(vhdl-update-progress-info): Avoid divide by zero error.

[gnu-emacs] / lisp / progmodes / m4-mode.el

diff --git a/lisp/progmodes/m4-mode.el b/lisp/progmodes/m4-mode.el
index af719a2854b0bdba8ed91834c7deec70073b949f..831d0fd5bb993a45eb6035442d929468eb44efd0 100644 (file)
--- a/lisp/progmodes/m4-mode.el
+++ b/lisp/progmodes/m4-mode.el
@@ -1,6 +1,6 @@
 ;;; m4-mode.el --- m4 code editing commands for Emacs
 
-;; Copyright (C) 1996, 1997, 2001, 2002, 2003, 2004, 2005, 2006
+;; Copyright (C) 1996, 1997, 2001, 2002, 2003, 2004, 2005, 2006, 2007
 ;; Free Software Foundation, Inc.
 
 ;; Author: Andrew Csillag <drew_csillag@geocities.com>
@@ -11,7 +11,7 @@
 
 ;; GNU Emacs 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)
+;; the Free Software Foundation; either version 3, or (at your option)
 ;; any later version.
 
 ;; GNU Emacs is distributed in the hope that it will be useful,
@@ -118,14 +118,19 @@
 (defun m4-m4-buffer ()
   "Send contents of the current buffer to m4."
   (interactive)
-  (shell-command-on-region (point-min) (point-max) m4-program "*m4-output*"
-                          nil)
+  (shell-command-on-region
+   (point-min) (point-max)
+   (mapconcat 'identity (cons m4-program m4-program-options) "\s")
+   "*m4-output*" nil)
   (switch-to-buffer-other-window "*m4-output*"))
 
 (defun m4-m4-region ()
   "Send contents of the current region to m4."
   (interactive)
-  (shell-command-on-region (point) (mark) m4-program "*m4-output*" nil)
+  (shell-command-on-region
+   (point) (mark)
+   (mapconcat 'identity (cons m4-program m4-program-options) "\s")
+   "*m4-output*" nil)
   (switch-to-buffer-other-window "*m4-output*"))
 
 ;;;###autoload