1 ;;; blessmail.el --- Decide whether movemail needs special privileges.
3 ;;; Copyright (C) 1994 Free Software Foundation, Inc.
8 ;; This file is part of GNU Emacs.
10 ;; GNU Emacs is free software; you can redistribute it and/or modify
11 ;; it under the terms of the GNU General Public License as published by
12 ;; the Free Software Foundation; either version 2, or (at your option)
15 ;; GNU Emacs is distributed in the hope that it will be useful,
16 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 ;; GNU General Public License for more details.
20 ;; You should have received a copy of the GNU General Public License
21 ;; along with GNU Emacs; see the file COPYING. If not, write to
22 ;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
26 ;; This is loaded into a bare Emacs to create the blessmail script,
27 ;; which (on systems that need it) is used during installation
28 ;; to give appropriate permissions to movemail.
30 ;; It has to be done from lisp in order to be sure of getting the
31 ;; correct value of rmail-spool-directory.
35 (message "Using load-path %s" load-path
)
39 (let ((dirname (directory-file-name rmail-spool-directory
))
41 ;; Check for symbolic link
42 (while (setq linkname
(file-symlink-p dirname
))
43 (setq dirname
(if (file-name-absolute-p linkname
)
45 (concat (file-name-directory dirname
) linkname
))))
46 (setq attr
(file-attributes dirname
))
49 (list (format "%s is not a directory" rmail-spool-directory
))))
50 (setq modes
(nth 8 attr
))
51 (insert "#!/bin/sh\n")
53 ((= ?w
(aref modes
8))
55 ((= ?w
(aref modes
5))
56 (insert "chgrp " (number-to-string (nth 3 attr
))
57 " $* && chmod g+s $*\n"))
58 ((= ?w
(aref modes
2))
59 (insert "chown " (number-to-string (nth 2 attr
))
60 " $* && chmod u+s $*\n"))
62 (insert "chown root $* && chmod u+s $*\n"))))
63 (write-region (point-min) (point-max) "blessmail")
66 ;;; blessmail.el ends here