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function_base.hpp:

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- Use <boost/pending/ct_if.hpp>

all:
  - Add BOOST_FUNCTION_NO_DEPRECATED macro hackery to get rid of ALL deprecated
    features


[SVN r14685]
This commit is contained in:
Douglas Gregor
2002-08-05 06:19:17 +00:00
parent 232069aa00
commit 688df3d137
3 changed files with 220 additions and 112 deletions
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48
include/boost/function/function_base.hpp
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@ -24,6 +24,7 @@
#include <boost/config.hpp>
#include <boost/type_traits.hpp>
#include <boost/ref.hpp>
#include <boost/pending/ct_if.hpp>
#if defined(BOOST_MSVC) && BOOST_MSVC <= 1300 || defined(__ICL) && __ICL <= 600 || defined(__MWERKS__) && __MWERKS__ < 0x2406
# define BOOST_FUNCTION_TARGET_FIX(x) x
@ -33,58 +34,15 @@
#if defined (BOOST_MSVC) && (BOOST_MSVC >= 1300)
# define BOOST_FUNCTION_DEPRECATED_PRE __declspec(deprecated)
# define BOOST_FUNCTION_DEPRECATED_INSIDE
# define BOOST_FUNCTION_DEPRECATED_INNER
#else
# define BOOST_FUNCTION_DEPRECATED_PRE
# define BOOST_FUNCTION_DEPRECATED_INSIDE int deprecated;
# define BOOST_FUNCTION_DEPRECATED_INNER int deprecated;
#endif
namespace boost {
namespace detail {
namespace function {
/*
* The ct_if implementation is temporary code. When a Boost metaprogramming
* library is introduced, Boost.Function will use it instead.
*/
namespace intimate {
struct SelectThen
{
template<typename Then, typename Else>
struct Result
{
typedef Then type;
};
};
struct SelectElse
{
template<typename Then, typename Else>
struct Result
{
typedef Else type;
};
};
template<bool Condition>
struct Selector
{
typedef SelectThen type;
};
template<>
struct Selector<false>
{
typedef SelectElse type;
};
} // end namespace intimate
template<bool Condition, typename Then, typename Else>
struct ct_if
{
typedef typename intimate::Selector<Condition>::type select;
typedef typename select::template Result<Then,Else>::type type;
};
/**
* A union of a function pointer and a void pointer. This is necessary
* because 5.2.10/6 allows reinterpret_cast<> to safely cast between