Merge from emacs-24; up to 2014-05-29T17:16:00Z!dmantipov@yandex.ru

[bpt/emacs.git] / lisp / progmodes / autoconf.el

diff --git a/lisp/progmodes/autoconf.el b/lisp/progmodes/autoconf.el
index e6eaea9..7baf906 100644 (file)
--- a/lisp/progmodes/autoconf.el
+++ b/lisp/progmodes/autoconf.el
@@ -1,6 +1,6 @@
 ;;; autoconf.el --- mode for editing Autoconf configure.ac files
 
-;; Copyright (C) 2000-2013 Free Software Foundation, Inc.
+;; Copyright (C) 2000-2014 Free Software Foundation, Inc.
 
 ;; Author: Dave Love <fx@gnu.org>
 ;; Keywords: languages
@@ -79,7 +79,8 @@ searching backwards at another AC_... command."
   (setq-local parens-require-spaces nil) ; for M4 arg lists
   (setq-local defun-prompt-regexp "^[ \t]*A[CM]_\\(\\sw\\|\\s_\\)+")
   (setq-local comment-start "dnl ")
-  (setq-local comment-start-skip "\\(?:\\(\\W\\|\\`\\)dnl\\|#\\) +")
+  ;; We want to avoid matching "dnl" in other text.
+  (setq-local comment-start-skip "\\(?:\\(\\W\\|^\\)dnl\\|#\\) +")
   (setq-local syntax-propertize-function
              (syntax-propertize-rules ("\\<dnl\\>" (0 "<"))))
   (setq-local font-lock-defaults