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;;; url-nfs.el --- NFS URL interface
;; Author: $Author: fx $
;; Created: $Date: 2001/05/22 16:10:50 $
;; Version: $Revision: 1.3 $
;; Keywords: comm, data, processes
;;; Copyright (c) 1996 by William M. Perry <>
;;; Copyright (c) 1996 - 1999 Free Software Foundation, Inc.
;;; 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 2, 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.
(eval-when-compile (require 'cl))
(require 'url-parse)
(require 'url-file)
(defvar url-nfs-automounter-directory-spec
"*How to invoke the NFS automounter. Certain % sequences are recognized.
%h -- the hostname of the NFS server
%n -- the port # of the NFS server
%u -- the username to use to authenticate
%p -- the password to use to authenticate
%f -- the filename on the remote server
%% -- a literal %
Each can be used any number of times.")
(defun url-nfs-unescape (format host port user pass file)
(set-buffer (get-buffer-create " *nfs-parse*"))
(insert format)
(goto-char (point-min))
(while (re-search-forward "%\\(.\\)" nil t)
(let ((escape (aref (match-string 1) 0)))
(replace-match "" t t)
(case escape
(?% (insert "%"))
(?h (insert host))
(?n (insert (or port "")))
(?u (insert (or user "")))
(?p (insert (or pass "")))
(?f (insert (or file "/"))))))
(defun url-nfs-build-filename (url)
(let* ((host (url-host url))
(port (string-to-int (url-port url)))
(pass (url-password url))
(user (url-user url))
(file (url-filename url)))
(url-nfs-unescape url-nfs-automounter-directory-spec
host port user pass file))))
(defun url-nfs (url callback cbargs)
(url-file (url-nfs-build-filename url) callback cbargs))
(defmacro url-nfs-create-wrapper (method args)
(` (defun (, (intern (format "url-nfs-%s" method))) (, args)
(, (format "NFS URL wrapper around `%s' call." method))
(setq url (url-nfs-build-filename url))
(and url ((, (intern (format "url-file-%s" method)))
(,@ (remove '&rest (remove '&optional args))))))))
(url-nfs-create-wrapper file-exists-p (url))
(url-nfs-create-wrapper file-attributes (url))
(url-nfs-create-wrapper file-symlink-p (url))
(url-nfs-create-wrapper file-readable-p (url))
(url-nfs-create-wrapper file-writable-p (url))
(url-nfs-create-wrapper file-executable-p (url))
(if (featurep 'xemacs)
(url-nfs-create-wrapper directory-files (url &optional full match nosort files-only))
(url-nfs-create-wrapper file-truename (url &optional default)))
(url-nfs-create-wrapper directory-files (url &optional full match nosort))
(url-nfs-create-wrapper file-truename (url &optional counter prev-dirs)))
(provide 'url-nfs)