error_category Class Reference

Inheritance diagram for error_category:

Public Member Functions
	error_category () _NOEXCEPT
virtual	~error_category () _NOEXCEPT
virtual const char *	name () const _NOEXCEPT=0
virtual string	message (int _Errval) const =0
virtual error_condition	default_error_condition (int _Errval) const _NOEXCEPT
virtual bool	equivalent (int _Errval, const error_condition &_Cond) const _NOEXCEPT
virtual bool	equivalent (const error_code &_Code, int _Errval) const _NOEXCEPT
bool	operator== (const error_category &_Right) const _NOEXCEPT
bool	operator!= (const error_category &_Right) const _NOEXCEPT
bool	operator< (const error_category &_Right) const _NOEXCEPT
	error_category (const error_category &)=delete
error_category &	operator= (const error_category &)=delete

Protected Types
enum	: uintptr_t { _Future_addr = 1, _Generic_addr = 3, _Iostream_addr = 5, _System_addr = 7 }

Protected Attributes
uintptr_t	_Addr

Member Enumeration Documentation

anonymous enum : uintptr_t

protected

Enumerator
_Future_addr
_Generic_addr
_Iostream_addr
_System_addr

         : uintptr_t
        {   // imaginary addresses for Standard error_category objects
        _Future_addr = 1,
        _Generic_addr = 3,
        _Iostream_addr = 5,
        _System_addr = 7
        };

Constructor & Destructor Documentation

error_category::error_category ( )

inline

        {   // default constructor
        _Addr = reinterpret_cast<uintptr_t>(this);
        }

virtual error_category::~error_category ( )

inlinevirtual

        {   // destroy the object
        }

error_category::error_category ( const error_category &  )

delete

Member Function Documentation

error_condition error_category::default_error_condition ( int  _Errval ) const

inlinevirtual

Reimplemented in _System_error_category.

    {   // make error_condition for error code
    return (error_condition(_Errval, *this));
    }

bool error_category::equivalent ( int  _Errval, const error_condition &  _Cond  ) const

inlinevirtual

    {   // test if error code same condition
    return (default_error_condition(_Errval) == _Cond);
    }

bool error_category::equivalent ( const error_code &  _Code, int  _Errval  ) const

inlinevirtual

    {   // test if conditions same for this category
    return (*this == _Code.category() && _Code.value() == _Errval);
    }

virtual string error_category::message ( int  _Errval ) const

pure virtual

Implemented in _System_error_category, _Iostream_error_category, _Generic_error_category, and _Future_error_category.

virtual const char* error_category::name ( ) const

pure virtual

Implemented in _System_error_category, _Iostream_error_category, _Generic_error_category, and _Future_error_category.

bool error_category::operator!= ( const error_category &  _Right ) const

inline

        {   // compare categories for inequality
        return (!(*this == _Right));
        }

bool error_category::operator< ( const error_category &  _Right ) const

inline

        {   // compare categories for order
        return (_Addr < _Right._Addr);
        }

error_category& error_category::operator= ( const error_category &  )

delete

bool error_category::operator== ( const error_category &  _Right ) const

inline

        {   // compare categories for equality
        return (_Addr == _Right._Addr);
        }

Member Data Documentation

uintptr_t error_category::_Addr

protected

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The documentation for this class was generated from the following file:

• VS2015/inc/system_error