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92 lines
3.0 KiB
EmacsLisp
92 lines
3.0 KiB
EmacsLisp
;;; url-nfs.el --- NFS URL interface
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;; Copyright (C) 1996-1999, 2004-2020 Free Software Foundation, Inc.
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;; Keywords: comm, data, processes
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;; This file is part of GNU Emacs.
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;;
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;; GNU Emacs is free software: you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; GNU Emacs is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
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;;; Commentary:
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;;; Code:
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(require 'url-parse)
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(require 'url-file)
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(defcustom url-nfs-automounter-directory-spec "file:/net/%h%f"
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"How to invoke the NFS automounter. Certain % sequences are recognized.
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%h -- the hostname of the NFS server
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%n -- the port # of the NFS server
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%u -- the username to use to authenticate
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%p -- the password to use to authenticate
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%f -- the filename on the remote server
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%% -- a literal %
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Each can be used any number of times."
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:group 'url
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:type 'string)
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(defun url-nfs-unescape (format host port user pass file)
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(with-current-buffer (get-buffer-create " *nfs-parse*")
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(erase-buffer)
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(insert format)
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(goto-char (point-min))
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(while (re-search-forward "%\\(.\\)" nil t)
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(let ((escape (aref (match-string 1) 0)))
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(replace-match "" t t)
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(pcase escape
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(?% (insert "%"))
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(?h (insert host))
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(?n (insert (or port "")))
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(?u (insert (or user "")))
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(?p (insert (or pass "")))
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(?f (insert (or file "/"))))))
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(buffer-string)))
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(defun url-nfs-build-filename (url)
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(let* ((host (url-host url))
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(port (url-port url))
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(pass (url-password url))
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(user (url-user url))
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(file (url-filename url)))
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(url-generic-parse-url
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(url-nfs-unescape url-nfs-automounter-directory-spec
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host port user pass file))))
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(defun url-nfs (url callback cbargs)
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(url-file (url-nfs-build-filename url) callback cbargs))
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(defmacro url-nfs-create-wrapper (method args)
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`(defun ,(intern (format "url-nfs-%s" method)) ,args
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,(format "NFS URL wrapper around `%s' call." method)
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(setq url (url-nfs-build-filename url))
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(and url (,(intern (format "url-file-%s" method))
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,@(remove '&rest (remove '&optional args))))))
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(url-nfs-create-wrapper file-exists-p (url))
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(url-nfs-create-wrapper file-attributes (url &optional id-format))
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(url-nfs-create-wrapper file-symlink-p (url))
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(url-nfs-create-wrapper file-readable-p (url))
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(url-nfs-create-wrapper file-writable-p (url))
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(url-nfs-create-wrapper file-executable-p (url))
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(url-nfs-create-wrapper directory-files (url &optional full match nosort))
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(url-nfs-create-wrapper file-truename (url &optional counter prev-dirs))
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(provide 'url-nfs)
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;;; url-nfs.el ends here
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