You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
279 lines
6.6 KiB
279 lines
6.6 KiB
#ifndef BOOST_THROW_EXCEPTION_HPP_INCLUDED
|
|
#define BOOST_THROW_EXCEPTION_HPP_INCLUDED
|
|
|
|
// MS compatible compilers support #pragma once
|
|
|
|
#if defined(_MSC_VER) && (_MSC_VER >= 1020)
|
|
# pragma once
|
|
#endif
|
|
|
|
// boost/throw_exception.hpp
|
|
//
|
|
// Copyright (c) 2002, 2018-2022 Peter Dimov
|
|
// Copyright (c) 2008-2009 Emil Dotchevski and Reverge Studios, Inc.
|
|
//
|
|
// 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)
|
|
//
|
|
// http://www.boost.org/libs/throw_exception
|
|
|
|
#include <boost/exception/exception.hpp>
|
|
#include <boost/assert/source_location.hpp>
|
|
#include <boost/config.hpp>
|
|
#include <boost/config/workaround.hpp>
|
|
#include <exception>
|
|
#include <utility>
|
|
#include <cstddef>
|
|
#if !defined(BOOST_NO_CXX11_HDR_TYPE_TRAITS)
|
|
#include <type_traits>
|
|
#endif
|
|
|
|
#if !defined( BOOST_EXCEPTION_DISABLE ) && defined( BOOST_BORLANDC ) && BOOST_WORKAROUND( BOOST_BORLANDC, BOOST_TESTED_AT(0x593) )
|
|
# define BOOST_EXCEPTION_DISABLE
|
|
#endif
|
|
|
|
namespace boost
|
|
{
|
|
|
|
#if defined( BOOST_NO_EXCEPTIONS )
|
|
|
|
BOOST_NORETURN void throw_exception( std::exception const & e ); // user defined
|
|
BOOST_NORETURN void throw_exception( std::exception const & e, boost::source_location const & loc ); // user defined
|
|
|
|
#endif
|
|
|
|
// boost::wrapexcept<E>
|
|
|
|
namespace detail
|
|
{
|
|
|
|
typedef char (&wrapexcept_s1)[ 1 ];
|
|
typedef char (&wrapexcept_s2)[ 2 ];
|
|
|
|
template<class T> wrapexcept_s1 wrapexcept_is_convertible( T* );
|
|
template<class T> wrapexcept_s2 wrapexcept_is_convertible( void* );
|
|
|
|
template<class E, class B, std::size_t I = sizeof( wrapexcept_is_convertible<B>( static_cast< E* >( BOOST_NULLPTR ) ) ) > struct wrapexcept_add_base;
|
|
|
|
template<class E, class B> struct wrapexcept_add_base<E, B, 1>
|
|
{
|
|
struct type {};
|
|
};
|
|
|
|
template<class E, class B> struct wrapexcept_add_base<E, B, 2>
|
|
{
|
|
typedef B type;
|
|
};
|
|
|
|
} // namespace detail
|
|
|
|
template<class E> struct BOOST_SYMBOL_VISIBLE wrapexcept:
|
|
public detail::wrapexcept_add_base<E, boost::exception_detail::clone_base>::type,
|
|
public E,
|
|
public detail::wrapexcept_add_base<E, boost::exception>::type
|
|
{
|
|
private:
|
|
|
|
struct deleter
|
|
{
|
|
wrapexcept * p_;
|
|
~deleter() { delete p_; }
|
|
};
|
|
|
|
private:
|
|
|
|
void copy_from( void const* )
|
|
{
|
|
}
|
|
|
|
void copy_from( boost::exception const* p )
|
|
{
|
|
static_cast<boost::exception&>( *this ) = *p;
|
|
}
|
|
|
|
public:
|
|
|
|
explicit wrapexcept( E const & e ): E( e )
|
|
{
|
|
copy_from( &e );
|
|
}
|
|
|
|
explicit wrapexcept( E const & e, boost::source_location const & loc ): E( e )
|
|
{
|
|
copy_from( &e );
|
|
|
|
set_info( *this, throw_file( loc.file_name() ) );
|
|
set_info( *this, throw_line( static_cast<int>( loc.line() ) ) );
|
|
set_info( *this, throw_function( loc.function_name() ) );
|
|
set_info( *this, throw_column( static_cast<int>( loc.column() ) ) );
|
|
}
|
|
|
|
virtual boost::exception_detail::clone_base const * clone() const BOOST_OVERRIDE
|
|
{
|
|
wrapexcept * p = new wrapexcept( *this );
|
|
deleter del = { p };
|
|
|
|
boost::exception_detail::copy_boost_exception( p, this );
|
|
|
|
del.p_ = BOOST_NULLPTR;
|
|
return p;
|
|
}
|
|
|
|
virtual void rethrow() const BOOST_OVERRIDE
|
|
{
|
|
#if defined( BOOST_NO_EXCEPTIONS )
|
|
|
|
boost::throw_exception( *this );
|
|
|
|
#else
|
|
|
|
throw *this;
|
|
|
|
#endif
|
|
}
|
|
};
|
|
|
|
// All boost exceptions are required to derive from std::exception,
|
|
// to ensure compatibility with BOOST_NO_EXCEPTIONS.
|
|
|
|
inline void throw_exception_assert_compatibility( std::exception const & ) {}
|
|
|
|
// boost::throw_exception
|
|
|
|
#if !defined( BOOST_NO_EXCEPTIONS )
|
|
|
|
#if defined( BOOST_EXCEPTION_DISABLE )
|
|
|
|
template<class E> BOOST_NORETURN void throw_exception( E const & e )
|
|
{
|
|
throw_exception_assert_compatibility( e );
|
|
throw e;
|
|
}
|
|
|
|
template<class E> BOOST_NORETURN void throw_exception( E const & e, boost::source_location const & )
|
|
{
|
|
throw_exception_assert_compatibility( e );
|
|
throw e;
|
|
}
|
|
|
|
#else // defined( BOOST_EXCEPTION_DISABLE )
|
|
|
|
template<class E> BOOST_NORETURN void throw_exception( E const & e )
|
|
{
|
|
throw_exception_assert_compatibility( e );
|
|
throw wrapexcept<E>( e );
|
|
}
|
|
|
|
template<class E> BOOST_NORETURN void throw_exception( E const & e, boost::source_location const & loc )
|
|
{
|
|
throw_exception_assert_compatibility( e );
|
|
throw wrapexcept<E>( e, loc );
|
|
}
|
|
|
|
#endif // defined( BOOST_EXCEPTION_DISABLE )
|
|
|
|
#endif // !defined( BOOST_NO_EXCEPTIONS )
|
|
|
|
} // namespace boost
|
|
|
|
// BOOST_THROW_EXCEPTION
|
|
|
|
#define BOOST_THROW_EXCEPTION(x) ::boost::throw_exception(x, BOOST_CURRENT_LOCATION)
|
|
|
|
namespace boost
|
|
{
|
|
|
|
// throw_with_location
|
|
|
|
namespace detail
|
|
{
|
|
|
|
struct BOOST_SYMBOL_VISIBLE throw_location
|
|
{
|
|
boost::source_location location_;
|
|
|
|
explicit throw_location( boost::source_location const & loc ): location_( loc )
|
|
{
|
|
}
|
|
};
|
|
|
|
template<class E> class BOOST_SYMBOL_VISIBLE with_throw_location: public E, public throw_location
|
|
{
|
|
public:
|
|
|
|
with_throw_location( E const & e, boost::source_location const & loc ): E( e ), throw_location( loc )
|
|
{
|
|
}
|
|
|
|
#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
|
|
|
|
with_throw_location( E && e, boost::source_location const & loc ): E( std::move( e ) ), throw_location( loc )
|
|
{
|
|
}
|
|
|
|
#endif
|
|
};
|
|
|
|
} // namespace detail
|
|
|
|
#if !defined(BOOST_NO_EXCEPTIONS)
|
|
|
|
#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES) && !defined(BOOST_NO_CXX11_HDR_TYPE_TRAITS)
|
|
|
|
template<class E> BOOST_NORETURN void throw_with_location( E && e, boost::source_location const & loc = BOOST_CURRENT_LOCATION )
|
|
{
|
|
throw_exception_assert_compatibility( e );
|
|
throw detail::with_throw_location<typename std::decay<E>::type>( std::forward<E>( e ), loc );
|
|
}
|
|
|
|
#else
|
|
|
|
template<class E> BOOST_NORETURN void throw_with_location( E const & e, boost::source_location const & loc = BOOST_CURRENT_LOCATION )
|
|
{
|
|
throw_exception_assert_compatibility( e );
|
|
throw detail::with_throw_location<E>( e, loc );
|
|
}
|
|
|
|
#endif
|
|
|
|
#else
|
|
|
|
template<class E> BOOST_NORETURN void throw_with_location( E const & e, boost::source_location const & loc = BOOST_CURRENT_LOCATION )
|
|
{
|
|
boost::throw_exception( e, loc );
|
|
}
|
|
|
|
#endif
|
|
|
|
// get_throw_location
|
|
|
|
template<class E> boost::source_location get_throw_location( E const & e )
|
|
{
|
|
#if defined(BOOST_NO_RTTI)
|
|
|
|
(void)e;
|
|
return boost::source_location();
|
|
|
|
#else
|
|
|
|
if( detail::throw_location const* pl = dynamic_cast< detail::throw_location const* >( &e ) )
|
|
{
|
|
return pl->location_;
|
|
}
|
|
else if( boost::exception const* px = dynamic_cast< boost::exception const* >( &e ) )
|
|
{
|
|
return exception_detail::get_exception_throw_location( *px );
|
|
}
|
|
else
|
|
{
|
|
return boost::source_location();
|
|
}
|
|
|
|
#endif
|
|
}
|
|
|
|
} // namespace boost
|
|
|
|
#endif // #ifndef BOOST_THROW_EXCEPTION_HPP_INCLUDED
|