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- // Debugging bitset implementation -*- C++ -*-
-
- // Copyright (C) 2003, 2004
- // Free Software Foundation, Inc.
- //
- // This file is part of the GNU ISO C++ Library. This library is free
- // software; you can redistribute it and/or modify it under the
- // terms of the GNU General Public License as published by the
- // Free Software Foundation; either version 2, or (at your option)
- // any later version.
-
- // This library is distributed in the hope that it will be useful,
- // but WITHOUT ANY WARRANTY; without even the implied warranty of
- // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- // GNU General Public License for more details.
-
- // You should have received a copy of the GNU General Public License along
- // with this library; see the file COPYING. If not, write to the Free
- // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
- // USA.
-
- // As a special exception, you may use this file as part of a free software
- // library without restriction. Specifically, if other files instantiate
- // templates or use macros or inline functions from this file, or you compile
- // this file and link it with other files to produce an executable, this
- // file does not by itself cause the resulting executable to be covered by
- // the GNU General Public License. This exception does not however
- // invalidate any other reasons why the executable file might be covered by
- // the GNU General Public License.
-
- #ifndef _GLIBCXX_DEBUG_BITSET
- #define _GLIBCXX_DEBUG_BITSET
-
- #include <bitset>
- #include <debug/safe_sequence.h>
- #include <debug/safe_iterator.h>
-
- namespace __gnu_debug_def
- {
- template<size_t _Nb>
- class bitset
- : public _GLIBCXX_STD::bitset<_Nb>,
- public __gnu_debug::_Safe_sequence_base
- {
- typedef _GLIBCXX_STD::bitset<_Nb> _Base;
- typedef __gnu_debug::_Safe_sequence_base _Safe_base;
-
- public:
- // bit reference:
- class reference
- : private _Base::reference, public __gnu_debug::_Safe_iterator_base
- {
- typedef typename _Base::reference _Base_ref;
-
- friend class bitset;
- reference();
-
- reference(const _Base_ref& __base, bitset* __seq)
- : _Base_ref(__base), _Safe_iterator_base(__seq, false)
- { }
-
- public:
- reference(const reference& __x)
- : _Base_ref(__x), _Safe_iterator_base(__x, false)
- { }
-
- reference&
- operator=(bool __x)
- {
- _GLIBCXX_DEBUG_VERIFY(! this->_M_singular(),
- _M_message(::__gnu_debug::__msg_bad_bitset_write)
- ._M_iterator(*this));
- *static_cast<_Base_ref*>(this) = __x;
- return *this;
- }
-
- reference&
- operator=(const reference& __x)
- {
- _GLIBCXX_DEBUG_VERIFY(! __x._M_singular(),
- _M_message(::__gnu_debug::__msg_bad_bitset_read)
- ._M_iterator(__x));
- _GLIBCXX_DEBUG_VERIFY(! this->_M_singular(),
- _M_message(::__gnu_debug::__msg_bad_bitset_write)
- ._M_iterator(*this));
- *static_cast<_Base_ref*>(this) = __x;
- return *this;
- }
-
- bool
- operator~() const
- {
- _GLIBCXX_DEBUG_VERIFY(! this->_M_singular(),
- _M_message(::__gnu_debug::__msg_bad_bitset_read)
- ._M_iterator(*this));
- return ~(*static_cast<const _Base_ref*>(this));
- }
-
- operator bool() const
- {
- _GLIBCXX_DEBUG_VERIFY(! this->_M_singular(),
- _M_message(::__gnu_debug::__msg_bad_bitset_read)
- ._M_iterator(*this));
- return *static_cast<const _Base_ref*>(this);
- }
-
- reference&
- flip()
- {
- _GLIBCXX_DEBUG_VERIFY(! this->_M_singular(),
- _M_message(::__gnu_debug::__msg_bad_bitset_flip)
- ._M_iterator(*this));
- _Base_ref::flip();
- return *this;
- }
- };
-
- // 23.3.5.1 constructors:
- bitset() : _Base() { }
-
- bitset(unsigned long __val) : _Base(__val) { }
-
- template<typename _CharT, typename _Traits, typename _Allocator>
- explicit
- bitset(const std::basic_string<_CharT,_Traits,_Allocator>& __str,
- typename std::basic_string<_CharT,_Traits,_Allocator>::size_type
- __pos = 0,
- typename std::basic_string<_CharT,_Traits,_Allocator>::size_type
- __n = (std::basic_string<_CharT,_Traits,_Allocator>::npos))
- : _Base(__str, __pos, __n) { }
-
- bitset(const _Base& __x) : _Base(__x), _Safe_base() { }
-
- // 23.3.5.2 bitset operations:
- bitset<_Nb>&
- operator&=(const bitset<_Nb>& __rhs)
- {
- _M_base() &= __rhs;
- return *this;
- }
-
- bitset<_Nb>&
- operator|=(const bitset<_Nb>& __rhs)
- {
- _M_base() |= __rhs;
- return *this;
- }
-
- bitset<_Nb>&
- operator^=(const bitset<_Nb>& __rhs)
- {
- _M_base() ^= __rhs;
- return *this;
- }
-
- bitset<_Nb>&
- operator<<=(size_t __pos)
- {
- _M_base() <<= __pos;
- return *this;
- }
-
- bitset<_Nb>&
- operator>>=(size_t __pos)
- {
- _M_base() >>= __pos;
- return *this;
- }
-
- bitset<_Nb>&
- set()
- {
- _Base::set();
- return *this;
- }
-
- // _GLIBCXX_RESOLVE_LIB_DEFECTS
- // 186. bitset::set() second parameter should be bool
- bitset<_Nb>&
- set(size_t __pos, bool __val = true)
- {
- _Base::set(__pos, __val);
- return *this;
- }
-
- bitset<_Nb>&
- reset()
- {
- _Base::reset();
- return *this;
- }
-
- bitset<_Nb>&
- reset(size_t __pos)
- {
- _Base::reset(__pos);
- return *this;
- }
-
- bitset<_Nb> operator~() const { return bitset(~_M_base()); }
-
- bitset<_Nb>&
- flip()
- {
- _Base::flip();
- return *this;
- }
-
- bitset<_Nb>&
- flip(size_t __pos)
- {
- _Base::flip(__pos);
- return *this;
- }
-
- // element access:
- // _GLIBCXX_RESOLVE_LIB_DEFECTS
- // 11. Bitset minor problems
- reference
- operator[](size_t __pos)
- {
- __glibcxx_check_subscript(__pos);
- return reference(_M_base()[__pos], this);
- }
-
- // _GLIBCXX_RESOLVE_LIB_DEFECTS
- // 11. Bitset minor problems
- bool
- operator[](size_t __pos) const
- {
- __glibcxx_check_subscript(__pos);
- return _M_base()[__pos];
- }
-
- using _Base::to_ulong;
-
- template <typename _CharT, typename _Traits, typename _Allocator>
- std::basic_string<_CharT, _Traits, _Allocator>
- to_string() const
- { return _M_base().template to_string<_CharT, _Traits, _Allocator>(); }
-
- using _Base::count;
- using _Base::size;
-
- bool
- operator==(const bitset<_Nb>& __rhs) const
- { return _M_base() == __rhs; }
-
- bool
- operator!=(const bitset<_Nb>& __rhs) const
- { return _M_base() != __rhs; }
-
- using _Base::test;
- using _Base::any;
- using _Base::none;
-
- bitset<_Nb>
- operator<<(size_t __pos) const
- { return bitset<_Nb>(_M_base() << __pos); }
-
- bitset<_Nb>
- operator>>(size_t __pos) const
- { return bitset<_Nb>(_M_base() >> __pos); }
-
- _Base&
- _M_base() { return *this; }
-
- const _Base&
- _M_base() const { return *this; }
- };
-
- template<size_t _Nb>
- bitset<_Nb>
- operator&(const bitset<_Nb>& __x, const bitset<_Nb>& __y)
- { return bitset<_Nb>(__x) &= __y; }
-
- template<size_t _Nb>
- bitset<_Nb>
- operator|(const bitset<_Nb>& __x, const bitset<_Nb>& __y)
- { return bitset<_Nb>(__x) |= __y; }
-
- template<size_t _Nb>
- bitset<_Nb>
- operator^(const bitset<_Nb>& __x, const bitset<_Nb>& __y)
- { return bitset<_Nb>(__x) ^= __y; }
-
- template<typename _CharT, typename _Traits, size_t _Nb>
- std::basic_istream<_CharT, _Traits>&
- operator>>(std::basic_istream<_CharT, _Traits>& __is, bitset<_Nb>& __x)
- { return __is >> __x._M_base(); }
-
- template<typename _CharT, typename _Traits, size_t _Nb>
- std::basic_ostream<_CharT, _Traits>&
- operator<<(std::basic_ostream<_CharT, _Traits>& __os,
- const bitset<_Nb>& __x)
- { return __os << __x._M_base(); }
- } // namespace __gnu_debug_def
-
- #endif
-