--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/xml/XPathFunctions.h	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,60 @@
+/*
+ * Copyright (C) 2005 Frerich Raabe <raabe@kde.org>
+ * Copyright (C) 2006, 2009 Apple Inc.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef XPathFunctions_h
+#define XPathFunctions_h
+
+#if ENABLE(XPATH)
+
+#include "XPathExpressionNode.h"
+
+namespace WebCore {
+
+    namespace XPath {
+
+        class Function : public Expression {
+        public:
+            void setArguments(const Vector<Expression*>&);
+            void setName(const String& name) { m_name = name; }
+        protected:
+            Expression* arg(int pos) { return subExpr(pos); }
+            const Expression* arg(int pos) const { return subExpr(pos); }
+            unsigned int argCount() const { return subExprCount(); }
+            String name() const { return m_name; }
+
+        private:
+            String m_name;
+        };
+
+        Function* createFunction(const String& name, const Vector<Expression*>& args = Vector<Expression*>());
+
+    } // namespace XPath
+
+} // namespace WebCore
+
+#endif // ENABLE(XPATH)
+
+#endif // XPathFunctions_h