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- #ifndef BOOST_CORE_TYPEINFO_HPP_INCLUDED
- #define BOOST_CORE_TYPEINFO_HPP_INCLUDED
- // MS compatible compilers support #pragma once
- #if defined(_MSC_VER) && (_MSC_VER >= 1020)
- # pragma once
- #endif
- // core::typeinfo, BOOST_CORE_TYPEID
- //
- // Copyright 2007, 2014 Peter Dimov
- //
- // Distributed under the Boost Software License, Version 1.0.
- // See accompanying file LICENSE_1_0.txt or copy at
- // http://www.boost.org/LICENSE_1_0.txt)
- #include <boost/config.hpp>
- #if defined( BOOST_NO_TYPEID )
- #include <boost/current_function.hpp>
- #include <functional>
- #include <cstring>
- namespace boost
- {
- namespace core
- {
- class typeinfo
- {
- private:
- typeinfo( typeinfo const& );
- typeinfo& operator=( typeinfo const& );
- char const * name_;
- void (*lib_id_)();
- public:
- typeinfo( char const * name, void (*lib_id)() ): name_( name ), lib_id_( lib_id )
- {
- }
- bool operator==( typeinfo const& rhs ) const
- {
- #if ( defined(_WIN32) || defined(__CYGWIN__) ) && ( defined(__GNUC__) || defined(__clang__) ) && !defined(BOOST_DISABLE_CURRENT_FUNCTION)
- return lib_id_ == rhs.lib_id_? this == &rhs: std::strcmp( name_, rhs.name_ ) == 0;
- #else
- return this == &rhs;
- #endif
- }
- bool operator!=( typeinfo const& rhs ) const
- {
- return !( *this == rhs );
- }
- bool before( typeinfo const& rhs ) const
- {
- #if ( defined(_WIN32) || defined(__CYGWIN__) ) && ( defined(__GNUC__) || defined(__clang__) ) && !defined(BOOST_DISABLE_CURRENT_FUNCTION)
- return lib_id_ == rhs.lib_id_? std::less< typeinfo const* >()( this, &rhs ): std::strcmp( name_, rhs.name_ ) < 0;
- #else
- return std::less< typeinfo const* >()( this, &rhs );
- #endif
- }
- char const* name() const
- {
- return name_;
- }
- };
- inline char const * demangled_name( core::typeinfo const & ti )
- {
- return ti.name();
- }
- } // namespace core
- namespace detail
- {
- template<class T> struct BOOST_SYMBOL_VISIBLE core_typeid_
- {
- static boost::core::typeinfo ti_;
- static char const * name()
- {
- return BOOST_CURRENT_FUNCTION;
- }
- };
- BOOST_SYMBOL_VISIBLE inline void core_typeid_lib_id()
- {
- }
- template<class T> boost::core::typeinfo core_typeid_< T >::ti_( core_typeid_< T >::name(), &core_typeid_lib_id );
- template<class T> struct core_typeid_< T & >: core_typeid_< T >
- {
- };
- template<class T> struct core_typeid_< T const >: core_typeid_< T >
- {
- };
- template<class T> struct core_typeid_< T volatile >: core_typeid_< T >
- {
- };
- template<class T> struct core_typeid_< T const volatile >: core_typeid_< T >
- {
- };
- } // namespace detail
- } // namespace boost
- #define BOOST_CORE_TYPEID(T) (boost::detail::core_typeid_<T>::ti_)
- #else
- #include <boost/core/demangle.hpp>
- #include <typeinfo>
- namespace boost
- {
- namespace core
- {
- #if defined( BOOST_NO_STD_TYPEINFO )
- typedef ::type_info typeinfo;
- #else
- typedef std::type_info typeinfo;
- #endif
- inline std::string demangled_name( core::typeinfo const & ti )
- {
- return core::demangle( ti.name() );
- }
- } // namespace core
- } // namespace boost
- #define BOOST_CORE_TYPEID(T) typeid(T)
- #endif
- #endif // #ifndef BOOST_CORE_TYPEINFO_HPP_INCLUDED
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