#ifndef BOOST_CORE_DEMANGLE_HPP_INCLUDED #define BOOST_CORE_DEMANGLE_HPP_INCLUDED // core::demangle // // Copyright 2014 Peter Dimov // Copyright 2014 Andrey Semashev // // 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> #include <string> #if defined(BOOST_HAS_PRAGMA_ONCE) # pragma once #endif #if defined( __clang__ ) && defined( __has_include ) # if __has_include(<cxxabi.h>) # define BOOST_CORE_HAS_CXXABI_H # endif #elif defined( __GLIBCXX__ ) || defined( __GLIBCPP__ ) # define BOOST_CORE_HAS_CXXABI_H #endif #if defined( BOOST_CORE_HAS_CXXABI_H ) # include <cxxabi.h> # include <cstdlib> # include <cstddef> #endif namespace boost { namespace core { inline char const * demangle_alloc( char const * name ) BOOST_NOEXCEPT; inline void demangle_free( char const * name ) BOOST_NOEXCEPT; class scoped_demangled_name { private: char const * m_p; public: explicit scoped_demangled_name( char const * name ) BOOST_NOEXCEPT : m_p( demangle_alloc( name ) ) { } ~scoped_demangled_name() BOOST_NOEXCEPT { demangle_free( m_p ); } char const * get() const BOOST_NOEXCEPT { return m_p; } BOOST_DELETED_FUNCTION(scoped_demangled_name( scoped_demangled_name const& )) BOOST_DELETED_FUNCTION(scoped_demangled_name& operator= ( scoped_demangled_name const& )) }; #if defined( BOOST_CORE_HAS_CXXABI_H ) inline char const * demangle_alloc( char const * name ) BOOST_NOEXCEPT { int status = 0; std::size_t size = 0; return abi::__cxa_demangle( name, NULL, &size, &status ); } inline void demangle_free( char const * name ) BOOST_NOEXCEPT { std::free( const_cast< char* >( name ) ); } inline std::string demangle( char const * name ) { scoped_demangled_name demangled_name( name ); char const * const p = demangled_name.get(); if( p ) { return p; } else { return name; } } #else inline char const * demangle_alloc( char const * name ) BOOST_NOEXCEPT { return name; } inline void demangle_free( char const * ) BOOST_NOEXCEPT { } inline std::string demangle( char const * name ) { return name; } #endif } // namespace core } // namespace boost #undef BOOST_CORE_HAS_CXXABI_H #endif // #ifndef BOOST_CORE_DEMANGLE_HPP_INCLUDED