1 ;;; gnus.el --- a newsreader for GNU Emacs
2 ;; Copyright (C) 1987,88,89,90,93,94,95,96,97 Free Software Foundation, Inc.
4 ;; Author: Masanobu UMEDA <umerin@flab.flab.fujitsu.junet>
5 ;; Lars Magne Ingebrigtsen <larsi@ifi.uio.no>
8 ;; This file is part of GNU Emacs.
10 ;; GNU Emacs is free software; you can redistribute it and/or modify
11 ;; it under the terms of the GNU General Public License as published by
12 ;; the Free Software Foundation; either version 2, or (at your option)
15 ;; GNU Emacs is distributed in the hope that it will be useful,
16 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 ;; GNU General Public License for more details.
20 ;; You should have received a copy of the GNU General Public License
21 ;; along with GNU Emacs; see the file COPYING. If not, write to the
22 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
23 ;; Boston, MA 02111-1307, USA.
29 (eval '(run-hooks 'gnus-load-hook))
35 "The coffee-brewing, all singing, all dancing, kitchen sink newsreader."
38 (defgroup gnus-start nil
39 "Starting your favorite newsreader."
42 ;; These belong to gnus-group.el.
43 (defgroup gnus-group nil
45 :link '(custom-manual "(gnus)The Group Buffer")
48 (defgroup gnus-group-foreign nil
50 :link '(custom-manual "(gnus)Foreign Groups")
53 (defgroup gnus-group-levels nil
55 :link '(custom-manual "(gnus)Group Levels")
58 (defgroup gnus-group-select nil
60 :link '(custom-manual "(gnus)Selecting a Group")
63 (defgroup gnus-group-listing nil
64 "Showing slices of the group list."
65 :link '(custom-manual "(gnus)Listing Groups")
68 (defgroup gnus-group-visual nil
69 "Sorting the group buffer."
70 :link '(custom-manual "(gnus)Group Buffer Format")
74 (defgroup gnus-group-various nil
75 "Various group options."
76 :link '(custom-manual "(gnus)Scanning New Messages")
79 ;; These belong to gnus-sum.el.
80 (defgroup gnus-summary nil
82 :link '(custom-manual "(gnus)The Summary Buffer")
85 (defgroup gnus-summary-exit nil
86 "Leaving summary buffers."
87 :link '(custom-manual "(gnus)Exiting the Summary Buffer")
90 (defgroup gnus-summary-marks nil
91 "Marks used in summary buffers."
92 :link '(custom-manual "(gnus)Marking Articles")
95 (defgroup gnus-thread nil
96 "Ordering articles according to replies."
97 :link '(custom-manual "(gnus)Threading")
100 (defgroup gnus-summary-format nil
101 "Formatting of the summary buffer."
102 :link '(custom-manual "(gnus)Summary Buffer Format")
103 :group 'gnus-summary)
105 (defgroup gnus-summary-choose nil
107 :link '(custom-manual "(gnus)Choosing Articles")
108 :group 'gnus-summary)
110 (defgroup gnus-summary-maneuvering nil
111 "Summary movement commands."
112 :link '(custom-manual "(gnus)Summary Maneuvering")
113 :group 'gnus-summary)
115 (defgroup gnus-summary-mail nil
116 "Mail group commands."
117 :link '(custom-manual "(gnus)Mail Group Commands")
118 :group 'gnus-summary)
120 (defgroup gnus-summary-sort nil
121 "Sorting the summary buffer."
122 :link '(custom-manual "(gnus)Sorting")
123 :group 'gnus-summary)
125 (defgroup gnus-summary-visual nil
126 "Highlighting and menus in the summary buffer."
127 :link '(custom-manual "(gnus)Summary Highlighting")
129 :group 'gnus-summary)
131 (defgroup gnus-summary-various nil
132 "Various summary buffer options."
133 :link '(custom-manual "(gnus)Various Summary Stuff")
134 :group 'gnus-summary)
136 ;; Belongs to gnus-uu.el
137 (defgroup gnus-extract-view nil
138 "Viewing extracted files."
139 :link '(custom-manual "(gnus)Viewing Files")
140 :group 'gnus-extract)
142 ;; Belongs to gnus-score.el
143 (defgroup gnus-score nil
144 "Score and kill file handling."
147 (defgroup gnus-score-kill nil
151 (defgroup gnus-score-adapt nil
152 "Adaptive score files."
155 (defgroup gnus-score-files nil
156 "Score and kill file names."
160 (defgroup gnus-score-various nil
161 "Various scoring and killing options."
165 (defgroup gnus-visual nil
166 "Options controling the visual fluff."
169 (defgroup gnus-mail-expire nil
170 "Expiring articles in mail backends."
173 (defgroup gnus-files nil
174 "Files used by Gnus."
177 (defgroup gnus-server nil
178 "Options related to newsservers and other servers used by Gnus."
181 (defgroup gnus-message '((message custom-group))
182 "Composing replies and followups in Gnus."
185 (defgroup gnus-meta nil
186 "Meta variables controling major portions of Gnus.
187 In general, modifying these variables does not take affect until Gnus
188 is restarted, and sometimes reloaded."
191 (defgroup gnus-various nil
192 "Other Gnus options."
193 :link '(custom-manual "(gnus)Various Various")
196 (defgroup gnus-exit nil
198 :link '(custom-manual "(gnus)Exiting Gnus")
201 (defconst gnus-version-number "5.4.11"
202 "Version number for this version of Gnus.")
204 (defconst gnus-version (format "Gnus v%s" gnus-version-number)
205 "Version string for this version of Gnus.")
207 (defcustom gnus-inhibit-startup-message nil
208 "If non-nil, the startup message will not be displayed.
209 This variable is used before `.gnus.el' is loaded, so it should
210 be set in `.emacs' instead."
214 (defcustom gnus-play-startup-jingle nil
215 "If non-nil, play the Gnus jingle at startup."
219 ;;; Kludges to help the transition from the old `custom.el'.
221 (unless (featurep 'gnus-xmas)
222 (defalias 'gnus-make-overlay 'make-overlay)
223 (defalias 'gnus-overlay-put 'overlay-put)
224 (defalias 'gnus-move-overlay 'move-overlay)
225 (defalias 'gnus-overlay-end 'overlay-end)
226 (defalias 'gnus-extent-detached-p 'ignore)
227 (defalias 'gnus-extent-start-open 'ignore)
228 (defalias 'gnus-set-text-properties 'set-text-properties)
229 (defalias 'gnus-group-remove-excess-properties 'ignore)
230 (defalias 'gnus-topic-remove-excess-properties 'ignore)
231 (defalias 'gnus-appt-select-lowest-window 'appt-select-lowest-window)
232 (defalias 'gnus-mail-strip-quoted-names 'mail-strip-quoted-names)
233 (defalias 'gnus-make-local-hook 'make-local-hook)
234 (defalias 'gnus-add-hook 'add-hook)
235 (defalias 'gnus-character-to-event 'identity)
236 (defalias 'gnus-add-text-properties 'add-text-properties)
237 (defalias 'gnus-put-text-property 'put-text-property)
238 (defalias 'gnus-mode-line-buffer-identification 'identity)
239 (defalias 'gnus-characterp 'numberp)
240 (defalias 'gnus-key-press-event-p 'numberp))
242 ;; The XEmacs people think this is evil, so it must go.
243 (defun custom-face-lookup (&optional fg bg stipple bold italic underline)
244 "Lookup or create a face with specified attributes."
245 (let ((name (intern (format "custom-face-%s-%s-%s-%S-%S-%S"
248 (or stipple "default")
249 bold italic underline))))
250 (if (and (custom-facep name)
251 (fboundp 'make-face))
253 (copy-face 'default name)
255 (not (string-equal fg "default")))
257 (set-face-foreground name fg)))
259 (not (string-equal bg "default")))
261 (set-face-background name bg)))
263 (not (string-equal stipple "default"))
264 (not (eq stipple 'custom:asis))
265 (fboundp 'set-face-stipple))
266 (set-face-stipple name stipple))
268 (not (eq bold 'custom:asis)))
270 (make-face-bold name)))
272 (not (eq italic 'custom:asis)))
274 (make-face-italic name)))
276 (not (eq underline 'custom:asis)))
278 (set-face-underline-p name t))))
281 ;; We define these group faces here to avoid the display
282 ;; update forced when creating new faces.
284 (defface gnus-group-news-1-face
287 (:foreground "PaleTurquoise" :bold t))
290 (:foreground "ForestGreen" :bold t))
293 "Level 1 newsgroup face.")
295 (defface gnus-group-news-1-empty-face
298 (:foreground "PaleTurquoise"))
301 (:foreground "ForestGreen"))
304 "Level 1 empty newsgroup face.")
306 (defface gnus-group-news-2-face
309 (:foreground "turquoise" :bold t))
312 (:foreground "CadetBlue4" :bold t))
315 "Level 2 newsgroup face.")
317 (defface gnus-group-news-2-empty-face
320 (:foreground "turquoise"))
323 (:foreground "CadetBlue4"))
326 "Level 2 empty newsgroup face.")
328 (defface gnus-group-news-3-face
337 "Level 3 newsgroup face.")
339 (defface gnus-group-news-3-empty-face
348 "Level 3 empty newsgroup face.")
350 (defface gnus-group-news-low-face
353 (:foreground "DarkTurquoise" :bold t))
356 (:foreground "DarkGreen" :bold t))
359 "Low level newsgroup face.")
361 (defface gnus-group-news-low-empty-face
364 (:foreground "DarkTurquoise"))
367 (:foreground "DarkGreen"))
370 "Low level empty newsgroup face.")
372 (defface gnus-group-mail-1-face
375 (:foreground "aquamarine1" :bold t))
378 (:foreground "DeepPink3" :bold t))
381 "Level 1 mailgroup face.")
383 (defface gnus-group-mail-1-empty-face
386 (:foreground "aquamarine1"))
389 (:foreground "DeepPink3"))
391 (:italic t :bold t)))
392 "Level 1 empty mailgroup face.")
394 (defface gnus-group-mail-2-face
397 (:foreground "aquamarine2" :bold t))
400 (:foreground "HotPink3" :bold t))
403 "Level 2 mailgroup face.")
405 (defface gnus-group-mail-2-empty-face
408 (:foreground "aquamarine2"))
411 (:foreground "HotPink3"))
414 "Level 2 empty mailgroup face.")
416 (defface gnus-group-mail-3-face
419 (:foreground "aquamarine3" :bold t))
422 (:foreground "magenta4" :bold t))
425 "Level 3 mailgroup face.")
427 (defface gnus-group-mail-3-empty-face
430 (:foreground "aquamarine3"))
433 (:foreground "magenta4"))
436 "Level 3 empty mailgroup face.")
438 (defface gnus-group-mail-low-face
441 (:foreground "aquamarine4" :bold t))
444 (:foreground "DeepPink4" :bold t))
447 "Low level mailgroup face.")
449 (defface gnus-group-mail-low-empty-face
452 (:foreground "aquamarine4"))
455 (:foreground "DeepPink4"))
458 "Low level empty mailgroup face.")
460 ;; Summary mode faces.
462 (defface gnus-summary-selected-face '((t
464 "Face used for selected articles.")
466 (defface gnus-summary-cancelled-face
468 (:foreground "yellow" :background "black")))
469 "Face used for cancelled articles.")
471 (defface gnus-summary-high-ticked-face
474 (:foreground "pink" :bold t))
477 (:foreground "firebrick" :bold t))
480 "Face used for high interest ticked articles.")
482 (defface gnus-summary-low-ticked-face
485 (:foreground "pink" :italic t))
488 (:foreground "firebrick" :italic t))
491 "Face used for low interest ticked articles.")
493 (defface gnus-summary-normal-ticked-face
496 (:foreground "pink"))
499 (:foreground "firebrick"))
502 "Face used for normal interest ticked articles.")
504 (defface gnus-summary-high-ancient-face
507 (:foreground "SkyBlue" :bold t))
510 (:foreground "RoyalBlue" :bold t))
513 "Face used for high interest ancient articles.")
515 (defface gnus-summary-low-ancient-face
518 (:foreground "SkyBlue" :italic t))
521 (:foreground "RoyalBlue" :italic t))
524 "Face used for low interest ancient articles.")
526 (defface gnus-summary-normal-ancient-face
529 (:foreground "SkyBlue"))
532 (:foreground "RoyalBlue"))
535 "Face used for normal interest ancient articles.")
537 (defface gnus-summary-high-unread-face
540 "Face used for high interest unread articles.")
542 (defface gnus-summary-low-unread-face
545 "Face used for low interest unread articles.")
547 (defface gnus-summary-normal-unread-face
550 "Face used for normal interest unread articles.")
552 (defface gnus-summary-high-read-face
555 (:foreground "PaleGreen"
559 (:foreground "DarkGreen"
563 "Face used for high interest read articles.")
565 (defface gnus-summary-low-read-face
568 (:foreground "PaleGreen"
572 (:foreground "DarkGreen"
576 "Face used for low interest read articles.")
578 (defface gnus-summary-normal-read-face
581 (:foreground "PaleGreen"))
584 (:foreground "DarkGreen"))
587 "Face used for normal interest read articles.")
592 (defvar gnus-group-buffer "*Group*")
595 (autoload 'gnus-play-jingle "gnus-audio"))
597 (defface gnus-splash-face
606 "Level 1 newsgroup face.")
608 (defun gnus-splash ()
610 (switch-to-buffer gnus-group-buffer)
611 (let ((buffer-read-only nil))
613 (unless gnus-inhibit-startup-message
614 (gnus-group-startup-message)
616 (when gnus-play-startup-jingle
617 (gnus-play-jingle))))))
619 (defun gnus-indent-rigidly (start end arg)
620 "Indent rigidly using only spaces and no tabs."
623 (narrow-to-region start end)
624 (indent-rigidly start end arg)
625 ;; We translate tabs into spaces -- not everybody uses
626 ;; an 8-character tab.
627 (goto-char (point-min))
628 (while (search-forward "\t" nil t)
629 (replace-match " " t t)))))
631 (defvar gnus-simple-splash nil)
633 (defun gnus-group-startup-message (&optional x y)
634 "Insert startup message in current buffer."
635 ;; Insert the message.
640 _ ___ __ ___ __ _ ___
660 (gnus-indent-rigidly (point-min) (point-max)
661 (/ (max (- (window-width) (or x 46)) 0) 2))
662 (goto-char (point-min))
664 (let* ((pheight (count-lines (point-min) (point-max)))
665 (wheight (window-height))
666 (rest (- wheight pheight)))
667 (insert (make-string (max 0 (* 2 (/ rest 3))) ?\n)))
669 (put-text-property (point-min) (point-max) 'face 'gnus-splash-face)
670 (goto-char (point-min))
671 (setq mode-line-buffer-identification (concat " " gnus-version))
672 (setq gnus-simple-splash t)
673 (set-buffer-modified-p t))
676 (let ((command (format "%s" this-command)))
677 (when (and (string-match "gnus" command)
678 (not (string-match "gnus-other-frame" command)))
687 (defcustom gnus-directory (or (getenv "SAVEDIR") "~/News/")
688 "Directory variable from which all other Gnus file variables are derived."
692 (defcustom gnus-default-directory nil
693 "*Default directory for all Gnus buffers."
695 :type '(choice (const :tag "current" nil)
698 ;; Site dependent variables. These variables should be defined in
701 (defvar gnus-default-nntp-server nil
702 "Specify a default NNTP server.
703 This variable should be defined in paths.el, and should never be set
705 If you want to change servers, you should use `gnus-select-method'.
706 See the documentation to that variable.")
708 ;; Don't touch this variable.
709 (defvar gnus-nntp-service "nntp"
710 "NNTP service name (\"nntp\" or 119).
711 This is an obsolete variable, which is scarcely used. If you use an
712 nntp server for your newsgroup and want to change the port number
713 used to 899, you would say something along these lines:
715 (setq gnus-select-method '(nntp \"my.nntp.server\" (nntp-port-number 899)))")
717 (defcustom gnus-nntpserver-file "/etc/nntpserver"
718 "A file with only the name of the nntp server in it."
723 ;; This function is used to check both the environment variable
724 ;; NNTPSERVER and the /etc/nntpserver file to see whether one can find
725 ;; an nntp server name default.
726 (defun gnus-getenv-nntpserver ()
727 (or (getenv "NNTPSERVER")
728 (and (file-readable-p gnus-nntpserver-file)
730 (set-buffer (get-buffer-create " *gnus nntp*"))
731 (buffer-disable-undo (current-buffer))
732 (insert-file-contents gnus-nntpserver-file)
733 (let ((name (buffer-string)))
735 (if (string-match "^[ \t\n]*$" name)
738 (kill-buffer (current-buffer))))))))
740 (defcustom gnus-select-method
743 (list 'nntp (or (ignore-errors
744 (gnus-getenv-nntpserver))
745 (when (and gnus-default-nntp-server
746 (not (string= gnus-default-nntp-server "")))
747 gnus-default-nntp-server)
749 (if (or (null gnus-nntp-service)
750 (equal gnus-nntp-service "nntp"))
752 (list gnus-nntp-service))))
753 "Default method for selecting a newsgroup.
754 This variable should be a list, where the first element is how the
755 news is to be fetched, the second is the address.
757 For instance, if you want to get your news via NNTP from
758 \"flab.flab.edu\", you could say:
760 \(setq gnus-select-method '(nntp \"flab.flab.edu\"))
762 If you want to use your local spool, say:
764 \(setq gnus-select-method (list 'nnspool (system-name)))
766 If you use this variable, you must set `gnus-nntp-server' to nil.
768 There is a lot more to know about select methods and virtual servers -
769 see the manual for details."
771 :type 'gnus-select-method)
773 (defcustom gnus-message-archive-method
776 (nnfolder-directory ,(nnheader-concat message-directory "archive"))
777 (nnfolder-active-file
778 ,(nnheader-concat message-directory "archive/active"))
779 (nnfolder-get-new-mail nil)
780 (nnfolder-inhibit-expiry t))
781 "Method used for archiving messages you've sent.
782 This should be a mail method.
784 It's probably not a very effective to change this variable once you've
785 run Gnus once. After doing that, you must edit this server from the
789 :type 'gnus-select-method)
791 (defcustom gnus-message-archive-group nil
792 "*Name of the group in which to save the messages you've written.
793 This can either be a string, a list of strings; or an alist
794 of regexps/functions/forms to be evaluated to return a string (or a list
795 of strings). The functions are called with the name of the current
796 group (or nil) as a parameter.
798 If you want to save your mail in one group and the news articles you
799 write in another group, you could say something like:
801 \(setq gnus-message-archive-group
802 '((if (message-news-p)
806 Normally the group names returned by this variable should be
807 unprefixed -- which implicitly means \"store on the archive server\".
808 However, you may wish to store the message on some other server. In
809 that case, just return a fully prefixed name of the group --
810 \"nnml+private:mail.misc\", for instance."
812 :type '(choice (const :tag "none" nil)
815 (defcustom gnus-secondary-servers nil
816 "List of NNTP servers that the user can choose between interactively.
817 To make Gnus query you for a server, you have to give `gnus' a
818 non-numeric prefix - `C-u M-x gnus', in short."
820 :type '(repeat string))
822 (defcustom gnus-nntp-server nil
823 "*The name of the host running the NNTP server.
824 This variable is semi-obsolete. Use the `gnus-select-method'
827 :type '(choice (const :tag "disable" nil)
830 (defcustom gnus-secondary-select-methods nil
831 "A list of secondary methods that will be used for reading news.
832 This is a list where each element is a complete select method (see
833 `gnus-select-method').
835 If, for instance, you want to read your mail with the nnml backend,
836 you could set this variable:
838 \(setq gnus-secondary-select-methods '((nnml \"\")))"
840 :type '(repeat gnus-select-method))
842 (defvar gnus-backup-default-subscribed-newsgroups
843 '("news.announce.newusers" "news.groups.questions" "gnu.emacs.gnus")
844 "Default default new newsgroups the first time Gnus is run.
845 Should be set in paths.el, and shouldn't be touched by the user.")
847 (defcustom gnus-local-domain nil
848 "Local domain name without a host name.
849 The DOMAINNAME environment variable is used instead if it is defined.
850 If the `system-name' function returns the full Internet name, there is
851 no need to set this variable."
853 :type '(choice (const :tag "default" nil)
856 (defcustom gnus-local-organization nil
857 "String with a description of what organization (if any) the user belongs to.
858 The ORGANIZATION environment variable is used instead if it is defined.
859 If this variable contains a function, this function will be called
860 with the current newsgroup name as the argument. The function should
863 In any case, if the string (either in the variable, in the environment
864 variable, or returned by the function) is a file name, the contents of
865 this file will be used as the organization."
867 :type '(choice (const :tag "default" nil)
870 ;; Customization variables
872 (defcustom gnus-refer-article-method nil
873 "Preferred method for fetching an article by Message-ID.
874 If you are reading news from the local spool (with nnspool), fetching
875 articles by Message-ID is painfully slow. By setting this method to an
876 nntp method, you might get acceptable results.
878 The value of this variable must be a valid select method as discussed
879 in the documentation of `gnus-select-method'."
881 :type '(choice (const :tag "default" nil)
884 (defcustom gnus-group-faq-directory
885 '("/ftp@mirrors.aol.com:/pub/rtfm/usenet/"
886 "/ftp@sunsite.auc.dk:/pub/usenet/"
887 "/ftp@sunsite.doc.ic.ac.uk:/pub/usenet/news-faqs/"
888 "/ftp@src.doc.ic.ac.uk:/usenet/news-FAQS/"
889 "/ftp@ftp.seas.gwu.edu:/pub/rtfm/"
890 "/ftp@rtfm.mit.edu:/pub/usenet/"
891 "/ftp@ftp.uni-paderborn.de:/pub/FAQ/"
892 "/ftp@ftp.sunet.se:/pub/usenet/"
893 "/ftp@nctuccca.edu.tw:/USENET/FAQ/"
894 "/ftp@hwarang.postech.ac.kr:/pub/usenet/"
895 "/ftp@ftp.hk.super.net:/mirror/faqs/")
896 "Directory where the group FAQs are stored.
897 This will most commonly be on a remote machine, and the file will be
900 This variable can also be a list of directories. In that case, the
901 first element in the list will be used by default. The others can
902 be used when being prompted for a site.
904 Note that Gnus uses an aol machine as the default directory. If this
905 feels fundamentally unclean, just think of it as a way to finally get
906 something of value back from them.
908 If the default site is too slow, try one of these:
910 North America: mirrors.aol.com /pub/rtfm/usenet
911 ftp.seas.gwu.edu /pub/rtfm
912 rtfm.mit.edu /pub/usenet
913 Europe: ftp.uni-paderborn.de /pub/FAQ
914 src.doc.ic.ac.uk /usenet/news-FAQS
915 ftp.sunet.se /pub/usenet
916 sunsite.auc.dk /pub/usenet
917 Asia: nctuccca.edu.tw /USENET/FAQ
918 hwarang.postech.ac.kr /pub/usenet
919 ftp.hk.super.net /mirror/faqs"
920 :group 'gnus-group-various
921 :type '(choice directory
924 (defcustom gnus-use-cross-reference t
925 "*Non-nil means that cross referenced articles will be marked as read.
926 If nil, ignore cross references. If t, mark articles as read in
927 subscribed newsgroups. If neither t nor nil, mark as read in all
930 :type '(choice (const :tag "off" nil)
931 (const :tag "subscribed" t)
935 (defcustom gnus-process-mark ?#
937 :group 'gnus-group-visual
938 :group 'gnus-summary-marks
941 (defcustom gnus-asynchronous nil
942 "*If non-nil, Gnus will supply backends with data needed for async article fetching."
943 :group 'gnus-asynchronous
946 (defcustom gnus-large-newsgroup 200
947 "*The number of articles which indicates a large newsgroup.
948 If the number of articles in a newsgroup is greater than this value,
949 confirmation is required for selecting the newsgroup."
950 :group 'gnus-group-select
953 (defcustom gnus-use-long-file-name (not (memq system-type '(usg-unix-v xenix)))
954 "*Non-nil means that the default name of a file to save articles in is the group name.
955 If it's nil, the directory form of the group name is used instead.
957 If this variable is a list, and the list contains the element
958 `not-score', long file names will not be used for score files; if it
959 contains the element `not-save', long file names will not be used for
960 saving; and if it contains the element `not-kill', long file names
961 will not be used for kill files.
963 Note that the default for this variable varies according to what system
964 type you're using. On `usg-unix-v' and `xenix' this variable defaults
965 to nil while on all other systems it defaults to t."
969 (defcustom gnus-kill-files-directory gnus-directory
970 "*Name of the directory where kill files will be stored (default \"~/News\")."
971 :group 'gnus-score-files
972 :group 'gnus-score-kill
975 (defcustom gnus-save-score nil
976 "*If non-nil, save group scoring info."
977 :group 'gnus-score-various
981 (defcustom gnus-use-undo t
982 "*If non-nil, allow undoing in Gnus group mode buffers."
986 (defcustom gnus-use-adaptive-scoring nil
987 "*If non-nil, use some adaptive scoring scheme.
988 If a list, then the values `word' and `line' are meaningful. The
989 former will perform adaption on individual words in the subject
990 header while `line' will perform adaption on several headers."
992 :group 'gnus-score-adapt
993 :type '(set (const word) (const line)))
995 (defcustom gnus-use-cache 'passive
996 "*If nil, Gnus will ignore the article cache.
997 If `passive', it will allow entering (and reading) articles
998 explicitly entered into the cache. If anything else, use the
999 cache to the full extent of the law."
1002 :type '(choice (const :tag "off" nil)
1003 (const :tag "passive" passive)
1004 (const :tag "active" t)))
1006 (defcustom gnus-use-trees nil
1007 "*If non-nil, display a thread tree buffer."
1011 (defcustom gnus-use-grouplens nil
1012 "*If non-nil, use GroupLens ratings."
1016 (defcustom gnus-keep-backlog nil
1017 "*If non-nil, Gnus will keep read articles for later re-retrieval.
1018 If it is a number N, then Gnus will only keep the last N articles
1019 read. If it is neither nil nor a number, Gnus will keep all read
1020 articles. This is not a good idea."
1022 :type '(choice (const :tag "off" nil)
1027 (defcustom gnus-use-nocem nil
1028 "*If non-nil, Gnus will read NoCeM cancel messages."
1032 (defcustom gnus-suppress-duplicates nil
1033 "*If non-nil, Gnus will mark duplicate copies of the same article as read."
1037 (defcustom gnus-use-demon nil
1038 "If non-nil, Gnus might use some demons."
1042 (defcustom gnus-use-scoring t
1043 "*If non-nil, enable scoring."
1047 (defcustom gnus-use-picons nil
1048 "*If non-nil, display picons."
1052 (defcustom gnus-summary-prepare-exit-hook
1053 '(gnus-summary-expire-articles)
1054 "A hook called when preparing to exit from the summary buffer.
1055 It calls `gnus-summary-expire-articles' by default."
1056 :group 'gnus-summary-exit
1059 (defcustom gnus-novice-user t
1060 "*Non-nil means that you are a usenet novice.
1061 If non-nil, verbose messages may be displayed and confirmations may be
1066 (defcustom gnus-expert-user nil
1067 "*Non-nil means that you will never be asked for confirmation about anything.
1068 And that means *anything*."
1072 (defcustom gnus-interactive-catchup t
1073 "*If non-nil, require your confirmation when catching up a group."
1074 :group 'gnus-group-select
1077 (defcustom gnus-interactive-exit t
1078 "*If non-nil, require your confirmation when exiting Gnus."
1082 (defcustom gnus-extract-address-components 'gnus-extract-address-components
1083 "*Function for extracting address components from a From header.
1084 Two pre-defined function exist: `gnus-extract-address-components',
1085 which is the default, quite fast, and too simplistic solution, and
1086 `mail-extract-address-components', which works much better, but is
1088 :group 'gnus-summary-format
1089 :type '(radio (function-item gnus-extract-address-components)
1090 (function-item mail-extract-address-components)
1091 (function :tag "Other")))
1093 (defcustom gnus-carpal nil
1094 "*If non-nil, display clickable icons."
1098 (defcustom gnus-shell-command-separator ";"
1099 "String used to separate to shell commands."
1103 (defcustom gnus-valid-select-methods
1104 '(("nntp" post address prompt-address physical-address)
1105 ("nnspool" post address)
1106 ("nnvirtual" post-mail virtual prompt-address)
1107 ("nnmbox" mail respool address)
1108 ("nnml" mail respool address)
1109 ("nnmh" mail respool address)
1110 ("nndir" post-mail prompt-address physical-address)
1111 ("nneething" none address prompt-address physical-address)
1112 ("nndoc" none address prompt-address)
1113 ("nnbabyl" mail address respool)
1114 ("nnkiboze" post virtual)
1115 ("nnsoup" post-mail address)
1116 ("nndraft" post-mail)
1117 ("nnfolder" mail respool address)
1118 ("nngateway" none address prompt-address physical-address)
1120 "An alist of valid select methods.
1121 The first element of each list lists should be a string with the name
1122 of the select method. The other elements may be the category of
1123 this method (i. e., `post', `mail', `none' or whatever) or other
1124 properties that this method has (like being respoolable).
1125 If you implement a new select method, all you should have to change is
1126 this variable. I think."
1128 :type '(repeat (group (string :tag "Name")
1129 (radio-button-choice (const :format "%v " post)
1130 (const :format "%v " mail)
1131 (const :format "%v " none)
1133 (checklist :inline t
1134 (const :format "%v " address)
1135 (const :format "%v " prompt-address)
1136 (const :format "%v " virtual)
1139 (define-widget 'gnus-select-method 'list
1140 "Widget for entering a select method."
1141 :args `((choice :tag "Method"
1142 ,@(mapcar (lambda (entry)
1143 (list 'const :format "%v\n"
1144 (intern (car entry))))
1145 gnus-valid-select-methods))
1146 (string :tag "Address")
1147 (editable-list :inline t
1150 (sexp :tag "Value")))))
1152 (defcustom gnus-updated-mode-lines '(group article summary tree)
1153 "List of buffers that should update their mode lines.
1154 The list may contain the symbols `group', `article', `tree' and
1155 `summary'. If the corresponding symbol is present, Gnus will keep
1156 that mode line updated with information that may be pertinent.
1157 If this variable is nil, screen refresh may be quicker."
1158 :group 'gnus-various
1159 :type '(set (const group)
1164 ;; Added by Keinonen Kari <kk85613@cs.tut.fi>.
1165 (defcustom gnus-mode-non-string-length nil
1166 "*Max length of mode-line non-string contents.
1167 If this is nil, Gnus will take space as is needed, leaving the rest
1168 of the modeline intact. Note that the default of nil is unlikely
1169 to be desirable; see the manual for further details."
1170 :group 'gnus-various
1171 :type '(choice (const nil)
1174 (defcustom gnus-auto-expirable-newsgroups nil
1175 "*Groups in which to automatically mark read articles as expirable.
1176 If non-nil, this should be a regexp that should match all groups in
1177 which to perform auto-expiry. This only makes sense for mail groups."
1178 :group 'gnus-mail-expire
1179 :type '(choice (const nil)
1182 (defcustom gnus-total-expirable-newsgroups nil
1183 "*Groups in which to perform expiry of all read articles.
1184 Use with extreme caution. All groups that match this regexp will be
1185 expiring - which means that all read articles will be deleted after
1186 \(say) one week. (This only goes for mail groups and the like, of
1188 :group 'gnus-mail-expire
1189 :type '(choice (const nil)
1192 (defcustom gnus-group-uncollapsed-levels 1
1193 "Number of group name elements to leave alone when making a short group name."
1194 :group 'gnus-group-visual
1197 (defcustom gnus-group-use-permanent-levels nil
1198 "*If non-nil, once you set a level, Gnus will use this level."
1199 :group 'gnus-group-levels
1204 (defcustom gnus-load-hook nil
1205 "A hook run while Gnus is loaded."
1209 (defcustom gnus-apply-kill-hook '(gnus-apply-kill-file)
1210 "A hook called to apply kill files to a group.
1211 This hook is intended to apply a kill file to the selected newsgroup.
1212 The function `gnus-apply-kill-file' is called by default.
1214 Since a general kill file is too heavy to use only for a few
1215 newsgroups, I recommend you to use a lighter hook function. For
1216 example, if you'd like to apply a kill file to articles which contains
1217 a string `rmgroup' in subject in newsgroup `control', you can use the
1220 (setq gnus-apply-kill-hook
1223 (cond ((string-match \"control\" gnus-newsgroup-name)
1224 (gnus-kill \"Subject\" \"rmgroup\")
1225 (gnus-expunge \"X\"))))))"
1226 :group 'gnus-score-kill
1227 :options '(gnus-apply-kill-file)
1230 (defcustom gnus-group-change-level-function nil
1231 "Function run when a group level is changed.
1232 It is called with three parameters -- GROUP, LEVEL and OLDLEVEL."
1233 :group 'gnus-group-level
1238 (defcustom gnus-visual
1239 '(summary-highlight group-highlight article-highlight
1241 summary-menu group-menu article-menu
1242 tree-highlight menu highlight
1243 browse-menu server-menu
1244 page-marker tree-menu binary-menu pick-menu
1246 "Enable visual features.
1247 If `visual' is disabled, there will be no menus and few faces. Most of
1248 the visual customization options below will be ignored. Gnus will use
1249 less space and be faster as a result.
1251 This variable can also be a list of visual elements to switch on. For
1252 instance, to switch off all visual things except menus, you can say:
1254 (setq gnus-visual '(menu))
1256 Valid elements include `summary-highlight', `group-highlight',
1257 `article-highlight', `mouse-face', `summary-menu', `group-menu',
1258 `article-menu', `tree-highlight', `menu', `highlight', `browse-menu',
1259 `server-menu', `page-marker', `tree-menu', `binary-menu', `pick-menu',
1260 and `grouplens-menu'."
1263 :type '(set (const summary-highlight)
1264 (const group-highlight)
1265 (const article-highlight)
1267 (const summary-menu)
1269 (const article-menu)
1270 (const tree-highlight)
1279 (const grouplens-menu)))
1281 (defcustom gnus-mouse-face
1283 (if (gnus-visual-p 'mouse-face 'highlight)
1284 (if (boundp 'gnus-mouse-face)
1285 (or gnus-mouse-face 'highlight)
1289 "Face used for group or summary buffer mouse highlighting.
1290 The line beneath the mouse pointer will be highlighted with this
1295 (defcustom gnus-article-display-hook
1296 (if (and (string-match "XEmacs" emacs-version)
1298 '(gnus-article-hide-headers-if-wanted
1299 gnus-article-hide-boring-headers
1300 gnus-article-treat-overstrike
1301 gnus-article-maybe-highlight
1302 gnus-article-display-x-face)
1303 '(gnus-article-hide-headers-if-wanted
1304 gnus-article-hide-boring-headers
1305 gnus-article-treat-overstrike
1306 gnus-article-maybe-highlight))
1307 "Controls how the article buffer will look.
1309 If you leave the list empty, the article will appear exactly as it is
1310 stored on the disk. The list entries will hide or highlight various
1311 parts of the article, making it easier to find the information you
1313 :group 'gnus-article-highlight
1316 :options '(gnus-article-add-buttons
1317 gnus-article-add-buttons-to-head
1318 gnus-article-emphasize
1319 gnus-article-fill-cited-article
1320 gnus-article-remove-cr
1321 gnus-article-de-quoted-unreadable
1322 gnus-article-display-x-face
1323 gnus-summary-stop-page-breaking
1324 ;; gnus-summary-caesar-message
1325 ;; gnus-summary-verbose-headers
1326 gnus-summary-toggle-mime
1328 gnus-article-hide-headers
1329 gnus-article-hide-boring-headers
1330 gnus-article-hide-signature
1331 gnus-article-hide-citation
1332 gnus-article-hide-pgp
1333 gnus-article-hide-pem
1334 gnus-article-highlight
1335 gnus-article-highlight-headers
1336 gnus-article-highlight-citation
1337 gnus-article-highlight-signature
1338 gnus-article-date-ut
1339 gnus-article-date-local
1340 gnus-article-date-lapsed
1341 gnus-article-date-original
1342 gnus-article-remove-trailing-blank-lines
1343 gnus-article-strip-leading-blank-lines
1344 gnus-article-strip-multiple-blank-lines
1345 gnus-article-strip-blank-lines
1346 gnus-article-treat-overstrike
1350 ;;; Internal variables
1352 (defvar gnus-group-get-parameter-function 'gnus-group-get-parameter)
1353 (defvar gnus-original-article-buffer " *Original Article*")
1354 (defvar gnus-newsgroup-name nil)
1356 (defvar gnus-current-select-method nil
1357 "The current method for selecting a newsgroup.")
1359 (defvar gnus-tree-buffer "*Tree*"
1360 "Buffer where Gnus thread trees are displayed.")
1363 (defvar gnus-use-generic-from nil)
1365 ;; Variable holding the user answers to all method prompts.
1366 (defvar gnus-method-history nil)
1367 (defvar gnus-group-history nil)
1369 ;; Variable holding the user answers to all mail method prompts.
1370 (defvar gnus-mail-method-history nil)
1372 ;; Variable holding the user answers to all group prompts.
1373 (defvar gnus-group-history nil)
1375 (defvar gnus-server-alist nil
1376 "List of available servers.")
1378 (defvar gnus-predefined-server-alist
1381 (nnspool-spool-directory "~/News/cache/")
1382 (nnspool-nov-directory "~/News/cache/")
1383 (nnspool-active-file "~/News/cache/active"))))
1384 "List of predefined (convenience) servers.")
1386 (defvar gnus-topic-indentation "") ;; Obsolete variable.
1388 (defconst gnus-article-mark-lists
1389 '((marked . tick) (replied . reply)
1390 (expirable . expire) (killed . killed)
1391 (bookmarks . bookmark) (dormant . dormant)
1392 (scored . score) (saved . save)
1395 (defvar gnus-headers-retrieved-by nil)
1396 (defvar gnus-article-reply nil)
1397 (defvar gnus-override-method nil)
1398 (defvar gnus-article-check-size nil)
1399 (defvar gnus-opened-servers nil)
1401 (defvar gnus-current-kill-article nil)
1403 (defvar gnus-have-read-active-file nil)
1405 (defconst gnus-maintainer
1406 "gnus-bug@ifi.uio.no (The Gnus Bugfixing Girls + Boys)"
1407 "The mail address of the Gnus maintainers.")
1409 (defvar gnus-info-nodes
1410 '((gnus-group-mode "(gnus)The Group Buffer")
1411 (gnus-summary-mode "(gnus)The Summary Buffer")
1412 (gnus-article-mode "(gnus)The Article Buffer")
1413 (mime/viewer-mode "(gnus)The Article Buffer")
1414 (gnus-server-mode "(gnus)The Server Buffer")
1415 (gnus-browse-mode "(gnus)Browse Foreign Server")
1416 (gnus-tree-mode "(gnus)Tree Display"))
1417 "Alist of major modes and related Info nodes.")
1419 (defvar gnus-group-buffer "*Group*")
1420 (defvar gnus-summary-buffer "*Summary*")
1421 (defvar gnus-article-buffer "*Article*")
1422 (defvar gnus-server-buffer "*Server*")
1424 (defvar gnus-buffer-list nil
1425 "Gnus buffers that should be killed on exit.")
1427 (defvar gnus-slave nil
1428 "Whether this Gnus is a slave or not.")
1430 (defvar gnus-batch-mode nil
1431 "Whether this Gnus is running in batch mode or not.")
1433 (defvar gnus-variable-list
1434 '(gnus-newsrc-options gnus-newsrc-options-n
1435 gnus-newsrc-last-checked-date
1436 gnus-newsrc-alist gnus-server-alist
1437 gnus-killed-list gnus-zombie-list
1438 gnus-topic-topology gnus-topic-alist
1440 "Gnus variables saved in the quick startup file.")
1442 (defvar gnus-newsrc-alist nil
1443 "Assoc list of read articles.
1444 gnus-newsrc-hashtb should be kept so that both hold the same information.")
1446 (defvar gnus-newsrc-hashtb nil
1447 "Hashtable of gnus-newsrc-alist.")
1449 (defvar gnus-killed-list nil
1450 "List of killed newsgroups.")
1452 (defvar gnus-killed-hashtb nil
1453 "Hash table equivalent of gnus-killed-list.")
1455 (defvar gnus-zombie-list nil
1456 "List of almost dead newsgroups.")
1458 (defvar gnus-description-hashtb nil
1459 "Descriptions of newsgroups.")
1461 (defvar gnus-list-of-killed-groups nil
1462 "List of newsgroups that have recently been killed by the user.")
1464 (defvar gnus-active-hashtb nil
1465 "Hashtable of active articles.")
1467 (defvar gnus-moderated-hashtb nil
1468 "Hashtable of moderated newsgroups.")
1470 ;; Save window configuration.
1471 (defvar gnus-prev-winconf nil)
1473 (defvar gnus-reffed-article-number nil)
1475 ;;; Let the byte-compiler know that we know about this variable.
1476 (defvar rmail-default-rmail-file)
1478 (defvar gnus-dead-summary nil)
1480 ;;; End of variables.
1482 ;; Define some autoload functions Gnus might use.
1485 ;; This little mapcar goes through the list below and marks the
1486 ;; symbols in question as autoloaded functions.
1489 (let ((interactive (nth 1 (memq ':interactive package))))
1493 (when (consp function)
1494 (setq keymap (car (memq 'keymap function)))
1495 (setq function (car function)))
1496 (autoload function (car package) nil interactive keymap)))
1497 (if (eq (nth 1 package) ':interactive)
1500 '(("metamail" metamail-buffer)
1501 ("info" Info-goto-node)
1502 ("hexl" hexl-hex-string-to-integer)
1503 ("pp" pp pp-to-string pp-eval-expression)
1504 ("ps-print" ps-print-preprint)
1505 ("mail-extr" mail-extract-address-components)
1506 ("message" :interactive t
1507 message-send-and-exit message-yank-original)
1508 ("nnmail" nnmail-split-fancy nnmail-article-group nnmail-date-to-time)
1509 ("nnvirtual" nnvirtual-catchup-group nnvirtual-convert-headers)
1510 ("timezone" timezone-make-date-arpa-standard timezone-fix-time
1511 timezone-make-sortable-date timezone-make-time-string)
1512 ("rmailout" rmail-output)
1513 ("rmail" rmail-insert-rmail-file-header rmail-count-new-messages
1515 ("gnus-audio" :interactive t gnus-audio-play)
1516 ("gnus-xmas" gnus-xmas-splash)
1517 ("gnus-soup" :interactive t
1518 gnus-group-brew-soup gnus-brew-soup gnus-soup-add-article
1519 gnus-soup-send-replies gnus-soup-save-areas gnus-soup-pack-packet)
1520 ("nnsoup" nnsoup-pack-replies)
1521 ("score-mode" :interactive t gnus-score-mode)
1522 ("gnus-mh" gnus-summary-save-article-folder
1523 gnus-Folder-save-name gnus-folder-save-name)
1524 ("gnus-mh" :interactive t gnus-summary-save-in-folder)
1525 ("gnus-demon" gnus-demon-add-nocem gnus-demon-add-scanmail
1526 gnus-demon-add-rescan gnus-demon-add-scan-timestamps
1527 gnus-demon-add-disconnection gnus-demon-add-handler
1528 gnus-demon-remove-handler)
1529 ("gnus-demon" :interactive t
1530 gnus-demon-init gnus-demon-cancel)
1531 ("gnus-salt" gnus-highlight-selected-tree gnus-possibly-generate-tree
1532 gnus-tree-open gnus-tree-close gnus-carpal-setup-buffer)
1533 ("gnus-nocem" gnus-nocem-scan-groups gnus-nocem-close
1534 gnus-nocem-unwanted-article-p)
1535 ("gnus-srvr" gnus-enter-server-buffer gnus-server-set-info)
1536 ("gnus-srvr" gnus-browse-foreign-server)
1537 ("gnus-cite" :interactive t
1538 gnus-article-highlight-citation gnus-article-hide-citation-maybe
1539 gnus-article-hide-citation gnus-article-fill-cited-article
1540 gnus-article-hide-citation-in-followups)
1541 ("gnus-kill" gnus-kill gnus-apply-kill-file-internal
1542 gnus-kill-file-edit-file gnus-kill-file-raise-followups-to-author
1543 gnus-execute gnus-expunge)
1544 ("gnus-cache" gnus-cache-possibly-enter-article gnus-cache-save-buffers
1545 gnus-cache-possibly-remove-articles gnus-cache-request-article
1546 gnus-cache-retrieve-headers gnus-cache-possibly-alter-active
1547 gnus-cache-enter-remove-article gnus-cached-article-p
1548 gnus-cache-open gnus-cache-close gnus-cache-update-article)
1549 ("gnus-cache" :interactive t gnus-jog-cache gnus-cache-enter-article
1550 gnus-cache-remove-article gnus-summary-insert-cached-articles)
1551 ("gnus-score" :interactive t
1552 gnus-summary-increase-score gnus-summary-set-score
1553 gnus-summary-raise-thread gnus-summary-raise-same-subject
1554 gnus-summary-raise-score gnus-summary-raise-same-subject-and-select
1555 gnus-summary-lower-thread gnus-summary-lower-same-subject
1556 gnus-summary-lower-score gnus-summary-lower-same-subject-and-select
1557 gnus-summary-current-score gnus-score-default
1558 gnus-score-flush-cache gnus-score-close
1559 gnus-possibly-score-headers gnus-score-followup-article
1560 gnus-score-followup-thread)
1562 (gnus-summary-score-map keymap) gnus-score-save gnus-score-headers
1563 gnus-current-score-file-nondirectory gnus-score-adaptive
1564 gnus-score-find-trace gnus-score-file-name)
1565 ("gnus-cus" :interactive t gnus-group-customize gnus-score-customize)
1566 ("gnus-topic" :interactive t gnus-topic-mode)
1567 ("gnus-topic" gnus-topic-remove-group gnus-topic-set-parameters)
1568 ("gnus-salt" :interactive t gnus-pick-mode gnus-binary-mode)
1569 ("gnus-uu" (gnus-uu-extract-map keymap) (gnus-uu-mark-map keymap))
1570 ("gnus-uu" :interactive t
1571 gnus-uu-digest-mail-forward gnus-uu-digest-post-forward
1572 gnus-uu-mark-series gnus-uu-mark-region gnus-uu-mark-buffer
1573 gnus-uu-mark-by-regexp gnus-uu-mark-all
1574 gnus-uu-mark-sparse gnus-uu-mark-thread gnus-uu-decode-uu
1575 gnus-uu-decode-uu-and-save gnus-uu-decode-unshar
1576 gnus-uu-decode-unshar-and-save gnus-uu-decode-save
1577 gnus-uu-decode-binhex gnus-uu-decode-uu-view
1578 gnus-uu-decode-uu-and-save-view gnus-uu-decode-unshar-view
1579 gnus-uu-decode-unshar-and-save-view gnus-uu-decode-save-view
1580 gnus-uu-decode-binhex-view)
1581 ("gnus-uu" gnus-uu-delete-work-dir)
1582 ("gnus-msg" (gnus-summary-send-map keymap)
1583 gnus-article-mail gnus-copy-article-buffer gnus-extended-version)
1584 ("gnus-msg" :interactive t
1585 gnus-group-post-news gnus-group-mail gnus-summary-post-news
1586 gnus-summary-followup gnus-summary-followup-with-original
1587 gnus-summary-cancel-article gnus-summary-supersede-article
1588 gnus-post-news gnus-summary-reply gnus-summary-reply-with-original
1589 gnus-summary-mail-forward gnus-summary-mail-other-window
1590 gnus-summary-resend-message gnus-summary-resend-bounced-mail
1592 ("gnus-picon" :interactive t gnus-article-display-picons
1593 gnus-group-display-picons gnus-picons-article-display-x-face
1594 gnus-picons-display-x-face)
1595 ("gnus-gl" bbb-login bbb-logout bbb-grouplens-group-p
1596 gnus-grouplens-mode)
1597 ("smiley" :interactive t gnus-smiley-display)
1598 ("gnus-win" gnus-configure-windows gnus-add-configuration)
1599 ("gnus-sum" gnus-summary-insert-line gnus-summary-read-group
1600 gnus-list-of-unread-articles gnus-list-of-read-articles
1601 gnus-offer-save-summaries gnus-make-thread-indent-array
1602 gnus-summary-exit gnus-update-read-articles)
1603 ("gnus-group" gnus-group-insert-group-line gnus-group-quit
1604 gnus-group-list-groups gnus-group-first-unread-group
1605 gnus-group-set-mode-line gnus-group-set-info gnus-group-save-newsrc
1606 gnus-group-setup-buffer gnus-group-get-new-news
1607 gnus-group-make-help-group gnus-group-update-group)
1608 ("gnus-bcklg" gnus-backlog-request-article gnus-backlog-enter-article
1609 gnus-backlog-remove-article)
1610 ("gnus-art" gnus-article-read-summary-keys gnus-article-save
1611 gnus-article-prepare gnus-article-set-window-start
1612 gnus-article-next-page gnus-article-prev-page
1613 gnus-request-article-this-buffer gnus-article-mode
1614 gnus-article-setup-buffer gnus-narrow-to-page)
1615 ("gnus-art" :interactive t
1616 gnus-article-hide-headers gnus-article-hide-boring-headers
1617 gnus-article-treat-overstrike gnus-article-word-wrap
1618 gnus-article-remove-cr gnus-article-remove-trailing-blank-lines
1619 gnus-article-display-x-face gnus-article-de-quoted-unreadable
1620 gnus-article-mime-decode-quoted-printable gnus-article-hide-pgp
1621 gnus-article-hide-pem gnus-article-hide-signature
1622 gnus-article-strip-leading-blank-lines gnus-article-date-local
1623 gnus-article-date-original gnus-article-date-lapsed
1624 gnus-article-show-all-headers
1625 gnus-article-edit-mode gnus-article-edit-article
1626 gnus-article-edit-done gnus-decode-rfc1522 article-decode-rfc1522)
1627 ("gnus-int" gnus-request-type)
1628 ("gnus-start" gnus-newsrc-parse-options gnus-1 gnus-no-server-1
1630 ("gnus-dup" gnus-dup-suppress-articles gnus-dup-unsuppress-article
1631 gnus-dup-enter-articles)
1632 ("gnus-range" gnus-copy-sequence)
1633 ("gnus-eform" gnus-edit-form)
1634 ("gnus-move" :interactive t
1635 gnus-group-move-group-to-server gnus-change-server)
1636 ("gnus-logic" gnus-score-advanced)
1637 ("gnus-undo" gnus-undo-mode gnus-undo-register)
1638 ("gnus-async" gnus-async-request-fetched-article gnus-async-prefetch-next
1639 gnus-async-prefetch-article gnus-async-prefetch-remove-group
1640 gnus-async-halt-prefetch)
1641 ("gnus-vm" :interactive t gnus-summary-save-in-vm
1642 gnus-summary-save-article-vm))))
1644 ;;; gnus-sum.el thingies
1647 (defcustom gnus-summary-line-format "%U\%R\%z\%I\%(%[%4L: %-20,20n%]%) %s\n"
1648 "*The format specification of the lines in the summary buffer.
1650 It works along the same lines as a normal formatting string,
1651 with some simple extensions.
1653 %N Article number, left padded with spaces (string)
1655 %s Subject if it is at the root of a thread, and \"\" otherwise (string)
1656 %n Name of the poster (string)
1657 %a Extracted name of the poster (string)
1658 %A Extracted address of the poster (string)
1659 %F Contents of the From: header (string)
1660 %x Contents of the Xref: header (string)
1661 %D Date of the article (string)
1662 %d Date of the article (string) in DD-MMM format
1663 %M Message-id of the article (string)
1664 %r References of the article (string)
1665 %c Number of characters in the article (integer)
1666 %L Number of lines in the article (integer)
1667 %I Indentation based on thread level (a string of spaces)
1668 %T A string with two possible values: 80 spaces if the article
1669 is on thread level two or larger and 0 spaces on level one
1670 %R \"A\" if this article has been replied to, \" \" otherwise (character)
1671 %U Status of this article (character, \"R\", \"K\", \"-\" or \" \")
1672 %[ Opening bracket (character, \"[\" or \"<\")
1673 %] Closing bracket (character, \"]\" or \">\")
1674 %> Spaces of length thread-level (string)
1675 %< Spaces of length (- 20 thread-level) (string)
1676 %i Article score (number)
1677 %z Article zcore (character)
1678 %t Number of articles under the current thread (number).
1679 %e Whether the thread is empty or not (character).
1680 %l GroupLens score (string).
1681 %V Total thread score (number).
1682 %P The line number (number).
1683 %u User defined specifier. The next character in the format string should
1684 be a letter. Gnus will call the function gnus-user-format-function-X,
1685 where X is the letter following %u. The function will be passed the
1686 current header as argument. The function should return a string, which
1687 will be inserted into the summary just like information from any other
1690 Text between %( and %) will be highlighted with `gnus-mouse-face'
1691 when the mouse point is placed inside the area. There can only be one
1694 The %U (status), %R (replied) and %z (zcore) specs have to be handled
1695 with care. For reasons of efficiency, Gnus will compute what column
1696 these characters will end up in, and \"hard-code\" that. This means that
1697 it is illegal to have these specs after a variable-length spec. Well,
1698 you might not be arrested, but your summary buffer will look strange,
1699 which is bad enough.
1701 The smart choice is to have these specs as for to the left as
1704 This restriction may disappear in later versions of Gnus."
1706 :group 'gnus-summary-format)
1709 ;;; Skeleton keymaps
1712 (defun gnus-suppress-keymap (keymap)
1713 (suppress-keymap keymap)
1714 (let ((keys `([delete] "\177" "\M-u"))) ;gnus-mouse-2
1716 (define-key keymap (pop keys) 'undefined))))
1718 (defvar gnus-article-mode-map
1719 (let ((keymap (make-keymap)))
1720 (gnus-suppress-keymap keymap)
1722 (defvar gnus-summary-mode-map
1723 (let ((keymap (make-keymap)))
1724 (gnus-suppress-keymap keymap)
1726 (defvar gnus-group-mode-map
1727 (let ((keymap (make-keymap)))
1728 (gnus-suppress-keymap keymap)
1733 ;; Fix by Hallvard B Furuseth <h.b.furuseth@usit.uio.no>.
1734 ;; If you want the cursor to go somewhere else, set these two
1735 ;; functions in some startup hook to whatever you want.
1736 (defalias 'gnus-summary-position-point 'gnus-goto-colon)
1737 (defalias 'gnus-group-position-point 'gnus-goto-colon)
1739 ;;; Various macros and substs.
1741 (defun gnus-header-from (header)
1742 (mail-header-from header))
1744 (defmacro gnus-gethash (string hashtable)
1745 "Get hash value of STRING in HASHTABLE."
1746 `(symbol-value (intern-soft ,string ,hashtable)))
1748 (defmacro gnus-sethash (string value hashtable)
1749 "Set hash value. Arguments are STRING, VALUE, and HASHTABLE."
1750 `(set (intern ,string ,hashtable) ,value))
1751 (put 'gnus-sethash 'edebug-form-spec '(form form form))
1753 (defmacro gnus-group-unread (group)
1754 "Get the currently computed number of unread articles in GROUP."
1755 `(car (gnus-gethash ,group gnus-newsrc-hashtb)))
1757 (defmacro gnus-group-entry (group)
1758 "Get the newsrc entry for GROUP."
1759 `(gnus-gethash ,group gnus-newsrc-hashtb))
1761 (defmacro gnus-active (group)
1762 "Get active info on GROUP."
1763 `(gnus-gethash ,group gnus-active-hashtb))
1765 (defmacro gnus-set-active (group active)
1766 "Set GROUP's active info."
1767 `(gnus-sethash ,group ,active gnus-active-hashtb))
1769 (defun gnus-alive-p ()
1770 "Say whether Gnus is running or not."
1771 (and gnus-group-buffer
1772 (get-buffer gnus-group-buffer)
1774 (set-buffer gnus-group-buffer)
1775 (eq major-mode 'gnus-group-mode))))
1777 ;; Info access macros.
1779 (defmacro gnus-info-group (info)
1781 (defmacro gnus-info-rank (info)
1783 (defmacro gnus-info-read (info)
1785 (defmacro gnus-info-marks (info)
1787 (defmacro gnus-info-method (info)
1789 (defmacro gnus-info-params (info)
1792 (defmacro gnus-info-level (info)
1793 `(let ((rank (gnus-info-rank ,info)))
1797 (defmacro gnus-info-score (info)
1798 `(let ((rank (gnus-info-rank ,info)))
1799 (or (and (consp rank) (cdr rank)) 0)))
1801 (defmacro gnus-info-set-group (info group)
1802 `(setcar ,info ,group))
1803 (defmacro gnus-info-set-rank (info rank)
1804 `(setcar (nthcdr 1 ,info) ,rank))
1805 (defmacro gnus-info-set-read (info read)
1806 `(setcar (nthcdr 2 ,info) ,read))
1807 (defmacro gnus-info-set-marks (info marks &optional extend)
1809 `(gnus-info-set-entry ,info ,marks 3)
1810 `(setcar (nthcdr 3 ,info) ,marks)))
1811 (defmacro gnus-info-set-method (info method &optional extend)
1813 `(gnus-info-set-entry ,info ,method 4)
1814 `(setcar (nthcdr 4 ,info) ,method)))
1815 (defmacro gnus-info-set-params (info params &optional extend)
1817 `(gnus-info-set-entry ,info ,params 5)
1818 `(setcar (nthcdr 5 ,info) ,params)))
1820 (defun gnus-info-set-entry (info entry number)
1821 ;; Extend the info until we have enough elements.
1822 (while (<= (length info) number)
1823 (nconc info (list nil)))
1825 (setcar (nthcdr number info) entry))
1827 (defmacro gnus-info-set-level (info level)
1828 `(let ((rank (cdr ,info)))
1829 (if (consp (car rank))
1830 (setcar (car rank) ,level)
1831 (setcar rank ,level))))
1832 (defmacro gnus-info-set-score (info score)
1833 `(let ((rank (cdr ,info)))
1834 (if (consp (car rank))
1835 (setcdr (car rank) ,score)
1836 (setcar rank (cons (car rank) ,score)))))
1838 (defmacro gnus-get-info (group)
1839 `(nth 2 (gnus-gethash ,group gnus-newsrc-hashtb)))
1841 ;; Byte-compiler warning.
1842 (defvar gnus-visual)
1843 ;; Find out whether the gnus-visual TYPE is wanted.
1844 (defun gnus-visual-p (&optional type class)
1845 (and gnus-visual ; Has to be non-nil, at least.
1846 (if (not type) ; We don't care about type.
1848 (if (listp gnus-visual) ; It's a list, so we check it.
1849 (or (memq type gnus-visual)
1850 (memq class gnus-visual))
1853 ;;; Load the compatability functions.
1862 (defvar gnus-shutdown-alist nil)
1864 (defun gnus-add-shutdown (function &rest symbols)
1865 "Run FUNCTION whenever one of SYMBOLS is shut down."
1866 (push (cons function symbols) gnus-shutdown-alist))
1868 (defun gnus-shutdown (symbol)
1869 "Shut down everything that waits for SYMBOL."
1870 (let ((alist gnus-shutdown-alist)
1872 (while (setq entry (pop alist))
1873 (when (memq symbol (cdr entry))
1874 (funcall (car entry))))))
1878 ;;; Gnus Utility Functions
1881 ;; Add the current buffer to the list of buffers to be killed on exit.
1882 (defun gnus-add-current-to-buffer-list ()
1883 (or (memq (current-buffer) gnus-buffer-list)
1884 (push (current-buffer) gnus-buffer-list)))
1886 (defun gnus-version (&optional arg)
1887 "Version number of this version of Gnus.
1888 If ARG, insert string at point."
1890 (let ((methods gnus-valid-select-methods)
1893 ;; Go through all the legal select methods and add their version
1894 ;; numbers to the total version string. Only the backends that are
1895 ;; currently in use will have their message numbers taken into
1898 (setq meth (intern (concat (caar methods) "-version")))
1900 (stringp (symbol-value meth))
1901 (setq mess (concat mess "; " (symbol-value meth))))
1902 (setq methods (cdr methods)))
1904 (insert (message mess))
1907 (defun gnus-continuum-version (version)
1908 "Return VERSION as a floating point number."
1909 (when (or (string-match "^\\([^ ]+\\)? ?Gnus v?\\([0-9.]+\\)$" version)
1910 (string-match "^\\(.?\\)gnus-\\([0-9.]+\\)$" version))
1911 (let* ((alpha (and (match-beginning 1) (match-string 1 version)))
1912 (number (match-string 2 version))
1914 (string-match "\\([0-9]\\)\\.\\([0-9]+\\)\\.?\\([0-9]+\\)?" number)
1915 (setq major (string-to-number (match-string 1 number)))
1916 (setq minor (string-to-number (match-string 2 number)))
1917 (setq least (if (match-beginning 3)
1918 (string-to-number (match-string 3 number))
1922 (format "%s00%02d%02d"
1924 ((member alpha '("(ding)" "d")) "4.99")
1925 ((member alpha '("September" "s")) "5.01")
1926 ((member alpha '("Red" "r")) "5.03"))
1928 (format "%d.%02d%02d" major minor least))))))
1930 (defun gnus-info-find-node ()
1931 "Find Info documentation of Gnus."
1933 ;; Enlarge info window if needed.
1934 (let (gnus-info-buffer)
1935 (Info-goto-node (cadr (assq major-mode gnus-info-nodes)))
1936 (setq gnus-info-buffer (current-buffer))
1937 (gnus-configure-windows 'info)))
1939 ;;; More various functions.
1941 (defun gnus-group-read-only-p (&optional group)
1942 "Check whether GROUP supports editing or not.
1943 If GROUP is nil, `gnus-newsgroup-name' will be checked instead. Note
1944 that that variable is buffer-local to the summary buffers."
1945 (let ((group (or group gnus-newsgroup-name)))
1946 (not (gnus-check-backend-function 'request-replace-article group))))
1948 (defun gnus-group-total-expirable-p (group)
1949 "Check whether GROUP is total-expirable or not."
1950 (let ((params (gnus-group-find-parameter group))
1953 ((memq 'total-expire params)
1955 ((setq val (assq 'total-expire params)) ; (auto-expire . t)
1957 (gnus-total-expirable-newsgroups ; Check var.
1958 (string-match gnus-total-expirable-newsgroups group)))))
1960 (defun gnus-group-auto-expirable-p (group)
1961 "Check whether GROUP is total-expirable or not."
1962 (let ((params (gnus-group-find-parameter group))
1965 ((memq 'auto-expire params)
1967 ((setq val (assq 'auto-expire params)) ; (auto-expire . t)
1969 (gnus-auto-expirable-newsgroups ; Check var.
1970 (string-match gnus-auto-expirable-newsgroups group)))))
1972 (defun gnus-virtual-group-p (group)
1973 "Say whether GROUP is virtual or not."
1974 (memq 'virtual (assoc (symbol-name (car (gnus-find-method-for-group group)))
1975 gnus-valid-select-methods)))
1977 (defun gnus-news-group-p (group &optional article)
1978 "Return non-nil if GROUP (and ARTICLE) come from a news server."
1979 (or (gnus-member-of-valid 'post group) ; Ordinary news group.
1980 (and (gnus-member-of-valid 'post-mail group) ; Combined group.
1981 (eq (gnus-request-type group article) 'news))))
1983 ;; Returns a list of writable groups.
1984 (defun gnus-writable-groups ()
1985 (let ((alist gnus-newsrc-alist)
1987 (while (setq group (car (pop alist)))
1988 (unless (gnus-group-read-only-p group)
1989 (push group groups)))
1992 ;; Check whether to use long file names.
1993 (defun gnus-use-long-file-name (symbol)
1994 ;; The variable has to be set...
1995 (and gnus-use-long-file-name
1996 ;; If it isn't a list, then we return t.
1997 (or (not (listp gnus-use-long-file-name))
1998 ;; If it is a list, and the list contains `symbol', we
2000 (not (memq symbol gnus-use-long-file-name)))))
2002 ;; Generate a unique new group name.
2003 (defun gnus-generate-new-group-name (leaf)
2006 (while (gnus-gethash name gnus-newsrc-hashtb)
2007 (setq name (concat leaf "<" (int-to-string (setq num (1+ num))) ">")))
2010 (defun gnus-ephemeral-group-p (group)
2011 "Say whether GROUP is ephemeral or not."
2012 (gnus-group-get-parameter group 'quit-config))
2014 (defun gnus-group-quit-config (group)
2015 "Return the quit-config of GROUP."
2016 (gnus-group-get-parameter group 'quit-config))
2018 (defun gnus-kill-ephemeral-group (group)
2019 "Remove ephemeral GROUP from relevant structures."
2020 (gnus-sethash group nil gnus-newsrc-hashtb))
2022 (defun gnus-simplify-mode-line ()
2023 "Make mode lines a bit simpler."
2024 (setq mode-line-modified "-- ")
2025 (when (listp mode-line-format)
2026 (make-local-variable 'mode-line-format)
2027 (setq mode-line-format (copy-sequence mode-line-format))
2028 (when (equal (nth 3 mode-line-format) " ")
2029 (setcar (nthcdr 3 mode-line-format) " "))))
2031 ;;; Servers and groups.
2033 (defsubst gnus-server-add-address (method)
2034 (let ((method-name (symbol-name (car method))))
2035 (if (and (memq 'address (assoc method-name gnus-valid-select-methods))
2036 (not (assq (intern (concat method-name "-address")) method))
2037 (memq 'physical-address (assq (car method)
2038 gnus-valid-select-methods)))
2039 (append method (list (list (intern (concat method-name "-address"))
2043 (defsubst gnus-server-get-method (group method)
2044 ;; Input either a server name, and extended server name, or a
2045 ;; select method, and return a select method.
2046 (cond ((stringp method)
2047 (gnus-server-to-method method))
2048 ((equal method gnus-select-method)
2050 ((and (stringp (car method)) group)
2051 (gnus-server-extend-method group method))
2052 ((and method (not group)
2053 (equal (cadr method) ""))
2056 (gnus-server-add-address method))))
2058 (defun gnus-server-to-method (server)
2059 "Map virtual server names to select methods."
2061 ;; Is this a method, perhaps?
2062 (and server (listp server) server)
2063 ;; Perhaps this is the native server?
2064 (and (equal server "native") gnus-select-method)
2065 ;; It should be in the server alist.
2066 (cdr (assoc server gnus-server-alist))
2067 ;; It could be in the predefined server alist.
2068 (cdr (assoc server gnus-predefined-server-alist))
2069 ;; If not, we look through all the opened server
2070 ;; to see whether we can find it there.
2071 (let ((opened gnus-opened-servers))
2073 (not (equal server (format "%s:%s" (caaar opened)
2078 (defmacro gnus-method-equal (ss1 ss2)
2079 "Say whether two servers are equal."
2083 (and (= (length s1) (length s2))
2085 (while (and s1 (member (car s1) s2))
2089 (defun gnus-server-equal (m1 m2)
2090 "Say whether two methods are equal."
2091 (let ((m1 (cond ((null m1) gnus-select-method)
2092 ((stringp m1) (gnus-server-to-method m1))
2094 (m2 (cond ((null m2) gnus-select-method)
2095 ((stringp m2) (gnus-server-to-method m2))
2097 (gnus-method-equal m1 m2)))
2099 (defun gnus-servers-using-backend (backend)
2100 "Return a list of known servers using BACKEND."
2101 (let ((opened gnus-opened-servers)
2104 (when (eq backend (caaar opened))
2105 (push (caar opened) out))
2109 (defun gnus-archive-server-wanted-p ()
2110 "Say whether the user wants to use the archive server."
2112 ((or (not gnus-message-archive-method)
2113 (not gnus-message-archive-group))
2115 ((and gnus-message-archive-method gnus-message-archive-group)
2118 (let ((active (cadr (assq 'nnfolder-active-file
2119 gnus-message-archive-method))))
2121 (file-exists-p active))))))
2123 (defun gnus-group-prefixed-name (group method)
2124 "Return the whole name from GROUP and METHOD."
2125 (and (stringp method) (setq method (gnus-server-to-method method)))
2128 (concat (format "%s" (car method))
2130 (or (assoc (format "%s" (car method))
2131 (gnus-methods-using 'address))
2132 (gnus-server-equal method gnus-message-archive-method))
2134 (not (string= (nth 1 method) "")))
2135 (concat "+" (nth 1 method)))
2138 (defun gnus-group-real-prefix (group)
2139 "Return the prefix of the current group name."
2140 (if (string-match "^[^:]+:" group)
2141 (substring group 0 (match-end 0))
2144 (defun gnus-group-method (group)
2145 "Return the server or method used for selecting GROUP.
2146 You should probably use `gnus-find-method-for-group' instead."
2147 (let ((prefix (gnus-group-real-prefix group)))
2148 (if (equal prefix "")
2150 (let ((servers gnus-opened-servers)
2152 backend possible found)
2153 (if (string-match "^[^\\+]+\\+" prefix)
2154 (setq backend (intern (substring prefix 0 (1- (match-end 0))))
2155 server (substring prefix (match-end 0) (1- (length prefix))))
2156 (setq backend (intern (substring prefix 0 (1- (length prefix))))))
2158 (when (eq (caaar servers) backend)
2159 (setq possible (caar servers))
2160 (when (equal (cadaar servers) server)
2161 (setq found (caar servers))))
2163 (or (car (rassoc found gnus-server-alist))
2165 (car (rassoc possible gnus-server-alist))
2167 (list backend server))))))
2169 (defsubst gnus-secondary-method-p (method)
2170 "Return whether METHOD is a secondary select method."
2171 (let ((methods gnus-secondary-select-methods)
2172 (gmethod (gnus-server-get-method nil method)))
2174 (not (equal (gnus-server-get-method nil (car methods))
2176 (setq methods (cdr methods)))
2179 (defun gnus-group-foreign-p (group)
2180 "Say whether a group is foreign or not."
2181 (and (not (gnus-group-native-p group))
2182 (not (gnus-group-secondary-p group))))
2184 (defun gnus-group-native-p (group)
2185 "Say whether the group is native or not."
2186 (not (string-match ":" group)))
2188 (defun gnus-group-secondary-p (group)
2189 "Say whether the group is secondary or not."
2190 (gnus-secondary-method-p (gnus-find-method-for-group group)))
2192 (defun gnus-group-find-parameter (group &optional symbol)
2193 "Return the group parameters for GROUP.
2194 If SYMBOL, return the value of that symbol in the group parameters."
2196 (set-buffer gnus-group-buffer)
2197 (let ((parameters (funcall gnus-group-get-parameter-function group)))
2199 (gnus-group-parameter-value parameters symbol)
2202 (defun gnus-group-get-parameter (group &optional symbol)
2203 "Return the group parameters for GROUP.
2204 If SYMBOL, return the value of that symbol in the group parameters."
2205 (let ((params (gnus-info-params (gnus-get-info group))))
2207 (gnus-group-parameter-value params symbol)
2210 (defun gnus-group-parameter-value (params symbol)
2211 "Return the value of SYMBOL in group PARAMS."
2212 (or (car (memq symbol params)) ; It's either a simple symbol
2213 (cdr (assq symbol params)))) ; or a cons.
2215 (defun gnus-group-add-parameter (group param)
2216 "Add parameter PARAM to GROUP."
2217 (let ((info (gnus-get-info group)))
2219 () ; This is a dead group. We just ignore it.
2220 ;; Cons the new param to the old one and update.
2221 (gnus-group-set-info (cons param (gnus-info-params info))
2224 (defun gnus-group-set-parameter (group name value)
2225 "Set parameter NAME to VALUE in GROUP."
2226 (let ((info (gnus-get-info group)))
2228 () ; This is a dead group. We just ignore it.
2229 (let ((old-params (gnus-info-params info))
2230 (new-params (list (cons name value))))
2232 (when (or (not (listp (car old-params)))
2233 (not (eq (caar old-params) name)))
2234 (setq new-params (append new-params (list (car old-params)))))
2235 (setq old-params (cdr old-params)))
2236 (gnus-group-set-info new-params group 'params)))))
2238 (defun gnus-group-add-score (group &optional score)
2239 "Add SCORE to the GROUP score.
2240 If SCORE is nil, add 1 to the score of GROUP."
2241 (let ((info (gnus-get-info group)))
2243 (gnus-info-set-score info (+ (gnus-info-score info) (or score 1))))))
2245 ;; Function written by Stainless Steel Rat <ratinox@peorth.gweep.net>
2246 (defun gnus-short-group-name (group &optional levels)
2247 "Collapse GROUP name LEVELS.
2248 Select methods are stripped and any remote host name is stripped down to
2249 just the host name."
2250 (let* ((name "") (foreign "") (depth -1) (skip 1)
2253 (while (string-match "\\." group skip)
2254 (setq skip (match-end 0)
2257 ;; separate foreign select method from group name and collapse.
2258 ;; if method contains a server, collapse to non-domain server name,
2259 ;; otherwise collapse to select method
2260 (when (string-match ":" group)
2261 (cond ((string-match "+" group)
2262 (let* ((plus (string-match "+" group))
2263 (colon (string-match ":" group (or plus 0)))
2264 (dot (string-match "\\." group)))
2265 (setq foreign (concat
2266 (substring group (+ 1 plus)
2267 (cond ((null dot) colon)
2268 ((< colon dot) colon)
2269 ((< dot colon) dot)))
2271 group (substring group (+ 1 colon)))))
2273 (let* ((colon (string-match ":" group)))
2274 (setq foreign (concat (substring group 0 (+ 1 colon)))
2275 group (substring group (+ 1 colon)))))))
2276 ;; collapse group name leaving LEVELS uncollapsed elements
2278 (if (and (string-match "\\." group) (> levels 0))
2279 (setq name (concat name (substring group 0 1))
2280 group (substring group (match-end 0))
2282 name (concat name "."))
2283 (setq name (concat foreign name group)
2289 ;;; Kill file handling.
2292 (defun gnus-apply-kill-file ()
2293 "Apply a kill file to the current newsgroup.
2294 Returns the number of articles marked as read."
2295 (if (or (file-exists-p (gnus-newsgroup-kill-file nil))
2296 (file-exists-p (gnus-newsgroup-kill-file gnus-newsgroup-name)))
2297 (gnus-apply-kill-file-internal)
2300 (defun gnus-kill-save-kill-buffer ()
2301 (let ((file (gnus-newsgroup-kill-file gnus-newsgroup-name)))
2302 (when (get-file-buffer file)
2304 (set-buffer (get-file-buffer file))
2305 (when (buffer-modified-p)
2307 (kill-buffer (current-buffer))))))
2309 (defcustom gnus-kill-file-name "KILL"
2310 "Suffix of the kill files."
2311 :group 'gnus-score-kill
2312 :group 'gnus-score-files
2315 (defun gnus-newsgroup-kill-file (newsgroup)
2316 "Return the name of a kill file name for NEWSGROUP.
2317 If NEWSGROUP is nil, return the global kill file name instead."
2319 ;; The global KILL file is placed at top of the directory.
2320 ((or (null newsgroup)
2321 (string-equal newsgroup ""))
2322 (expand-file-name gnus-kill-file-name
2323 gnus-kill-files-directory))
2324 ;; Append ".KILL" to newsgroup name.
2325 ((gnus-use-long-file-name 'not-kill)
2326 (expand-file-name (concat (gnus-newsgroup-savable-name newsgroup)
2327 "." gnus-kill-file-name)
2328 gnus-kill-files-directory))
2329 ;; Place "KILL" under the hierarchical directory.
2331 (expand-file-name (concat (gnus-newsgroup-directory-form newsgroup)
2332 "/" gnus-kill-file-name)
2333 gnus-kill-files-directory))))
2337 (defun gnus-member-of-valid (symbol group)
2338 "Find out if GROUP has SYMBOL as part of its \"valid\" spec."
2340 (symbol-name (car (gnus-find-method-for-group group)))
2341 gnus-valid-select-methods)))
2343 (defun gnus-method-option-p (method option)
2344 "Return non-nil if select METHOD has OPTION as a parameter."
2345 (when (stringp method)
2346 (setq method (gnus-server-to-method method)))
2347 (memq option (assoc (format "%s" (car method))
2348 gnus-valid-select-methods)))
2350 (defun gnus-server-extend-method (group method)
2351 ;; This function "extends" a virtual server. If the server is
2352 ;; "hello", and the select method is ("hello" (my-var "something"))
2353 ;; in the group "alt.alt", this will result in a new virtual server
2354 ;; called "hello+alt.alt".
2355 (if (or (not (gnus-similar-server-opened method))
2356 (not (cddr method)))
2358 `(,(car method) ,(concat (cadr method) "+" group)
2359 (,(intern (format "%s-address" (car method))) ,(cadr method))
2362 (defun gnus-similar-server-opened (method)
2363 (let ((opened gnus-opened-servers))
2364 (while (and method opened)
2365 (when (and (equal (cadr method) (cadaar opened))
2366 (not (equal method (caar opened))))
2371 (defun gnus-server-status (method)
2372 "Return the status of METHOD."
2373 (nth 1 (assoc method gnus-opened-servers)))
2375 (defun gnus-group-name-to-method (group)
2376 "Guess a select method based on GROUP."
2377 (if (string-match ":" group)
2378 (let ((server (substring group 0 (match-beginning 0))))
2379 (if (string-match "\\+" server)
2380 (list (intern (substring server 0 (match-beginning 0)))
2381 (substring server (match-end 0)))
2382 (list (intern server) "")))
2383 gnus-select-method))
2385 (defun gnus-find-method-for-group (group &optional info)
2386 "Find the select method that GROUP uses."
2387 (or gnus-override-method
2390 (let ((info (or info (gnus-get-info group)))
2393 (not (setq method (gnus-info-method info)))
2394 (equal method "native"))
2397 (cond ((stringp method)
2398 (gnus-server-to-method method))
2399 ((stringp (cadr method))
2400 (gnus-server-extend-method group method))
2403 (cond ((equal (cadr method) "")
2405 ((null (cadr method))
2406 (list (car method) ""))
2408 (gnus-server-add-address method)))))))
2410 (defun gnus-check-backend-function (func group)
2411 "Check whether GROUP supports function FUNC.
2412 GROUP can either be a string (a group name) or a select method."
2414 (let ((method (if (stringp group)
2415 (car (gnus-find-method-for-group group))
2417 (unless (featurep method)
2419 (fboundp (intern (format "%s-%s" method func))))))
2421 (defun gnus-methods-using (feature)
2422 "Find all methods that have FEATURE."
2423 (let ((valids gnus-valid-select-methods)
2426 (when (memq feature (car valids))
2427 (push (car valids) outs))
2428 (setq valids (cdr valids)))
2431 (defun gnus-read-group (prompt &optional default)
2432 "Prompt the user for a group name.
2433 Disallow illegal group names."
2439 (setq group (read-string (concat prefix prompt)
2440 (cons (or default "") 0)
2441 'gnus-group-history)))
2442 (setq prefix (format "Illegal group name: \"%s\". " group)
2446 (defun gnus-read-method (prompt)
2447 "Prompt the user for a method.
2448 Allow completion over sensible values."
2451 prompt (append gnus-valid-select-methods gnus-predefined-server-alist
2453 nil t nil 'gnus-method-history)))
2456 (setq method gnus-select-method))
2457 ((assoc method gnus-valid-select-methods)
2458 (list (intern method)
2459 (if (memq 'prompt-address
2460 (assoc method gnus-valid-select-methods))
2461 (read-string "Address: ")
2463 ((assoc method gnus-server-alist)
2466 (list (intern method) "")))))
2468 ;;; User-level commands.
2471 (defun gnus-slave-no-server (&optional arg)
2472 "Read network news as a slave, without connecting to local server"
2474 (gnus-no-server arg t))
2477 (defun gnus-no-server (&optional arg slave)
2479 If ARG is a positive number, Gnus will use that as the
2480 startup level. If ARG is nil, Gnus will be started at level 2.
2481 If ARG is non-nil and not a positive number, Gnus will
2482 prompt the user for the name of an NNTP server to use.
2483 As opposed to `gnus', this command will not connect to the local server."
2485 (gnus-no-server-1 arg slave))
2488 (defun gnus-slave (&optional arg)
2489 "Read news as a slave."
2491 (gnus arg nil 'slave))
2494 (defun gnus-other-frame (&optional arg)
2495 "Pop up a frame to read news."
2497 (let ((window (get-buffer-window gnus-group-buffer)))
2499 (select-frame (window-frame window)))
2500 ((= (length (frame-list)) 1)
2501 (select-frame (make-frame)))
2507 (defun gnus (&optional arg dont-connect slave)
2509 If ARG is non-nil and a positive number, Gnus will use that as the
2510 startup level. If ARG is non-nil and not a positive number, Gnus will
2511 prompt the user for the name of an NNTP server to use."
2513 (gnus-1 arg dont-connect slave))
2515 ;; Allow redefinition of Gnus functions.
2521 ;;; gnus.el ends here