;;; gnus-async.el --- asynchronous support for Gnus
-;; Copyright (C) 1996, 1997, 1998, 1999, 2000, 2003
-;; Free Software Foundation, Inc.
+
+;; Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
+;; 2005, 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
;; Keywords: news
;; This file is part of GNU Emacs.
-;; GNU Emacs is free software; you can redistribute it and/or modify
+;; GNU Emacs is free software: you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
-;; the Free Software Foundation; either version 2, or (at your option)
-;; any later version.
+;; the Free Software Foundation, either version 3 of the License, or
+;; (at your option) any later version.
;; GNU Emacs is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
-;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
-;; along with GNU Emacs; see the file COPYING. If not, write to the
-;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-;; Boston, MA 02111-1307, USA.
+;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
(nntp-server-buffer (current-buffer))
(nntp-have-messaged nil)
(tries 0))
- (condition-case nil
- ;; FIXME: we could stop waiting after some
- ;; timeout, but this is the wrong place to do it.
- ;; rather than checking time-spent-waiting, we
- ;; should check time-since-last-output, which
- ;; needs to be done in nntp.el.
- (while (eq article gnus-async-current-prefetch-article)
- (incf tries)
- (when (nntp-accept-process-output proc)
- (setq tries 0))
- (when (and (not nntp-have-messaged)
- (= tries 3))
- (gnus-message 5 "Waiting for async article...")
- (setq nntp-have-messaged t)))
- (quit
- ;; if the user interrupted on a slow/hung connection,
- ;; do something friendly.
- (when (> tries 3)
- (setq gnus-async-current-prefetch-article nil))
- (signal 'quit nil)))
- (when nntp-have-messaged
- (gnus-message 5 "")))))
+ (when proc
+ (condition-case nil
+ ;; FIXME: we could stop waiting after some
+ ;; timeout, but this is the wrong place to do it.
+ ;; rather than checking time-spent-waiting, we
+ ;; should check time-since-last-output, which
+ ;; needs to be done in nntp.el.
+ (while (eq article gnus-async-current-prefetch-article)
+ (incf tries)
+ (when (nntp-accept-process-output proc)
+ (setq tries 0))
+ (when (and (not nntp-have-messaged)
+ (= tries 3))
+ (gnus-message 5 "Waiting for async article...")
+ (setq nntp-have-messaged t)))
+ (quit
+ ;; if the user interrupted on a slow/hung connection,
+ ;; do something friendly.
+ (when (> tries 3)
+ (setq gnus-async-current-prefetch-article nil))
+ (signal 'quit nil)))
+ (when nntp-have-messaged
+ (gnus-message 5 ""))))))
(defun gnus-async-delete-prefetched-entry (entry)
"Delete ENTRY from buffer and alist."
"Remove all articles belonging to GROUP from the prefetch buffer."
(when (and (gnus-group-asynchronous-p group)
(memq 'exit gnus-prefetched-article-deletion-strategy))
- (let ((alist gnus-async-article-alist))
- (save-excursion
- (gnus-async-set-buffer)
- (while alist
- (when (equal group (nth 3 (car alist)))
- (gnus-async-delete-prefetched-entry (car alist)))
- (pop alist))))))
+ (save-excursion
+ (gnus-async-set-buffer)
+ (dolist (entry gnus-async-article-alist)
+ (when (equal group (nth 3 entry))
+ (gnus-async-delete-prefetched-entry entry))))))
(defun gnus-async-prefetched-article-entry (group article)
- "Return the entry for ARTICLE in GROUP iff it has been prefetched."
+ "Return the entry for ARTICLE in GROUP if it has been prefetched."
(let ((entry (save-excursion
(gnus-async-set-buffer)
(assq (intern (format "%s-%d" group article)
(provide 'gnus-async)
+;; arch-tag: fee61de5-3ea2-4de6-8578-2f90ce89391d
;;; gnus-async.el ends here