(nnheader-concat gnus-cache-directory "active"))))
1562 "List of predefined (convenience) servers.")
1564 (defvar gnus-topic-indentation "");; Obsolete variable.
1566 (defconst gnus-article-mark-lists
1567 '((marked . tick) (replied . reply)
1568 (expirable . expire) (killed . killed)
1569 (bookmarks . bookmark) (dormant . dormant)
1570 (scored . score) (saved . save)
1571 (cached . cache) (downloadable . download)
1572 (unsendable . unsend)))
1574 (defvar gnus-headers-retrieved-by nil)
1575 (defvar gnus-article-reply nil)
1576 (defvar gnus-override-method nil)
1577 (defvar gnus-article-check-size nil)
1578 (defvar gnus-opened-servers nil)
1580 (defvar gnus-current-kill-article nil)
1582 (defvar gnus-have-read-active-file nil)
1584 (defconst gnus-maintainer
1585 "semi-gnus-ja@meadow.scphys.kyoto-u.ac.jp (T-gnus Bugfixing Girls + Boys)"
1586 "The mail address of the T-gnus maintainers.")
1588 (defcustom gnus-info-filename nil
1589 "*Controls language of gnus Info.
1590 If nil and current-language-environment is Japanese, go to gnus-ja.
1591 Otherwise go to corresponding Info.
1592 This variable can be nil, gnus or gnus-ja."
1594 :type '(choice (const nil)
1595 (const :tag "English" gnus)
1596 (const :tag "Japanese" gnus-ja)))
1598 (defvar gnus-info-nodes
1599 '((gnus-group-mode "The Group Buffer")
1600 (gnus-summary-mode "The Summary Buffer")
1601 (gnus-article-mode "The Article Buffer")
1602 (gnus-server-mode "The Server Buffer")
1603 (gnus-browse-mode "Browse Foreign Server")
1604 (gnus-tree-mode "Tree Display"))
1605 "Alist of major modes and related Info nodes.")
1607 (defvar gnus-group-buffer "*Group*")
1608 (defvar gnus-summary-buffer "*Summary*")
1609 (defvar gnus-article-buffer "*Article*")
1610 (defvar gnus-server-buffer "*Server*")
1612 (defvar gnus-slave nil
1613 "Whether this Gnus is a slave or not.")
1615 (defvar gnus-batch-mode nil
1616 "Whether this Gnus is running in batch mode or not.")
1618 (defvar gnus-variable-list
1619 '(gnus-newsrc-options gnus-newsrc-options-n
1620 gnus-newsrc-last-checked-date
1621 gnus-newsrc-alist gnus-server-alist
1622 gnus-killed-list gnus-zombie-list
1623 gnus-topic-topology gnus-topic-alist)
1624 "Gnus variables saved in the quick startup file.")
1626 (defvar gnus-product-variable-file-list
1627 (let ((version (product-version (product-find 'gnus-vers)))
1628 (codesys (static-if (boundp 'MULE) '*ctext* 'ctext)))
1629 `(("strict-cache" ((product-version ,version) (emacs-version))
1631 gnus-format-specs-compiled)
1632 ("cache" ((product-version ,version))
1634 gnus-format-specs)))
1635 "Gnus variables are saved in the produce depend quick startup files.")
1637 (defcustom gnus-compile-user-specs t
1638 "If non-nil, the user-defined format specs will be byte-compiled
1640 It has an effect on the values of `gnus-*-line-format-spec'."
1644 (defvar gnus-newsrc-alist nil
1645 "Assoc list of read articles.
1646 gnus-newsrc-hashtb should be kept so that both hold the same information.")
1648 (defvar gnus-newsrc-hashtb nil
1649 "Hashtable of gnus-newsrc-alist.")
1651 (defvar gnus-killed-list nil
1652 "List of killed newsgroups.")
1654 (defvar gnus-killed-hashtb nil
1655 "Hash table equivalent of gnus-killed-list.")
1657 (defvar gnus-zombie-list nil
1658 "List of almost dead newsgroups.")
1660 (defvar gnus-description-hashtb nil
1661 "Descriptions of newsgroups.")
1663 (defvar gnus-list-of-killed-groups nil
1664 "List of newsgroups that have recently been killed by the user.")
1666 (defvar gnus-active-hashtb nil
1667 "Hashtable of active articles.")
1669 (defvar gnus-moderated-hashtb nil
1670 "Hashtable of moderated newsgroups.")
1672 ;; Save window configuration.
1673 (defvar gnus-prev-winconf nil)
1675 (defvar gnus-reffed-article-number nil)
1677 ;;; Let the byte-compiler know that we know about this variable.
1678 (defvar rmail-default-rmail-file)
1680 (defvar gnus-dead-summary nil)
1682 (defvar gnus-article-display-hook nil
1683 "Controls how the article buffer will look. This is an obsolete variable;
1684 use the article treating faculties instead. Is is described in Info node
1685 `Customizing Articles'.")
1687 (defvar gnus-invalid-group-regexp "[: `'\"/]\\|^$"
1688 "Regexp matching invalid groups.")
1690 ;;; End of variables.
1692 ;; Define some autoload functions Gnus might use.
1695 ;; This little mapcar goes through the list below and marks the
1696 ;; symbols in question as autoloaded functions.
1699 (let ((interactive (nth 1 (memq ':interactive package))))
1703 (when (consp function)
1704 (setq keymap (car (memq 'keymap function)))
1705 (setq function (car function)))
1706 (unless (fboundp function)
1707 (autoload function (car package) nil interactive keymap))))
1708 (if (eq (nth 1 package) ':interactive)
1711 '(("info" :interactive t Info-goto-node)
1712 ("pp" pp pp-to-string pp-eval-expression)
1713 ("ps-print" ps-print-preprint)
1714 ("browse-url" :interactive t browse-url)
1715 ("message" :interactive t
1716 message-send-and-exit message-yank-original)
1717 ("babel" babel-as-string)
1718 ("nnmail" nnmail-split-fancy nnmail-article-group)
1719 ("nnvirtual" nnvirtual-catchup-group nnvirtual-convert-headers)
1720 ("rmailout" rmail-output rmail-output-to-rmail-file)
1721 ("rmail" rmail-insert-rmail-file-header rmail-count-new-messages
1722 rmail-show-message rmail-summary-exists
1723 rmail-select-summary rmail-update-summary)
1724 ("gnus-audio" :interactive t gnus-audio-play)
1725 ("gnus-xmas" gnus-xmas-splash)
1726 ("gnus-soup" :interactive t
1727 gnus-group-brew-soup gnus-brew-soup gnus-soup-add-article
1728 gnus-soup-send-replies gnus-soup-save-areas gnus-soup-pack-packet)
1729 ("nnsoup" nnsoup-pack-replies)
1730 ("score-mode" :interactive t gnus-score-mode)
1731 ("gnus-mh" gnus-summary-save-article-folder
1732 gnus-Folder-save-name gnus-folder-save-name)
1733 ("gnus-mh" :interactive t gnus-summary-save-in-folder)
1734 ("gnus-demon" gnus-demon-add-nocem gnus-demon-add-scanmail
1735 gnus-demon-add-rescan gnus-demon-add-scan-timestamps
1736 gnus-demon-add-disconnection gnus-demon-add-handler
1737 gnus-demon-remove-handler)
1738 ("gnus-demon" :interactive t
1739 gnus-demon-init gnus-demon-cancel)
1740 ("gnus-salt" gnus-highlight-selected-tree gnus-possibly-generate-tree
1741 gnus-tree-open gnus-tree-close gnus-carpal-setup-buffer)
1742 ("gnus-nocem" gnus-nocem-scan-groups gnus-nocem-close
1743 gnus-nocem-unwanted-article-p)
1744 ("gnus-srvr" gnus-enter-server-buffer gnus-server-set-info
1745 gnus-server-server-name)
1746 ("gnus-srvr" gnus-browse-foreign-server)
1747 ("gnus-cite" :interactive t
1748 gnus-article-highlight-citation gnus-article-hide-citation-maybe
1749 gnus-article-hide-citation gnus-article-fill-cited-article
1750 gnus-article-hide-citation-in-followups)
1751 ("gnus-kill" gnus-kill gnus-apply-kill-file-internal
1752 gnus-kill-file-edit-file gnus-kill-file-raise-followups-to-author
1753 gnus-execute gnus-expunge gnus-batch-kill gnus-batch-score)
1754 ("gnus-cache" gnus-cache-possibly-enter-article gnus-cache-save-buffers
1755 gnus-cache-possibly-remove-articles gnus-cache-request-article
1756 gnus-cache-retrieve-headers gnus-cache-possibly-alter-active
1757 gnus-cache-enter-remove-article gnus-cached-article-p
1758 gnus-cache-open gnus-cache-close gnus-cache-update-article
1759 gnus-cache-articles-in-group)
1760 ("gnus-cache" :interactive t gnus-jog-cache gnus-cache-enter-article
1761 gnus-cache-remove-article gnus-summary-insert-cached-articles)
1762 ("gnus-score" :interactive t
1763 gnus-summary-increase-score gnus-summary-set-score
1764 gnus-summary-raise-thread gnus-summary-raise-same-subject
1765 gnus-summary-raise-score gnus-summary-raise-same-subject-and-select
1766 gnus-summary-lower-thread gnus-summary-lower-same-subject
1767 gnus-summary-lower-score gnus-summary-lower-same-subject-and-select
1768 gnus-summary-current-score gnus-score-delta-default
1769 gnus-score-flush-cache gnus-score-close
1770 gnus-possibly-score-headers gnus-score-followup-article
1771 gnus-score-followup-thread)
1773 (gnus-summary-score-map keymap) gnus-score-save gnus-score-headers
1774 gnus-current-score-file-nondirectory gnus-score-adaptive
1775 gnus-score-find-trace gnus-score-file-name)
1776 ("gnus-cus" :interactive t gnus-custom-mode gnus-group-customize
1777 gnus-score-customize)
1778 ("gnus-topic" :interactive t gnus-topic-mode)
1779 ("gnus-topic" gnus-topic-remove-group gnus-topic-set-parameters
1780 gnus-subscribe-topics)
1781 ("gnus-salt" :interactive t gnus-pick-mode gnus-binary-mode)
1782 ("gnus-uu" (gnus-uu-extract-map keymap) (gnus-uu-mark-map keymap))
1783 ("gnus-uu" :interactive t
1784 gnus-uu-digest-mail-forward gnus-uu-digest-post-forward
1785 gnus-uu-mark-series gnus-uu-mark-region gnus-uu-mark-buffer
1786 gnus-uu-mark-by-regexp gnus-uu-mark-all
1787 gnus-uu-mark-sparse gnus-uu-mark-thread gnus-uu-decode-uu
1788 gnus-uu-decode-uu-and-save gnus-uu-decode-unshar
1789 gnus-uu-decode-unshar-and-save gnus-uu-decode-save
1790 gnus-uu-decode-binhex gnus-uu-decode-uu-view
1791 gnus-uu-decode-uu-and-save-view gnus-uu-decode-unshar-view
1792 gnus-uu-decode-unshar-and-save-view gnus-uu-decode-save-view
1793 gnus-uu-decode-binhex-view gnus-uu-unmark-thread
1794 gnus-uu-mark-over gnus-uu-post-news)
1795 ("gnus-uu" gnus-uu-delete-work-dir gnus-quote-arg-for-sh-or-csh
1796 gnus-uu-unmark-thread)
1797 ("gnus-msg" (gnus-summary-send-map keymap)
1798 gnus-article-mail gnus-copy-article-buffer gnus-following-method)
1799 ("gnus-msg" :interactive t
1800 gnus-group-post-news gnus-group-mail gnus-summary-post-news
1801 gnus-summary-followup gnus-summary-followup-with-original
1802 gnus-summary-cancel-article gnus-summary-supersede-article
1803 gnus-post-news gnus-summary-reply gnus-summary-reply-with-original
1804 gnus-summary-mail-forward gnus-summary-mail-other-window
1805 gnus-summary-resend-message gnus-summary-resend-bounced-mail
1806 gnus-summary-wide-reply gnus-summary-followup-to-mail
1807 gnus-summary-followup-to-mail-with-original gnus-bug
1808 gnus-summary-wide-reply-with-original
1809 gnus-summary-post-forward gnus-summary-wide-reply-with-original
1810 gnus-summary-post-forward)
1811 ("gnus-picon" :interactive t gnus-article-display-picons
1812 gnus-group-display-picons)
1813 ("gnus-picon" gnus-picons-buffer-name)
1814 ("gnus-gl" bbb-login bbb-logout bbb-grouplens-group-p
1815 gnus-grouplens-mode)
1816 ("smiley" :interactive t gnus-smiley-display)
1817 ("smiley" smiley-toggle-buffer)
1818 ("gnus-win" gnus-configure-windows gnus-add-configuration)
1819 ("gnus-sum" gnus-summary-insert-line gnus-summary-read-group
1820 gnus-list-of-unread-articles gnus-list-of-read-articles
1821 gnus-offer-save-summaries gnus-make-thread-indent-array
1822 gnus-summary-exit gnus-update-read-articles gnus-summary-last-subject
1823 gnus-summary-skip-intangible gnus-summary-article-number
1824 gnus-data-header gnus-data-find gnus-summary-jump-to-other-group)
1825 ("gnus-group" gnus-group-insert-group-line gnus-group-quit
1826 gnus-group-list-groups gnus-group-first-unread-group
1827 gnus-group-set-mode-line gnus-group-set-info gnus-group-save-newsrc
1828 gnus-group-setup-buffer gnus-group-get-new-news
1829 gnus-group-make-help-group gnus-group-update-group
1830 gnus-group-iterate gnus-group-group-name)
1831 ("gnus-bcklg" gnus-backlog-request-article gnus-backlog-enter-article
1832 gnus-backlog-remove-article)
1833 ("gnus-art" gnus-article-read-summary-keys gnus-article-save
1834 gnus-article-prepare gnus-article-set-window-start
1835 gnus-article-next-page gnus-article-prev-page
1836 gnus-request-article-this-buffer gnus-article-mode
1837 gnus-article-setup-buffer gnus-narrow-to-page
1838 gnus-article-delete-invisible-text gnus-treat-article)
1839 ("gnus-art" :interactive t
1840 gnus-article-hide-headers gnus-article-hide-boring-headers
1841 gnus-article-treat-overstrike
1842 gnus-article-remove-cr gnus-article-remove-trailing-blank-lines
1843 gnus-article-display-x-face
1844 gnus-article-decode-HZ
1845 gnus-article-wash-html
1846 gnus-article-hide-pgp
1847 gnus-article-hide-pem gnus-article-hide-signature
1848 gnus-article-strip-leading-blank-lines gnus-article-date-local
1849 gnus-article-date-original gnus-article-date-lapsed
1850 gnus-article-show-all-headers gnus-article-show-all
1851 gnus-article-edit-mode gnus-article-edit-article
1852 gnus-article-edit-done article-decode-encoded-words
1853 gnus-start-date-timer gnus-stop-date-timer
1854 gnus-article-toggle-headers)
1855 ("gnus-int" gnus-request-type)
1856 ("gnus-start" gnus-newsrc-parse-options gnus-1 gnus-no-server-1
1857 gnus-dribble-enter gnus-read-init-file gnus-dribble-touch)
1858 ("gnus-dup" gnus-dup-suppress-articles gnus-dup-unsuppress-article
1859 gnus-dup-enter-articles)
1860 ("gnus-range" gnus-copy-sequence)
1861 ("gnus-eform" gnus-edit-form)
1862 ("gnus-move" :interactive t
1863 gnus-group-move-group-to-server gnus-change-server)
1864 ("gnus-logic" gnus-score-advanced)
1865 ("gnus-undo" gnus-undo-mode gnus-undo-register)
1866 ("gnus-async" gnus-async-request-fetched-article gnus-async-prefetch-next
1867 gnus-async-prefetch-article gnus-async-prefetch-remove-group
1868 gnus-async-halt-prefetch)
1871 ("gnus-offline" :interactive t
1872 gnus-offline-toggle-plugged
1873 gnus-offline-set-unplugged-state
1874 gnus-offline-toggle-auto-hangup
1875 gnus-offline-toggle-on/off-send-mail
1876 gnus-offline-toggle-articles-to-fetch
1877 gnus-offline-set-interval-time
1878 gnus-offline-agent-expire)
1879 ("miee" :interactive t gnspool-get-news
1880 mail-spool-send news-spool-post)
1881 ("international/mw32misc" define-process-argument-editing
1882 general-process-argument-editing-function)
1883 ("gnus-agent" gnus-open-agent gnus-agent-get-function
1884 gnus-agent-save-groups gnus-agent-save-active gnus-agent-method-p
1885 gnus-agent-get-undownloaded-list gnus-agent-fetch-session
1886 gnus-summary-set-agent-mark gnus-agent-save-group-info)
1887 ("gnus-agent" :interactive t
1888 gnus-unplugged gnus-agentize gnus-agent-batch)
1889 ("gnus-vm" :interactive t gnus-summary-save-in-vm
1890 gnus-summary-save-article-vm)
1891 ("gnus-draft" :interactive t gnus-draft-mode gnus-group-send-drafts)
1892 ("gnus-mlspl" gnus-group-split gnus-group-split-fancy)
1893 ("gnus-mlspl" :interactive t gnus-group-split-setup
1894 gnus-group-split-update))))
1897 (unless (featurep 'xemacs)
1898 (autoload 'gnus-smiley-display "gnus-bitmap" nil t)
1899 (autoload 'smiley-toggle-buffer "gnus-bitmap")
1900 (autoload 'x-face-mule-gnus-article-display-x-face "x-face-mule")))
1902 ;;; gnus-sum.el thingies
1905 (defcustom gnus-summary-line-format "%U%R%z%I%(%[%4L: %-20,20n%]%) %s\n"
1906 "*The format specification of the lines in the summary buffer.
1908 It works along the same lines as a normal formatting string,
1909 with some simple extensions.
1911 %N Article number, left padded with spaces (string)
1913 %s Subject if it is at the root of a thread, and \"\" otherwise (string)
1914 %n Name of the poster (string)
1915 %a Extracted name of the poster (string)
1916 %A Extracted address of the poster (string)
1917 %F Contents of the From: header (string)
1918 %f Contents of the From: or To: headers (string)
1919 %x Contents of the Xref: header (string)
1920 %D Date of the article (string)
1921 %d Date of the article (string) in DD-MMM format
1922 %M Message-id of the article (string)
1923 %r References of the article (string)
1924 %c Number of characters in the article (integer)
1925 %L Number of lines in the article (integer)
1926 %I Indentation based on thread level (a string of spaces)
1927 %T A string with two possible values: 80 spaces if the article
1928 is on thread level two or larger and 0 spaces on level one
1929 %R \"A\" if this article has been replied to, \" \" otherwise (character)
1930 %U Status of this article (character, \"R\", \"K\", \"-\" or \" \")
1931 %[ Opening bracket (character, \"[\" or \"<\")
1932 %] Closing bracket (character, \"]\" or \">\")
1933 %> Spaces of length thread-level (string)
1934 %< Spaces of length (- 20 thread-level) (string)
1935 %i Article score (number)
1936 %z Article zcore (character)
1937 %t Number of articles under the current thread (number).
1938 %e Whether the thread is empty or not (character).
1939 %l GroupLens score (string).
1940 %V Total thread score (number).
1941 %P The line number (number).
1942 %O Download mark (character).
1943 %u User defined specifier. The next character in the format string should
1944 be a letter. Gnus will call the function gnus-user-format-function-X,
1945 where X is the letter following %u. The function will be passed the
1946 current header as argument. The function should return a string, which
1947 will be inserted into the summary just like information from any other
1950 Text between %( and %) will be highlighted with `gnus-mouse-face'
1951 when the mouse point is placed inside the area. There can only be one
1954 The %U (status), %R (replied) and %z (zcore) specs have to be handled
1955 with care. For reasons of efficiency, Gnus will compute what column
1956 these characters will end up in, and \"hard-code\" that. This means that
1957 it is invalid to have these specs after a variable-length spec. Well,
1958 you might not be arrested, but your summary buffer will look strange,
1959 which is bad enough.
1961 The smart choice is to have these specs as for to the left as
1964 This restriction may disappear in later versions of Gnus."
1966 :group 'gnus-summary-format)
1969 ;;; Skeleton keymaps
1972 (defun gnus-suppress-keymap (keymap)
1973 (suppress-keymap keymap)
1974 (let ((keys `([backspace] [delete] "\177" "\M-u"))) ;gnus-mouse-2
1976 (define-key keymap (pop keys) 'undefined))))
1978 (defvar gnus-article-mode-map
1979 (let ((keymap (make-sparse-keymap)))
1980 (gnus-suppress-keymap keymap)
1982 (defvar gnus-summary-mode-map
1983 (let ((keymap (make-keymap)))
1984 (gnus-suppress-keymap keymap)
1986 (defvar gnus-group-mode-map
1987 (let ((keymap (make-keymap)))
1988 (gnus-suppress-keymap keymap)
1993 ;; Fix by Hallvard B Furuseth <h.b.furuseth@usit.uio.no>.
1994 ;; If you want the cursor to go somewhere else, set these two
1995 ;; functions in some startup hook to whatever you want.
1996 (defalias 'gnus-summary-position-point 'gnus-goto-colon)
1997 (defalias 'gnus-group-position-point 'gnus-goto-colon)
1999 ;;; Various macros and substs.
2001 (defun gnus-header-from (header)
2002 (mail-header-from header))
2004 (defmacro gnus-gethash (string hashtable)
2005 "Get hash value of STRING in HASHTABLE."
2006 `(symbol-value (intern-soft ,string ,hashtable)))
2008 (defmacro gnus-sethash (string value hashtable)
2009 "Set hash value. Arguments are STRING, VALUE, and HASHTABLE."
2010 `(set (intern ,string ,hashtable) ,value))
2011 (put 'gnus-sethash 'edebug-form-spec '(form form form))
2013 (defmacro gnus-group-unread (group)
2014 "Get the currently computed number of unread articles in GROUP."
2015 `(car (gnus-gethash ,group gnus-newsrc-hashtb)))
2017 (defmacro gnus-group-entry (group)
2018 "Get the newsrc entry for GROUP."
2019 `(gnus-gethash ,group gnus-newsrc-hashtb))
2021 (defmacro gnus-active (group)
2022 "Get active info on GROUP."
2023 `(gnus-gethash ,group gnus-active-hashtb))
2025 (defmacro gnus-set-active (group active)
2026 "Set GROUP's active info."
2027 `(gnus-sethash ,group ,active gnus-active-hashtb))
2029 ;; Info access macros.
2031 (defmacro gnus-info-group (info)
2033 (defmacro gnus-info-rank (info)
2035 (defmacro gnus-info-read (info)
2037 (defmacro gnus-info-marks (info)
2039 (defmacro gnus-info-method (info)
2041 (defmacro gnus-info-params (info)
2044 (defmacro gnus-info-level (info)
2045 `(let ((rank (gnus-info-rank ,info)))
2049 (defmacro gnus-info-score (info)
2050 `(let ((rank (gnus-info-rank ,info)))
2051 (or (and (consp rank) (cdr rank)) 0)))
2053 (defmacro gnus-info-set-group (info group)
2054 `(setcar ,info ,group))
2055 (defmacro gnus-info-set-rank (info rank)
2056 `(setcar (nthcdr 1 ,info) ,rank))
2057 (defmacro gnus-info-set-read (info read)
2058 `(setcar (nthcdr 2 ,info) ,read))
2059 (defmacro gnus-info-set-marks (info marks &optional extend)
2061 `(gnus-info-set-entry ,info ,marks 3)
2062 `(setcar (nthcdr 3 ,info) ,marks)))
2063 (defmacro gnus-info-set-method (info method &optional extend)
2065 `(gnus-info-set-entry ,info ,method 4)
2066 `(setcar (nthcdr 4 ,info) ,method)))
2067 (defmacro gnus-info-set-params (info params &optional extend)
2069 `(gnus-info-set-entry ,info ,params 5)
2070 `(setcar (nthcdr 5 ,info) ,params)))
2072 (defun gnus-info-set-entry (info entry number)
2073 ;; Extend the info until we have enough elements.
2074 (while (<= (length info) number)
2075 (nconc info (list nil)))
2077 (setcar (nthcdr number info) entry))
2079 (defmacro gnus-info-set-level (info level)
2080 `(let ((rank (cdr ,info)))
2081 (if (consp (car rank))
2082 (setcar (car rank) ,level)
2083 (setcar rank ,level))))
2084 (defmacro gnus-info-set-score (info score)
2085 `(let ((rank (cdr ,info)))
2086 (if (consp (car rank))
2087 (setcdr (car rank) ,score)
2088 (setcar rank (cons (car rank) ,score)))))
2090 (defmacro gnus-get-info (group)
2091 `(nth 2 (gnus-gethash ,group gnus-newsrc-hashtb)))
2093 ;; Byte-compiler warning.
2094 (defvar gnus-visual)
2095 ;; Find out whether the gnus-visual TYPE is wanted.
2096 (defun gnus-visual-p (&optional type class)
2097 (and gnus-visual ; Has to be non-nil, at least.
2098 (if (not type) ; We don't care about type.
2100 (if (listp gnus-visual) ; It's a list, so we check it.
2101 (or (memq type gnus-visual)
2102 (memq class gnus-visual))
2105 ;;; Load the compatability functions.
2114 (defvar gnus-shutdown-alist nil)
2116 (defun gnus-add-shutdown (function &rest symbols)
2117 "Run FUNCTION whenever one of SYMBOLS is shut down."
2118 (push (cons function symbols) gnus-shutdown-alist))
2120 (defun gnus-shutdown (symbol)
2121 "Shut down everything that waits for SYMBOL."
2122 (let ((alist gnus-shutdown-alist)
2124 (while (setq entry (pop alist))
2125 (when (memq symbol (cdr entry))
2126 (funcall (car entry))))))
2130 ;;; Gnus Utility Functions
2134 (defmacro gnus-string-or (&rest strings)
2135 "Return the first element of STRINGS that is a non-blank string.
2136 STRINGS will be evaluated in normal `or' order."
2137 `(gnus-string-or-1 ',strings))
2139 (defun gnus-string-or-1 (strings)
2142 (setq string (eval (pop strings)))
2143 (if (string-match "^[ \t]*$" string)
2145 (setq strings nil)))
2148 (defun gnus-info-find-node ()
2149 "Find Info documentation of Gnus."
2151 ;; Enlarge info window if needed.
2152 (let (gnus-info-buffer)
2155 (or gnus-info-filename
2156 (get-language-info current-language-environment 'gnus-info)
2158 (cadr (assq major-mode gnus-info-nodes))))
2159 (setq gnus-info-buffer (current-buffer))
2160 (gnus-configure-windows 'info)))
2163 ;;; gnus-interactive
2166 (defvar gnus-current-prefix-symbol nil
2167 "Current prefix symbol.")
2169 (defvar gnus-current-prefix-symbols nil
2170 "List of current prefix symbols.")
2172 (defun gnus-interactive (string &optional params)
2173 "Return a list that can be fed to `interactive'.
2174 See `interactive' for full documentation.
2176 Adds the following specs:
2178 y -- The current symbolic prefix.
2179 Y -- A list of the current symbolic prefix(es).
2180 A -- Article number.
2181 H -- Article header.
2185 (while (< i (length string))
2186 (string-match ".\\([^\n]*\\)\n?" string i)
2187 (setq c (aref string i))
2189 (setq prompt (match-string 1 string)))
2190 (setq i (match-end 0))
2191 ;; We basically emulate just about everything that
2192 ;; `interactive' does, but add the specs listed above.
2196 (completing-read prompt obarray 'fboundp t))
2198 (read-buffer prompt (current-buffer) t))
2200 (read-buffer prompt (other-buffer (current-buffer))))
2204 (completing-read prompt obarray 'commandp t))
2208 (read-file-name prompt nil default-directory 'lambda))
2210 (read-file-name prompt nil nil 'lambda))
2212 (read-file-name prompt))
2214 (read-key-sequence prompt))
2216 (error "Not implemented spec"))
2218 (error "Not implemented spec"))
2222 (error "Not implemented spec"))
2224 (string-to-number (read-from-minibuffer prompt)))
2226 (prefix-numeric-value current-prefix-arg))
2232 (read-string prompt))
2234 (intern (read-string prompt)))
2236 (read-variable prompt))
2238 (read-minibuffer prompt))
2240 (eval-minibuffer prompt))
2241 ;; And here the new specs come.
2243 gnus-current-prefix-symbol)
2245 gnus-current-prefix-symbols)
2247 (gnus-group-group-name))
2249 (gnus-summary-skip-intangible)
2250 (or (get-text-property (point) 'gnus-number)
2251 (gnus-summary-last-subject)))
2253 (gnus-data-header (gnus-data-find (gnus-summary-article-number))))
2255 (error "Non-implemented spec")))
2259 (push (if (< (point) (mark) (point) (mark))) out)
2260 (push (if (> (point) (mark) (point) (mark))) out))))
2261 (setq out (delq 'gnus-prefix-nil out))
2264 (defun gnus-symbolic-argument (&optional arg)
2265 "Read a symbolic argument and a command, and then execute command."
2267 (let* ((in-command (this-command-keys))
2268 (command in-command)
2269 gnus-current-prefix-symbols
2270 gnus-current-prefix-symbol
2272 (while (equal in-command command)
2273 (message "%s-" (key-description (this-command-keys)))
2274 (push (intern (char-to-string (read-char))) syms)
2275 (setq command (read-key-sequence nil t)))
2276 (setq gnus-current-prefix-symbols (nreverse syms)
2277 gnus-current-prefix-symbol (car gnus-current-prefix-symbols))
2278 (call-interactively (key-binding command t))))
2280 ;;; More various functions.
2282 (defsubst gnus-check-backend-function (func group)
2283 "Check whether GROUP supports function FUNC.
2284 GROUP can either be a string (a group name) or a select method."
2286 (let ((method (if (stringp group)
2287 (car (gnus-find-method-for-group group))
2289 (unless (featurep method)
2291 (fboundp (intern (format "%s-%s" method func))))))
2293 (defun gnus-group-read-only-p (&optional group)
2294 "Check whether GROUP supports editing or not.
2295 If GROUP is nil, `gnus-newsgroup-name' will be checked instead. Note
2296 that that variable is buffer-local to the summary buffers."
2297 (let ((group (or group gnus-newsgroup-name)))
2298 (not (gnus-check-backend-function 'request-replace-article group))))
2300 (defun gnus-group-total-expirable-p (group)
2301 "Check whether GROUP is total-expirable or not."
2302 (let ((params (gnus-group-find-parameter group))
2305 ((memq 'total-expire params)
2307 ((setq val (assq 'total-expire params)) ; (auto-expire . t)
2309 (gnus-total-expirable-newsgroups ; Check var.
2310 (string-match gnus-total-expirable-newsgroups group)))))
2312 (defun gnus-group-auto-expirable-p (group)
2313 "Check whether GROUP is auto-expirable or not."
2314 (let ((params (gnus-group-find-parameter group))
2317 ((memq 'auto-expire params)
2319 ((setq val (assq 'auto-expire params)) ; (auto-expire . t)
2321 (gnus-auto-expirable-newsgroups ; Check var.
2322 (string-match gnus-auto-expirable-newsgroups group)))))
2324 (defun gnus-virtual-group-p (group)
2325 "Say whether GROUP is virtual or not."
2326 (memq 'virtual (assoc (symbol-name (car (gnus-find-method-for-group group)))
2327 gnus-valid-select-methods)))
2329 (defun gnus-news-group-p (group &optional article)
2330 "Return non-nil if GROUP (and ARTICLE) come from a news server."
2331 (or (gnus-member-of-valid 'post group) ; Ordinary news group.
2332 (and (gnus-member-of-valid 'post-mail group) ; Combined group.
2333 (if (or (null article)
2334 (not (< article 0)))
2335 (eq (gnus-request-type group article) 'news)
2336 (if (not (vectorp article))
2338 ;; It's a real article.
2339 (eq (gnus-request-type group (mail-header-id article))
2342 ;; Returns a list of writable groups.
2343 (defun gnus-writable-groups ()
2344 (let ((alist gnus-newsrc-alist)
2346 (while (setq group (car (pop alist)))
2347 (unless (gnus-group-read-only-p group)
2348 (push group groups)))
2351 ;; Check whether to use long file names.
2352 (defun gnus-use-long-file-name (symbol)
2353 ;; The variable has to be set...
2354 (and gnus-use-long-file-name
2355 ;; If it isn't a list, then we return t.
2356 (or (not (listp gnus-use-long-file-name))
2357 ;; If it is a list, and the list contains `symbol', we
2359 (not (memq symbol gnus-use-long-file-name)))))
2361 ;; Generate a unique new group name.
2362 (defun gnus-generate-new-group-name (leaf)
2365 (while (gnus-gethash name gnus-newsrc-hashtb)
2366 (setq name (concat leaf "<" (int-to-string (setq num (1+ num))) ">")))
2369 (defun gnus-ephemeral-group-p (group)
2370 "Say whether GROUP is ephemeral or not."
2371 (gnus-group-get-parameter group 'quit-config t))
2373 (defun gnus-group-quit-config (group)
2374 "Return the quit-config of GROUP."
2375 (gnus-group-get-parameter group 'quit-config t))
2377 (defun gnus-kill-ephemeral-group (group)
2378 "Remove ephemeral GROUP from relevant structures."
2379 (gnus-sethash group nil gnus-newsrc-hashtb))
2381 (defun gnus-simplify-mode-line ()
2382 "Make mode lines a bit simpler."
2383 (setq mode-line-modified (cdr gnus-mode-line-modified))
2384 (when (listp mode-line-format)
2385 (make-local-variable 'mode-line-format)
2386 (setq mode-line-format (copy-sequence mode-line-format))
2387 (when (equal (nth 3 mode-line-format) " ")
2388 (setcar (nthcdr 3 mode-line-format) " "))))
2390 ;;; Servers and groups.
2392 (defsubst gnus-server-add-address (method)
2393 (let ((method-name (symbol-name (car method))))
2394 (if (and (memq 'address (assoc method-name gnus-valid-select-methods))
2395 (not (assq (intern (concat method-name "-address")) method))
2396 (memq 'physical-address (assq (car method)
2397 gnus-valid-select-methods)))
2398 (append method (list (list (intern (concat method-name "-address"))
2402 (defsubst gnus-server-get-method (group method)
2403 ;; Input either a server name, and extended server name, or a
2404 ;; select method, and return a select method.
2405 (cond ((stringp method)
2406 (gnus-server-to-method method))
2407 ((equal method gnus-select-method)
2409 ((and (stringp (car method))
2411 (gnus-server-extend-method group method))
2414 (equal (cadr method) ""))
2417 (gnus-server-add-address method))))
2419 (defun gnus-server-to-method (server)
2420 "Map virtual server names to select methods."
2422 ;; Is this a method, perhaps?
2423 (and server (listp server) server)
2424 ;; Perhaps this is the native server?
2425 (and (equal server "native") gnus-select-method)
2426 ;; It should be in the server alist.
2427 (cdr (assoc server gnus-server-alist))
2428 ;; It could be in the predefined server alist.
2429 (cdr (assoc server gnus-predefined-server-alist))
2430 ;; If not, we look through all the opened server
2431 ;; to see whether we can find it there.
2432 (let ((opened gnus-opened-servers))
2434 (not (equal server (format "%s:%s" (caaar opened)
2438 ;; It could be a named method, search all servers
2439 (let ((servers gnus-secondary-select-methods))
2441 (not (equal server (format "%s:%s" (caar servers)
2446 (defmacro gnus-method-equal (ss1 ss2)
2447 "Say whether two servers are equal."
2451 (and (= (length s1) (length s2))
2453 (while (and s1 (member (car s1) s2))
2457 (defun gnus-methods-equal-p (m1 m2)
2458 (let ((m1 (or m1 gnus-select-method))
2459 (m2 (or m2 gnus-select-method)))
2461 (and (eq (car m1) (car m2))
2462 (or (not (memq 'address (assoc (symbol-name (car m1))
2463 gnus-valid-select-methods)))
2464 (equal (nth 1 m1) (nth 1 m2)))))))
2466 (defun gnus-server-equal (m1 m2)
2467 "Say whether two methods are equal."
2468 (let ((m1 (cond ((null m1) gnus-select-method)
2469 ((stringp m1) (gnus-server-to-method m1))
2471 (m2 (cond ((null m2) gnus-select-method)
2472 ((stringp m2) (gnus-server-to-method m2))
2474 (gnus-method-equal m1 m2)))
2476 (defun gnus-servers-using-backend (backend)
2477 "Return a list of known servers using BACKEND."
2478 (let ((opened gnus-opened-servers)
2481 (when (eq backend (caaar opened))
2482 (push (caar opened) out))
2486 (defun gnus-archive-server-wanted-p ()
2487 "Say whether the user wants to use the archive server."
2489 ((or (not gnus-message-archive-method)
2490 (not gnus-message-archive-group))
2492 ((and gnus-message-archive-method gnus-message-archive-group)
2495 (let ((active (cadr (assq 'nnfolder-active-file
2496 gnus-message-archive-method))))
2498 (file-exists-p active))))))
2500 (defun gnus-group-prefixed-name (group method)
2501 "Return the whole name from GROUP and METHOD."
2502 (and (stringp method) (setq method (gnus-server-to-method method)))
2503 (if (or (not method)
2504 (gnus-server-equal method "native"))
2506 (concat (format "%s" (car method))
2508 (or (assoc (format "%s" (car method))
2509 (gnus-methods-using 'address))
2510 (gnus-server-equal method gnus-message-archive-method))
2512 (not (string= (nth 1 method) "")))
2513 (concat "+" (nth 1 method)))
2516 (defun gnus-group-real-prefix (group)
2517 "Return the prefix of the current group name."
2518 (if (string-match "^[^:]+:" group)
2519 (substring group 0 (match-end 0))
2522 (defun gnus-group-method (group)
2523 "Return the server or method used for selecting GROUP.
2524 You should probably use `gnus-find-method-for-group' instead."
2525 (let ((prefix (gnus-group-real-prefix group)))
2526 (if (equal prefix "")
2528 (let ((servers gnus-opened-servers)
2530 backend possible found)
2531 (if (string-match "^[^\\+]+\\+" prefix)
2532 (setq backend (intern (substring prefix 0 (1- (match-end 0))))
2533 server (substring prefix (match-end 0) (1- (length prefix))))
2534 (setq backend (intern (substring prefix 0 (1- (length prefix))))))
2536 (when (eq (caaar servers) backend)
2537 (setq possible (caar servers))
2538 (when (equal (cadaar servers) server)
2539 (setq found (caar servers))))
2541 (or (car (rassoc found gnus-server-alist))
2543 (car (rassoc possible gnus-server-alist))
2545 (list backend server))))))
2547 (defsubst gnus-native-method-p (method)
2548 "Return whether METHOD is the native select method."
2549 (gnus-method-equal method gnus-select-method))
2551 (defsubst gnus-secondary-method-p (method)
2552 "Return whether METHOD is a secondary select method."
2553 (let ((methods gnus-secondary-select-methods)
2554 (gmethod (gnus-server-get-method nil method)))
2556 (not (gnus-method-equal
2557 (gnus-server-get-method nil (car methods))
2559 (setq methods (cdr methods)))
2562 (defun gnus-method-simplify (method)
2563 "Return the shortest uniquely identifying string or method for METHOD."
2564 (cond ((stringp method)
2566 ((gnus-native-method-p method)
2568 ((gnus-secondary-method-p method)
2569 (format "%s:%s" (nth 0 method) (nth 1 method)))
2573 (defun gnus-groups-from-server (server)
2574 "Return a list of all groups that are fetched from SERVER."
2575 (let ((alist (cdr gnus-newsrc-alist))
2577 (while (setq info (pop alist))
2578 (when (gnus-server-equal (gnus-info-method info) server)
2579 (push (gnus-info-group info) groups)))
2580 (sort groups 'string<)))
2582 (defun gnus-group-foreign-p (group)
2583 "Say whether a group is foreign or not."
2584 (and (not (gnus-group-native-p group))
2585 (not (gnus-group-secondary-p group))))
2587 (defun gnus-group-native-p (group)
2588 "Say whether the group is native or not."
2589 (not (string-match ":" group)))
2591 (defun gnus-group-secondary-p (group)
2592 "Say whether the group is secondary or not."
2593 (gnus-secondary-method-p (gnus-find-method-for-group group)))
2595 (defun gnus-group-find-parameter (group &optional symbol allow-list)
2596 "Return the group parameters for GROUP.
2597 If SYMBOL, return the value of that symbol in the group parameters."
2599 (set-buffer gnus-group-buffer)
2600 (let ((parameters (funcall gnus-group-get-parameter-function group)))
2602 (gnus-group-parameter-value parameters symbol allow-list)
2605 (defun gnus-group-get-parameter (group &optional symbol allow-list)
2606 "Return the group parameters for GROUP.
2607 If SYMBOL, return the value of that symbol in the group parameters.
2608 Most functions should use `gnus-group-find-parameter', which
2609 also examines the topic parameters."
2610 (let ((params (gnus-info-params (gnus-get-info group))))
2612 (gnus-group-parameter-value params symbol allow-list)
2615 (defun gnus-group-parameter-value (params symbol &optional allow-list)
2616 "Return the value of SYMBOL in group PARAMS."
2617 ;; We only wish to return group parameters (dotted lists) and
2618 ;; not local variables, which may have the same names.
2619 ;; But first we handle single elements...
2620 (or (car (memq symbol params))
2624 (while (setq elem (pop params))
2625 (when (and (consp elem)
2626 (eq (car elem) symbol)
2629 (throw 'found (cdr elem))))))))
2631 (defun gnus-group-add-parameter (group param)
2632 "Add parameter PARAM to GROUP."
2633 (let ((info (gnus-get-info group)))
2635 (gnus-group-remove-parameter group (if (consp param) (car param) param))
2636 ;; Cons the new param to the old one and update.
2637 (gnus-group-set-info (cons param (gnus-info-params info))
2640 (defun gnus-group-set-parameter (group name value)
2641 "Set parameter NAME to VALUE in GROUP."
2642 (let ((info (gnus-get-info group)))
2644 (gnus-group-remove-parameter group name)
2645 (let ((old-params (gnus-info-params info))
2646 (new-params (list (cons name value))))
2648 (when (or (not (listp (car old-params)))
2649 (not (eq (caar old-params) name)))
2650 (setq new-params (append new-params (list (car old-params)))))
2651 (setq old-params (cdr old-params)))
2652 (gnus-group-set-info new-params group 'params)))))
2654 (defun gnus-group-remove-parameter (group name)
2655 "Remove parameter NAME from GROUP."
2656 (let ((info (gnus-get-info group)))
2658 (let ((params (gnus-info-params info)))
2660 (setq params (delq name params))
2661 (while (assq name params)
2662 (gnus-pull name params))
2663 (gnus-info-set-params info params))))))
2665 (defun gnus-group-add-score (group &optional score)
2666 "Add SCORE to the GROUP score.
2667 If SCORE is nil, add 1 to the score of GROUP."
2668 (let ((info (gnus-get-info group)))
2670 (gnus-info-set-score info (+ (gnus-info-score info) (or score 1))))))
2672 (defun gnus-short-group-name (group &optional levels)
2673 "Collapse GROUP name LEVELS.
2674 Select methods are stripped and any remote host name is stripped down to
2675 just the host name."
2681 gnus-group-uncollapsed-levels
2683 (while (string-match "\\." group skip)
2684 (setq skip (match-end 0)
2687 ;; Separate foreign select method from group name and collapse.
2688 ;; If method contains a server, collapse to non-domain server name,
2689 ;; otherwise collapse to select method.
2690 (let* ((colon (string-match ":" group))
2691 (server (and colon (substring group 0 colon)))
2692 (plus (and server (string-match "+" server))))
2695 (setq foreign (substring server (+ 1 plus)
2696 (string-match "\\." server))
2697 group (substring group (+ 1 colon)))
2698 (setq foreign server
2699 group (substring group (+ 1 colon))))
2700 (setq foreign (concat foreign ":")))
2701 ;; Collapse group name leaving LEVELS uncollapsed elements
2702 (let* ((glist (split-string group "\\."))
2703 (glen (length glist))
2705 (setq levels (- glen levels))
2707 (push (if (>= (decf levels) 0)
2708 (if (zerop (length g))
2713 (concat foreign (mapconcat 'identity (nreverse res) "."))))))
2715 (defun gnus-narrow-to-body ()
2716 "Narrow to the body of an article."
2719 (goto-char (point-min))
2720 (or (search-forward "\n\n" nil t)
2726 ;;; Kill file handling.
2729 (defun gnus-apply-kill-file ()
2730 "Apply a kill file to the current newsgroup.
2731 Returns the number of articles marked as read."
2732 (if (or (file-exists-p (gnus-newsgroup-kill-file nil))
2733 (file-exists-p (gnus-newsgroup-kill-file gnus-newsgroup-name)))
2734 (gnus-apply-kill-file-internal)
2737 (defun gnus-kill-save-kill-buffer ()
2738 (let ((file (gnus-newsgroup-kill-file gnus-newsgroup-name)))
2739 (when (get-file-buffer file)
2741 (set-buffer (get-file-buffer file))
2742 (when (buffer-modified-p)
2744 (kill-buffer (current-buffer))))))
2746 (defcustom gnus-kill-file-name "KILL"
2747 "Suffix of the kill files."
2748 :group 'gnus-score-kill
2749 :group 'gnus-score-files
2752 (defun gnus-newsgroup-kill-file (newsgroup)
2753 "Return the name of a kill file name for NEWSGROUP.
2754 If NEWSGROUP is nil, return the global kill file name instead."
2756 ;; The global KILL file is placed at top of the directory.
2757 ((or (null newsgroup)
2758 (string-equal newsgroup ""))
2759 (expand-file-name gnus-kill-file-name
2760 gnus-kill-files-directory))
2761 ;; Append ".KILL" to newsgroup name.
2762 ((gnus-use-long-file-name 'not-kill)
2763 (expand-file-name (concat (gnus-newsgroup-savable-name newsgroup)
2764 "." gnus-kill-file-name)
2765 gnus-kill-files-directory))
2766 ;; Place "KILL" under the hierarchical directory.
2768 (expand-file-name (concat (gnus-newsgroup-directory-form newsgroup)
2769 "/" gnus-kill-file-name)
2770 gnus-kill-files-directory))))
2774 (defun gnus-member-of-valid (symbol group)
2775 "Find out if GROUP has SYMBOL as part of its \"valid\" spec."
2777 (symbol-name (car (gnus-find-method-for-group group)))
2778 gnus-valid-select-methods)))
2780 (defun gnus-method-option-p (method option)
2781 "Return non-nil if select METHOD has OPTION as a parameter."
2782 (when (stringp method)
2783 (setq method (gnus-server-to-method method)))
2784 (memq option (assoc (format "%s" (car method))
2785 gnus-valid-select-methods)))
2787 (defun gnus-similar-server-opened (method)
2788 (let ((opened gnus-opened-servers))
2789 (while (and method opened)
2790 (when (and (equal (cadr method) (cadaar opened))
2791 (equal (car method) (caaar opened))
2792 (not (equal method (caar opened))))
2797 (defun gnus-server-extend-method (group method)
2798 ;; This function "extends" a virtual server. If the server is
2799 ;; "hello", and the select method is ("hello" (my-var "something"))
2800 ;; in the group "alt.alt", this will result in a new virtual server
2801 ;; called "hello+alt.alt".
2802 (if (or (not (inline (gnus-similar-server-opened method)))
2803 (not (cddr method)))
2805 `(,(car method) ,(concat (cadr method) "+" group)
2806 (,(intern (format "%s-address" (car method))) ,(cadr method))
2809 (defun gnus-server-status (method)
2810 "Return the status of METHOD."
2811 (nth 1 (assoc method gnus-opened-servers)))
2813 (defun gnus-group-name-to-method (group)
2814 "Guess a select method based on GROUP."
2815 (if (string-match ":" group)
2816 (let ((server (substring group 0 (match-beginning 0))))
2817 (if (string-match "\\+" server)
2818 (list (intern (substring server 0 (match-beginning 0)))
2819 (substring server (match-end 0)))
2820 (list (intern server) "")))
2821 gnus-select-method))
2823 (defun gnus-find-method-for-group (group &optional info)
2824 "Find the select method that GROUP uses."
2825 (or gnus-override-method
2828 (and (not (gnus-group-entry group));; a new group
2829 (gnus-group-name-to-method group))
2830 (let ((info (or info (gnus-get-info group)))
2833 (not (setq method (gnus-info-method info)))
2834 (equal method "native"))
2837 (cond ((stringp method)
2838 (inline (gnus-server-to-method method)))
2839 ((stringp (cadr method))
2840 (inline (gnus-server-extend-method group method)))
2843 (cond ((equal (cadr method) "")
2845 ((null (cadr method))
2846 (list (car method) ""))
2848 (gnus-server-add-address method)))))))
2850 (defun gnus-methods-using (feature)
2851 "Find all methods that have FEATURE."
2852 (let ((valids gnus-valid-select-methods)
2855 (when (memq feature (car valids))
2856 (push (car valids) outs))
2857 (setq valids (cdr valids)))
2860 (defun gnus-read-group (prompt &optional default)
2861 "Prompt the user for a group name.
2862 Disallow invalid group names."
2867 gnus-invalid-group-regexp
2868 (setq group (read-string (concat prefix prompt)
2869 (cons (or default "") 0)
2870 'gnus-group-history)))
2871 (setq prefix (format "Invalid group name: \"%s\". " group)
2875 (defun gnus-read-method (prompt)
2876 "Prompt the user for a method.
2877 Allow completion over sensible values."
2879 (append gnus-valid-select-methods
2880 (mapcar (lambda (i) (list (format "%s:%s" (caar i)
2882 gnus-opened-servers)
2883 gnus-predefined-server-alist
2888 nil t nil 'gnus-method-history)))
2891 (setq method gnus-select-method))
2892 ((assoc method gnus-valid-select-methods)
2893 (let ((address (if (memq 'prompt-address
2894 (assoc method gnus-valid-select-methods))
2895 (read-string "Address: ")
2897 (or (let ((opened gnus-opened-servers))
2899 (not (equal (format "%s:%s" method address)
2900 (format "%s:%s" (caaar opened)
2904 (list (intern method) address))))
2905 ((assoc method servers)
2908 (list (intern method) "")))))
2910 ;;; User-level commands.
2913 (defun gnus-slave-no-server (&optional arg)
2914 "Read network news as a slave, without connecting to local server."
2916 (gnus-no-server arg t))
2919 (defun gnus-no-server (&optional arg slave)
2921 If ARG is a positive number, Gnus will use that as the
2922 startup level. If ARG is nil, Gnus will be started at level 2.
2923 If ARG is non-nil and not a positive number, Gnus will
2924 prompt the user for the name of an NNTP server to use.
2925 As opposed to `gnus', this command will not connect to the local server."
2927 (gnus-no-server-1 arg slave))
2930 (defun gnus-slave (&optional arg)
2931 "Read news as a slave."
2933 (gnus arg nil 'slave))
2935 (defcustom gnus-frame-properties nil
2936 "The properties of the frame in which gnus is displayed. Under XEmacs,
2937 the variable `toolbar-news-frame-plist' will be refered instead."
2938 :type '(repeat (cons :format "%v"
2939 (symbol :tag "Parameter")
2940 (sexp :tag "Value")))
2943 (defvar gnus-frame nil
2944 "The frame in which gnus is displayed. It is not used under XEmacs.")
2947 (defun gnus-other-frame (&optional arg)
2948 "Pop up a frame to read news."
2950 (static-if (featurep 'xemacs)
2951 (let ((toolbar-news-use-separate-frame t))
2953 (if (frame-live-p gnus-frame)
2954 (raise-frame gnus-frame)
2955 (setq gnus-frame (make-frame gnus-frame-properties))
2956 (if (and (gnus-buffer-live-p gnus-group-buffer)
2957 (save-current-buffer
2958 (set-buffer gnus-group-buffer)
2959 (eq 'gnus-group-mode major-mode)))
2961 (select-frame gnus-frame)
2962 (switch-to-buffer gnus-group-buffer))
2963 (add-hook 'gnus-exit-gnus-hook
2965 (when (and (frame-live-p gnus-frame)
2967 (delete-frame gnus-frame))
2968 (setq gnus-frame nil)))
2969 (select-frame gnus-frame)
2973 (defun gnus (&optional arg dont-connect slave)
2975 If ARG is non-nil and a positive number, Gnus will use that as the
2976 startup level. If ARG is non-nil and not a positive number, Gnus will
2977 prompt the user for the name of an NNTP server to use."
2979 (gnus-1 arg dont-connect slave))
2981 ;; Allow redefinition of Gnus functions.
2985 (product-provide (provide 'gnus) 'gnus-vers)
2987 ;;; gnus.el ends here