lisp/inc-vers.el

   1 ;;; inc-vers.el --- load this to increment the recorded Emacs version number.
   2
   3 ;; Maintainer: FSF
   4 ;; Last-Modified: 31 Oct 1989
   5 ;; Keywords: internal
   6
   7 ;; Copyright (C) 1985, 1986 Free Software Foundation, Inc.
   8
   9 ;; This file is part of GNU Emacs.
  10
  11 ;; GNU Emacs is free software; you can redistribute it and/or modify
  12 ;; it under the terms of the GNU General Public License as published by
  13 ;; the Free Software Foundation; either version 2, or (at your option)
  14 ;; any later version.
  15
  16 ;; GNU Emacs is distributed in the hope that it will be useful,
  17 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  18 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19 ;; GNU General Public License for more details.
  20
  21 ;; You should have received a copy of the GNU General Public License
  22 ;; along with GNU Emacs; see the file COPYING.  If not, write to
  23 ;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
  24
  25 ;;; Code:
  26
  27 (insert-file-contents "../lisp/version.el")
  28
  29 (re-search-forward "emacs-version \"[^\"]*[0-9]+\"")
  30 (forward-char -1)
  31 (save-excursion
  32   (save-restriction
  33     (narrow-to-region (point)
  34                       (progn (skip-chars-backward "0-9") (point)))
  35     (goto-char (point-min))
  36     (let ((version (read (current-buffer))))
  37       (delete-region (point-min) (point-max))
  38       (prin1 (1+ version) (current-buffer)))))
  39 (skip-chars-backward "^\"")
  40 (message "New Emacs version will be %s"
  41          (buffer-substring (point)
  42                            (progn (skip-chars-forward "^\"") (point))))
  43
  44
  45 (write-region (point-min) (point-max) "../lisp/version.el" nil 'nomsg)
  46 (erase-buffer)
  47 (set-buffer-modified-p nil)
  48
  49 (kill-emacs)
  50
  51 ;;; inc-vers.el ends here