--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/lisp/apel/emu-xemacs.el	Mon Aug 13 09:39:39 2007 +0200
@@ -0,0 +1,160 @@
+;;; emu-xemacs.el --- emu API implementation for XEmacs
+
+;; Copyright (C) 1995 Free Software Foundation, Inc.
+;; Copyright (C) 1995,1996,1997 MORIOKA Tomohiko
+
+;; Author: MORIOKA Tomohiko <morioka@jaist.ac.jp>
+;; Version:
+;;	$Id: emu-xemacs.el,v 1.1 1997/06/03 04:18:35 steve Exp $
+;; Keywords: emulation, compatibility, XEmacs
+
+;; This file is part of XEmacs.
+
+;; This program 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.
+
+;; This program 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 XEmacs; see the file COPYING.  If not, write to the Free
+;; Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+;; 02111-1307, USA.
+
+;;; Code:
+
+;;; @ face
+;;;
+
+(or (fboundp 'face-list)
+    (defalias 'face-list 'list-faces)
+    )
+
+(or (memq 'underline (face-list))
+    (and (fboundp 'make-face)
+	 (make-face 'underline)
+	 ))
+
+(or (face-differs-from-default-p 'underline)
+    (set-face-underline-p 'underline t))
+
+
+;;; @ overlay
+;;;
+
+(condition-case err
+    (require 'overlay)
+  (error (defalias 'make-overlay 'make-extent)
+	 (defalias 'overlay-put 'set-extent-property)
+	 (defalias 'overlay-buffer 'extent-buffer)
+	 (defun move-overlay (extent start end &optional buffer)
+	   (set-extent-endpoints extent start end)
+	   )
+	 ))
+
+
+;;; @ visible/invisible
+;;;
+
+(defmacro enable-invisible ())
+
+(defmacro end-of-invisible ())
+
+(defun invisible-region (start end)
+  (if (save-excursion
+	(goto-char start)
+	(eq (following-char) ?\n)
+	)
+      (setq start (1+ start))
+    )
+  (put-text-property start end 'invisible t)
+  )
+
+(defun visible-region (start end)
+  (put-text-property start end 'invisible nil)
+  )
+
+(defun invisible-p (pos)
+  (if (save-excursion
+	(goto-char pos)
+	(eq (following-char) ?\n)
+	)
+      (setq pos (1+ pos))
+    )
+  (get-text-property pos 'invisible)
+  )
+
+(defun next-visible-point (pos)
+  (save-excursion
+    (if (save-excursion
+	  (goto-char pos)
+	  (eq (following-char) ?\n)
+	  )
+	(setq pos (1+ pos))
+      )
+    (or (next-single-property-change pos 'invisible)
+	(point-max))
+    ))
+
+
+;;; @ mouse
+;;;
+
+(defvar mouse-button-1 'button1)
+(defvar mouse-button-2 'button2)
+(defvar mouse-button-3 'button3)
+
+
+;;; @ dired
+;;;
+
+(or (fboundp 'dired-other-frame)
+    (defun dired-other-frame (dirname &optional switches)
+      "\"Edit\" directory DIRNAME.  Like `dired' but makes a new frame."
+      (interactive (dired-read-dir-and-switches "in other frame "))
+      (switch-to-buffer-other-frame (dired-noselect dirname switches))
+      )
+    )
+
+
+;;; @ string
+;;;
+
+(defmacro char-list-to-string (char-list)
+  "Convert list of character CHAR-LIST to string. [emu-xemacs.el]"
+  `(mapconcat #'char-to-string ,char-list ""))
+
+
+;;; @@ to avoid bug of XEmacs 19.14
+;;;
+
+(or (string-match "^../"
+		  (file-relative-name "/usr/local/share" "/usr/local/lib"))
+    ;; This function was imported from Emacs 19.33.
+    (defun file-relative-name (filename &optional directory)
+      "Convert FILENAME to be relative to DIRECTORY
+(default: default-directory). [emu-xemacs.el]"
+      (setq filename (expand-file-name filename)
+	    directory (file-name-as-directory
+		       (expand-file-name
+			(or directory default-directory))))
+      (let ((ancestor ""))
+	(while (not (string-match (concat "^" (regexp-quote directory))
+				  filename))
+	  (setq directory (file-name-directory (substring directory 0 -1))
+		ancestor (concat "../" ancestor)))
+	(concat ancestor (substring filename (match-end 0)))
+	))
+    )
+
+    
+;;; @ end
+;;;
+
+(provide 'emu-xemacs)
+
+;;; emu-xemacs.el ends here