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[SVN r13005]
This commit is contained in:
Dave Abrahams
2002-03-02 01:52:38 +00:00
parent 9644610e04
commit a437af44f8
1 changed files with 0 additions and 33 deletions
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33
include/boost/python/converter/unwrapper_select.hpp
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// Copyright David Abrahams 2001. 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 UNWRAPPER_SELECT_DWA20011229_HPP
# define UNWRAPPER_SELECT_DWA20011229_HPP
namespace boost { namespace python { namespace converter {
template <class T> struct unwrapper;
// Select the type returned by unwrapper objects when unwrapping a
// given type. When unwrapping T const&, the unwrapper returns T&, so
// that the same unwrapper object can be used for both conversions (on
// a conforming compiler).
template <class T>
struct unwrapper_select
{
typedef unwrapper<T> type;
};
# ifndef BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
template <class T>
struct unwrapper_select<T const&>
{
typedef unwrapper<T&> type;
};
# endif
}}} // namespace boost::python::converter
#endif // UNWRAPPER_SELECT_DWA20011229_HPP