luaxml: added patch to fix handling of empty attributes

lua/luaxml/empty_attributes.patch

@@ -0,0 +1,37 @@
+# --- SDE-COPYRIGHT-NOTE-BEGIN ---
+# This copyright note is auto-generated by ./scripts/Create-CopyPatch.
+#
+# Filename: package/.../luaxml/empty_attributes.patch
+# Copyright (C) 2010 The OpenSDE Project
+#
+# More information can be found in the files COPYING and README.
+#
+# This patch file is dual-licensed. It is available under the license the
+# patched project is licensed under, as long as it is an OpenSource license
+# as defined at http://www.opensource.org/ (e.g. BSD, X11) or 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.
+# --- SDE-COPYRIGHT-NOTE-END ---
+
+From: 张增波 <[email protected]>
+Date: 2010/9/25
+Subject: [patch] LuaXml can't interpret empty attribute
+To: [email protected]
+
+--- ./LuaXML_lib_unix.c	2010-09-25 15:10:19.000000000 +0800
++++ ./LuaXML_lib.c	2010-09-25 15:04:26.000000000 +0800
+@@ -319,7 +319,12 @@
+ 			if(token[sepPos]) { // regular attribute
+ 				const char* aVal =token+sepPos+2;
+ 				lua_pushlstring(L, token, sepPos);
+-				Xml_pushDecode(L, aVal, strlen(aVal)-1);
++				if ( strlen(aVal) == 1 ) {
++					Xml_pushDecode(L, "", 0);
++				}
++				else{
++					Xml_pushDecode(L, aVal, strlen(aVal)-1);
++				}
+ 				lua_settable(L, -3);
+ 			}
+ 		}