--- emms.c	2002/06/12 20:38:41	1.2
+++ emms.c	2004/03/22 22:36:24	1.9
@@ -1,14 +1,48 @@
+/*****************************************************************************
+ *
+ *  XVID MPEG-4 VIDEO CODEC
+ *  - emms C wrapper -
+ *
+ *  Copyright(C) 2002 Michael Militzer <isibaar@xvid.org>
+ *
+ *  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 of the License, 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
+ *
+ * $Id: emms.c,v 1.9 2004/03/22 22:36:24 edgomez Exp $
+ *
+ ****************************************************************************/
+
 #include "emms.h"
 #include "../portab.h"
 
+/*****************************************************************************
+ * Library data, declared here
+ ****************************************************************************/
+
 emmsFuncPtr emms;
-void
-emms_c()
-{
-}
 
+
+/*****************************************************************************
+ * emms functions
+ *
+ * emms functions are used to restored the fpu context after mmx operations
+ * because mmx and fpu share their registers/context (??? need to be confirmed)
+ *
+ ****************************************************************************/
+
+/* The no op wrapper for non MMX platforms */
 void
-emms_mmx()
+emms_c()
 {
-	EMMS();
 }