X-Git-Url: http://git.chise.org/gitweb/?a=blobdiff_plain;f=lisp%2Fbinhex.el;h=0147921cad8653c53ed94fabdf039ac696c0933e;hb=08ee2f3ea941c7a0fdd3b67a4c518847435c823c;hp=200d571a4b06237dfe72c69fbe22886b53c40009;hpb=21fdea004a85252c95fa32faa56e2fc4cf8e9c07;p=elisp%2Fgnus.git-

diff --git a/lisp/binhex.el b/lisp/binhex.el
index 200d571..0147921 100644
--- a/lisp/binhex.el
+++ b/lisp/binhex.el
@@ -1,8 +1,7 @@
 ;;; binhex.el -- elisp native binhex decode
-;; Copyright (c) 1998 Free Software Foundation, Inc.
+;; Copyright (c) 1998, 1999, 2000 Free Software Foundation, Inc.
 
 ;; Author: Shenghuo Zhu <zsh@cs.rochester.edu>
-;; Create Date: Oct 1, 1998
 ;; Keywords: binhex news
 
 ;; This file is part of GNU Emacs.
@@ -28,8 +27,11 @@
 
 (eval-when-compile (require 'cl))
 
-(if (not (fboundp 'char-int))
-    (fset 'char-int 'identity))
+(eval-and-compile
+  (defalias 'binhex-char-int
+    (if (fboundp 'char-int)
+	'char-int
+      'identity)))
 
 (defvar binhex-decoder-program "hexbin"
   "*Non-nil value should be a string that names a uu decoder.
@@ -67,7 +69,7 @@ input and write the converted data to its standard output.")
 	((boundp 'temporary-file-directory) temporary-file-directory)
 	("/tmp/")))
 
-(if (string-match "XEmacs" emacs-version)
+(if (featurep 'xemacs)
     (defalias 'binhex-insert-char 'insert-char)
   (defun binhex-insert-char (char &optional count ignored buffer)
     (if (or (null buffer) (eq buffer (current-buffer)))
@@ -132,14 +134,14 @@ input and write the converted data to its standard output.")
 (defun binhex-string-big-endian (string)
   (let ((ret 0) (i 0) (len (length string)))
     (while (< i len)
-      (setq ret (+ (lsh ret 8) (char-int (aref string i)))
+      (setq ret (+ (lsh ret 8) (binhex-char-int (aref string i)))
 	    i (1+ i)))
     ret))
 
 (defun binhex-string-little-endian (string)
   (let ((ret 0) (i 0) (shift 0) (len (length string)))
     (while (< i len)
-      (setq ret (+ ret (lsh (char-int (aref string i)) shift))
+      (setq ret (+ ret (lsh (binhex-char-int (aref string i)) shift))
 	    i (1+ i)
 	    shift (+ shift 8)))
     ret))
@@ -149,11 +151,11 @@ input and write the converted data to its standard output.")
     (let ((pos (point-min)) len)
       (vector
        (prog1
-	   (setq len (char-int (char-after pos)))
+	   (setq len (binhex-char-int (char-after pos)))
 	 (setq pos (1+ pos)))
        (buffer-substring pos (setq pos (+ pos len)))
        (prog1
-	   (setq len (char-int (char-after pos)))
+	   (setq len (binhex-char-int (char-after pos)))
 	 (setq pos (1+ pos)))
        (buffer-substring pos (setq pos (+ pos 4)))
        (buffer-substring pos (setq pos (+ pos 4)))
@@ -198,15 +200,8 @@ If HEADER-ONLY is non-nil only decode header and return filename."
 	(save-excursion
 	  (goto-char start)
 	  (when (re-search-forward binhex-begin-line end t)
-	    (if (and (not (string-match "XEmacs\\|Lucid" emacs-version))
-		     (boundp 'enable-multibyte-characters))
-		(let ((multibyte
-		       (default-value 'enable-multibyte-characters)))
-		  (setq-default enable-multibyte-characters nil)
-		  (setq work-buffer (generate-new-buffer " *binhex-work*"))
-		  (setq-default enable-multibyte-characters multibyte))
+	    (let (default-enable-multibyte-characters)
 	      (setq work-buffer (generate-new-buffer " *binhex-work*")))
-	    (buffer-disable-undo work-buffer)
 	    (beginning-of-line)
 	    (setq bits 0 counter 0)
 	    (while tmp
@@ -267,9 +262,9 @@ If HEADER-ONLY is non-nil only decode header and return filename."
   "Binhex decode region between START and END using external decoder."
   (interactive "r")
   (let ((cbuf (current-buffer)) firstline work-buffer status
-	(file-name (concat binhex-temporary-file-directory
-			   (binhex-decode-region start end t)
-			   ".data")))
+	(file-name (expand-file-name
+		    (concat (binhex-decode-region start end t) ".data")
+		    binhex-temporary-file-directory)))
     (save-excursion
       (goto-char start)
       (when (re-search-forward binhex-begin-line nil t)