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Data members now return a reference... sometimes.

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[SVN r31550]
This commit is contained in:
Peter Dimov
2005-11-03 23:04:18 +00:00
parent 98daeb3ad5
commit d28a5cc23a
1 changed files with 49 additions and 21 deletions
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70
include/boost/bind.hpp
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@@ -1548,13 +1548,24 @@ template<class F, class A1, class A2, class A3, class A4, class A5, class A6, cl
// data member pointers
/*
#if defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) || defined(BOOST_NO_FUNCTION_TEMPLATE_ORDERING)
#if defined(__GNUC__) && (__GNUC__ == 2)
template<class R, class T, class A1>
_bi::bind_t< R, _mfi::dm<R, T>, typename _bi::list_av_1<A1>::type >
BOOST_BIND(R T::*f, A1 a1)
{
typedef _mfi::dm<R, T> F;
typedef typename _bi::list_av_1<A1>::type list_type;
return _bi::bind_t<R, F, list_type>( F(f), list_type(a1) );
}
#else
namespace _bi
{
#if defined(__GNUC__) && (__GNUC__ == 2)
template<class T> struct add_cref
{
typedef T const & type;
@@ -1565,46 +1576,63 @@ template<class T> struct add_cref< T & >
typedef T const & type;
};
template<> struct add_cref<void>
template<> struct add_cref< void >
{
typedef void type;
};
#endif
template<class M, class R> struct dm_result
{
typedef M type;
};
template<class M, class R> struct dm_result< M, R& >
{
typedef M const & type;
};
} // namespace _bi
template<class R, class T, class A1>
_bi::bind_t< typename _bi::add_cref<R>::type, _mfi::dm<R, T>, typename _bi::list_av_1<A1>::type >
BOOST_BIND(R T::*f, A1 a1)
#if defined(__GNUC__) && (__GNUC__ == 2)
template<class M, class T, class A1>
_bi::bind_t< typename _bi::add_cref<M>::type, _mfi::dm<M, T>, typename _bi::list_av_1<A1>::type >
BOOST_BIND( M T::*f, A1 a1 )
{
typedef _mfi::dm<R, T> F;
typedef typename _bi::add_cref<M>::type result_type;
typedef _mfi::dm<M, T> F;
typedef typename _bi::list_av_1<A1>::type list_type;
return _bi::bind_t<typename _bi::add_cref<R>::type, F, list_type>(F(f), list_type(a1));
return _bi::bind_t<result_type, F, list_type>(F(f), list_type(a1));
}
#else
template<class R, class T, class A1>
_bi::bind_t< R const &, _mfi::dm<R, T>, typename _bi::list_av_1<A1>::type >
BOOST_BIND(R T::*f, A1 a1)
template<class M, class T, class A1>
_bi::bind_t< M const &, _mfi::dm<M, T>, typename _bi::list_av_1<A1>::type >
BOOST_BIND( M T::*f, A1 a1 )
{
typedef _mfi::dm<R, T> F;
typedef M const & result_type;
typedef _mfi::dm<M, T> F;
typedef typename _bi::list_av_1<A1>::type list_type;
return _bi::bind_t<R const &, F, list_type>(F(f), list_type(a1));
return _bi::bind_t<result_type, F, list_type>(F(f), list_type(a1));
}
#endif
*/
template<class R, class T, class A1>
_bi::bind_t< R, _mfi::dm<R, T>, typename _bi::list_av_1<A1>::type >
BOOST_BIND(R T::*f, A1 a1)
template<class M, class T, class R2, class F2, class L2>
_bi::bind_t< typename _bi::dm_result<M, R2>::type, _mfi::dm<M, T>, typename _bi::list_av_1< _bi::bind_t<R2, F2, L2> >::type >
BOOST_BIND( M T::*f, _bi::bind_t<R2, F2, L2> a1 )
{
typedef _mfi::dm<R, T> F;
typedef typename _bi::list_av_1<A1>::type list_type;
return _bi::bind_t<R, F, list_type>( F(f), list_type(a1) );
typedef typename _bi::dm_result<M, R2>::type result_type;
typedef typename _bi::list_av_1< _bi::bind_t<R2, F2, L2> >::type list_type;
typedef _mfi::dm<M, T> F;
return _bi::bind_t< result_type, F, list_type >( F(f), list_type(a1) );
}
#endif
} // namespace boost
#ifndef BOOST_BIND_NO_PLACEHOLDERS