;;; nnoo.el --- OO Gnus Backends
-;; Copyright (C) 1996,97,98 Free Software Foundation, Inc.
+
+;; Copyright (C) 1996-2014 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
;; 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:
"The same as `defvar', only takes list of variables to MAP to."
`(prog1
,(if doc
- `(defvar ,var ,init ,doc)
+ `(defvar ,var ,init ,(concat doc "\n\nThis is a Gnus server variable. See Info node `(gnus)Select Methods'."))
`(defvar ,var ,init))
(nnoo-define ',var ',map)))
(put 'defvoo 'lisp-indent-function 2)
(defmacro nnoo-declare (backend &rest parents)
`(eval-and-compile
- (push (list ',backend
- (mapcar (lambda (p) (list p)) ',parents)
- nil nil)
- nnoo-definition-alist)
- (push (list ',backend "*internal-non-initialized-backend*")
- nnoo-state-alist)))
+ (if (assq ',backend nnoo-definition-alist)
+ (setcar (cdr (assq ',backend nnoo-definition-alist))
+ (mapcar 'list ',parents))
+ (push (list ',backend
+ (mapcar 'list ',parents)
+ nil nil)
+ nnoo-definition-alist))
+ (unless (assq ',backend nnoo-state-alist)
+ (push (list ',backend "*internal-non-initialized-backend*")
+ nnoo-state-alist))))
(put 'nnoo-declare 'lisp-indent-function 1)
(defun nnoo-parents (backend)
(cdr (assq pbackend (nnoo-parents backend))))
(prog1
(apply function args)
- ;; Copy the changed variables back into the child.
- (let ((vars (cdr (assq pbackend (nnoo-parents backend)))))
- (while vars
- (set (cadar vars) (symbol-value (caar vars)))
- (setq vars (cdr vars)))))))
+ ;; Copy the changed variables back into the child.
+ (let ((vars (cdr (assq pbackend (nnoo-parents backend)))))
+ (while vars
+ (set (cadar vars) (symbol-value (caar vars)))
+ (setq vars (cdr vars)))))))
(defun nnoo-execute (backend function &rest args)
"Execute FUNCTION on behalf of BACKEND."
(while (setq def (pop defs))
(unless (assq (car def) bvariables)
(nconc bvariables
- (list (cons (car def) (and (boundp (car def))
- (symbol-value (car def)))))))
+ (list (cons (car def) (and (boundp (car def))
+ (symbol-value (car def)))))))
(if (equal server "*internal-non-initialized-backend*")
(set (car def) (symbol-value (cadr def)))
(set (car def) (cadr def)))))
(&rest args)
(nnheader-report ',backend ,(format "%s-%s not implemented"
backend function))))))))
+
+(defun nnoo-set (server &rest args)
+ (let ((parents (nnoo-parents (car server)))
+ (nnoo-parent-backend (car server)))
+ (while parents
+ (nnoo-change-server (caar parents)
+ (cadr server)
+ (cdar parents))
+ (pop parents)))
+ (nnoo-change-server (car server)
+ (cadr server) (cddr server))
+ (while args
+ (set (pop args) (pop args))))
+
(provide 'nnoo)
-;;; nnoo.el ends here.
+;;; nnoo.el ends here