1 ;;; gnus-start.el --- startup functions for Gnus
2 ;; Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
3 ;; Free Software Foundation, Inc.
5 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
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.
35 (autoload 'message-make-date
"message")
36 (autoload 'gnus-agent-read-servers-validate
"gnus-agent")
37 (autoload 'gnus-agent-save-local
"gnus-agent")
38 (autoload 'gnus-agent-possibly-alter-active
"gnus-agent")
43 (defvar gnus-agent-covered-methods nil
)
44 (defvar gnus-agent-file-loading-local nil
)
45 (defvar gnus-agent-file-loading-cache nil
))
47 (defcustom gnus-startup-file
(nnheader-concat gnus-home-directory
".newsrc")
49 `.newsrc-SERVER' will be used instead if that exists."
53 (defcustom gnus-backup-startup-file
'never
54 "Whether to create backup files.
55 This variable takes the same values as the `version-control'
59 :type
'(choice (const :tag
"Never" never
)
60 (const :tag
"If existing" nil
)
61 (other :tag
"Always" t
)))
63 (defcustom gnus-save-startup-file-via-temp-buffer t
64 "Whether to write the startup file contents to a buffer then save
65 the buffer or write directly to the file. The buffer is faster
66 because all of the contents are written at once. The direct write
67 uses considerably less memory."
70 :type
'(choice (const :tag
"Write via buffer" t
)
71 (const :tag
"Write directly to file" nil
)))
73 (defcustom gnus-init-file
(nnheader-concat gnus-home-directory
".gnus")
74 "Your Gnus Emacs-Lisp startup file name.
75 If a file with the `.el' or `.elc' suffixes exists, it will be read instead."
79 (defcustom gnus-site-init-file
81 (concat (file-name-directory
82 (directory-file-name installation-directory
))
83 "site-lisp/gnus-init")
85 "The site-wide Gnus Emacs-Lisp startup file name, or nil if none.
86 If a file with the `.el' or `.elc' suffixes exists, it will be read instead."
88 :type
'(choice file
(const nil
)))
90 (defcustom gnus-default-subscribed-newsgroups nil
91 "List of newsgroups to subscribe, when a user runs Gnus the first time.
92 The value should be a list of strings.
93 If it is t, Gnus will not do anything special the first time it is
94 started; it'll just use the normal newsgroups subscription methods."
96 :type
'(choice (repeat string
) (const :tag
"Nothing special" t
)))
98 (defcustom gnus-use-dribble-file t
99 "*Non-nil means that Gnus will use a dribble file to store user updates.
100 If Emacs should crash without saving the .newsrc files, complete
101 information can be restored from the dribble file."
102 :group
'gnus-dribble-file
105 (defcustom gnus-dribble-directory nil
106 "*The directory where dribble files will be saved.
107 If this variable is nil, the directory where the .newsrc files are
109 :group
'gnus-dribble-file
110 :type
'(choice directory
(const nil
)))
112 (defcustom gnus-check-new-newsgroups
'ask-server
113 "*Non-nil means that Gnus will run `gnus-find-new-newsgroups' at startup.
114 This normally finds new newsgroups by comparing the active groups the
115 servers have already reported with those Gnus already knows, either alive
118 When any of the following are true, `gnus-find-new-newsgroups' will instead
119 ask the servers (primary, secondary, and archive servers) to list new
120 groups since the last time it checked:
121 1. This variable is `ask-server'.
122 2. This variable is a list of select methods (see below).
123 3. `gnus-read-active-file' is nil or `some'.
124 4. A prefix argument is given to `gnus-find-new-newsgroups' interactively.
126 Thus, if this variable is `ask-server' or a list of select methods or
127 `gnus-read-active-file' is nil or `some', then the killed list is no
128 longer necessary, so you could safely set `gnus-save-killed-list' to nil.
130 This variable can be a list of select methods which Gnus will query with
131 the `ask-server' method in addition to the primary, secondary, and archive
135 (setq gnus-check-new-newsgroups
136 '((nntp \"some.server\") (nntp \"other.server\")))
138 If this variable is nil, then you have to tell Gnus explicitly to
139 check for new newsgroups with \\<gnus-group-mode-map>\\[gnus-find-new-newsgroups]."
141 :type
'(choice (const :tag
"no" nil
)
142 (const :tag
"by brute force" t
)
143 (const :tag
"ask servers" ask-server
)
144 (repeat :menu-tag
"ask additional servers"
145 :tag
"ask additional servers"
147 (sexp :format
"%v"))))
149 (defcustom gnus-check-bogus-newsgroups nil
150 "*Non-nil means that Gnus will check and remove bogus newsgroup at startup.
151 If this variable is nil, then you have to tell Gnus explicitly to
152 check for bogus newsgroups with \\<gnus-group-mode-map>\\[gnus-group-check-bogus-groups]."
153 :group
'gnus-start-server
156 (defcustom gnus-read-active-file
'some
157 "*Non-nil means that Gnus will read the entire active file at startup.
158 If this variable is nil, Gnus will only know about the groups in your
161 If this variable is `some', Gnus will try to only read the relevant
162 parts of the active file from the server. Not all servers support
163 this, and it might be quite slow with other servers, but this should
164 generally be faster than both the t and nil value.
166 If you set this variable to nil or `some', you probably still want to
167 be told about new newsgroups that arrive. To do that, set
168 `gnus-check-new-newsgroups' to `ask-server'. This may not work
169 properly with all servers."
170 :group
'gnus-start-server
171 :type
'(choice (const nil
)
175 (defconst gnus-level-subscribed
5
176 "Groups with levels less than or equal to this variable are subscribed.")
178 (defconst gnus-level-unsubscribed
7
179 "Groups with levels less than or equal to this variable are unsubscribed.
180 Groups with levels less than `gnus-level-subscribed', which should be
181 less than this variable, are subscribed.")
183 (defconst gnus-level-zombie
8
184 "Groups with this level are zombie groups.")
186 (defconst gnus-level-killed
9
187 "Groups with this level are killed.")
189 (defcustom gnus-level-default-subscribed
3
190 "*New subscribed groups will be subscribed at this level."
191 :group
'gnus-group-levels
194 (defcustom gnus-level-default-unsubscribed
6
195 "*New unsubscribed groups will be unsubscribed at this level."
196 :group
'gnus-group-levels
199 (defcustom gnus-activate-level
(1+ gnus-level-subscribed
)
200 "*Groups higher than this level won't be activated on startup.
201 Setting this variable to something low might save lots of time when
202 you have many groups that you aren't interested in."
203 :group
'gnus-group-levels
206 (defcustom gnus-activate-foreign-newsgroups
4
207 "*If nil, Gnus will not check foreign newsgroups at startup.
208 If it is non-nil, it should be a number between one and nine. Foreign
209 newsgroups that have a level lower or equal to this number will be
210 activated on startup. For instance, if you want to active all
211 subscribed newsgroups, but not the rest, you'd set this variable to
212 `gnus-level-subscribed'.
214 If you subscribe to lots of newsgroups from different servers, startup
215 might take a while. By setting this variable to nil, you'll save time,
216 but you won't be told how many unread articles there are in the
218 :group
'gnus-group-levels
219 :type
'(choice integer
220 (const :tag
"none" nil
)))
222 (defcustom gnus-read-newsrc-file t
223 "*Non-nil means that Gnus will read the `.newsrc' file.
224 Gnus always reads its own startup file, which is called
225 \".newsrc.eld\". The file called \".newsrc\" is in a format that can
226 be readily understood by other newsreaders. If you don't plan on
227 using other newsreaders, set this variable to nil to save some time on
233 (defcustom gnus-save-newsrc-file t
234 "*Non-nil means that Gnus will save the `.newsrc' file.
235 Gnus always saves its own startup file, which is called
236 \".newsrc.eld\". The file called \".newsrc\" is in a format that can
237 be readily understood by other newsreaders. If you don't plan on
238 using other newsreaders, set this variable to nil to save some time on
243 (defcustom gnus-save-killed-list t
244 "*If non-nil, save the list of killed groups to the startup file.
245 If you set this variable to nil, you'll save both time (when starting
246 and quitting) and space (both memory and disk), but it will also mean
247 that Gnus has no record of which groups are new and which are old, so
248 the automatic new newsgroups subscription methods become meaningless.
250 You should always set `gnus-check-new-newsgroups' to `ask-server' or
251 nil if you set this variable to nil.
253 This variable can also be a regexp. In that case, all groups that do
254 not match this regexp will be removed before saving the list."
256 :type
'(radio (sexp :format
"Non-nil\n"
257 :match
(lambda (widget value
)
258 (and value
(not (stringp value
))))
261 (regexp :format
"%t: %v\n" :size
0)))
263 (defcustom gnus-ignored-newsgroups
265 '("^to\\." ; not "real" groups
266 "^[0-9. \t]+\\( \\|$\\)" ; all digits in name
267 "^[\"][]\"[#'()]" ; bogus characters
270 "*A regexp to match uninteresting newsgroups in the active file.
271 Any lines in the active file matching this regular expression are
272 removed from the newsgroup list before anything else is done to it,
273 thus making them effectively non-existent."
274 :group
'gnus-group-new
277 (defcustom gnus-subscribe-newsgroup-method
'gnus-subscribe-zombies
278 "*Function(s) called with a group name when new group is detected.
279 A few pre-made functions are supplied: `gnus-subscribe-randomly'
280 inserts new groups at the beginning of the list of groups;
281 `gnus-subscribe-alphabetically' inserts new groups in strict
282 alphabetic order; `gnus-subscribe-hierarchically' inserts new groups
283 in hierarchical newsgroup order; `gnus-subscribe-interactively' asks
284 for your decision; `gnus-subscribe-killed' kills all new groups;
285 `gnus-subscribe-zombies' will make all new groups into zombies;
286 `gnus-subscribe-topics' will enter groups into the topics that
288 :group
'gnus-group-new
289 :type
'(radio (function-item gnus-subscribe-randomly
)
290 (function-item gnus-subscribe-alphabetically
)
291 (function-item gnus-subscribe-hierarchically
)
292 (function-item gnus-subscribe-interactively
)
293 (function-item gnus-subscribe-killed
)
294 (function-item gnus-subscribe-zombies
)
295 (function-item gnus-subscribe-topics
)
299 (defcustom gnus-subscribe-newsgroup-hooks nil
300 "*Hooks run after you subscribe to a new group.
301 The hooks will be called with new group's name as argument."
302 :group
'gnus-group-new
305 (defcustom gnus-subscribe-options-newsgroup-method
306 'gnus-subscribe-alphabetically
307 "*Function(s) called to subscribe newsgroups mentioned on \"options -n\" lines.
308 If, for instance, you want to subscribe to all newsgroups in the
309 \"no\" and \"alt\" hierarchies, you'd put the following in your
312 options -n no.all alt.all
314 Gnus will the subscribe all new newsgroups in these hierarchies with
315 the subscription method in this variable."
316 :group
'gnus-group-new
317 :type
'(radio (function-item gnus-subscribe-randomly
)
318 (function-item gnus-subscribe-alphabetically
)
319 (function-item gnus-subscribe-hierarchically
)
320 (function-item gnus-subscribe-interactively
)
321 (function-item gnus-subscribe-killed
)
322 (function-item gnus-subscribe-zombies
)
323 (function-item gnus-subscribe-topics
)
327 (defcustom gnus-subscribe-hierarchical-interactive nil
328 "*If non-nil, Gnus will offer to subscribe hierarchically.
329 When a new hierarchy appears, Gnus will ask the user:
331 'alt.binaries': Do you want to subscribe to this hierarchy? ([d]ys):
333 If the user pressed `d', Gnus will descend the hierarchy, `y' will
334 subscribe to all newsgroups in the hierarchy and `s' will skip this
335 hierarchy in its entirety."
336 :group
'gnus-group-new
339 (defcustom gnus-auto-subscribed-groups
340 "^nnml\\|^nnfolder\\|^nnmbox\\|^nnmh\\|^nnbabyl\\|^nnmaildir"
341 "*All new groups that match this regexp will be subscribed automatically.
342 Note that this variable only deals with new groups. It has no effect
343 whatsoever on old groups.
345 New groups that match this regexp will not be handled by
346 `gnus-subscribe-newsgroup-method'. Instead, they will
347 be subscribed using `gnus-subscribe-options-newsgroup-method'."
348 :group
'gnus-group-new
351 (defcustom gnus-options-subscribe nil
352 "*All new groups matching this regexp will be subscribed unconditionally.
353 Note that this variable deals only with new newsgroups. This variable
354 does not affect old newsgroups.
356 New groups that match this regexp will not be handled by
357 `gnus-subscribe-newsgroup-method'. Instead, they will
358 be subscribed using `gnus-subscribe-options-newsgroup-method'."
359 :group
'gnus-group-new
360 :type
'(choice regexp
361 (const :tag
"none" nil
)))
363 (defcustom gnus-options-not-subscribe nil
364 "*All new groups matching this regexp will be ignored.
365 Note that this variable deals only with new newsgroups. This variable
366 does not affect old (already subscribed) newsgroups."
367 :group
'gnus-group-new
368 :type
'(choice regexp
369 (const :tag
"none" nil
)))
371 (defcustom gnus-modtime-botch nil
372 "*Non-nil means .newsrc should be deleted prior to save.
373 Its use is due to the bogus appearance that .newsrc was modified on
378 (defcustom gnus-check-bogus-groups-hook nil
379 "A hook run after removing bogus groups."
380 :group
'gnus-start-server
383 (defcustom gnus-startup-hook nil
384 "A hook called at startup.
385 This hook is called after Gnus is connected to the NNTP server."
389 (defcustom gnus-before-startup-hook nil
390 "A hook called at before startup.
391 This hook is called as the first thing when Gnus is started."
395 (defcustom gnus-started-hook nil
396 "A hook called as the last thing after startup."
400 (defcustom gnus-setup-news-hook
401 '(gnus-fixup-nnimap-unread-after-getting-new-news)
402 "A hook after reading the .newsrc file, but before generating the buffer."
406 (defcustom gnus-get-top-new-news-hook nil
407 "A hook run just before Gnus checks for new news globally."
408 :group
'gnus-group-new
411 (defcustom gnus-get-new-news-hook nil
412 "A hook run just before Gnus checks for new news."
413 :group
'gnus-group-new
416 (defcustom gnus-after-getting-new-news-hook
417 '(gnus-display-time-event-handler
418 gnus-fixup-nnimap-unread-after-getting-new-news
)
419 "*A hook run after Gnus checks for new news when Gnus is already running."
420 :group
'gnus-group-new
423 (defcustom gnus-read-newsrc-el-hook nil
424 "A hook called after reading the newsrc.eld? file."
428 (defcustom gnus-save-newsrc-hook nil
429 "A hook called before saving any of the newsrc files."
433 (defcustom gnus-save-quick-newsrc-hook nil
434 "A hook called just before saving the quick newsrc file.
435 Can be used to turn version control on or off."
439 (defcustom gnus-save-standard-newsrc-hook nil
440 "A hook called just before saving the standard newsrc file.
441 Can be used to turn version control on or off."
445 (defcustom gnus-group-mode-hook nil
446 "Hook for Gnus group mode."
447 :group
'gnus-group-various
448 :options
'(gnus-topic-mode)
451 (defcustom gnus-always-read-dribble-file nil
452 "Unconditionally read the dribble file."
456 ;;; Internal variables
458 (defvar gnus-ding-file-coding-system mm-universal-coding-system
459 "Coding system for ding file.")
461 (defvar gnus-newsrc-file-version nil
)
462 (defvar gnus-override-subscribe-method nil
)
463 (defvar gnus-dribble-buffer nil
)
464 (defvar gnus-newsrc-options nil
465 "Options line in the .newsrc file.")
467 (defvar gnus-newsrc-options-n nil
468 "List of regexps representing groups to be subscribed/ignored unconditionally.")
470 (defvar gnus-newsrc-last-checked-date nil
471 "Date Gnus last asked server for new newsgroups.")
473 (defvar gnus-current-startup-file nil
474 "Startup file for the current host.")
476 ;; Byte-compiler warning.
477 (defvar gnus-group-line-format
)
479 ;; Suggested by Brian Edmonds <edmonds@cs.ubc.ca>.
480 (defvar gnus-init-inhibit nil
)
481 (defun gnus-read-init-file (&optional inhibit-next
)
482 ;; Don't load .gnus if the -q option was used.
484 (if gnus-init-inhibit
485 (setq gnus-init-inhibit nil
)
486 (setq gnus-init-inhibit inhibit-next
)
487 (dolist (file (list gnus-site-init-file gnus-init-file
))
489 (locate-library file
))
490 (if (or debug-on-error debug-on-quit
)
495 (error "Error in %s: %s" file
(cadr var
))))))))))
497 ;; For subscribing new newsgroup
499 (defun gnus-subscribe-hierarchical-interactive (groups)
500 (let ((groups (sort groups
'string
<))
501 prefixes prefix start ans group starts
)
503 (setq prefixes
(list "^"))
504 (while (and groups prefixes
)
505 (while (not (string-match (car prefixes
) (car groups
)))
506 (setq prefixes
(cdr prefixes
)))
507 (setq prefix
(car prefixes
))
508 (setq start
(1- (length prefix
)))
509 (if (and (string-match "[^\\.]\\." (car groups
) start
)
512 (concat "^" (substring (car groups
) 0 (match-end 0))))
513 (string-match prefix
(cadr groups
)))
515 (push prefix prefixes
)
516 (message "Descend hierarchy %s? ([y]nsq): "
517 (substring prefix
1 (1- (length prefix
))))
518 (while (not (memq (setq ans
(read-char-exclusive))
519 '(?y ?
\n ?
\r ?n ?s ?q
)))
521 (message "Descend hierarchy %s? ([y]nsq): "
522 (substring prefix
1 (1- (length prefix
)))))
526 (setq group
(car groups
))))
527 (push group gnus-killed-list
)
528 (gnus-sethash group group gnus-killed-hashtb
)
529 (setq groups
(cdr groups
)))
530 (setq starts
(cdr starts
)))
534 (setq group
(car groups
))))
535 (gnus-sethash group group gnus-killed-hashtb
)
536 (gnus-subscribe-alphabetically (car groups
))
537 (setq groups
(cdr groups
)))
538 (setq starts
(cdr starts
)))
541 (setq group
(car groups
))
542 (push group gnus-killed-list
)
543 (gnus-sethash group group gnus-killed-hashtb
)
544 (setq groups
(cdr groups
))))
546 (message "Subscribe %s? ([n]yq)" (car groups
))
547 (while (not (memq (setq ans
(read-char-exclusive))
548 '(?y ?
\n ?
\r ?q ?n
)))
550 (message "Subscribe %s? ([n]yq)" (car groups
)))
551 (setq group
(car groups
))
553 (gnus-subscribe-alphabetically (car groups
))
554 (gnus-sethash group group gnus-killed-hashtb
))
557 (setq group
(car groups
))
558 (push group gnus-killed-list
)
559 (gnus-sethash group group gnus-killed-hashtb
)
560 (setq groups
(cdr groups
))))
562 (push group gnus-killed-list
)
563 (gnus-sethash group group gnus-killed-hashtb
)))
564 (setq groups
(cdr groups
)))))))
566 (defun gnus-subscribe-randomly (newsgroup)
567 "Subscribe new NEWSGROUP by making it the first newsgroup."
568 (gnus-subscribe-newsgroup newsgroup
))
570 (defun gnus-subscribe-alphabetically (newgroup)
571 "Subscribe new NEWGROUP and insert it in alphabetical order."
572 (let ((groups (cdr gnus-newsrc-alist
))
574 (while (and (not before
) groups
)
575 (if (string< newgroup
(caar groups
))
576 (setq before
(caar groups
))
577 (setq groups
(cdr groups
))))
578 (gnus-subscribe-newsgroup newgroup before
)))
580 (defun gnus-subscribe-hierarchically (newgroup)
581 "Subscribe new NEWGROUP and insert it in hierarchical newsgroup order."
582 ;; Basic ideas by mike-w@cs.aukuni.ac.nz (Mike Williams)
584 (set-buffer (nnheader-find-file-noselect gnus-current-startup-file
))
586 (let ((groupkey newgroup
) before
)
587 (while (and (not before
) groupkey
)
588 (goto-char (point-min))
590 (concat "^\\(" (regexp-quote groupkey
) ".*\\)[!:]")))
591 (while (and (re-search-forward groupkey-re nil t
)
593 (setq before
(match-string 1))
594 (string< before newgroup
)))))
595 ;; Remove tail of newsgroup name (eg. a.b.c -> a.b)
597 (when (string-match "^\\(.*\\)\\.[^.]+$" groupkey
)
598 (substring groupkey
(match-beginning 1) (match-end 1)))))
599 (gnus-subscribe-newsgroup newgroup before
))
600 (kill-buffer (current-buffer)))))
602 (defun gnus-subscribe-interactively (group)
603 "Subscribe the new GROUP interactively.
604 It is inserted in hierarchical newsgroup order if subscribed. If not,
606 (if (gnus-y-or-n-p (format "Subscribe new newsgroup: %s " group
))
607 (gnus-subscribe-hierarchically group
)
608 (push group gnus-killed-list
)))
610 (defun gnus-subscribe-zombies (group)
611 "Make the new GROUP into a zombie group."
612 (push group gnus-zombie-list
))
614 (defun gnus-subscribe-killed (group)
615 "Make the new GROUP a killed group."
616 (push group gnus-killed-list
))
618 (defun gnus-subscribe-newsgroup (newsgroup &optional next
)
619 "Subscribe new NEWSGROUP.
620 If NEXT is non-nil, it is inserted before NEXT. Otherwise it is made
621 the first newsgroup."
623 (goto-char (point-min))
624 ;; We subscribe the group by changing its level to `subscribed'.
625 (gnus-group-change-level
626 newsgroup gnus-level-default-subscribed
627 gnus-level-killed
(gnus-gethash (or next
"dummy.group")
629 (gnus-message 5 "Subscribe newsgroup: %s" newsgroup
)
630 (run-hook-with-args 'gnus-subscribe-newsgroup-hooks newsgroup
)
633 (defun gnus-read-active-file-p ()
634 "Say whether the active file has been read from `gnus-select-method'."
635 (memq gnus-select-method gnus-have-read-active-file
))
637 ;;; General various misc type functions.
639 ;; Silence byte-compiler.
641 (defvar gnus-current-headers
)
642 (defvar gnus-thread-indent-array
)
643 (defvar gnus-newsgroup-name
)
644 (defvar gnus-newsgroup-headers
)
645 (defvar gnus-group-list-mode
)
646 (defvar gnus-group-mark-positions
)
647 (defvar gnus-newsgroup-data
)
648 (defvar gnus-newsgroup-unreads
)
649 (defvar nnoo-state-alist
)
650 (defvar gnus-current-select-method
)
651 (defvar mail-sources
)
652 (defvar nnmail-scan-directory-mail-source-once
)
653 (defvar nnmail-split-history
)
654 (defvar nnmail-spool-file
))
656 (defun gnus-close-all-servers ()
659 (dolist (server gnus-opened-servers
)
660 (gnus-close-server (car server
))))
662 (defun gnus-clear-system ()
663 "Clear all variables and buffers."
664 ;; Clear Gnus variables.
665 (let ((variables (remove 'gnus-format-specs gnus-variable-list
)))
667 (set (car variables
) nil
)
668 (setq variables
(cdr variables
))))
669 ;; Clear other internal variables.
670 (setq gnus-list-of-killed-groups nil
671 gnus-have-read-active-file nil
672 gnus-agent-covered-methods nil
673 gnus-agent-file-loading-local nil
674 gnus-agent-file-loading-cache nil
675 gnus-server-method-cache nil
676 gnus-newsrc-alist nil
677 gnus-newsrc-hashtb nil
680 gnus-killed-hashtb nil
681 gnus-active-hashtb nil
682 gnus-moderated-hashtb nil
683 gnus-description-hashtb nil
684 gnus-current-headers nil
685 gnus-thread-indent-array nil
686 gnus-newsgroup-headers nil
687 gnus-newsgroup-name nil
688 gnus-server-alist nil
689 gnus-group-list-mode nil
690 gnus-opened-servers nil
691 gnus-group-mark-positions nil
692 gnus-newsgroup-data nil
693 gnus-newsgroup-unreads nil
695 gnus-current-select-method nil
696 nnmail-split-history nil
697 gnus-ephemeral-servers nil
)
698 (gnus-shutdown 'gnus
)
699 ;; Kill the startup file.
700 (and gnus-current-startup-file
701 (get-file-buffer gnus-current-startup-file
)
702 (kill-buffer (get-file-buffer gnus-current-startup-file
)))
703 ;; Clear the dribble buffer.
705 ;; Kill global KILL file buffer.
706 (when (get-file-buffer (gnus-newsgroup-kill-file nil
))
707 (kill-buffer (get-file-buffer (gnus-newsgroup-kill-file nil
))))
708 (gnus-kill-buffer nntp-server-buffer
)
709 ;; Kill Gnus buffers.
710 (dolist (buffer (gnus-buffers))
711 (gnus-kill-buffer buffer
))
712 ;; Remove Gnus frames.
713 (gnus-kill-gnus-frames))
715 (defun gnus-no-server-1 (&optional arg slave
)
717 If ARG is a positive number, Gnus will use that as the
718 startup level. If ARG is nil, Gnus will be started at level 2.
719 If ARG is non-nil and not a positive number, Gnus will
720 prompt the user for the name of an NNTP server to use.
721 As opposed to `gnus', this command will not connect to the local server."
723 (let ((val (or arg
(1- gnus-level-default-subscribed
))))
725 (make-local-variable 'gnus-group-use-permanent-levels
)
726 (setq gnus-group-use-permanent-levels val
)))
728 (defun gnus-1 (&optional arg dont-connect slave
)
730 If ARG is non-nil and a positive number, Gnus will use that as the
731 startup level. If ARG is non-nil and not a positive number, Gnus will
732 prompt the user for the name of an NNTP server to use."
737 (switch-to-buffer gnus-group-buffer
)
738 (gnus-group-get-new-news
741 (max (car gnus-group-list-mode
) arg
))))
745 (gnus-run-hooks 'gnus-before-startup-hook
)
746 (nnheader-init-server-buffer)
747 (setq gnus-slave slave
)
748 (gnus-read-init-file)
752 (when gnus-simple-splash
753 (setq gnus-simple-splash nil
)
758 (= (frame-height) (1+ (window-height))))
761 (let ((level (and (numberp arg
) (> arg
0) arg
))
767 (gnus-start-news-server (and arg
(not level
))))))
768 (if (and (not dont-connect
)
771 (gnus-run-hooks 'gnus-startup-hook
)
772 ;; NNTP server is successfully open.
774 ;; Find the current startup file name.
775 (setq gnus-current-startup-file
776 (gnus-make-newsrc-file gnus-startup-file
))
778 ;; Read the dribble file.
779 (when (or gnus-slave gnus-use-dribble-file
)
780 (gnus-dribble-read-file))
782 ;; Allow using GroupLens predictions.
783 (when gnus-use-grouplens
785 (add-hook 'gnus-summary-mode-hook
'gnus-grouplens-mode
))
787 ;; Do the actual startup.
789 (gnus-request-create-group "queue" '(nndraft "")))
790 (gnus-request-create-group "drafts" '(nndraft ""))
791 (gnus-setup-news nil level dont-connect
)
792 (gnus-run-hooks 'gnus-setup-news-hook
)
793 (gnus-start-draft-setup)
794 ;; Generate the group buffer.
795 (gnus-group-list-groups level
)
796 (gnus-group-first-unread-group)
797 (gnus-configure-windows 'group
)
798 (gnus-group-set-mode-line)
799 (gnus-run-hooks 'gnus-started-hook
))))))
801 (defun gnus-start-draft-setup ()
802 "Make sure the draft group exists."
803 (gnus-request-create-group "drafts" '(nndraft ""))
804 (unless (gnus-gethash "nndraft:drafts" gnus-newsrc-hashtb
)
805 (let ((gnus-level-default-subscribed 1))
806 (gnus-subscribe-group "nndraft:drafts" nil
'(nndraft "")))
807 (gnus-group-set-parameter
808 "nndraft:drafts" 'gnus-dummy
'((gnus-draft-mode)))))
815 (defvar gnus-dribble-ignore nil
)
816 (defvar gnus-dribble-eval-file nil
)
818 (defun gnus-dribble-file-name ()
819 "Return the dribble file for the current .newsrc."
821 (if gnus-dribble-directory
822 (concat (file-name-as-directory gnus-dribble-directory
)
823 (file-name-nondirectory gnus-current-startup-file
))
824 gnus-current-startup-file
)
827 (defun gnus-dribble-enter (string)
828 "Enter STRING into the dribble buffer."
829 (when (and (not gnus-dribble-ignore
)
831 (buffer-name gnus-dribble-buffer
))
832 (let ((obuf (current-buffer)))
833 (set-buffer gnus-dribble-buffer
)
834 (goto-char (point-max))
836 ;; This has been commented by Josh Huber <huber@alum.wpi.edu>
837 ;; It causes problems with both XEmacs and Emacs 21, and doesn't
838 ;; seem to be of much value. (FIXME: remove this after we make sure
840 ;; (set-window-point (get-buffer-window (current-buffer)) (point-max))
841 (bury-buffer gnus-dribble-buffer
)
843 (set-buffer gnus-group-buffer
)
844 (gnus-group-set-mode-line))
847 (defun gnus-dribble-touch ()
848 "Touch the dribble buffer."
849 (gnus-dribble-enter ""))
851 (defun gnus-dribble-read-file ()
852 "Read the dribble file from disk."
853 (let ((dribble-file (gnus-dribble-file-name)))
855 (set-buffer (setq gnus-dribble-buffer
856 (gnus-get-buffer-create
857 (file-name-nondirectory dribble-file
))))
859 (setq buffer-file-name dribble-file
)
861 (buffer-disable-undo)
862 (bury-buffer (current-buffer))
863 (set-buffer-modified-p nil
)
864 (let ((auto (make-auto-save-file-name))
865 (gnus-dribble-ignore t
)
868 (when (or (file-exists-p auto
) (file-exists-p dribble-file
))
869 ;; Load whichever file is newest -- the auto save file
870 ;; or the "real" file.
871 (if (file-newer-than-file-p auto dribble-file
)
872 (nnheader-insert-file-contents auto
)
873 (nnheader-insert-file-contents dribble-file
))
874 (unless (zerop (buffer-size))
875 (set-buffer-modified-p t
))
876 ;; Set the file modes to reflect the .newsrc file modes.
878 (when (and (file-exists-p gnus-current-startup-file
)
879 (file-exists-p dribble-file
)
880 (setq modes
(file-modes gnus-current-startup-file
)))
881 (set-file-modes dribble-file modes
))
882 (goto-char (point-min))
883 (when (search-forward "Gnus was exited on purpose" nil t
)
885 ;; Possibly eval the file later.
886 (when (or gnus-always-read-dribble-file
889 "Gnus exited on purpose without saving; read auto-save file anyway? "
890 "Gnus auto-save file exists. Do you want to read it? ")))
891 (setq gnus-dribble-eval-file t
)))))))
893 (defun gnus-dribble-eval-file ()
894 (when gnus-dribble-eval-file
895 (setq gnus-dribble-eval-file nil
)
897 (let ((gnus-dribble-ignore t
))
898 (set-buffer gnus-dribble-buffer
)
899 (eval-buffer (current-buffer))))))
901 (defun gnus-dribble-delete-file ()
902 (when (file-exists-p (gnus-dribble-file-name))
903 (delete-file (gnus-dribble-file-name)))
904 (when gnus-dribble-buffer
906 (set-buffer gnus-dribble-buffer
)
907 (let ((auto (make-auto-save-file-name)))
908 (when (file-exists-p auto
)
911 (set-buffer-modified-p nil
)))))
913 (defun gnus-dribble-save ()
914 (when (and gnus-dribble-buffer
915 (buffer-name gnus-dribble-buffer
))
917 (set-buffer gnus-dribble-buffer
)
920 (defun gnus-dribble-clear ()
921 (when (gnus-buffer-exists-p gnus-dribble-buffer
)
923 (set-buffer gnus-dribble-buffer
)
925 (set-buffer-modified-p nil
)
926 (setq buffer-saved-size
(buffer-size)))))
930 ;;; Active & Newsrc File Handling
933 (defun gnus-setup-news (&optional rawfile level dont-connect
)
934 "Setup news information.
935 If RAWFILE is non-nil, the .newsrc file will also be read.
936 If LEVEL is non-nil, the news will be set up at level LEVEL."
938 (let ((init (not (and gnus-newsrc-alist gnus-active-hashtb
(not rawfile
))))
939 ;; Binding this variable will inhibit multiple fetchings
940 ;; of the same mail source.
941 (nnmail-fetched-sources (list t
)))
944 ;; Clear some variables to re-initialize news information.
945 (setq gnus-newsrc-alist nil
946 gnus-active-hashtb nil
)
947 ;; Read the newsrc file and create `gnus-newsrc-hashtb'.
948 (gnus-read-newsrc-file rawfile
))
950 ;; Make sure the archive server is available to all and sundry.
951 (when gnus-message-archive-method
952 (unless (assoc "archive" gnus-server-alist
)
957 ,(nnheader-concat message-directory
"archive"))
958 (nnfolder-active-file
959 ,(nnheader-concat message-directory
"archive/active"))
960 (nnfolder-get-new-mail nil
)
961 (nnfolder-inhibit-expiry t
))
964 ;; If we don't read the complete active file, we fill in the
966 (when (or (null gnus-read-active-file
)
967 (eq gnus-read-active-file
'some
))
968 (gnus-update-active-hashtb-from-killed))
970 ;; Validate agent covered methods now that gnus-server-alist has
972 ;; NOTE: This is here for one purpose only. By validating the
973 ;; agentized server's, it converts the old 5.10.3, and earlier,
974 ;; format to the current format. That enables the agent code
975 ;; within gnus-read-active-file to function correctly.
977 (gnus-agent-read-servers-validate))
979 ;; Read the active file and create `gnus-active-hashtb'.
980 ;; If `gnus-read-active-file' is nil, then we just create an empty
981 ;; hash table. The partial filling out of the hash table will be
982 ;; done in `gnus-get-unread-articles'.
983 (and gnus-read-active-file
985 (gnus-read-active-file nil dont-connect
))
987 (unless gnus-active-hashtb
988 (setq gnus-active-hashtb
(gnus-make-hashtable 4096)))
990 ;; Initialize the cache.
994 ;; Possibly eval the dribble file.
996 (or gnus-use-dribble-file gnus-slave
)
997 (gnus-dribble-eval-file))
999 ;; Slave Gnusii should then clear the dribble buffer.
1000 (when (and init gnus-slave
)
1001 (gnus-dribble-clear))
1003 (gnus-update-format-specifications)
1005 ;; See whether we need to read the description file.
1006 (when (and (boundp 'gnus-group-line-format
)
1007 (stringp gnus-group-line-format
)
1008 (let ((case-fold-search nil
))
1009 (string-match "%[-,0-9]*D" gnus-group-line-format
))
1010 (not gnus-description-hashtb
)
1012 gnus-read-active-file
)
1013 (gnus-read-all-descriptions-files))
1015 ;; Find new newsgroups and treat them.
1016 (when (and init gnus-check-new-newsgroups
(not level
)
1017 (gnus-check-server gnus-select-method
)
1020 (gnus-find-new-newsgroups))
1022 ;; Check and remove bogus newsgroups.
1023 (when (and init gnus-check-bogus-newsgroups
1024 gnus-read-active-file
(not level
)
1025 (gnus-server-opened gnus-select-method
))
1026 (gnus-check-bogus-newsgroups))
1028 ;; We might read in new NoCeM messages here.
1029 (when (and gnus-use-nocem
1032 (gnus-nocem-scan-groups))
1034 ;; Read any slave files.
1035 (gnus-master-read-slave-newsrc)
1037 ;; Find the number of unread articles in each non-dead group.
1038 (let ((gnus-read-active-file (and (not level
) gnus-read-active-file
)))
1039 (gnus-get-unread-articles level
))))
1041 (defun gnus-call-subscribe-functions (method group
)
1042 "Call METHOD to subscribe GROUP.
1043 If no function returns `non-nil', call `gnus-subscribe-zombies'."
1046 (funcall method group
))
1049 (dolist (func method
)
1050 (if (funcall func group
)
1054 (gnus-subscribe-zombies group
)))
1056 (defun gnus-find-new-newsgroups (&optional arg
)
1057 "Search for new newsgroups and add them.
1058 Each new newsgroup will be treated with `gnus-subscribe-newsgroup-method'.
1059 The `-n' option line from .newsrc is respected.
1061 With 1 C-u, use the `ask-server' method to query the server for new
1063 With 2 C-u's, use most complete method possible to query the server
1064 for new groups, and subscribe the new groups as zombies."
1066 (let* ((gnus-subscribe-newsgroup-method
1067 gnus-subscribe-newsgroup-method
)
1069 ((or (and (= (or arg
1) 4)
1070 (not (listp gnus-check-new-newsgroups
)))
1071 (null gnus-read-active-file
)
1072 (eq gnus-read-active-file
'some
))
1075 (setq gnus-subscribe-newsgroup-method
1076 'gnus-subscribe-zombies
)
1078 (t gnus-check-new-newsgroups
))))
1079 (unless (gnus-check-first-time-used)
1080 (if (or (consp check
)
1081 (eq check
'ask-server
))
1082 ;; Ask the server for new groups.
1083 (gnus-ask-server-for-new-groups)
1084 ;; Go through the active hashtb and look for new groups.
1086 group new-newsgroups
)
1087 (gnus-message 5 "Looking for new newsgroups...")
1088 (unless gnus-have-read-active-file
1089 (gnus-read-active-file))
1090 (setq gnus-newsrc-last-checked-date
(message-make-date))
1091 (unless gnus-killed-hashtb
1092 (gnus-make-hashtable-from-killed))
1093 ;; Go though every newsgroup in `gnus-active-hashtb' and compare
1094 ;; with `gnus-newsrc-hashtb' and `gnus-killed-hashtb'.
1097 (if (or (null (setq group
(symbol-name sym
)))
1099 (null (symbol-value sym
))
1100 (gnus-gethash group gnus-killed-hashtb
)
1101 (gnus-gethash group gnus-newsrc-hashtb
))
1103 (let ((do-sub (gnus-matches-options-n group
)))
1105 ((eq do-sub
'subscribe
)
1106 (setq groups
(1+ groups
))
1107 (gnus-sethash group group gnus-killed-hashtb
)
1108 (gnus-call-subscribe-functions
1109 gnus-subscribe-options-newsgroup-method group
))
1110 ((eq do-sub
'ignore
)
1113 (setq groups
(1+ groups
))
1114 (gnus-sethash group group gnus-killed-hashtb
)
1115 (if gnus-subscribe-hierarchical-interactive
1116 (push group new-newsgroups
)
1117 (gnus-call-subscribe-functions
1118 gnus-subscribe-newsgroup-method group
)))))))
1120 (when new-newsgroups
1121 (gnus-subscribe-hierarchical-interactive new-newsgroups
))
1123 (gnus-message 5 "%d new newsgroup%s arrived."
1124 groups
(if (> groups
1) "s have" " has"))
1125 (gnus-message 5 "No new newsgroups.")))))))
1127 (defun gnus-matches-options-n (group)
1128 ;; Returns `subscribe' if the group is to be unconditionally
1129 ;; subscribed, `ignore' if it is to be ignored, and nil if there is
1130 ;; no match for the group.
1132 ;; First we check the two user variables.
1134 ((and gnus-options-subscribe
1135 (string-match gnus-options-subscribe group
))
1137 ((and gnus-auto-subscribed-groups
1138 (string-match gnus-auto-subscribed-groups group
))
1140 ((and gnus-options-not-subscribe
1141 (string-match gnus-options-not-subscribe group
))
1143 ;; Then we go through the list that was retrieved from the .newsrc
1144 ;; file. This list has elements on the form
1145 ;; `(REGEXP . {ignore,subscribe})'. The first match found (the list
1146 ;; is in the reverse order of the options line) is returned.
1148 (let ((regs gnus-newsrc-options-n
))
1150 (not (string-match (caar regs
) group
)))
1151 (setq regs
(cdr regs
)))
1152 (and regs
(cdar regs
))))))
1154 (defun gnus-ask-server-for-new-groups ()
1155 (let* ((new-date (message-make-date))
1156 (date (or gnus-newsrc-last-checked-date new-date
))
1157 (methods (cons gnus-select-method
1159 (when (gnus-archive-server-wanted-p)
1162 (and (consp gnus-check-new-newsgroups
)
1163 gnus-check-new-newsgroups
)
1164 gnus-secondary-select-methods
))))
1166 group new-newsgroups got-new method hashtb
1167 gnus-override-subscribe-method
)
1168 (unless gnus-killed-hashtb
1169 (gnus-make-hashtable-from-killed))
1170 ;; Go through both primary and secondary select methods and
1171 ;; request new newsgroups.
1172 (while (setq method
(gnus-server-get-method nil
(pop methods
)))
1173 (setq new-newsgroups nil
1174 gnus-override-subscribe-method method
)
1175 (when (and (gnus-check-server method
)
1176 (gnus-request-newgroups date method
))
1179 hashtb
(gnus-make-hashtable 100))
1180 (set-buffer nntp-server-buffer
)
1181 ;; Enter all the new groups into a hashtable.
1182 (gnus-active-to-gnus-format method hashtb
'ignore
))
1183 ;; Now all new groups from `method' are in `hashtb'.
1186 (if (or (null (setq group
(symbol-name group-sym
)))
1187 (not (boundp group-sym
))
1188 (null (symbol-value group-sym
))
1189 (gnus-gethash group gnus-newsrc-hashtb
)
1190 (member group gnus-zombie-list
)
1191 (member group gnus-killed-list
))
1192 ;; The group is already known.
1194 ;; Make this group active.
1195 (when (symbol-value group-sym
)
1196 (gnus-set-active group
(symbol-value group-sym
)))
1197 ;; Check whether we want it or not.
1198 (let ((do-sub (gnus-matches-options-n group
)))
1200 ((eq do-sub
'subscribe
)
1202 (gnus-sethash group group gnus-killed-hashtb
)
1203 (gnus-call-subscribe-functions
1204 gnus-subscribe-options-newsgroup-method group
))
1205 ((eq do-sub
'ignore
)
1209 (gnus-sethash group group gnus-killed-hashtb
)
1210 (if gnus-subscribe-hierarchical-interactive
1211 (push group new-newsgroups
)
1212 (gnus-call-subscribe-functions
1213 gnus-subscribe-newsgroup-method group
)))))))
1215 (when new-newsgroups
1216 (gnus-subscribe-hierarchical-interactive new-newsgroups
)))
1218 (gnus-message 5 "%d new newsgroup%s arrived"
1219 groups
(if (> groups
1) "s have" " has"))
1220 (gnus-message 5 "No new newsgroups"))
1222 (setq gnus-newsrc-last-checked-date new-date
))
1225 (defun gnus-check-first-time-used ()
1227 ;; First check if any of the following files exist. If they do,
1228 ;; it's not the first time the user has used Gnus.
1229 (dolist (file (list (concat gnus-current-startup-file
".el")
1230 (concat gnus-current-startup-file
".eld")
1231 (concat gnus-startup-file
".el")
1232 (concat gnus-startup-file
".eld")))
1233 (when (file-exists-p file
)
1234 (throw 'ended nil
)))
1235 (gnus-message 6 "First time user; subscribing you to default groups")
1236 (unless (gnus-read-active-file-p)
1237 (let ((gnus-read-active-file t
))
1238 (gnus-read-active-file)))
1239 (setq gnus-newsrc-last-checked-date
(message-make-date))
1240 ;; Subscribe to the default newsgroups.
1241 (let ((groups (or gnus-default-subscribed-newsgroups
1242 gnus-backup-default-subscribed-newsgroups
))
1245 ;; If t, we subscribe (or not) all groups as if they were new.
1248 (when (setq group
(symbol-name sym
))
1249 (let ((do-sub (gnus-matches-options-n group
)))
1251 ((eq do-sub
'subscribe
)
1252 (gnus-sethash group group gnus-killed-hashtb
)
1253 (gnus-call-subscribe-functions
1254 gnus-subscribe-options-newsgroup-method group
))
1255 ((eq do-sub
'ignore
)
1258 (push group gnus-killed-list
))))))
1260 (dolist (group groups
)
1261 ;; Only subscribe the default groups that are activated.
1262 (when (gnus-active group
)
1263 (gnus-group-change-level
1264 group gnus-level-default-subscribed gnus-level-killed
)))
1266 (set-buffer gnus-group-buffer
)
1267 ;; Don't error if the group already exists. This happens when a
1268 ;; first-time user types 'F'. -- didier
1269 (gnus-group-make-help-group t
))
1270 (when gnus-novice-user
1271 (gnus-message 7 "`A k' to list killed groups"))))))
1273 (defun gnus-subscribe-group (group &optional previous method
)
1274 "Subscribe GROUP and put it after PREVIOUS."
1275 (gnus-group-change-level
1277 (list t group gnus-level-default-subscribed nil nil method
)
1279 gnus-level-default-subscribed gnus-level-killed previous t
)
1282 ;; `gnus-group-change-level' is the fundamental function for changing
1283 ;; subscription levels of newsgroups. This might mean just changing
1284 ;; from level 1 to 2, which is pretty trivial, from 2 to 6 or back
1285 ;; again, which subscribes/unsubscribes a group, which is equally
1286 ;; trivial. Changing from 1-7 to 8-9 means that you kill a group, and
1287 ;; from 8-9 to 1-7 means that you remove the group from the list of
1288 ;; killed (or zombie) groups and add them to the (kinda) subscribed
1289 ;; groups. And last but not least, moving from 8 to 9 and 9 to 8,
1290 ;; which is trivial.
1291 ;; ENTRY can either be a string (newsgroup name) or a list (if
1292 ;; FROMKILLED is t, it's a list on the format (NUM INFO-LIST),
1293 ;; otherwise it's a list in the format of the `gnus-newsrc-hashtb'
1295 ;; LEVEL is the new level of the group, OLDLEVEL is the old level and
1296 ;; PREVIOUS is the group (in hashtb entry format) to insert this group
1298 (defun gnus-group-change-level (entry level
&optional oldlevel
1299 previous fromkilled
)
1300 (let (group info active num
)
1301 ;; Glean what info we can from the arguments
1303 (if fromkilled
(setq group
(nth 1 entry
))
1304 (setq group
(car (nth 2 entry
))))
1306 (when (and (stringp entry
)
1308 (< oldlevel gnus-level-zombie
))
1309 (setq entry
(gnus-gethash entry gnus-newsrc-hashtb
)))
1310 (if (and (not oldlevel
)
1312 (setq oldlevel
(gnus-info-level (nth 2 entry
)))
1313 (setq oldlevel
(or oldlevel gnus-level-killed
)))
1314 (when (stringp previous
)
1315 (setq previous
(gnus-gethash previous gnus-newsrc-hashtb
)))
1317 (if (and (>= oldlevel gnus-level-zombie
)
1318 (gnus-gethash group gnus-newsrc-hashtb
))
1319 ;; We are trying to subscribe a group that is already
1323 (unless (gnus-ephemeral-group-p group
)
1325 (format "(gnus-group-change-level %S %S %S %S %S)"
1326 group level oldlevel
(car (nth 2 previous
)) fromkilled
)))
1328 ;; Then we remove the newgroup from any old structures, if needed.
1329 ;; If the group was killed, we remove it from the killed or zombie
1330 ;; list. If not, and it is in fact going to be killed, we remove
1331 ;; it from the newsrc hash table and assoc.
1333 ((>= oldlevel gnus-level-zombie
)
1334 ;; oldlevel could be wrong.
1335 (setq gnus-zombie-list
(delete group gnus-zombie-list
))
1336 (setq gnus-killed-list
(delete group gnus-killed-list
)))
1338 (when (and (>= level gnus-level-zombie
)
1340 (gnus-sethash (car (nth 2 entry
)) nil gnus-newsrc-hashtb
)
1342 (setcdr (gnus-gethash (car (nth 3 entry
))
1345 (setcdr (cdr entry
) (cdddr entry
)))))
1347 ;; Finally we enter (if needed) the list where it is supposed to
1348 ;; go, and change the subscription level. If it is to be killed,
1349 ;; we enter it into the killed or zombie list.
1351 ((>= level gnus-level-zombie
)
1352 ;; Remove from the hash table.
1353 (gnus-sethash group nil gnus-newsrc-hashtb
)
1354 ;; We do not enter foreign groups into the list of dead
1356 (unless (gnus-group-foreign-p group
)
1357 (if (= level gnus-level-zombie
)
1358 (push group gnus-zombie-list
)
1359 (if (= oldlevel gnus-level-killed
)
1360 ;; Remove from active hashtb.
1361 (unintern group gnus-active-hashtb
)
1362 ;; Don't add it into killed-list if it was killed.
1363 (push group gnus-killed-list
)))))
1365 ;; If the list is to be entered into the newsrc assoc, and
1366 ;; it was killed, we have to create an entry in the newsrc
1367 ;; hashtb format and fix the pointers in the newsrc assoc.
1368 (if (< oldlevel gnus-level-zombie
)
1369 ;; It was alive, and it is going to stay alive, so we
1370 ;; just change the level and don't change any pointers or
1371 ;; hash table entries.
1372 (setcar (cdaddr entry
) level
)
1374 (setq info
(cdr entry
)
1376 (setq active
(gnus-active group
))
1378 (if active
(- (1+ (cdr active
)) (car active
)) t
))
1379 ;; Shorten the select method if possible, if we need to
1380 ;; store it at all (native groups).
1381 (let ((method (gnus-method-simplify
1382 (or gnus-override-subscribe-method
1383 (gnus-group-method group
)))))
1385 (setq info
(list group level nil nil method
))
1386 (setq info
(list group level nil
)))))
1389 (let ((p gnus-newsrc-alist
))
1393 (setq entry
(cons info
(cddr previous
)))
1396 (setcdr (cdr previous
) entry
)
1397 (gnus-sethash group
(cons num
(cdr previous
))
1398 gnus-newsrc-hashtb
))
1399 (setcdr previous entry
)
1400 (gnus-sethash group
(cons num previous
)
1401 gnus-newsrc-hashtb
))
1403 (setcdr (gnus-gethash (caadr entry
) gnus-newsrc-hashtb
) entry
))
1406 "(gnus-group-set-info '%S)" info
)))))
1407 (when gnus-group-change-level-function
1408 (funcall gnus-group-change-level-function
1409 group level oldlevel previous
)))))
1411 (defun gnus-kill-newsgroup (newsgroup)
1412 "Obsolete function. Kills a newsgroup."
1413 (gnus-group-change-level
1414 (gnus-gethash newsgroup gnus-newsrc-hashtb
) gnus-level-killed
))
1416 (defun gnus-check-bogus-newsgroups (&optional confirm
)
1417 "Remove bogus newsgroups.
1418 If CONFIRM is non-nil, the user has to confirm the deletion of every
1420 (let ((newsrc (cdr gnus-newsrc-alist
))
1421 bogus group entry info
)
1422 (gnus-message 5 "Checking bogus newsgroups...")
1423 (unless (gnus-read-active-file-p)
1424 (gnus-read-active-file t
))
1425 (when (gnus-read-active-file-p)
1426 ;; Find all bogus newsgroup that are subscribed.
1428 (setq info
(pop newsrc
)
1429 group
(gnus-info-group info
))
1430 (unless (or (gnus-active group
) ; Active
1431 (and (gnus-info-method info
)
1432 (not (gnus-secondary-method-p
1433 (gnus-info-method info
))))) ; Foreign
1434 ;; Found a bogus newsgroup.
1435 (push group bogus
)))
1438 "Remove bogus group %s? "
1440 ;; Remove all bogus subscribed groups by first killing them, and
1441 ;; then removing them from the list of killed groups.
1442 (when (setq entry
(gnus-gethash group gnus-newsrc-hashtb
))
1443 (gnus-group-change-level entry gnus-level-killed
)
1444 (setq gnus-killed-list
(delete group gnus-killed-list
))))
1445 bogus
'("group" "groups" "remove"))
1446 (while (setq group
(pop bogus
))
1447 ;; Remove all bogus subscribed groups by first killing them, and
1448 ;; then removing them from the list of killed groups.
1449 (when (setq entry
(gnus-gethash group gnus-newsrc-hashtb
))
1450 (gnus-group-change-level entry gnus-level-killed
)
1451 (setq gnus-killed-list
(delete group gnus-killed-list
)))))
1452 ;; Then we remove all bogus groups from the list of killed and
1453 ;; zombie groups. They are removed without confirmation.
1454 (let ((dead-lists '(gnus-killed-list gnus-zombie-list
))
1457 (setq killed
(symbol-value (car dead-lists
)))
1459 (unless (gnus-active (setq group
(pop killed
)))
1460 ;; The group is bogus.
1462 (set (car dead-lists
)
1463 (delete group
(symbol-value (car dead-lists
))))))
1464 (setq dead-lists
(cdr dead-lists
))))
1465 (gnus-run-hooks 'gnus-check-bogus-groups-hook
)
1466 (gnus-message 5 "Checking bogus newsgroups...done"))))
1468 (defun gnus-check-duplicate-killed-groups ()
1469 "Remove duplicates from the list of killed groups."
1471 (let ((killed gnus-killed-list
))
1473 (gnus-message 9 "%d" (length killed
))
1474 (setcdr killed
(delete (car killed
) (cdr killed
)))
1475 (setq killed
(cdr killed
)))))
1477 ;; We want to inline a function from gnus-cache, so we cheat here:
1479 (defvar gnus-cache-active-hashtb
)
1480 (defun gnus-cache-possibly-alter-active (group active
)
1481 "Alter the ACTIVE info for GROUP to reflect the articles in the cache."
1482 (when gnus-cache-active-hashtb
1483 (let ((cache-active (gnus-gethash group gnus-cache-active-hashtb
)))
1485 (when (< (car cache-active
) (car active
))
1486 (setcar active
(car cache-active
)))
1487 (when (> (cdr cache-active
) (cdr active
))
1488 (setcdr active
(cdr cache-active
))))))))
1490 (defun gnus-activate-group (group &optional scan dont-check method
)
1491 "Check whether a group has been activated or not.
1492 If SCAN, request a scan of that group as well."
1493 (let ((method (or method
(inline (gnus-find-method-for-group group
))))
1495 (and (inline (gnus-check-server method
))
1496 ;; We escape all bugs and quit here to make it possible to
1497 ;; continue if a group is so out-there that it reports bugs
1501 (gnus-check-backend-function 'request-scan
(car method
))
1502 (gnus-request-scan group method
))
1504 (if (or debug-on-error debug-on-quit
)
1505 (inline (gnus-request-group group dont-check method
))
1507 (inline (gnus-request-group group dont-check method
))
1510 (message "Quit activating %s" group
)
1513 (setq active
(gnus-parse-active))
1514 ;; If there are no articles in the group, the GROUP
1515 ;; command may have responded with the `(0 . 0)'. We
1516 ;; ignore this if we already have an active entry
1518 (if (and (zerop (car active
))
1519 (zerop (cdr active
))
1520 (gnus-active group
))
1523 ;; If a cache is present, we may have to alter the active info.
1524 (when gnus-use-cache
1525 (inline (gnus-cache-possibly-alter-active
1528 ;; If the agent is enabled, we may have to alter the active info.
1530 (gnus-agent-possibly-alter-active group active
))
1532 (gnus-set-active group active
)
1533 ;; Return the new active info.
1536 (defun gnus-get-unread-articles-in-group (info active
&optional update
)
1537 (when (and info active
)
1538 ;; Allow the backend to update the info in the group.
1540 (gnus-request-update-info
1541 info
(inline (gnus-find-method-for-group
1542 (gnus-info-group info
)))))
1543 (gnus-activate-group (gnus-info-group info
) nil t
))
1545 (let* ((range (gnus-info-read info
))
1548 ;; These checks are present in gnus-activate-group but skipped
1549 ;; due to setting dont-check in the preceeding call.
1551 ;; If a cache is present, we may have to alter the active info.
1552 (when (and gnus-use-cache info
)
1553 (inline (gnus-cache-possibly-alter-active
1554 (gnus-info-group info
) active
)))
1556 ;; If the agent is enabled, we may have to alter the active info.
1557 (when (and gnus-agent info
)
1558 (gnus-agent-possibly-alter-active (gnus-info-group info
) active info
))
1560 ;; Modify the list of read articles according to what articles
1561 ;; are available; then tally the unread articles and add the
1562 ;; number to the group hash table entry.
1564 ((zerop (cdr active
))
1567 (setq num
(- (1+ (cdr active
)) (car active
))))
1568 ((not (listp (cdr range
)))
1569 ;; Fix a single (num . num) range according to the
1570 ;; active hash table.
1571 ;; Fix by Carsten Bormann <cabo@Informatik.Uni-Bremen.DE>.
1572 (and (< (cdr range
) (car active
)) (setcdr range
(1- (car active
))))
1573 (and (> (cdr range
) (cdr active
)) (setcdr range
(cdr active
)))
1574 ;; Compute number of unread articles.
1575 (setq num
(max 0 (- (cdr active
) (- (1+ (cdr range
)) (car range
))))))
1577 ;; The read list is a list of ranges. Fix them according to
1578 ;; the active hash table.
1579 ;; First peel off any elements that are below the lower
1581 (while (and (cdr range
)
1583 (or (and (atom (cadr range
)) (cadr range
))
1585 (if (numberp (car range
))
1588 (or (and (numberp (cadr range
))
1592 (or (and (numberp (nth 1 range
)) (nth 1 range
))
1594 (setcdr range
(cddr range
)))
1595 ;; Adjust the first element to be the same as the lower limit.
1596 (when (and (not (atom (car range
)))
1597 (< (cdar range
) (car active
)))
1598 (setcdr (car range
) (1- (car active
))))
1599 ;; Then we want to peel off any elements that are higher
1600 ;; than the upper active limit.
1601 (let ((srange range
))
1602 ;; Go past all valid elements.
1603 (while (and (cdr srange
)
1604 (<= (or (and (atom (cadr srange
))
1608 (setq srange
(cdr srange
)))
1610 ;; Nuke all remaining invalid elements.
1611 (setcdr srange nil
))
1613 ;; Adjust the final element.
1614 (when (and (not (atom (car srange
)))
1615 (> (cdar srange
) (cdr active
)))
1616 (setcdr (car srange
) (cdr active
))))
1617 ;; Compute the number of unread articles.
1619 (setq num
(+ num
(- (1+ (or (and (atom (car range
)) (car range
))
1621 (or (and (atom (car range
)) (car range
))
1623 (setq range
(cdr range
)))
1624 (setq num
(max 0 (- (cdr active
) num
)))))
1625 ;; Set the number of unread articles.
1627 (gnus-gethash (gnus-info-group info
) gnus-newsrc-hashtb
))
1628 (setcar (gnus-gethash (gnus-info-group info
) gnus-newsrc-hashtb
) num
))
1631 ;; Go though `gnus-newsrc-alist' and compare with `gnus-active-hashtb'
1632 ;; and compute how many unread articles there are in each group.
1633 (defun gnus-get-unread-articles (&optional level
)
1634 (setq gnus-server-method-cache nil
)
1635 (let* ((newsrc (cdr gnus-newsrc-alist
))
1636 (level (or level gnus-activate-level
(1+ gnus-level-subscribed
)))
1639 (cond ((and gnus-activate-foreign-newsgroups
1640 (not (numberp gnus-activate-foreign-newsgroups
)))
1641 (1+ gnus-level-subscribed
))
1642 ((numberp gnus-activate-foreign-newsgroups
)
1643 gnus-activate-foreign-newsgroups
)
1648 scanned-methods info group active method retrieve-groups cmethod
1650 (gnus-message 6 "Checking new news...")
1653 (setq active
(gnus-active (setq group
(gnus-info-group
1654 (setq info
(pop newsrc
))))))
1656 ;; Check newsgroups. If the user doesn't want to check them, or
1657 ;; they can't be checked (for instance, if the news server can't
1658 ;; be reached) we just set the number of unread articles in this
1659 ;; newsgroup to t. This means that Gnus thinks that there are
1660 ;; unread articles, but it has no idea how many.
1662 ;; To be more explicit:
1663 ;; >0 for an active group with messages
1664 ;; 0 for an active group with no unread messages
1665 ;; nil for non-foreign groups that the user has requested not be checked
1666 ;; t for unchecked foreign groups or bogus groups, or groups that can't
1667 ;; be checked, for one reason or other.
1668 (when (setq method
(gnus-info-method info
))
1669 (if (setq cmethod
(assoc method methods-cache
))
1670 (setq method
(cdr cmethod
))
1671 (setq cmethod
(inline (gnus-server-get-method nil method
)))
1672 (push (cons method cmethod
) methods-cache
)
1673 (setq method cmethod
)))
1675 (not (setq method-type
(cdr (assoc method type-cache
)))))
1678 ((gnus-secondary-method-p method
)
1680 ((inline (gnus-server-equal gnus-select-method method
))
1684 (push (cons method method-type
) type-cache
))
1686 (cond ((and method
(eq method-type
'foreign
))
1687 ;; These groups are foreign. Check the level.
1688 (when (and (<= (gnus-info-level info
) foreign-level
)
1689 (setq active
(gnus-activate-group group
'scan
)))
1690 ;; Let the Gnus agent save the active file.
1691 (when (and gnus-agent active
(gnus-online method
))
1692 (gnus-agent-save-group-info
1693 method
(gnus-group-real-name group
) active
))
1694 (unless (inline (gnus-virtual-group-p group
))
1695 (inline (gnus-close-group group
)))
1696 (when (fboundp (intern (concat (symbol-name (car method
))
1697 "-request-update-info")))
1698 (inline (gnus-request-update-info info method
)))))
1699 ;; These groups are native or secondary.
1700 ((> (gnus-info-level info
) level
)
1701 ;; We don't want these groups.
1702 (setq active
'ignore
))
1704 ((not gnus-read-active-file
)
1705 (if (gnus-check-backend-function 'retrieve-groups group
)
1706 ;; if server support gnus-retrieve-groups we push
1707 ;; the group onto retrievegroups for later checking
1708 (if (assoc method retrieve-groups
)
1709 (setcdr (assoc method retrieve-groups
)
1710 (cons group
(cdr (assoc method retrieve-groups
))))
1711 (push (list method group
) retrieve-groups
))
1712 ;; hack: `nnmail-get-new-mail' changes the mail-source depending
1713 ;; on the group, so we must perform a scan for every group
1714 ;; if the users has any directory mail sources.
1715 ;; hack: if `nnmail-scan-directory-mail-source-once' is non-nil,
1716 ;; for it scan all spool files even when the groups are
1719 (or nnmail-scan-directory-mail-source-once
1720 (null (assq 'directory
1722 (if (listp nnmail-spool-file
)
1724 (list nnmail-spool-file
))))))
1725 (member method scanned-methods
))
1726 (setq active
(gnus-activate-group group
))
1727 (setq active
(gnus-activate-group group
'scan
))
1728 (push method scanned-methods
))
1730 (gnus-close-group group
)))))
1732 ;; Get the number of unread articles in the group.
1734 ((eq active
'ignore
)
1735 ;; Don't do anything.
1738 (inline (gnus-get-unread-articles-in-group info active t
)))
1740 ;; The group couldn't be reached, so we nix out the number of
1741 ;; unread articles and stuff.
1742 (gnus-set-active group nil
)
1743 (let ((tmp (gnus-gethash group gnus-newsrc-hashtb
)))
1747 ;; iterate through groups on methods which support gnus-retrieve-groups
1748 ;; and fetch a partial active file and use it to find new news.
1749 (dolist (rg retrieve-groups
)
1750 (let ((method (or (car rg
) gnus-select-method
))
1752 (when (gnus-check-server method
)
1753 ;; Request that the backend scan its incoming messages.
1754 (when (gnus-check-backend-function 'request-scan
(car method
))
1755 (gnus-request-scan nil method
))
1756 (gnus-read-active-file-2
1757 (mapcar (lambda (group) (gnus-group-real-name group
)) groups
)
1759 (dolist (group groups
)
1761 ((setq active
(gnus-active (gnus-info-group
1762 (setq info
(gnus-get-info group
)))))
1763 (inline (gnus-get-unread-articles-in-group info active t
)))
1765 ;; The group couldn't be reached, so we nix out the number of
1766 ;; unread articles and stuff.
1767 (gnus-set-active group nil
)
1768 (setcar (gnus-gethash group gnus-newsrc-hashtb
) t
)))))))
1770 (gnus-message 6 "Checking new news...done")))
1772 ;; Create a hash table out of the newsrc alist. The `car's of the
1773 ;; alist elements are used as keys.
1774 (defun gnus-make-hashtable-from-newsrc-alist ()
1775 (let ((alist gnus-newsrc-alist
)
1776 (ohashtb gnus-newsrc-hashtb
)
1778 (setq gnus-newsrc-hashtb
(gnus-make-hashtable (length alist
)))
1780 (setq prev
(setq gnus-newsrc-alist
1781 (if (equal (caar gnus-newsrc-alist
)
1784 (cons (list "dummy.group" 0 nil
) alist
)))))
1788 ;; Preserve number of unread articles in groups.
1789 (cons (and ohashtb
(car (gnus-gethash (caar alist
) ohashtb
)))
1793 alist
(cdr alist
)))))
1795 (defun gnus-make-hashtable-from-killed ()
1796 "Create a hash table from the killed and zombie lists."
1797 (let ((lists '(gnus-killed-list gnus-zombie-list
))
1799 (setq gnus-killed-hashtb
1800 (gnus-make-hashtable
1801 (+ (length gnus-killed-list
) (length gnus-zombie-list
))))
1803 (setq list
(symbol-value (pop lists
)))
1805 (gnus-sethash (car list
) (pop list
) gnus-killed-hashtb
)))))
1807 (defun gnus-parse-active ()
1808 "Parse active info in the nntp server buffer."
1810 (set-buffer nntp-server-buffer
)
1811 (goto-char (point-min))
1812 ;; Parse the result we got from `gnus-request-group'.
1813 (when (looking-at "[0-9]+ [0-9]+ \\([0-9]+\\) [0-9]+")
1814 (goto-char (match-beginning 1))
1815 (cons (read (current-buffer))
1816 (read (current-buffer))))))
1818 (defun gnus-make-articles-unread (group articles
)
1819 "Mark ARTICLES in GROUP as unread."
1820 (let* ((info (nth 2 (or (gnus-gethash group gnus-newsrc-hashtb
)
1821 (gnus-gethash (gnus-group-real-name group
)
1822 gnus-newsrc-hashtb
))))
1823 (ranges (gnus-info-read info
))
1826 (when (gnus-member-of-range
1827 (setq article
(pop articles
)) ranges
)
1828 (push article news
)))
1830 ;; Enter this list into the group info.
1832 info
(gnus-remove-from-range (gnus-info-read info
) (nreverse news
)))
1834 ;; Set the number of unread articles in gnus-newsrc-hashtb.
1835 (gnus-get-unread-articles-in-group info
(gnus-active group
))
1837 ;; Insert the change into the group buffer and the dribble file.
1838 (gnus-group-update-group group t
))))
1840 (defun gnus-make-ascending-articles-unread (group articles
)
1841 "Mark ascending ARTICLES in GROUP as unread."
1842 (let* ((entry (or (gnus-gethash group gnus-newsrc-hashtb
)
1843 (gnus-gethash (gnus-group-real-name group
)
1844 gnus-newsrc-hashtb
)))
1845 (info (nth 2 entry
))
1846 (ranges (gnus-info-read info
))
1851 (let ((article (pop articles
))) ; get the next article to remove from ranges
1852 (while (let ((range (car ranges
))) ; note the current range
1853 (if (atom range
) ; single value range
1855 ;; the articles extend past the end of the ranges
1857 (setq articles nil
))
1859 ;; this range preceeds the article. Leave the range unmodified.
1863 ;; this range exactly matches the article; REMOVE THE RANGE.
1864 ;; NOTE: When the range being removed is the last range, the list is corrupted by inserting null at its end.
1865 (setcar ranges
(cadr ranges
))
1866 (setcdr ranges
(cddr ranges
))
1867 (setq modified
(if (car ranges
) t
'remove-null
))
1869 (let ((min (car range
))
1871 ;; I have a min/max range to consider
1872 (cond ((> min max
) ; invalid range introduced by splitter
1873 (setcar ranges
(cadr ranges
))
1874 (setcdr ranges
(cddr ranges
))
1875 (setq modified
(if (car ranges
) t
'remove-null
))
1878 ;; replace min/max range with a single-value range
1882 ;; this range preceeds the article. Leave the range unmodified.
1886 ;; this article preceeds the range. Return null to move to the
1890 ;; this article splits the range into two parts
1891 (setcdr ranges
(cons (cons (1+ article
) max
) (cdr ranges
)))
1892 (setcdr range
(1- article
))
1897 (when (eq modified
'remove-null
)
1898 (setq r
(delq nil r
)))
1899 ;; Enter this list into the group info.
1900 (gnus-info-set-read info r
)
1902 ;; Set the number of unread articles in gnus-newsrc-hashtb.
1903 (gnus-get-unread-articles-in-group info
(gnus-active group
))
1905 ;; Insert the change into the group buffer and the dribble file.
1906 (gnus-group-update-group group t
))))
1908 ;; Enter all dead groups into the hashtb.
1909 (defun gnus-update-active-hashtb-from-killed ()
1910 (let ((hashtb (setq gnus-active-hashtb
(gnus-make-hashtable 4096)))
1911 (lists (list gnus-killed-list gnus-zombie-list
))
1914 (setq killed
(car lists
))
1916 (gnus-sethash (car killed
) nil hashtb
)
1917 (setq killed
(cdr killed
)))
1918 (setq lists
(cdr lists
)))))
1920 (defun gnus-get-killed-groups ()
1921 "Go through the active hashtb and mark all unknown groups as killed."
1922 ;; First make sure active file has been read.
1923 (unless (gnus-read-active-file-p)
1924 (let ((gnus-read-active-file t
))
1925 (gnus-read-active-file)))
1926 (unless gnus-killed-hashtb
1927 (gnus-make-hashtable-from-killed))
1928 ;; Go through all newsgroups that are known to Gnus - enlarge kill list.
1932 (group (symbol-name sym
)))
1933 (if (or (null group
)
1934 (gnus-gethash group gnus-killed-hashtb
)
1935 (gnus-gethash group gnus-newsrc-hashtb
))
1937 (let ((do-sub (gnus-matches-options-n group
)))
1938 (if (or (eq do-sub
'subscribe
) (eq do-sub
'ignore
))
1940 (setq groups
(1+ groups
))
1941 (push group gnus-killed-list
)
1942 (gnus-sethash group group gnus-killed-hashtb
))))))
1944 (gnus-dribble-touch))
1946 ;; Get the active file(s) from the backend(s).
1947 (defun gnus-read-active-file (&optional force not-native
)
1948 (gnus-group-set-mode-line)
1951 (lambda (m) (if (stringp m
) (gnus-server-get-method nil m
) m
))
1953 (if (and (not not-native
)
1954 (gnus-check-server gnus-select-method
))
1955 ;; The native server is available.
1956 (cons gnus-select-method gnus-secondary-select-methods
)
1957 ;; The native server is down, so we just do the
1959 gnus-secondary-select-methods
)
1960 ;; Also read from the archive server.
1961 (when (gnus-archive-server-wanted-p)
1962 (list "archive")))))
1964 (setq gnus-have-read-active-file nil
)
1966 (set-buffer nntp-server-buffer
)
1967 (while (setq method
(pop methods
))
1968 ;; Only do each method once, in case the methods appear more
1969 ;; than once in this list.
1970 (unless (member method methods
)
1971 (if (or debug-on-error debug-on-quit
)
1972 (gnus-read-active-file-1 method force
)
1974 (gnus-read-active-file-1 method force
)
1975 ;; We catch C-g so that we can continue past servers
1976 ;; that do not respond.
1978 (message "Quit reading the active file")
1981 (defun gnus-read-active-file-1 (method force
)
1983 (setq where
(nth 1 method
)
1984 mesg
(format "Reading active file%s via %s..."
1985 (if (and where
(not (zerop (length where
))))
1986 (concat " from " where
) "")
1988 (gnus-message 5 mesg
)
1989 (when (gnus-check-server method
)
1990 ;; Request that the backend scan its incoming messages.
1991 (when (gnus-check-backend-function 'request-scan
(car method
))
1992 (gnus-request-scan nil method
))
1994 ((and (eq gnus-read-active-file
'some
)
1995 (gnus-check-backend-function 'retrieve-groups
(car method
))
1997 (let ((newsrc (cdr gnus-newsrc-alist
))
1998 (gmethod (gnus-server-get-method nil method
))
2000 (while (setq info
(pop newsrc
))
2004 (gnus-find-method-for-group
2005 (gnus-info-group info
) info
))
2007 (push (gnus-group-real-name (gnus-info-group info
))
2009 (gnus-read-active-file-2 groups method
)))
2013 (if (not (gnus-request-list method
))
2014 (unless (equal method gnus-message-archive-method
)
2015 (gnus-error 1 "Cannot read active file from %s server"
2017 (gnus-message 5 mesg
)
2018 (gnus-active-to-gnus-format method gnus-active-hashtb nil t
)
2019 ;; We mark this active file as read.
2020 (push method gnus-have-read-active-file
)
2021 (gnus-message 5 "%sdone" mesg
)))))))
2023 (defun gnus-read-active-file-2 (groups method
)
2024 "Read an active file for GROUPS in METHOD using `gnus-retrieve-groups'."
2027 (set-buffer nntp-server-buffer
)
2028 (gnus-check-server method
)
2029 (let ((list-type (gnus-retrieve-groups groups method
)))
2030 (cond ((not list-type
)
2032 1.2 "Cannot read partial active file from %s server."
2034 ((eq list-type
'active
)
2035 (gnus-active-to-gnus-format method gnus-active-hashtb nil t
))
2037 (gnus-groups-to-gnus-format method gnus-active-hashtb t
)))))))
2039 ;; Read an active file and place the results in `gnus-active-hashtb'.
2040 (defun gnus-active-to-gnus-format (&optional method hashtb ignore-errors
2043 (setq method gnus-select-method
))
2044 (let ((cur (current-buffer))
2046 (if (and gnus-active-hashtb
2047 (not (equal method gnus-select-method
)))
2049 (setq gnus-active-hashtb
2050 (if (equal method gnus-select-method
)
2051 (gnus-make-hashtable
2052 (count-lines (point-min) (point-max)))
2053 (gnus-make-hashtable 4096)))))))
2054 ;; Delete unnecessary lines.
2055 (goto-char (point-min))
2057 ((string= gnus-ignored-newsgroups
"")
2058 (delete-matching-lines "^to\\."))
2060 (delete-matching-lines (concat "^to\\.\\|" gnus-ignored-newsgroups
))))
2062 (goto-char (point-min))
2063 (unless (re-search-forward "[\\\"]" nil t
)
2064 ;; Make the group names readable as a lisp expression even if they
2065 ;; contain special characters.
2066 (goto-char (point-max))
2067 (while (re-search-backward "[][';?()#]" nil t
)
2070 ;; Let the Gnus agent save the active file.
2071 (when (and gnus-agent real-active
(gnus-online method
))
2072 (gnus-agent-save-active method
))
2074 ;; If these are groups from a foreign select method, we insert the
2075 ;; group prefix in front of the group names.
2076 (when (not (gnus-server-equal
2077 (gnus-server-get-method nil method
)
2078 (gnus-server-get-method nil gnus-select-method
)))
2079 (let ((prefix (gnus-group-prefixed-name "" method
)))
2080 (goto-char (point-min))
2081 (while (and (not (eobp))
2083 (when (= (following-char) ?
\")
2086 (zerop (forward-line 1)))))))
2087 ;; Store the active file in a hash table.
2088 (goto-char (point-min))
2089 (let (group max min
)
2093 (narrow-to-region (point) (gnus-point-at-eol))
2094 ;; group gets set to a symbol interned in the hash table
2095 ;; (what a hack!!) - jwz
2096 (setq group
(let ((obarray hashtb
)) (read cur
)))
2097 ;; ### The extended group name scheme makes
2098 ;; the previous optimization strategy sort of pointless...
2099 (when (stringp group
)
2100 (setq group
(intern group hashtb
)))
2101 (if (and (numberp (setq max
(read cur
)))
2102 (numberp (setq min
(read cur
)))
2104 (skip-chars-forward " \t")
2106 (or (eq (char-after) ?
=)
2107 (eq (char-after) ?x
)
2108 (eq (char-after) ?j
)))))
2110 (set group
(cons min max
))
2111 ;; if group is moderated, stick in moderation table
2112 (when (eq (char-after) ?m
)
2113 (unless gnus-moderated-hashtb
2114 (setq gnus-moderated-hashtb
(gnus-make-hashtable)))
2115 (gnus-sethash (symbol-name group
) t
2116 gnus-moderated-hashtb
)))
2122 (unless ignore-errors
2123 (gnus-message 3 "Warning - invalid active: %s"
2125 (gnus-point-at-bol) (gnus-point-at-eol))))))
2127 (forward-line 1)))))
2129 (defun gnus-groups-to-gnus-format (method &optional hashtb real-active
)
2130 ;; Parse a "groups" active file.
2131 (let ((cur (current-buffer))
2133 (if (and method gnus-active-hashtb
)
2135 (setq gnus-active-hashtb
2136 (gnus-make-hashtable
2137 (count-lines (point-min) (point-max)))))))
2139 (not (gnus-server-equal
2140 (gnus-server-get-method nil method
)
2141 (gnus-server-get-method nil gnus-select-method
)))
2142 (gnus-group-prefixed-name "" method
))))
2144 ;; Let the Gnus agent save the active file.
2147 (gnus-online method
)
2148 (gnus-agent-method-p method
))
2150 (gnus-agent-save-active method
)
2151 (gnus-active-to-gnus-format method hashtb nil real-active
))
2153 (goto-char (point-min))
2154 ;; We split this into to separate loops, one with the prefix
2155 ;; and one without to speed the reading up somewhat.
2157 (let (min max opoint group
)
2161 (read cur
) (read cur
)
2162 (setq min
(read cur
)
2165 (skip-chars-forward " \t")
2168 (set (let ((obarray hashtb
)) (read cur
))
2170 (error (and group
(symbolp group
) (set group nil
))))
2172 (let (min max group
)
2175 (when (eq (char-after) ?
2)
2176 (read cur
) (read cur
)
2177 (setq min
(read cur
)
2179 (set (setq group
(let ((obarray hashtb
)) (read cur
)))
2181 (error (and group
(symbolp group
) (set group nil
))))
2182 (forward-line 1)))))))
2184 (defun gnus-read-newsrc-file (&optional force
)
2186 If FORCE is non-nil, the .newsrc file is read."
2187 ;; Reset variables that might be defined in the .newsrc.eld file.
2188 (let ((variables (remove 'gnus-format-specs gnus-variable-list
)))
2190 (set (car variables
) nil
)
2191 (setq variables
(cdr variables
))))
2192 (let* ((newsrc-file gnus-current-startup-file
)
2193 (quick-file (concat newsrc-file
".el")))
2195 ;; We always load the .newsrc.eld file. If always contains
2196 ;; much information that can not be gotten from the .newsrc
2197 ;; file (ticked articles, killed groups, foreign methods, etc.)
2198 (gnus-read-newsrc-el-file quick-file
)
2200 (when (and gnus-read-newsrc-file
2201 (file-exists-p gnus-current-startup-file
)
2203 (and (file-newer-than-file-p newsrc-file quick-file
)
2204 (file-newer-than-file-p newsrc-file
2205 (concat quick-file
"d")))
2206 (not gnus-newsrc-alist
)))
2207 ;; We read the .newsrc file. Note that if there if a
2208 ;; .newsrc.eld file exists, it has already been read, and
2209 ;; the `gnus-newsrc-hashtb' has been created. While reading
2210 ;; the .newsrc file, Gnus will only use the information it
2211 ;; can find there for changing the data already read -
2212 ;; i. e., reading the .newsrc file will not trash the data
2213 ;; already read (except for read articles).
2215 (gnus-message 5 "Reading %s..." newsrc-file
)
2216 (set-buffer (nnheader-find-file-noselect newsrc-file
))
2217 (buffer-disable-undo)
2218 (gnus-newsrc-to-gnus-format)
2219 (kill-buffer (current-buffer))
2220 (gnus-message 5 "Reading %s...done" newsrc-file
)))
2222 ;; Convert old to new.
2223 (gnus-convert-old-newsrc))))
2225 (defun gnus-convert-old-newsrc ()
2226 "Convert old newsrc formats into the current format, if needed."
2227 (let ((fcv (and gnus-newsrc-file-version
2228 (gnus-continuum-version gnus-newsrc-file-version
))))
2230 ;; A newsrc file was loaded.
2231 (let (prompt-displayed
2234 (mapcar (lambda (date-func)
2235 (cons (gnus-continuum-version (car date-func
))
2237 ;; This is a list of converters that must be run
2238 ;; to bring the newsrc file up to the current
2239 ;; version. If you create an incompatibility
2240 ;; with older versions, you should create an
2241 ;; entry here. The entry should consist of the
2242 ;; current gnus version (hardcoded so that it
2243 ;; doesn't change with each release) and the
2244 ;; function that must be applied to convert the
2245 ;; previous version into the current version.
2246 '(("September Gnus v0.1" nil
2247 gnus-convert-old-ticks
)
2248 ("Oort Gnus v0.08" "legacy-gnus-agent"
2249 gnus-agent-convert-to-compressed-agentview
)
2250 ("No Gnus v0.2" "legacy-gnus-agent"
2251 gnus-agent-unlist-expire-days
)
2252 ("No Gnus v0.2" "legacy-gnus-agent"
2253 gnus-agent-unhook-expire-days
)))
2254 #'car-less-than-car
)))
2255 ;; Skip converters older than the file version
2256 (while (and converters
(>= fcv
(caar converters
)))
2259 ;; Perform converters to bring older version up to date.
2260 (when (and converters
(< fcv
(caar converters
)))
2261 (while (and converters
(< fcv
(caar converters
)))
2262 (let* ((converter-spec (pop converters
))
2263 (convert-to (nth 1 converter-spec
))
2264 (load-from (nth 2 converter-spec
))
2265 (func (nth 3 converter-spec
)))
2266 (when (and load-from
2267 (not (fboundp func
)))
2270 (or prompt-displayed
2271 (not (gnus-convert-converter-needs-prompt func
))
2273 (cursor-in-echo-area t
)
2274 (echo-keystrokes 0))
2275 (message "Convert gnus from version '%s' to '%s'? (n/y/?)"
2276 gnus-newsrc-file-version gnus-version
)
2277 (setq c
(read-char-exclusive))
2279 (cond ((or (eq c ?n
) (eq c ?N
))
2280 (error "Can not start gnus without converting"))
2281 ((or (eq c ?y
) (eq c ?Y
))
2282 (setq prompt-displayed t
)
2285 (message "This conversion is irreversible. \
2286 To be safe, you should backup your files before proceeding.")
2290 (gnus-message 3 "Ignoring unexpected input")
2294 (funcall func convert-to
)))
2296 (format ";Converted gnus from version '%s' to '%s'."
2297 gnus-newsrc-file-version gnus-version
)))))))
2299 (defun gnus-convert-mark-converter-prompt (converter no-prompt
)
2300 "Indicate whether CONVERTER requires gnus-convert-old-newsrc to
2301 display the conversion prompt. NO-PROMPT may be nil (prompt),
2302 t (no prompt), or any form that can be called as a function.
2303 The form should return either t or nil."
2304 (put converter
'gnus-convert-no-prompt no-prompt
))
2306 (defun gnus-convert-converter-needs-prompt (converter)
2307 (let ((no-prompt (get converter
'gnus-convert-no-prompt
)))
2308 (not (if (memq no-prompt
'(t nil
))
2310 (funcall no-prompt
)))))
2312 (defun gnus-convert-old-ticks (converting-to)
2313 (let ((newsrc (cdr gnus-newsrc-alist
))
2314 marks info dormant ticked
)
2315 (while (setq info
(pop newsrc
))
2316 (when (setq marks
(gnus-info-marks info
))
2317 (setq dormant
(cdr (assq 'dormant marks
))
2318 ticked
(cdr (assq 'tick marks
)))
2319 (when (or dormant ticked
)
2323 (gnus-info-read info
)
2324 (nconc (gnus-uncompress-range dormant
)
2325 (gnus-uncompress-range ticked
)))))))))
2327 (defun gnus-load (file)
2328 "Load FILE, but in such a way that read errors can be reported."
2330 (insert-file-contents file
)
2332 (condition-case type
2333 (let ((form (read (current-buffer))))
2336 (unless (eq (car type
) 'end-of-file
)
2337 (let ((error (format "Error in %s line %d" file
2338 (count-lines (point-min) (point)))))
2340 (unless (gnus-yes-or-no-p (concat error
"; continue? "))
2341 (error "%s" error
)))))))))
2343 (defun gnus-read-newsrc-el-file (file)
2344 (let ((ding-file (concat file
"d")))
2345 (when (file-exists-p ding-file
)
2346 ;; We always, always read the .eld file.
2347 (gnus-message 5 "Reading %s..." ding-file
)
2348 (let (gnus-newsrc-assoc)
2349 (let ((coding-system-for-read gnus-ding-file-coding-system
))
2350 (gnus-load ding-file
))
2351 ;; Older versions of `gnus-format-specs' are no longer valid
2352 ;; in Oort Gnus 0.01.
2354 (and gnus-newsrc-file-version
2355 (gnus-continuum-version gnus-newsrc-file-version
))))
2356 (when (or (not version
)
2357 (< version
5.090009))
2358 (setq gnus-format-specs gnus-default-format-specs
)))
2359 (when gnus-newsrc-assoc
2360 (setq gnus-newsrc-alist gnus-newsrc-assoc
))))
2361 (gnus-make-hashtable-from-newsrc-alist)
2362 (when (file-newer-than-file-p file ding-file
)
2363 ;; Old format quick file
2364 (gnus-message 5 "Reading %s..." file
)
2365 ;; The .el file is newer than the .eld file, so we read that one
2367 (gnus-read-old-newsrc-el-file file
)))
2368 (gnus-run-hooks 'gnus-read-newsrc-el-hook
))
2370 ;; Parse the old-style quick startup file
2371 (defun gnus-read-old-newsrc-el-file (file)
2372 (let (newsrc killed marked group m info
)
2374 (let ((gnus-killed-assoc nil
)
2375 gnus-marked-assoc gnus-newsrc-alist gnus-newsrc-assoc
)
2379 (setq newsrc gnus-newsrc-assoc
2380 killed gnus-killed-assoc
2381 marked gnus-marked-assoc
)))
2382 (setq gnus-newsrc-alist nil
)
2383 (while (setq group
(pop newsrc
))
2384 (if (setq info
(gnus-get-info (car group
)))
2386 (gnus-info-set-read info
(cddr group
))
2387 (gnus-info-set-level
2388 info
(if (nth 1 group
) gnus-level-default-subscribed
2389 gnus-level-default-unsubscribed
))
2390 (push info gnus-newsrc-alist
))
2393 (if (nth 1 group
) gnus-level-default-subscribed
2394 gnus-level-default-unsubscribed
)
2397 ;; Copy marks into info.
2398 (when (setq m
(assoc (car group
) marked
))
2399 (unless (nthcdr 3 info
)
2400 (nconc info
(list nil
)))
2401 (gnus-info-set-marks
2402 info
(list (cons 'tick
(gnus-compress-sequence
2403 (sort (cdr m
) '<) t
))))))
2404 (setq newsrc killed
)
2406 (setcar newsrc
(caar newsrc
))
2407 (setq newsrc
(cdr newsrc
)))
2408 (setq gnus-killed-list killed
))
2409 ;; The .el file version of this variable does not begin with
2410 ;; "options", while the .eld version does, so we just add it if it
2414 (when (not (string-match "^ *options" gnus-newsrc-options
))
2415 (setq gnus-newsrc-options
(concat "options " gnus-newsrc-options
)))
2416 (when (not (string-match "\n$" gnus-newsrc-options
))
2417 (setq gnus-newsrc-options
(concat gnus-newsrc-options
"\n")))
2418 ;; Finally, if we read some options lines, we parse them.
2419 (unless (string= gnus-newsrc-options
"")
2420 (gnus-newsrc-parse-options gnus-newsrc-options
)))
2422 (setq gnus-newsrc-alist
(nreverse gnus-newsrc-alist
))
2423 (gnus-make-hashtable-from-newsrc-alist)))
2425 (defun gnus-make-newsrc-file (file)
2426 "Make server dependent file name by catenating FILE and server host name."
2427 (let* ((file (expand-file-name file nil
))
2428 (real-file (concat file
"-" (nth 1 gnus-select-method
))))
2429 (if (or (file-exists-p real-file
)
2430 (file-exists-p (concat real-file
".el"))
2431 (file-exists-p (concat real-file
".eld")))
2435 (defun gnus-newsrc-to-gnus-format ()
2436 (setq gnus-newsrc-options
"")
2437 (setq gnus-newsrc-options-n nil
)
2439 (unless gnus-active-hashtb
2440 (setq gnus-active-hashtb
(gnus-make-hashtable 4096)))
2441 (let ((buf (current-buffer))
2442 (already-read (> (length gnus-newsrc-alist
) 1))
2443 group subscribed options-symbol newsrc Options-symbol
2445 (goto-char (point-min))
2446 ;; We intern the symbol `options' in the active hashtb so that we
2447 ;; can `eq' against it later.
2448 (set (setq options-symbol
(intern "options" gnus-active-hashtb
)) nil
)
2449 (set (setq Options-symbol
(intern "Options" gnus-active-hashtb
)) nil
)
2452 ;; We first read the first word on the line by narrowing and
2453 ;; then reading into `gnus-active-hashtb'. Most groups will
2454 ;; already exist in that hashtb, so this will save some string
2458 (progn (skip-chars-forward "^ \t!:\n") (point)))
2459 (goto-char (point-min))
2461 (and (/= (point-min) (point-max))
2462 (let ((obarray gnus-active-hashtb
)) (read buf
))))
2464 ;; Now, the symbol we have read is either `options' or a group
2465 ;; name. If it is an options line, we just add it to a string.
2467 ((or (eq symbol options-symbol
)
2468 (eq symbol Options-symbol
))
2469 (setq gnus-newsrc-options
2470 ;; This concating is quite inefficient, but since our
2471 ;; thorough studies show that approx 99.37% of all
2472 ;; .newsrc files only contain a single options line, we
2473 ;; don't give a damn, frankly, my dear.
2474 (concat gnus-newsrc-options
2477 ;; Options may continue on the next line.
2478 (or (and (re-search-forward "^[^ \t]" nil
'move
)
2479 (progn (beginning-of-line) (point)))
2483 ;; Group names can be just numbers.
2484 (when (numberp symbol
)
2485 (setq symbol
(intern (int-to-string symbol
) gnus-active-hashtb
)))
2486 (unless (boundp symbol
)
2488 ;; It was a group name.
2489 (setq subscribed
(eq (char-after) ?
:)
2490 group
(symbol-name symbol
)
2493 ;; If the line ends here, this is clearly a buggy line, so
2494 ;; we put point a the beginning of line and let the cond
2495 ;; below do the error handling.
2497 ;; We skip to the beginning of the ranges.
2498 (skip-chars-forward "!: \t"))
2499 ;; We are now at the beginning of the list of read articles.
2500 ;; We read them range by range.
2503 ((looking-at "[0-9]+")
2504 ;; We narrow and read a number instead of buffer-substring/
2505 ;; string-to-int because it's faster. narrow/widen is
2506 ;; faster than save-restriction/narrow, and save-restriction
2507 ;; produces a garbage object.
2509 (narrow-to-region (match-beginning 0) (match-end 0))
2512 ;; If the next character is a dash, then this is a range.
2513 (if (eq (char-after) ?-
)
2515 ;; We read the upper bound of the range.
2517 (if (not (looking-at "[0-9]+"))
2518 ;; This is a buggy line, by we pretend that
2519 ;; it's kinda OK. Perhaps the user should be
2525 (narrow-to-region (match-beginning 0)
2530 ;; It was just a simple number, so we add it to the
2533 ;; If the next char in ?\n, then we have reached the end
2534 ;; of the line and return nil.
2535 (not (eq (char-after) ?
\n)))
2536 ((eq (char-after) ?
\n)
2537 ;; End of line, so we end.
2540 ;; Not numbers and not eol, so this might be a buggy
2543 ;; If it was eob instead of ?\n, we allow it.
2544 ;; The line was buggy.
2546 (gnus-error 3.1 "Mangled line: %s"
2547 (buffer-substring (gnus-point-at-bol)
2548 (gnus-point-at-eol))))
2550 ;; Skip past ", ". Spaces are invalid in these ranges, but
2551 ;; we allow them, because it's a common mistake to put a
2552 ;; space after the comma.
2553 (skip-chars-forward ", "))
2555 ;; We have already read .newsrc.eld, so we gently update the
2556 ;; data in the hash table with the information we have just
2559 (let ((info (gnus-get-info group
))
2562 ;; There is an entry for this file in the alist.
2564 (gnus-info-set-read info
(nreverse reads
))
2565 ;; We update the level very gently. In fact, we
2566 ;; only change it if there's been a status change
2567 ;; from subscribed to unsubscribed, or vice versa.
2568 (setq level
(gnus-info-level info
))
2569 (cond ((and (<= level gnus-level-subscribed
)
2571 (setq level
(if reads
2572 gnus-level-default-unsubscribed
2573 (1+ gnus-level-default-unsubscribed
))))
2574 ((and (> level gnus-level-subscribed
) subscribed
)
2575 (setq level gnus-level-default-subscribed
)))
2576 (gnus-info-set-level info level
))
2577 ;; This is a new group.
2578 (setq info
(list group
2580 gnus-level-default-subscribed
2582 (1+ gnus-level-subscribed
)
2583 gnus-level-default-unsubscribed
))
2585 (push info newsrc
)))))
2588 (setq newsrc
(nreverse newsrc
))
2590 (if (not already-read
)
2592 ;; We now have two newsrc lists - `newsrc', which is what we
2593 ;; have read from .newsrc, and `gnus-newsrc-alist', which is
2594 ;; what we've read from .newsrc.eld. We have to merge these
2595 ;; lists. We do this by "attaching" any (foreign) groups in the
2596 ;; gnus-newsrc-alist to the (native) group that precedes them.
2597 (let ((rc (cdr gnus-newsrc-alist
))
2598 (prev gnus-newsrc-alist
)
2601 (or (null (nth 4 (car rc
))) ; It's a native group.
2602 (assoc (caar rc
) newsrc
) ; It's already in the alist.
2603 (if (setq entry
(assoc (caar prev
) newsrc
))
2604 (setcdr (setq mentry
(memq entry newsrc
))
2605 (cons (car rc
) (cdr mentry
)))
2606 (push (car rc
) newsrc
)))
2610 (setq gnus-newsrc-alist newsrc
)
2611 ;; We make the newsrc hashtb.
2612 (gnus-make-hashtable-from-newsrc-alist)
2614 ;; Finally, if we read some options lines, we parse them.
2615 (unless (string= gnus-newsrc-options
"")
2616 (gnus-newsrc-parse-options gnus-newsrc-options
))))
2618 ;; Parse options lines to find "options -n !all rec.all" and stuff.
2619 ;; The return value will be a list on the form
2620 ;; ((regexp1 . ignore)
2621 ;; (regexp2 . subscribe)...)
2622 ;; When handling new newsgroups, groups that match a `ignore' regexp
2623 ;; will be ignored, and groups that match a `subscribe' regexp will be
2624 ;; subscribed. A line like
2625 ;; options -n !all rec.all
2626 ;; will lead to a list that looks like
2627 ;; (("^rec\\..+" . subscribe)
2628 ;; ("^.+" . ignore))
2629 ;; So all "rec.*" groups will be subscribed, while all the other
2630 ;; groups will be ignored. Note that "options -n !all rec.all" is very
2631 ;; different from "options -n rec.all !all".
2632 (defun gnus-newsrc-parse-options (options)
2635 (gnus-set-work-buffer)
2636 (insert (regexp-quote options
))
2637 ;; First we treat all continuation lines.
2638 (goto-char (point-min))
2639 (while (re-search-forward "\n[ \t]+" nil t
)
2640 (replace-match " " t t
))
2641 ;; Then we transform all "all"s into ".+"s.
2642 (goto-char (point-min))
2643 (while (re-search-forward "\\ball\\b" nil t
)
2644 (replace-match ".+" t t
))
2645 (goto-char (point-min))
2646 ;; We remove all other options than the "-n" ones.
2647 (while (re-search-forward "[ \t]-[^n][^-]*" nil t
)
2650 (goto-char (point-min))
2652 ;; We are only interested in "options -n" lines - we
2653 ;; ignore the other option lines.
2654 (while (re-search-forward "[ \t]-n" nil t
)
2657 (and (re-search-forward "[ \t]-n" (gnus-point-at-eol) t
)
2659 (gnus-point-at-eol)))
2660 ;; Search for all "words"...
2661 (while (re-search-forward "[^ \t,\n]+" eol t
)
2662 (if (eq (char-after (match-beginning 0)) ?
!)
2663 ;; If the word begins with a bang (!), this is a "not"
2664 ;; spec. We put this spec (minus the bang) and the
2665 ;; symbol `ignore' into the list.
2667 "^" (buffer-substring
2668 (1+ (match-beginning 0))
2673 ;; There was no bang, so this is a "yes" spec.
2674 (push (cons (concat "^" (match-string 0) "\\($\\|\\.\\)")
2678 (setq gnus-newsrc-options-n out
))))
2681 (defalias 'gnus-long-file-names
2682 (if (fboundp 'msdos-long-file-names
)
2683 'msdos-long-file-names
2686 (defun gnus-save-newsrc-file (&optional force
)
2687 "Save .newsrc file."
2688 ;; Note: We cannot save .newsrc file if all newsgroups are removed
2689 ;; from the variable gnus-newsrc-alist.
2690 (when (and (or gnus-newsrc-alist gnus-killed-list
)
2691 gnus-current-startup-file
)
2692 ;; Save agent range limits for the currently active method.
2694 (gnus-agent-save-local force
))
2697 (if (and (or gnus-use-dribble-file gnus-slave
)
2699 (or (not gnus-dribble-buffer
)
2700 (not (buffer-name gnus-dribble-buffer
))
2701 (zerop (save-excursion
2702 (set-buffer gnus-dribble-buffer
)
2704 (gnus-message 4 "(No changes need to be saved)")
2705 (gnus-run-hooks 'gnus-save-newsrc-hook
)
2707 (gnus-slave-save-newsrc)
2709 (when gnus-save-newsrc-file
2710 (gnus-message 8 "Saving %s..." gnus-current-startup-file
)
2711 (gnus-gnus-to-newsrc-format)
2712 (gnus-message 8 "Saving %s...done" gnus-current-startup-file
))
2714 ;; Save .newsrc.eld.
2715 (set-buffer (gnus-get-buffer-create " *Gnus-newsrc*"))
2716 (make-local-variable 'version-control
)
2717 (setq version-control gnus-backup-startup-file
)
2718 (setq buffer-file-name
2719 (concat gnus-current-startup-file
".eld"))
2720 (setq default-directory
(file-name-directory buffer-file-name
))
2721 (buffer-disable-undo)
2723 (gnus-message 5 "Saving %s.eld..." gnus-current-startup-file
)
2725 (if gnus-save-startup-file-via-temp-buffer
2726 (let ((coding-system-for-write gnus-ding-file-coding-system
)
2727 (standard-output (current-buffer)))
2728 (gnus-gnus-to-quick-newsrc-format)
2729 (gnus-run-hooks 'gnus-save-quick-newsrc-hook
)
2731 (let ((coding-system-for-write gnus-ding-file-coding-system
)
2732 (version-control gnus-backup-startup-file
)
2733 (startup-file (concat gnus-current-startup-file
".eld"))
2734 (working-dir (file-name-directory gnus-current-startup-file
))
2737 ;; Generate the name of a non-existent file.
2738 (while (progn (setq working-file
2740 (if (and (eq system-type
'ms-dos
)
2741 (not (gnus-long-file-names)))
2742 "%s#%d.tm#" ; MSDOS limits files to 8+3
2743 (if (memq system-type
'(vax-vms axp-vms
))
2746 working-dir
(setq i
(1+ i
))))
2747 (file-exists-p working-file
)))
2751 (gnus-with-output-to-file working-file
2752 (gnus-gnus-to-quick-newsrc-format)
2753 (gnus-run-hooks 'gnus-save-quick-newsrc-hook
))
2755 ;; These bindings will mislead the current buffer
2756 ;; into thinking that it is visiting the startup
2758 (let ((buffer-backed-up nil
)
2759 (buffer-file-name startup-file
)
2760 (file-precious-flag t
)
2761 (setmodes (file-modes startup-file
)))
2762 ;; Backup the current version of the startup file.
2765 ;; Replace the existing startup file with the temp file.
2766 (rename-file working-file startup-file t
)
2767 (set-file-modes startup-file setmodes
)))
2769 (delete-file working-file
)
2770 (file-error nil
)))))
2772 (gnus-kill-buffer (current-buffer))
2774 5 "Saving %s.eld...done" gnus-current-startup-file
))
2775 (gnus-dribble-delete-file)
2776 (gnus-group-set-mode-line)))))
2778 (defun gnus-gnus-to-quick-newsrc-format (&optional minimal name
&rest specific-variables
)
2779 "Print Gnus variables such as `gnus-newsrc-alist' in Lisp format."
2780 (princ ";; -*- emacs-lisp -*-\n")
2782 (princ (format ";; %s\n" name
))
2783 (princ ";; Gnus startup file.\n"))
2787 ;; Never delete this file -- if you want to force Gnus to read the
2788 ;; .newsrc file (if you have one), touch .newsrc instead.\n")
2789 (princ "(setq gnus-newsrc-file-version ")
2790 (princ (gnus-prin1-to-string gnus-version
))
2793 (let* ((print-quoted t
)
2795 (print-escape-multibyte nil
)
2796 (print-escape-nonascii t
)
2799 (print-escape-newlines t
)
2801 (if (and gnus-save-killed-list
2802 (stringp gnus-save-killed-list
))
2803 (gnus-strip-killed-list)
2806 (or specific-variables
2807 (if gnus-save-killed-list gnus-variable-list
2808 ;; Remove the `gnus-killed-list' from the list of variables
2809 ;; to be saved, if required.
2810 (delq 'gnus-killed-list
(copy-sequence gnus-variable-list
)))))
2811 ;; Peel off the "dummy" group.
2812 (gnus-newsrc-alist (cdr gnus-newsrc-alist
))
2814 ;; Insert the variables into the file.
2816 (when (and (boundp (setq variable
(pop variables
)))
2817 (symbol-value variable
))
2819 (princ (symbol-name variable
))
2821 (prin1 (symbol-value variable
))
2824 (defun gnus-strip-killed-list ()
2825 "Return the killed list minus the groups that match `gnus-save-killed-list'."
2826 (let ((list gnus-killed-list
)
2829 (when (string-match gnus-save-killed-list
(car list
))
2830 (push (car list
) olist
))
2834 (defun gnus-gnus-to-newsrc-format ()
2835 ;; Generate and save the .newsrc file.
2837 (set-buffer (create-file-buffer gnus-current-startup-file
))
2838 (let ((newsrc (cdr gnus-newsrc-alist
))
2839 (standard-output (current-buffer))
2840 info ranges range method
)
2841 (setq buffer-file-name gnus-current-startup-file
)
2842 (setq default-directory
(file-name-directory buffer-file-name
))
2843 (buffer-disable-undo)
2846 (when gnus-newsrc-options
2847 (insert gnus-newsrc-options
))
2848 ;; Write subscribed and unsubscribed.
2849 (while (setq info
(pop newsrc
))
2850 ;; Don't write foreign groups to .newsrc.
2851 (when (or (null (setq method
(gnus-info-method info
)))
2852 (equal method
"native")
2853 (inline (gnus-server-equal method gnus-select-method
)))
2854 (insert (gnus-info-group info
)
2855 (if (> (gnus-info-level info
) gnus-level-subscribed
)
2857 (when (setq ranges
(gnus-info-read info
))
2859 (if (not (listp (cdr ranges
)))
2860 (if (= (car ranges
) (cdr ranges
))
2861 (princ (car ranges
))
2862 (princ (car ranges
))
2864 (princ (cdr ranges
)))
2865 (while (setq range
(pop ranges
))
2866 (if (or (atom range
) (= (car range
) (cdr range
)))
2867 (princ (or (and (atom range
) range
) (car range
)))
2870 (princ (cdr range
)))
2874 (make-local-variable 'version-control
)
2875 (setq version-control
'never
)
2876 ;; It has been reported that sometime the modtime on the .newsrc
2877 ;; file seems to be off. We really do want to overwrite it, so
2878 ;; we clear the modtime here before saving. It's a bit odd,
2880 ;; sometimes the modtime clear isn't sufficient. most brute force:
2881 ;; delete the silly thing entirely first. but this fails to provide
2882 ;; such niceties as .newsrc~ creation.
2883 (if gnus-modtime-botch
2884 (delete-file gnus-startup-file
)
2885 (clear-visited-file-modtime))
2886 (gnus-run-hooks 'gnus-save-standard-newsrc-hook
)
2888 (kill-buffer (current-buffer)))))
2892 ;;; Slave functions.
2895 (defvar gnus-slave-mode nil
)
2897 (defun gnus-slave-mode ()
2898 "Minor mode for slave Gnusae."
2899 (gnus-add-minor-mode 'gnus-slave-mode
" Slave" (make-sparse-keymap))
2900 (gnus-run-hooks 'gnus-slave-mode-hook
))
2902 (defun gnus-slave-save-newsrc ()
2904 (set-buffer gnus-dribble-buffer
)
2906 (mm-make-temp-file (concat gnus-current-startup-file
"-slave-")))
2907 (modes (ignore-errors
2908 (file-modes (concat gnus-current-startup-file
".eld")))))
2909 (let ((coding-system-for-write gnus-ding-file-coding-system
))
2910 (gnus-write-buffer slave-name
))
2912 (set-file-modes slave-name modes
)))))
2914 (defun gnus-master-read-slave-newsrc ()
2917 (file-name-directory gnus-current-startup-file
)
2921 (file-name-nondirectory gnus-current-startup-file
)
2925 (if (not slave-files
)
2926 () ; There are no slave files to read.
2927 (gnus-message 7 "Reading slave newsrcs...")
2929 (set-buffer (gnus-get-buffer-create " *gnus slave*"))
2931 (sort (mapcar (lambda (file)
2932 (list (nth 5 (file-attributes file
)) file
))
2935 (or (< (caar f1
) (caar f2
))
2936 (< (nth 1 (car f1
)) (nth 1 (car f2
)))))))
2939 (setq file
(nth 1 (car slave-files
)))
2940 (nnheader-insert-file-contents file
)
2941 (when (condition-case ()
2943 (eval-buffer (current-buffer))
2946 (gnus-error 3.2 "Possible error in %s" file
)
2948 (unless gnus-slave
; Slaves shouldn't delete these files.
2950 (delete-file file
))))
2951 (setq slave-files
(cdr slave-files
))))
2952 (gnus-dribble-touch)
2953 (gnus-message 7 "Reading slave newsrcs...done"))))
2957 ;;; Group description.
2960 (defun gnus-read-all-descriptions-files ()
2961 (let ((methods (cons gnus-select-method
2963 (when (gnus-archive-server-wanted-p)
2965 gnus-secondary-select-methods
))))
2967 (gnus-read-descriptions-file (car methods
))
2968 (setq methods
(cdr methods
)))
2971 (defun gnus-read-descriptions-file (&optional method
)
2972 (let ((method (or method gnus-select-method
))
2974 (when (stringp method
)
2975 (setq method
(gnus-server-to-method method
)))
2976 ;; We create the hashtable whether we manage to read the desc file
2977 ;; to avoid trying to re-read after a failed read.
2978 (unless gnus-description-hashtb
2979 (setq gnus-description-hashtb
2980 (gnus-make-hashtable (length gnus-active-hashtb
))))
2981 ;; Mark this method's desc file as read.
2982 (gnus-sethash (gnus-group-prefixed-name "" method
) "Has read"
2983 gnus-description-hashtb
)
2985 (gnus-message 5 "Reading descriptions file via %s..." (car method
))
2987 ((null (gnus-get-function method
'request-list-newsgroups t
))
2989 ((not (gnus-check-server method
))
2990 (gnus-message 1 "Couldn't open server")
2992 ((not (gnus-request-list-newsgroups method
))
2993 (gnus-message 1 "Couldn't read newsgroups descriptions")
2998 (set-buffer nntp-server-buffer
)
2999 (goto-char (point-min))
3000 (when (or (search-forward "\n.\n" nil t
)
3001 (goto-char (point-max)))
3003 (narrow-to-region (point-min) (point)))
3004 ;; If these are groups from a foreign select method, we insert the
3005 ;; group prefix in front of the group names.
3006 (and method
(not (inline
3008 (gnus-server-get-method nil method
)
3009 (gnus-server-get-method
3010 nil gnus-select-method
))))
3011 (let ((prefix (gnus-group-prefixed-name "" method
)))
3012 (goto-char (point-min))
3013 (while (and (not (eobp))
3014 (progn (insert prefix
)
3015 (zerop (forward-line 1)))))))
3016 (goto-char (point-min))
3018 ;; If we get an error, we set group to 0, which is not a
3022 (let ((obarray gnus-description-hashtb
))
3023 ;; Group is set to a symbol interned in this
3025 (read nntp-server-buffer
))
3027 (skip-chars-forward " \t")
3028 ;; ... which leads to this line being effectively ignored.
3029 (when (symbolp group
)
3030 (let* ((str (buffer-substring
3031 (point) (progn (end-of-line) (point))))
3032 (name (symbol-name group
))
3034 (or (gnus-group-name-charset method name
)
3035 (gnus-parameter-charset name
)
3036 gnus-default-charset
)))
3037 ;; Fixme: Don't decode in unibyte mode.
3038 (when (and str charset
(featurep 'mule
))
3039 (setq str
(mm-decode-coding-string str charset
)))
3042 (gnus-message 5 "Reading descriptions file...done")
3045 (defun gnus-group-get-description (group)
3046 "Get the description of a group by sending XGTITLE to the server."
3047 (when (gnus-request-group-description group
)
3049 (set-buffer nntp-server-buffer
)
3050 (goto-char (point-min))
3051 (when (looking-at "[^ \t]+[ \t]+\\(.*\\)")
3052 (match-string 1)))))
3055 (defun gnus-declare-backend (name &rest abilities
)
3056 "Declare back end NAME with ABILITIES as a Gnus back end."
3057 (setq gnus-valid-select-methods
3058 (nconc gnus-valid-select-methods
3059 (list (apply 'list name abilities
))))
3060 (gnus-redefine-select-method-widget))
3062 (defun gnus-set-default-directory ()
3063 "Set the default directory in the current buffer to `gnus-default-directory'.
3064 If this variable is nil, don't do anything."
3065 (setq default-directory
3066 (if (and gnus-default-directory
3067 (file-exists-p gnus-default-directory
))
3068 (file-name-as-directory (expand-file-name gnus-default-directory
))
3069 default-directory
)))
3072 (defalias 'gnus-display-time-event-handler
3073 (if (gnus-boundp 'display-time-timer
)
3074 'display-time-event-handler
3075 (lambda () "Does nothing as `display-time-timer' is not bound.
3076 Would otherwise be an alias for `display-time-event-handler'." nil
))))
3079 (defun gnus-fixup-nnimap-unread-after-getting-new-news ()
3080 (let (server group info
)
3083 (when (and (setq group
(symbol-name sym
))
3084 (gnus-group-entry group
)
3085 (setq info
(symbol-value sym
)))
3086 (gnus-sethash group
(cons (nth 2 info
) (cdr (gnus-group-entry group
)))
3087 gnus-newsrc-hashtb
)))
3088 (if (boundp 'nnimap-mailbox-info
)
3089 (symbol-value 'nnimap-mailbox-info
)
3090 (make-vector 1 0)))))
3093 (provide 'gnus-start
)
3095 ;;; arch-tag: f4584a22-b7b7-4853-abfc-a637329af5d2
3096 ;;; gnus-start.el ends here