;; Customization variables
-(defcustom gnus-refer-article-method nil
+(defcustom gnus-refer-article-method 'current
"Preferred method for fetching an article by Message-ID.
If you are reading news from the local spool (with nnspool), fetching
articles by Message-ID is painfully slow. By setting this method to an
It can also be a list of select methods, as well as the special symbol
`current', which means to use the current select method. If it is a
list, Gnus will try all the methods in the list until it finds a match."
+ :version "24.1"
:group 'gnus-server
:type '(choice (const :tag "default" nil)
(const current)
(defvar gnus-newsgroup-name nil)
(defvar gnus-ephemeral-servers nil)
(defvar gnus-server-method-cache nil)
+(defvar gnus-extended-servers nil)
(defvar gnus-agent-fetching nil
"Whether Gnus agent is in fetching mode.")
'((seen range)
(killed range)
(bookmark tuple)
+ (uid tuple)
+ (active tuple)
(score tuple)))
;; Propagate flags to server, with the following exceptions:
gnus-valid-select-methods)))
(equal (nth 1 m1) (nth 1 m2)))))))
+(defun gnus-methods-sloppily-equal (m1 m2)
+ ;; Same method.
+ (or
+ (eq m1 m2)
+ ;; Type and name are equal.
+ (and
+ (eq (car m1) (car m2))
+ (equal (cadr m1) (cadr m2))
+ (gnus-sloppily-equal-method-parameters m1 m2))))
+
+(defsubst gnus-sloppily-equal-method-parameters (m1 m2)
+ ;; Check parameters for sloppy equalness.
+ (let ((p1 (copy-list (cddr m1)))
+ (p2 (copy-list (cddr m2)))
+ e1 e2)
+ (block nil
+ (while (setq e1 (pop p1))
+ (unless (setq e2 (assq (car e1) p2))
+ ;; The parameter doesn't exist in p2.
+ (return nil))
+ (setq p2 (delq e2 p2))
+ (unless (equalp e1 e2)
+ (if (not (and (stringp (cadr e1))
+ (stringp (cadr e2))))
+ (return nil)
+ ;; Special-case string parameter comparison so that we
+ ;; can uniquify them.
+ (let ((s1 (cadr e1))
+ (s2 (cadr e2)))
+ (when (string-match "/$" s1)
+ (setq s1 (directory-file-name s1)))
+ (when (string-match "/$" s2)
+ (setq s2 (directory-file-name s2)))
+ (unless (equal s1 s2)
+ (return nil))))))
+ ;; If p2 now is empty, they were equal.
+ (null p2))))
+
(defun gnus-server-equal (m1 m2)
"Say whether two methods are equal."
(let ((m1 (cond ((null m1) gnus-select-method)
gnus-valid-select-methods)))
(defun gnus-similar-server-opened (method)
- (let ((opened gnus-opened-servers))
+ "Return non-nil if we have a similar server opened.
+This is defined as a server with the same name, but different
+parameters."
+ (let ((opened gnus-opened-servers)
+ open)
(while (and method opened)
- (when (and (equal (cadr method) (cadaar opened))
- (equal (car method) (caaar opened))
- (not (equal method (caar opened))))
- (setq method nil))
- (pop opened))
+ (setq open (car (pop opened)))
+ ;; Type and name are the same...
+ (when (and (equal (car method) (car open))
+ (equal (cadr method) (cadr open))
+ ;; ... but the rest of the parameters differ.
+ (not (gnus-methods-sloppily-equal method open)))
+ (setq method nil)))
(not method)))
(defun gnus-server-extend-method (group method)
(if (or (not (inline (gnus-similar-server-opened method)))
(not (cddr method)))
method
- `(,(car method) ,(concat (cadr method) "+" group)
- (,(intern (format "%s-address" (car method))) ,(cadr method))
- ,@(cddr method))))
+ (setq method
+ `(,(car method) ,(concat (cadr method) "+" group)
+ (,(intern (format "%s-address" (car method))) ,(cadr method))
+ ,@(cddr method)))
+ (push method gnus-extended-servers)
+ method))
(defun gnus-server-status (method)
"Return the status of METHOD."
(format "%s using %s" address (car server))
(format "%s" (car server)))))
+(defun gnus-same-method-different-name (method)
+ (let ((slot (intern (concat (symbol-name (car method)) "-address"))))
+ (unless (assq slot (cddr method))
+ (setq method
+ (append method (list (list slot (nth 1 method)))))))
+ (let ((methods gnus-extended-servers)
+ open found)
+ (while (and (not found)
+ (setq open (pop methods)))
+ (when (and (eq (car method) (car open))
+ (gnus-sloppily-equal-method-parameters method open))
+ (setq found open)))
+ found))
+
(defun gnus-find-method-for-group (group &optional info)
"Find the select method that GROUP uses."
(or gnus-override-method
(cond ((stringp method)
(inline (gnus-server-to-method method)))
((stringp (cadr method))
- (inline (gnus-server-extend-method group method)))
+ (or
+ (inline
+ (gnus-same-method-different-name method))
+ (inline (gnus-server-extend-method group method))))
(t
method)))
(cond ((equal (cadr method) "")
startup level. If ARG is non-nil and not a positive number, Gnus will
prompt the user for the name of an NNTP server to use."
(interactive "P")
+ ;; When using the development version of Gnus, load the gnus-load
+ ;; file.
+ (unless (string-match "^Gnus" gnus-version)
+ (load "gnus-load"))
(unless (byte-code-function-p (symbol-function 'gnus))
(message "You should byte-compile Gnus")
(sit-for 2))