Merge from origin/emacs-24
[emacs.git] / lisp / url / url-nfs.el
blob1f8a4096460da1ba82ad7a178f093660c5af9ee5
1 ;;; url-nfs.el --- NFS URL interface
3 ;; Copyright (C) 1996-1999, 2004-2015 Free Software Foundation, Inc.
5 ;; Keywords: comm, data, processes
7 ;; This file is part of GNU Emacs.
8 ;;
9 ;; GNU Emacs is free software: you can redistribute it and/or modify
10 ;; it under the terms of the GNU General Public License as published by
11 ;; the Free Software Foundation, either version 3 of the License, or
12 ;; (at your option) any later version.
14 ;; GNU Emacs is distributed in the hope that it will be useful,
15 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
16 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 ;; GNU General Public License for more details.
19 ;; You should have received a copy of the GNU General Public License
20 ;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
22 ;;; Commentary:
24 ;;; Code:
26 (require 'url-parse)
27 (require 'url-file)
29 (defcustom url-nfs-automounter-directory-spec "file:/net/%h%f"
30 "How to invoke the NFS automounter. Certain % sequences are recognized.
32 %h -- the hostname of the NFS server
33 %n -- the port # of the NFS server
34 %u -- the username to use to authenticate
35 %p -- the password to use to authenticate
36 %f -- the filename on the remote server
37 %% -- a literal %
39 Each can be used any number of times."
40 :group 'url
41 :type 'string)
43 (defun url-nfs-unescape (format host port user pass file)
44 (with-current-buffer (get-buffer-create " *nfs-parse*")
45 (erase-buffer)
46 (insert format)
47 (goto-char (point-min))
48 (while (re-search-forward "%\\(.\\)" nil t)
49 (let ((escape (aref (match-string 1) 0)))
50 (replace-match "" t t)
51 (pcase escape
52 (?% (insert "%"))
53 (?h (insert host))
54 (?n (insert (or port "")))
55 (?u (insert (or user "")))
56 (?p (insert (or pass "")))
57 (?f (insert (or file "/"))))))
58 (buffer-string)))
60 (defun url-nfs-build-filename (url)
61 (let* ((host (url-host url))
62 (port (url-port url))
63 (pass (url-password url))
64 (user (url-user url))
65 (file (url-filename url)))
66 (url-generic-parse-url
67 (url-nfs-unescape url-nfs-automounter-directory-spec
68 host port user pass file))))
70 (defun url-nfs (url callback cbargs)
71 (url-file (url-nfs-build-filename url) callback cbargs))
73 (defmacro url-nfs-create-wrapper (method args)
74 `(defun ,(intern (format "url-nfs-%s" method)) ,args
75 ,(format "NFS URL wrapper around `%s' call." method)
76 (setq url (url-nfs-build-filename url))
77 (and url (,(intern (format "url-file-%s" method))
78 ,@(remove '&rest (remove '&optional args))))))
80 (url-nfs-create-wrapper file-exists-p (url))
81 (url-nfs-create-wrapper file-attributes (url &optional id-format))
82 (url-nfs-create-wrapper file-symlink-p (url))
83 (url-nfs-create-wrapper file-readable-p (url))
84 (url-nfs-create-wrapper file-writable-p (url))
85 (url-nfs-create-wrapper file-executable-p (url))
86 (url-nfs-create-wrapper directory-files (url &optional full match nosort))
87 (url-nfs-create-wrapper file-truename (url &optional counter prev-dirs))
89 (provide 'url-nfs)
91 ;;; url-nfs.el ends here