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authorRemko Tronçon <git@el-tramo.be>2009-06-01 08:48:42 (GMT)
committerRemko Tronçon <git@el-tramo.be>2009-06-01 09:24:28 (GMT)
commit2812bddd81f8a1b804c7460f4e14cd0aa393d129 (patch)
treed46294f35150c4f0f43deaf2d31fceaf945ae715 /3rdParty/Boost/boost/type_traits/msvc/remove_const.hpp
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+// Copyright (C) 2004 Peder Holt
+// Use, modification and distribution is subject to the Boost Software
+// License, Version 1.0. (http://www.boost.org/LICENSE_1_0.txt)
+
+#ifndef BOOST_TYPE_TRAITS_MSVC_REMOVE_CONST_HOLT_2004_0828
+#define BOOST_TYPE_TRAITS_MSVC_REMOVE_CONST_HOLT_2004_0828
+
+#include <boost/type_traits/msvc/typeof.hpp>
+#include <boost/type_traits/is_volatile.hpp>
+#include <boost/type_traits/is_const.hpp>
+#include <boost/type_traits/is_pointer.hpp>
+#include <boost/type_traits/is_array.hpp>
+
+namespace boost {
+ namespace detail {
+ template<bool IsPointer,bool IsArray,bool IsConst,bool IsVolatile>
+ struct remove_const_impl_typeof {
+ template<typename T,typename ID>
+ struct inner {
+ typedef T type;
+ };
+ template<typename T>
+ struct transform_type {
+ typedef T type;
+ };
+ };
+ template<> //Const
+ struct remove_const_impl_typeof<false,false,true,false> {
+ template<typename T,typename ID>
+ struct inner {
+ template<typename U>
+ static msvc_register_type<U,ID> test(U const&(*)());
+ static msvc_register_type<T,ID> test(...);
+ BOOST_STATIC_CONSTANT(unsigned,register_test=sizeof(test( (T(*)())(NULL) ) ));
+ typedef typename msvc_extract_type<ID>::id2type::type type;
+ };
+ template<typename T>
+ struct transform_type {
+ typedef T& type;
+ };
+ };
+ template<> //CV
+ struct remove_const_impl_typeof<false,false,true,true> {
+ template<typename T,typename ID>
+ struct inner {
+ template<typename U>
+ static msvc_register_type<U volatile,ID> test(U const volatile&(*)());
+ static msvc_register_type<T,ID> test(...);
+ BOOST_STATIC_CONSTANT(unsigned,register_test=sizeof(test( (T(*)())(NULL) ) ));
+ typedef typename msvc_extract_type<ID>::id2type::type type;
+ };
+ template<typename T>
+ struct transform_type {
+ typedef T& type;
+ };
+ };
+ template<> //Const Pointer
+ struct remove_const_impl_typeof<true,false,true,false> {
+ template<typename T,typename ID>
+ struct inner {
+ template<typename U>
+ static msvc_register_type<U,ID> test(void(*)(U const[]));
+ static msvc_register_type<T,ID> test(...);
+ BOOST_STATIC_CONSTANT(unsigned,register_test=sizeof(test( (void(*)(T))(NULL) ) ));
+ typedef typename msvc_extract_type<ID>::id2type::type type;
+ };
+ template<typename T>
+ struct transform_type {
+ typedef T type[];
+ };
+ };
+ template<> //CV Pointer
+ struct remove_const_impl_typeof<true,false,true,true> {
+ template<typename T,typename ID>
+ struct inner {
+ template<typename U>
+ static msvc_register_type<U volatile,ID> test(void(*)(U const volatile[]));
+ static msvc_register_type<T,ID> test(...);
+ BOOST_STATIC_CONSTANT(unsigned,register_test=sizeof(test( (void(*)(T))(NULL) ) ));
+ typedef typename msvc_extract_type<ID>::id2type::type type;
+ };
+ template<typename T>
+ struct transform_type {
+ typedef T type[];
+ };
+ };
+ template<> //Const Array
+ struct remove_const_impl_typeof<false,true,true,false> {
+ template<typename T,typename ID>
+ struct inner {
+ BOOST_STATIC_CONSTANT(unsigned,value=(sizeof(T)/sizeof((*((T*)NULL))[0])));
+
+ template<typename U>
+ static msvc_register_type<U[value],ID> test(void(*)(U const[]));
+ static msvc_register_type<T,ID> test(...);
+ BOOST_STATIC_CONSTANT(unsigned,register_test=sizeof(test( (void(*)(T))(NULL) ) ));
+ typedef typename msvc_extract_type<ID>::id2type::type type;
+ };
+ template<typename T>
+ struct transform_type {
+ typedef T type;
+ };
+ };
+
+ template<> //CV Array
+ struct remove_const_impl_typeof<false,true,true,true> {
+ template<typename T,typename ID>
+ struct inner {
+ BOOST_STATIC_CONSTANT(unsigned,value=(sizeof(T)/sizeof((*((T*)NULL))[0])));
+
+ template<typename U>
+ static msvc_register_type<U volatile[value],ID> test(void(*)(U const volatile[]));
+ static msvc_register_type<T,ID> test(...);
+ BOOST_STATIC_CONSTANT(unsigned,register_test=sizeof(test( (void(*)(T))(NULL) ) ));
+ typedef typename msvc_extract_type<ID>::id2type::type type;
+ };
+ template<typename T>
+ struct transform_type {
+ typedef T type;
+ };
+ };
+
+ } //namespace detail
+
+ template<typename T>
+ struct remove_const {
+ typedef detail::remove_const_impl_typeof<
+ boost::is_pointer<T>::value,
+ boost::is_array<T>::value,
+ boost::is_const<T>::value,
+ boost::is_volatile<T>::value
+ > remove_const_type;
+ typedef typename
+ remove_const_type::template inner<
+ typename remove_const_type::template transform_type<T>::type,
+ remove_const<T>
+ >::type
+ type;
+ BOOST_MPL_AUX_LAMBDA_SUPPORT(1,remove_const,T)
+ };
+}//namespace boost
+
+#endif //BOOST_TYPE_TRAITS_MSVC_REMOVE_CONST_HOLT_2004_0828