Initial Commit

2018-02-08 21:28:33 -05:00
commit 678c1d3966
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+// Copyright David Abrahams 2002.
+// 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)
+#ifndef PYTYPE_OBJECT_MANAGER_TRAITS_DWA2002716_HPP
+# define PYTYPE_OBJECT_MANAGER_TRAITS_DWA2002716_HPP
+
+# include <boost/python/detail/prefix.hpp>
+# include <boost/python/detail/raw_pyobject.hpp>
+# include <boost/python/cast.hpp>
+# include <boost/python/converter/pyobject_type.hpp>
+# include <boost/python/errors.hpp>
+
+namespace boost { namespace python { namespace converter { 
+
+// Provide a forward declaration as a convenience for clients, who all
+// need it.
+template <class T> struct object_manager_traits;
+
+// Derive specializations of object_manager_traits from this class
+// when T is an object manager for a particular Python type hierarchy.
+//
+template <PyTypeObject* pytype, class T>
+struct pytype_object_manager_traits
+    : pyobject_type<T, pytype> // provides check()
+{
+    BOOST_STATIC_CONSTANT(bool, is_specialized = true);
+    static inline python::detail::new_reference adopt(PyObject*);
+};
+
+//
+// implementations
+//
+template <PyTypeObject* pytype, class T>
+inline python::detail::new_reference pytype_object_manager_traits<pytype,T>::adopt(PyObject* x)
+{
+    return python::detail::new_reference(python::pytype_check(pytype, x));
+}
+
+}}} // namespace boost::python::converter
+
+#endif // PYTYPE_OBJECT_MANAGER_TRAITS_DWA2002716_HPP