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Annotation of GNUtools/emacs/lisp/inc-vers.el, revision 1.1.1.1

1.1       root        1: ;; Load this file to increment the recorded Emacs version number.
                      2: ;; Copyright (C) 1985, 1986 Free Software Foundation, Inc.
                      3: 
                      4: ;; This file is part of GNU Emacs.
                      5: 
                      6: ;; GNU Emacs is free software; you can redistribute it and/or modify
                      7: ;; it under the terms of the GNU General Public License as published by
                      8: ;; the Free Software Foundation; either version 1, or (at your option)
                      9: ;; any later version.
                     10: 
                     11: ;; GNU Emacs is distributed in the hope that it will be useful,
                     12: ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
                     13: ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     14: ;; GNU General Public License for more details.
                     15: 
                     16: ;; You should have received a copy of the GNU General Public License
                     17: ;; along with GNU Emacs; see the file COPYING.  If not, write to
                     18: ;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
                     19: 
                     20: 
                     21: ;; Find the file version.el in the path for lisp files, 
                     22: ;; and set version-file.
                     23: (setq version-file nil)
                     24: (setq temp (mapcar '(lambda (dir)
                     25:                      (cons dir (file-exists-p (expand-file-name "version.el" dir))))
                     26:                   load-path))
                     27: (while temp
                     28:   (and (cdr (car temp)) (null version-file)
                     29:        (setq version-file (expand-file-name "version.el" (car (car temp)))))
                     30:   (setq temp (cdr temp)))
                     31:       
                     32: (insert-file-contents version-file)
                     33: 
                     34: (re-search-forward "emacs-version \"[^\"]*[0-9]+\"")
                     35: (forward-char -1)
                     36: (save-excursion
                     37:   (save-restriction
                     38:     (narrow-to-region (point)
                     39:                      (progn (skip-chars-backward "0-9") (point)))
                     40:     (goto-char (point-min))
                     41:     (let ((version (read (current-buffer))))
                     42:       (delete-region (point-min) (point-max))
                     43:       (prin1 (1+ version) (current-buffer)))))
                     44: (skip-chars-backward "^\"")
                     45: (message "New Emacs version will be %s"
                     46:         (buffer-substring (point)
                     47:                           (progn (skip-chars-forward "^\"") (point))))
                     48: 
                     49: 
                     50: (write-region (point-min) (point-max) version-file nil 'nomsg)
                     51: (erase-buffer)
                     52: (set-buffer-modified-p nil)
                     53: 
                     54: (kill-emacs)

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