--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/lisp/modes/autoconf-mode.el	Mon Aug 13 09:36:16 2007 +0200
@@ -0,0 +1,83 @@
+;;; autoconf-mode.el --- autoconf code editing commands for Emacs
+
+;; Author: Martin Buchholz (mrb@eng.sun.com)
+;; Maintainer: Martin Buchholz
+;; Keywords: languages, faces, m4, configure
+
+;; This file is part of XEmacs
+
+;; XEmacs is free software; you can redistribute it and/or modify it
+;; under the terms of the GNU General Public License as published by
+;; the Free Software Foundation; either version 2, or (at your option)
+;; any later version.
+
+;; XEmacs is distributed in the hope that it will be useful, but
+;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+;; General Public License for more details.
+
+;; You should have received a copy of the GNU General Public License
+;; along with XEmacs; see the file COPYING.  If not, write to the Free
+;; Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+;; 02111-1307, USA.
+
+;;; Synched up with: not in FSF.
+
+;;; Commentary:
+
+;; A major mode for editing autoconf input (like configure.in).
+;; Derived from m4-mode.el by Andrew Csillag (drew@staff.prodigy.com)
+
+;;; Code:
+
+;;thank god for make-regexp.el!
+(defvar autoconf-font-lock-keywords
+  `(("\\bdnl \\(.*\\)"  1 font-lock-comment-face t)
+    ("\\$[0-9*#@]" . font-lock-variable-name-face)
+    ("\\b\\(m4_\\)?\\(builtin\\|change\\(com\\|quote\\|word\\)\\|d\\(e\\(bug\\(file\\|mode\\)\\|cr\\|f\\(ine\\|n\\)\\)\\|iv\\(ert\\|num\\)\\|nl\\|umpdef\\)\\|e\\(rrprint\\|syscmd\\|val\\)\\|f\\(ile\\|ormat\\)\\|gnu\\|i\\(f\\(def\\|else\\)\\|n\\(c\\(lude\\|r\\)\\|d\\(ex\\|ir\\)\\)\\)\\|l\\(en\\|ine\\)\\|m\\(4\\(exit\\|wrap\\)\\|aketemp\\)\\|p\\(atsubst\\|opdef\\|ushdef\\)\\|regexp\\|s\\(hift\\|include\\|ubstr\\|ys\\(cmd\\|val\\)\\)\\|tra\\(ceo\\(ff\\|n\\)\\|nslit\\)\\|un\\(d\\(efine\\|ivert\\)\\|ix\\)\\)\\b" . font-lock-keyword-face)
+    "default font-lock-keywords")
+)
+
+(defvar autoconf-mode-syntax-table nil
+  "syntax table used in autoconf mode")
+(setq autoconf-mode-syntax-table (make-syntax-table))
+(modify-syntax-entry ?\" "\""  autoconf-mode-syntax-table)
+(modify-syntax-entry ?\' "\""  autoconf-mode-syntax-table)
+(modify-syntax-entry ?#  "<\n" autoconf-mode-syntax-table)
+(modify-syntax-entry ?\n ">#"  autoconf-mode-syntax-table)
+(modify-syntax-entry ?\( "."   autoconf-mode-syntax-table)
+(modify-syntax-entry ?\) "."   autoconf-mode-syntax-table)
+(modify-syntax-entry ?\[ "(]"  autoconf-mode-syntax-table)
+(modify-syntax-entry ?\] ")["  autoconf-mode-syntax-table)
+(modify-syntax-entry ?*  "."   autoconf-mode-syntax-table)
+(modify-syntax-entry ?_  "_"   autoconf-mode-syntax-table)
+
+(defvar autoconf-mode-map
+  (let ((map (make-sparse-keymap)))
+    (define-key map "\C-c\C-c" 'comment-region)
+    map))
+
+;;;###autoload
+(defun autoconf-mode ()
+  "A major-mode to edit autoconf input files like configure.in
+\\{autoconf-mode-map}
+"
+  (interactive)
+  (kill-all-local-variables)
+  (use-local-map autoconf-mode-map)
+
+  (make-local-variable 'comment-start)
+  (setq comment-start "dnl")
+  (make-local-variable 'parse-sexp-ignore-comments)
+  (setq parse-sexp-ignore-comments t)
+
+  (make-local-variable	'font-lock-defaults)  
+  (setq major-mode 'autoconf-mode)
+  (setq mode-name "Autoconf")
+  (setq font-lock-defaults `(autoconf-font-lock-keywords nil))
+  (set-syntax-table autoconf-mode-syntax-table)
+  (run-hooks 'autoconf-mode-hook))
+
+(provide 'autoconf-mode)
+
+;;; autoconf-mode.el ends here