More changes for Boost 1.45

[SVN r64984]

example/doc_recursive.cpp

@@ -0,0 +1,53 @@
+/////////////////////////////////////////////////////////////////////////////
+//
+// (C) Copyright Ion Gaztanaga  2006-2009
+//
+// Distributed under the Boost Software License, Version 1.0.
+//    (See accompanying file LICENSE_1_0.txt or copy at
+//          http://www.boost.org/LICENSE_1_0.txt)
+//
+// See http://www.boost.org/libs/intrusive for documentation.
+//
+/////////////////////////////////////////////////////////////////////////////
+//[doc_recursive
+#include <boost/intrusive/list.hpp>
+#include <cassert>
+
+using namespace boost::intrusive;
+
+typedef list_base_hook<> BaseHook;
+
+//A recursive class
+class Recursive : public BaseHook
+{
+   private:
+   Recursive(const Recursive&);
+   Recursive & operator=(const Recursive&);
+
+   public:
+   Recursive() : BaseHook(), children(){}
+   list< Recursive, base_hook<BaseHook> > children;
+};
+
+int main()
+{
+   Recursive f, f2;
+   //A recursive list of Recursive
+   list< Recursive, base_hook<BaseHook> > l;
+
+   //Insert a node in parent list
+   l.insert(l.begin(), f);
+
+   //Insert a node in child list
+   l.begin()->children.insert(l.begin()->children.begin(), f2);
+
+   //Objects properly inserted
+   assert(l.size() == l.begin()->children.size());
+   assert(l.size() == 1);
+
+   //Clear both lists
+   l.begin()->children.clear();
+   l.clear();
+   return 0;
+}
+//]