auth-source.el: Use sharp-quoting with functions

[gnus] / lisp / yenc.el

diff --git a/lisp/yenc.el b/lisp/yenc.el
index 767d262..cfe9f2e 100644 (file)
--- a/lisp/yenc.el
+++ b/lisp/yenc.el
@@ -1,16 +1,16 @@
 ;;; yenc.el --- elisp native yenc decoder
 
-;; Copyright (C) 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
+;; Copyright (C) 2002-2015 Free Software Foundation, Inc.
 
 ;; Author: Jesper Harder <harder@ifa.au.dk>
 ;; Keywords: yenc 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
@@ -18,9 +18,7 @@
 ;; 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., 51 Franklin Street, Fifth Floor,
-;; Boston, MA 02110-1301, USA.
+;; along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
 
 ;;; Commentary:
 
@@ -55,6 +53,25 @@
        191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207
        208 209 210 211 212 213])
 
+(defun yenc-first-part-p ()
+  "Say whether the buffer contains the first part of a yEnc file."
+  (save-excursion
+    (goto-char (point-min))
+    (re-search-forward "^=ybegin part=1 " nil t)))
+
+(defun yenc-last-part-p ()
+  "Say whether the buffer contains the last part of a yEnc file."
+  (save-excursion
+    (goto-char (point-min))
+    (let (total-size end-size)
+      (when (re-search-forward "^=ybegin.*size=\\([0-9]+\\)" nil t)
+       (setq total-size (match-string 1)))
+      (when (re-search-forward "^=ypart.*end=\\([0-9]+\\)" nil t)
+       (setq end-size (match-string 1)))
+      (and total-size
+          end-size
+          (string= total-size end-size)))))
+
 ;;;###autoload
 (defun yenc-decode-region (start end)
   "Yenc decode region between START and END using an internal decoder."
@@ -72,8 +89,9 @@
              (when (re-search-forward "^=yend.*$" end t)
                (setq last (match-beginning 0))
                (setq footer-alist (yenc-parse-line (match-string 0)))
-               (let (default-enable-multibyte-characters)
-                 (setq work-buffer (generate-new-buffer " *yenc-work*")))
+               (setq work-buffer (generate-new-buffer " *yenc-work*"))
+               (unless (featurep 'xemacs)
+                 (with-current-buffer work-buffer (set-buffer-multibyte nil)))
                (while (< first last)
                  (setq char (char-after first))
                  (cond ((or (eq char ?\r)
@@ -118,5 +136,4 @@
 
 (provide 'yenc)
 
-;;; arch-tag: 74df17e8-6fa8-4071-9f7d-54d548d79d9a
 ;;; yenc.el ends here