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Peter Dimov
2014-06-03 03:14:27 +03:00
parent 4de3efa73d 7f937491f0
commit a823cbe32a
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17
include/boost/exception/detail/attribute_noreturn.hpp
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//Copyright (c) 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)
#ifndef UUID_61531AB0680611DEADD5846855D89593
#define UUID_61531AB0680611DEADD5846855D89593
#if defined(_MSC_VER)
#define BOOST_ATTRIBUTE_NORETURN __declspec(noreturn)
#elif defined(__GNUC__)
#define BOOST_ATTRIBUTE_NORETURN __attribute__((__noreturn__))
#else
#define BOOST_ATTRIBUTE_NORETURN
#endif
#endif

489
include/boost/exception/exception.hpp
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//Copyright (c) 2006-2009 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)
#ifndef UUID_274DA366004E11DCB1DDFE2E56D89593
#define UUID_274DA366004E11DCB1DDFE2E56D89593
#if (__GNUC__*100+__GNUC_MINOR__>301) && !defined(BOOST_EXCEPTION_ENABLE_WARNINGS)
#pragma GCC system_header
#endif
#if defined(_MSC_VER) && !defined(BOOST_EXCEPTION_ENABLE_WARNINGS)
#pragma warning(push,1)
#endif
namespace
boost
{
namespace
exception_detail
{
template <class T>
class
refcount_ptr
{
public:
refcount_ptr():
px_(0)
{
}
~refcount_ptr()
{
release();
}
refcount_ptr( refcount_ptr const & x ):
px_(x.px_)
{
add_ref();
}
refcount_ptr &
operator=( refcount_ptr const & x )
{
adopt(x.px_);
return *this;
}
void
adopt( T * px )
{
release();
px_=px;
add_ref();
}
T *
get() const
{
return px_;
}
private:
T * px_;
void
add_ref()
{
if( px_ )
px_->add_ref();
}
void
release()
{
if( px_ && px_->release() )
px_=0;
}
};
}
////////////////////////////////////////////////////////////////////////
template <class Tag,class T>
class error_info;
typedef error_info<struct throw_function_,char const *> throw_function;
typedef error_info<struct throw_file_,char const *> throw_file;
typedef error_info<struct throw_line_,int> throw_line;
template <>
class
error_info<throw_function_,char const *>
{
public:
typedef char const * value_type;
value_type v_;
explicit
error_info( value_type v ):
v_(v)
{
}
};
template <>
class
error_info<throw_file_,char const *>
{
public:
typedef char const * value_type;
value_type v_;
explicit
error_info( value_type v ):
v_(v)
{
}
};
template <>
class
error_info<throw_line_,int>
{
public:
typedef int value_type;
value_type v_;
explicit
error_info( value_type v ):
v_(v)
{
}
};
#if defined(__GNUC__)
# if (__GNUC__ == 4 && __GNUC_MINOR__ >= 1) || (__GNUC__ > 4)
# pragma GCC visibility push (default)
# endif
#endif
class exception;
#if defined(__GNUC__)
# if (__GNUC__ == 4 && __GNUC_MINOR__ >= 1) || (__GNUC__ > 4)
# pragma GCC visibility pop
# endif
#endif
template <class T>
class shared_ptr;
namespace
exception_detail
{
class error_info_base;
struct type_info_;
struct
error_info_container
{
virtual char const * diagnostic_information( char const * ) const = 0;
virtual shared_ptr<error_info_base> get( type_info_ const & ) const = 0;
virtual void set( shared_ptr<error_info_base> const &, type_info_ const & ) = 0;
virtual void add_ref() const = 0;
virtual bool release() const = 0;
virtual refcount_ptr<exception_detail::error_info_container> clone() const = 0;
protected:
~error_info_container() throw()
{
}
};
template <class>
struct get_info;
template <>
struct get_info<throw_function>;
template <>
struct get_info<throw_file>;
template <>
struct get_info<throw_line>;
char const * get_diagnostic_information( exception const &, char const * );
void copy_boost_exception( exception *, exception const * );
template <class E,class Tag,class T>
E const & set_info( E const &, error_info<Tag,T> const & );
template <class E>
E const & set_info( E const &, throw_function const & );
template <class E>
E const & set_info( E const &, throw_file const & );
template <class E>
E const & set_info( E const &, throw_line const & );
}
#if defined(__GNUC__)
# if (__GNUC__ == 4 && __GNUC_MINOR__ >= 1) || (__GNUC__ > 4)
# pragma GCC visibility push (default)
# endif
#endif
class
exception
{
//<N3757>
public:
template <class Tag> void set( typename Tag::type const & );
template <class Tag> typename Tag::type const * get() const;
//</N3757>
protected:
exception():
throw_function_(0),
throw_file_(0),
throw_line_(-1)
{
}
#ifdef __HP_aCC
//On HP aCC, this protected copy constructor prevents throwing boost::exception.
//On all other platforms, the same effect is achieved by the pure virtual destructor.
exception( exception const & x ) throw():
data_(x.data_),
throw_function_(x.throw_function_),
throw_file_(x.throw_file_),
throw_line_(x.throw_line_)
{
}
#endif
virtual ~exception() throw()
#ifndef __HP_aCC
= 0 //Workaround for HP aCC, =0 incorrectly leads to link errors.
#endif
;
#if (defined(__MWERKS__) && __MWERKS__<=0x3207) || (defined(_MSC_VER) && _MSC_VER<=1310)
public:
#else
private:
template <class E>
friend E const & exception_detail::set_info( E const &, throw_function const & );
template <class E>
friend E const & exception_detail::set_info( E const &, throw_file const & );
template <class E>
friend E const & exception_detail::set_info( E const &, throw_line const & );
template <class E,class Tag,class T>
friend E const & exception_detail::set_info( E const &, error_info<Tag,T> const & );
friend char const * exception_detail::get_diagnostic_information( exception const &, char const * );
template <class>
friend struct exception_detail::get_info;
friend struct exception_detail::get_info<throw_function>;
friend struct exception_detail::get_info<throw_file>;
friend struct exception_detail::get_info<throw_line>;
friend void exception_detail::copy_boost_exception( exception *, exception const * );
#endif
mutable exception_detail::refcount_ptr<exception_detail::error_info_container> data_;
mutable char const * throw_function_;
mutable char const * throw_file_;
mutable int throw_line_;
};
#if defined(__GNUC__)
# if (__GNUC__ == 4 && __GNUC_MINOR__ >= 1) || (__GNUC__ > 4)
# pragma GCC visibility pop
# endif
#endif
inline
exception::
~exception() throw()
{
}
namespace
exception_detail
{
template <class E>
E const &
set_info( E const & x, throw_function const & y )
{
x.throw_function_=y.v_;
return x;
}
template <class E>
E const &
set_info( E const & x, throw_file const & y )
{
x.throw_file_=y.v_;
return x;
}
template <class E>
E const &
set_info( E const & x, throw_line const & y )
{
x.throw_line_=y.v_;
return x;
}
}
////////////////////////////////////////////////////////////////////////
namespace
exception_detail
{
#if defined(__GNUC__)
# if (__GNUC__ == 4 && __GNUC_MINOR__ >= 1) || (__GNUC__ > 4)
# pragma GCC visibility push (default)
# endif
#endif
template <class T>
struct
error_info_injector:
public T,
public exception
{
explicit
error_info_injector( T const & x ):
T(x)
{
}
~error_info_injector() throw()
{
}
};
#if defined(__GNUC__)
# if (__GNUC__ == 4 && __GNUC_MINOR__ >= 1) || (__GNUC__ > 4)
# pragma GCC visibility pop
# endif
#endif
struct large_size { char c[256]; };
large_size dispatch_boost_exception( exception const * );
struct small_size { };
small_size dispatch_boost_exception( void const * );
template <class,int>
struct enable_error_info_helper;
template <class T>
struct
enable_error_info_helper<T,sizeof(large_size)>
{
typedef T type;
};
template <class T>
struct
enable_error_info_helper<T,sizeof(small_size)>
{
typedef error_info_injector<T> type;
};
template <class T>
struct
enable_error_info_return_type
{
typedef typename enable_error_info_helper<T,sizeof(exception_detail::dispatch_boost_exception(static_cast<T *>(0)))>::type type;
};
}
template <class T>
inline
typename
exception_detail::enable_error_info_return_type<T>::type
enable_error_info( T const & x )
{
typedef typename exception_detail::enable_error_info_return_type<T>::type rt;
return rt(x);
}
////////////////////////////////////////////////////////////////////////
namespace
exception_detail
{
#if defined(__GNUC__)
# if (__GNUC__ == 4 && __GNUC_MINOR__ >= 1) || (__GNUC__ > 4)
# pragma GCC visibility push (default)
# endif
#endif
class
clone_base
{
public:
virtual clone_base const * clone() const = 0;
virtual void rethrow() const = 0;
virtual
~clone_base() throw()
{
}
};
#if defined(__GNUC__)
# if (__GNUC__ == 4 && __GNUC_MINOR__ >= 1) || (__GNUC__ > 4)
# pragma GCC visibility pop
# endif
#endif
inline
void
copy_boost_exception( exception * a, exception const * b )
{
refcount_ptr<error_info_container> data;
if( error_info_container * d=b->data_.get() )
data = d->clone();
a->throw_file_ = b->throw_file_;
a->throw_line_ = b->throw_line_;
a->throw_function_ = b->throw_function_;
a->data_ = data;
}
inline
void
copy_boost_exception( void *, void const * )
{
}
template <class T>
class
clone_impl:
public T,
public virtual clone_base
{
struct clone_tag { };
clone_impl( clone_impl const & x, clone_tag ):
T(x)
{
copy_boost_exception(this,&x);
}
public:
explicit
clone_impl( T const & x ):
T(x)
{
copy_boost_exception(this,&x);
}
~clone_impl() throw()
{
}
private:
clone_base const *
clone() const
{
return new clone_impl(*this,clone_tag());
}
void
rethrow() const
{
throw*this;
}
};
}
template <class T>
inline
exception_detail::clone_impl<T>
enable_current_exception( T const & x )
{
return exception_detail::clone_impl<T>(x);
}
}
#if defined(_MSC_VER) && !defined(BOOST_EXCEPTION_ENABLE_WARNINGS)
#pragma warning(pop)
#endif
#endif

103
include/boost/throw_exception.hpp
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#ifndef UUID_AA15E74A856F11E08B8D93F24824019B
#define UUID_AA15E74A856F11E08B8D93F24824019B
#if (__GNUC__*100+__GNUC_MINOR__>301) && !defined(BOOST_EXCEPTION_ENABLE_WARNINGS)
#pragma GCC system_header
#endif
#if defined(_MSC_VER) && !defined(BOOST_EXCEPTION_ENABLE_WARNINGS)
#pragma warning(push,1)
#endif
// MS compatible compilers support #pragma once
#if defined(_MSC_VER) && (_MSC_VER >= 1020)
# pragma once
#endif
//
// boost/throw_exception.hpp
//
// Copyright (c) 2002 Peter Dimov and Multi Media Ltd.
// 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/utility/throw_exception.html
//
#include <boost/exception/detail/attribute_noreturn.hpp>
#include <boost/detail/workaround.hpp>
#include <boost/config.hpp>
#include <exception>
#if !defined( BOOST_EXCEPTION_DISABLE ) && defined( __BORLANDC__ ) && BOOST_WORKAROUND( __BORLANDC__, BOOST_TESTED_AT(0x593) )
# define BOOST_EXCEPTION_DISABLE
#endif
#if !defined( BOOST_EXCEPTION_DISABLE ) && defined( BOOST_MSVC ) && BOOST_WORKAROUND( BOOST_MSVC, < 1310 )
# define BOOST_EXCEPTION_DISABLE
#endif
#if !defined( BOOST_EXCEPTION_DISABLE )
# include <boost/exception/exception.hpp>
#if !defined(BOOST_THROW_EXCEPTION_CURRENT_FUNCTION)
# include <boost/current_function.hpp>
# define BOOST_THROW_EXCEPTION_CURRENT_FUNCTION BOOST_CURRENT_FUNCTION
#endif
# define BOOST_THROW_EXCEPTION(x) ::boost::exception_detail::throw_exception_(x,BOOST_THROW_EXCEPTION_CURRENT_FUNCTION,__FILE__,__LINE__)
#else
# define BOOST_THROW_EXCEPTION(x) ::boost::throw_exception(x)
#endif
namespace boost
{
#ifdef BOOST_NO_EXCEPTIONS
void throw_exception( std::exception const & e ); // user defined
#else
inline void throw_exception_assert_compatibility( std::exception const & ) { }
template<class E> BOOST_ATTRIBUTE_NORETURN inline void throw_exception( E const & e )
{
//All boost exceptions are required to derive from std::exception,
//to ensure compatibility with BOOST_NO_EXCEPTIONS.
throw_exception_assert_compatibility(e);
#ifndef BOOST_EXCEPTION_DISABLE
throw enable_current_exception(enable_error_info(e));
#else
throw e;
#endif
}
#endif
#if !defined( BOOST_EXCEPTION_DISABLE )
namespace
exception_detail
{
template <class E>
BOOST_ATTRIBUTE_NORETURN
void
throw_exception_( E const & x, char const * current_function, char const * file, int line )
{
boost::throw_exception(
set_info(
set_info(
set_info(
enable_error_info(x),
throw_function(current_function)),
throw_file(file)),
throw_line(line)));
}
}
#endif
} // namespace boost
#if defined(_MSC_VER) && !defined(BOOST_EXCEPTION_ENABLE_WARNINGS)
#pragma warning(pop)
#endif
#endif