Moved pointee up from detail

dabrahams · dabrahams · commit 63deae3ab2da · 2002-05-10T15:47:59.000Z
[SVN r13810]
diff --git a/include/boost/python/object/pointer_holder.hpp b/include/boost/python/object/pointer_holder.hpp
@@ -14,7 +14,7 @@
 # include <boost/type.hpp>
 # include <boost/mpl/select_type.hpp>
 # include <boost/mpl/apply.hpp>
-# include <boost/python/detail/pointee.hpp>
+# include <boost/python/pointee.hpp>
 # include <boost/python/detail/preprocessor.hpp>
 # include <boost/preprocessor/enum_params.hpp>
 
@@ -56,7 +56,7 @@ template <class Pointer, class Value>
 struct pointer_holder_back_reference : instance_holder
 {
  private:
-    typedef typename python::detail::pointee<Pointer>::type held_type;
+    typedef typename python::pointee<Pointer>::type held_type;
  public:
     
     pointer_holder_back_reference(Pointer);
diff --git a/include/boost/python/object/select_holder.hpp b/include/boost/python/object/select_holder.hpp
@@ -8,7 +8,7 @@
 
 # include <boost/python/has_back_reference.hpp>
 # include <boost/python/detail/not_specified.hpp>
-# include <boost/python/detail/pointee.hpp>
+# include <boost/python/pointee.hpp>
 # include <boost/python/object/value_holder.hpp>
 # include <boost/python/object/pointer_holder.hpp>
 # include <boost/type.hpp>
@@ -36,7 +36,7 @@ namespace detail
   template <class T,class Ptr>
   struct select_pointer_holder
   {
-      typedef typename python::detail::pointee<Ptr>::type pointee;
+      typedef typename python::pointee<Ptr>::type pointee;
       BOOST_STATIC_CONSTANT(bool, selector = (!is_same<T,pointee>::value) | has_back_reference<T>::value);
       
       typedef typename mpl::select_type<
diff --git a/include/boost/python/pointee.hpp b/include/boost/python/pointee.hpp
@@ -0,0 +1,39 @@
+// Copyright David Abrahams 2002. Permission to copy, use,
+// modify, sell and distribute this software is granted provided this
+// copyright notice appears in all copies. This software is provided
+// "as is" without express or implied warranty, and with no claim as
+// to its suitability for any purpose.
+#ifndef POINTEE_DWA2002323_HPP
+# define POINTEE_DWA2002323_HPP
+
+# include <boost/type_traits/object_traits.hpp>
+
+namespace boost { namespace python {
+
+namespace detail
+{
+  template <bool is_ptr = true>
+  struct pointee_impl
+  {
+      template <class T> struct apply : remove_pointer<T> {};
+  };
+
+  template <>
+  struct pointee_impl<false>
+  {
+      template <class T> struct apply
+      {
+          typedef typename T::element_type type;
+      };
+  };
+}
+
+template <class T>
+struct pointee
+    : detail::pointee_impl<is_pointer<T>::value>::template apply<T>
+{
+};
+
+}} // namespace boost::python::detail
+
+#endif // POINTEE_DWA2002323_HPP
diff --git a/test/pointee.cpp b/test/pointee.cpp
@@ -3,7 +3,7 @@
 // copyright notice appears in all copies. This software is provided
 // "as is" without express or implied warranty, and with no claim as
 // to its suitability for any purpose.
-#include <boost/python/detail/pointee.hpp>
+#include <boost/python/pointee.hpp>
 #include <boost/type_traits/same_traits.hpp>
 #include <memory>
 #include <boost/shared_ptr.hpp>
@@ -15,19 +15,19 @@ int main()
 {
     BOOST_STATIC_ASSERT(
         (boost::is_same<
-                boost::python::detail::pointee<std::auto_ptr<char**> >::type
+                boost::python::pointee<std::auto_ptr<char**> >::type
                 , char**
          >::value));
     
     BOOST_STATIC_ASSERT(
         (boost::is_same<
-             boost::python::detail::pointee<boost::shared_ptr<A> >::type
+             boost::python::pointee<boost::shared_ptr<A> >::type
              , A>::value));
 
 #ifndef BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
     BOOST_STATIC_ASSERT(
         (boost::is_same<
-                boost::python::detail::pointee<char*>::type
+                boost::python::pointee<char*>::type
                 , char
          >::value));
 #endif 
