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Fix const-correctness problem

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[SVN r20135]
This commit is contained in:
Dave Abrahams
2003-09-21 17:24:37 +00:00
parent 6c22aceabc
commit c3bae63e41
1 changed files with 30 additions and 26 deletions
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56
include/boost/python/return_opaque_pointer.hpp
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@@ -15,39 +15,43 @@
# include <boost/mpl/if.hpp>
namespace boost { namespace python {
namespace detail {
template <class Pointer>
struct opaque_conversion_holder {
inline PyObject *operator () (Pointer p) {
static opaque_pointer_converter<Pointer> converter (
typeid (Pointer).name());
return converter.convert(p);
}
};
namespace detail
{
template <class Pointer>
struct opaque_conversion_holder
{
inline PyObject *operator()(Pointer p) const
{
static opaque_pointer_converter<Pointer> converter (
typeid (Pointer).name());
template <class R>
struct return_opaque_pointer_requires_a_pointer_type
return converter.convert(p);
}
};
template <class R>
struct return_opaque_pointer_requires_a_pointer_type
# if defined(__GNUC__) && __GNUC__ >= 3 || defined(__EDG__)
{}
{}
# endif
;
}
;
}
struct return_opaque_pointer
struct return_opaque_pointer
{
template <class R>
struct apply
{
template <class R>
struct apply
{
BOOST_STATIC_CONSTANT(
bool, ok = is_pointer<R>::value);
BOOST_STATIC_CONSTANT(
bool, ok = is_pointer<R>::value);
typedef typename mpl::if_c<
ok
, detail::opaque_conversion_holder<R>
, detail::return_opaque_pointer_requires_a_pointer_type<R>
>::type type;
};
typedef typename mpl::if_c<
ok
, detail::opaque_conversion_holder<R>
, detail::return_opaque_pointer_requires_a_pointer_type<R>
>::type type;
};
};
}} // namespace boost::python
# endif // RETURN_OPAQUE_POINTER_HPP_