132 lines
3.1 KiB
Plaintext
132 lines
3.1 KiB
Plaintext
|
#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
|
||
|
|
|
||
|
|
// __has_include is currently supported by GCC and Clang. However GCC 4.9 may have issues and
|
||
|
|
// returns 1 for 'defined( __has_include )', while '__has_include' is actually not supported:
|
||
|
|
// https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63662
|
||
|
|
#if defined( __has_include ) && (!defined( BOOST_GCC ) || (__GNUC__ + 0) >= 5)
|
||
|
|
# 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>
|
||
|
|
// For some archtectures (mips, mips64, x86, x86_64) cxxabi.h in Android NDK is implemented by gabi++ library
|
||
|
|
// (https://android.googlesource.com/platform/ndk/+/master/sources/cxx-stl/gabi++/), which does not implement
|
||
|
|
// abi::__cxa_demangle(). We detect this implementation by checking the include guard here.
|
||
|
|
# if defined( __GABIXX_CXXABI_H__ )
|
||
|
|
# undef BOOST_CORE_HAS_CXXABI_H
|
||
|
|
# else
|
||
|
|
# include <cstdlib>
|
||
|
|
# include <cstddef>
|
||
|
|
# endif
|
||
|
|
#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
|