exception/detail/type_info.hpp

0001 //Copyright (c) 2006-2010 Emil Dotchevski and Reverge Studios, Inc.
0002
0003 //Distributed under the Boost Software License, Version 1.0. (See accompanying
0004 //file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
0005
0006 #ifndef BOOST_EXCEPTION_C3E1741C754311DDB2834CCA55D89593
0007 #define BOOST_EXCEPTION_C3E1741C754311DDB2834CCA55D89593
0008
0009 #include <boost/config.hpp>
0010 #include <boost/core/typeinfo.hpp>
0011 #include <boost/core/demangle.hpp>
0012 #include <boost/current_function.hpp>
0013 #include <string>
0014 #include <string.h>
0015
0016 #ifndef BOOST_EXCEPTION_ENABLE_WARNINGS
0017 #if defined(__GNUC__) && __GNUC__*100+__GNUC_MINOR__>301
0018 #pragma GCC system_header
0019 #endif
0020 #ifdef __clang__
0021 #pragma clang system_header
0022 #endif
0023 #ifdef _MSC_VER
0024 #pragma warning(push,1)
0025 #endif
0026 #endif
0027
0028 namespace
0029 boost
0030     {
0031     template <class T>
0032     inline
0033     std::string
0034     tag_type_name()
0035         {
0036 #ifdef BOOST_NO_TYPEID
0037         return BOOST_CURRENT_FUNCTION;
0038 #else
0039         return core::demangle(typeid(T*).name());
0040 #endif
0041         }
0042
0043     template <class T>
0044     inline
0045     std::string
0046     type_name()
0047         {
0048 #ifdef BOOST_NO_TYPEID
0049         return BOOST_CURRENT_FUNCTION;
0050 #else
0051         return core::demangle(typeid(T).name());
0052 #endif
0053         }
0054
0055     namespace
0056     exception_detail
0057         {
0058         struct
0059         type_info_
0060             {
0061             core::typeinfo const * type_;
0062
0063             explicit
0064             type_info_( core::typeinfo const & type ):
0065                 type_(&type)
0066                 {
0067                 }
0068
0069             friend
0070             bool
0071             operator<( type_info_ const & a, type_info_ const & b )
0072                 {
0073                 return a.type_!=b.type_ && strcmp(a.type_->name(), b.type_->name()) < 0;
0074                 }
0075             };
0076         }
0077     }
0078
0079 #define BOOST_EXCEPTION_STATIC_TYPEID(T) ::boost::exception_detail::type_info_(BOOST_CORE_TYPEID(T))
0080
0081 #ifndef BOOST_NO_RTTI
0082 #define BOOST_EXCEPTION_DYNAMIC_TYPEID(x) ::boost::exception_detail::type_info_(typeid(x))
0083 #endif
0084
0085 #if defined(_MSC_VER) && !defined(BOOST_EXCEPTION_ENABLE_WARNINGS)
0086 #pragma warning(pop)
0087 #endif
0088 #endif