FM / luabind

/usr/include/luabind

Name	Size	Mode	Actions
detail/	-	0755	rm
adopt_policy.hpp	5091	0644	edit dl rm
back_reference.hpp	3111	0644	edit dl rm
back_reference_fwd.hpp	1495	0644	edit dl rm
build_information.hpp	2015	0644	edit dl rm
class.hpp	27490	0644	edit dl rm
class_info.hpp	1704	0644	edit dl rm
config.hpp	5232	0644	edit dl rm
container_policy.hpp	4951	0644	edit dl rm
copy_policy.hpp	1313	0644	edit dl rm
dependency_policy.hpp	2691	0644	edit dl rm
discard_result_policy.hpp	2512	0644	edit dl rm
error.hpp	3345	0644	edit dl rm
error_callback_fun.hpp	1750	0644	edit dl rm
exception_handler.hpp	2086	0644	edit dl rm
from_stack.hpp	1485	0644	edit dl rm
function.hpp	1519	0644	edit dl rm
function_converter.hpp	4021	0644	edit dl rm
function_introspection.hpp	1949	0644	edit dl rm
get_main_thread.hpp	522	0644	edit dl rm
get_pointer.hpp	1554	0644	edit dl rm
handle.hpp	4218	0644	edit dl rm
intrusive_ptr_converter.hpp	1789	0644	edit dl rm
iterator_policy.hpp	2982	0644	edit dl rm
luabind.hpp	1356	0644	edit dl rm
lua_include.hpp	2665	0644	edit dl rm
lua_state_fwd.hpp	1357	0644	edit dl rm
make_function.hpp	3238	0644	edit dl rm
nil.hpp	1368	0644	edit dl rm
no_dependency.hpp	903	0644	edit dl rm
object.hpp	1291	0644	edit dl rm
object_fwd.hpp	331	0644	edit dl rm
open.hpp	1371	0644	edit dl rm
operator.hpp	8993	0644	edit dl rm
out_value_policy.hpp	12029	0644	edit dl rm
prefix.hpp	1265	0644	edit dl rm
raw_policy.hpp	2426	0644	edit dl rm
return_reference_to_policy.hpp	2661	0644	edit dl rm
scope.hpp	2944	0644	edit dl rm
set_package_preload.hpp	2452	0644	edit dl rm
shared_ptr_converter.hpp	5274	0644	edit dl rm
stack.hpp	4016	0644	edit dl rm
std_shared_ptr_converter.hpp	2271	0644	edit dl rm
tag_function.hpp	1622	0644	edit dl rm
typeid.hpp	2498	0644	edit dl rm
value_wrapper.hpp	4241	0644	edit dl rm
version.hpp	513	0644	edit dl rm
weak_ref.hpp	1834	0644	edit dl rm
wrapper_base.hpp	5987	0644	edit dl rm
yield_policy.hpp	1734	0644	edit dl rm

Edit: /usr/include/luabind/back_reference.hpp (3111B)

// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:

// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.

// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF
// ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
// TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
// PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT
// SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR
// ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
// ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE
// OR OTHER DEALINGS IN THE SOFTWARE.

#ifndef LUABIND_BACK_REFERENCE_040510_HPP
#define LUABIND_BACK_REFERENCE_040510_HPP

#include <luabind/detail/has_get_pointer.hpp>
#include <luabind/get_pointer.hpp>
#include <luabind/wrapper_base.hpp>

#include <boost/mpl/bool.hpp>
#include <boost/type_traits/is_polymorphic.hpp>
#include <luabind/lua_state_fwd.hpp>

namespace luabind {
  struct wrap_base;

namespace detail
{
  namespace mpl = boost::mpl;

template<class T>
  wrap_base const* get_back_reference_aux0(T const* p, mpl::true_)
  {
      return dynamic_cast<wrap_base const*>(p);
  }

template<class T>
  wrap_base const* get_back_reference_aux0(T const*, mpl::false_)
  {
      return 0;
  }

template<class T>
  wrap_base const* get_back_reference_aux1(T const* p)
  {
      return get_back_reference_aux0(p, boost::is_polymorphic<T>());
  }

template<class T>
  wrap_base const* get_back_reference_aux2(T const& x, mpl::true_)
  {
      return get_back_reference_aux1(get_pointer(x));
  }

template<class T>
  wrap_base const* get_back_reference_aux2(T const& x, mpl::false_)
  {
      return get_back_reference_aux1(&x);
  }

template<class T>
  wrap_base const* get_back_reference(T const& x)
  {
      return detail::get_back_reference_aux2(
          x
        , has_get_pointer<T>()
      );
  }

} // namespace detail

template<class T>
bool get_back_reference(lua_State* L, T const& x)
{
    if (wrap_base const* w = detail::get_back_reference(x))
    {
        detail::wrap_access::ref(*w).get(L);
        return true;
    }
    return false;
}

template<class T>
bool move_back_reference(lua_State* L, T const& x)
{
    if (wrap_base* w = const_cast<wrap_base*>(detail::get_back_reference(x)))
    {
        assert(detail::wrap_access::ref(*w).m_strong_ref.is_valid());
        detail::wrap_access::ref(*w).get(L);
        detail::wrap_access::ref(*w).m_strong_ref.reset();
        return true;
    }
    return false;
}

} // namespace luabind

#endif // LUABIND_BACK_REFERENCE_040510_HPP

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