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;;; gnus-ems.el --- functions for making Gnus work under different Emacsen
;; Copyright (C) 1995-2016 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
;; it under the terms of the GNU General Public License as published by
;; 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
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
;;; Code:
(eval-when-compile
(require 'cl)
(require 'ring))
;;; Function aliases later to be redefined for XEmacs usage.
(defvar gnus-mouse-2 [mouse-2])
(defvar gnus-down-mouse-3 [down-mouse-3])
(defvar gnus-down-mouse-2 [down-mouse-2])
(defvar gnus-widget-button-keymap nil)
(defvar gnus-mode-line-modified
(if (featurep 'xemacs)
'("--**-" . "-----")
'("**" "--")))
(eval-and-compile
(autoload 'gnus-xmas-define "gnus-xmas")
(autoload 'gnus-xmas-redefine "gnus-xmas"))
(autoload 'gnus-get-buffer-create "gnus")
(autoload 'nnheader-find-etc-directory "nnheader")
(autoload 'smiley-region "smiley")
(defun gnus-kill-all-overlays ()
"Delete all overlays in the current buffer."
(let* ((overlayss (overlay-lists))
(buffer-read-only nil)
(overlays (delq nil (nconc (car overlayss) (cdr overlayss)))))
(while overlays
(delete-overlay (pop overlays)))))
;;; Mule functions.
(defun gnus-mule-max-width-function (el max-width)
`(let* ((val (eval (, el)))
(valstr (if (numberp val)
(int-to-string val) val)))
(if (> (length valstr) ,max-width)
(truncate-string-to-width valstr ,max-width)
valstr)))
(provide 'gnus-ems)
;;; gnus-ems.el ends here
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