;;; autoconf-mode.el --- autoconf code editing commands for Emacs;; Author: Martin Buchholz (martin@xemacs.org);; Maintainer: Martin Buchholz;; Keywords: languages, faces, m4, configure;; This file is part of Autoconf;; Copyright 2001 Free Software Foundation, Inc.;;;; This program 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.;;;; This program 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 this program; if not, write to the Free Software;; Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA;; 02111-1307, USA.;; A major mode for editing autoconf input (like configure.in).;; Derived from m4-mode.el by Andrew Csillag (drew@staff.prodigy.com);;; Your should add the following to your Emacs configuration file:;;  (autoload 'autoconf-mode "autoconf-mode";;            "Major mode for editing autoconf files." t);;  (setq auto-mode-alist;;        (cons '("\\.ac\\'\\|configure\\.in\\'" . autoconf-mode);;              auto-mode-alist));;; 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)    ("^\\(\\(m4_\\)?define\\|A._DEFUN\\|m4_defun\\)(\\[?\\([A-Za-z0-9_]+\\)" 3 font-lock-function-name-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 '[(control c) (\;)] 'comment-region)    map))(defun autoconf-current-defun ()  "Autoconf value for `add-log-current-defun-function'.This tells add-log.el how to find the current macro."  (save-excursion    (if (re-search-backward "^\\(m4_define\\|m4_defun\\|A._DEFUN\\)(\\[*\\([A-Za-z0-9_]+\\)" nil t)	(buffer-substring (match-beginning 2)			  (match-end 2))      nil)));;;###autoload(defun autoconf-mode ()  "A major-mode to edit Autoconf files like configure.ac.\\{autoconf-mode-map}"  (interactive)  (kill-all-local-variables)  (use-local-map autoconf-mode-map)  (make-local-variable 'add-log-current-defun-function)  (setq add-log-current-defun-function 'autoconf-current-defun)  (make-local-variable 'comment-start)  (setq comment-start "# ")  (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