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1815719a5b
-Wdeprecated-copy-with-user-provided-copy was causing a few errors on things that where defined in a way that was implicit. By removing code it now compiles without warnings. tested with fc38 / clang-16
120 lines
3.2 KiB
C++
120 lines
3.2 KiB
C++
/* Copyright (C) 2007-2013 Arjen G Lentz & Antony T Curtis for Open Query
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335 USA */
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/* ======================================================================
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Open Query Graph Computation Engine, based on a concept by Arjen Lentz
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v3 implementation by Antony Curtis, Arjen Lentz, Andrew McDonnell
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For more information, documentation, support, enhancement engineering,
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see http://openquery.com/graph or contact graph@openquery.com
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======================================================================
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*/
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#pragma once
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#include <cstddef>
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namespace open_query
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{
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class judy_bitset
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{
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public:
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typedef std::size_t size_type;
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enum { npos = (size_type) -1 };
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judy_bitset()
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: array(0)
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{ }
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judy_bitset(const judy_bitset& src)
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: array(0)
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{
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set(src);
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}
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~judy_bitset()
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{ clear(); }
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judy_bitset& operator=(const judy_bitset& src)
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{
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clear();
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return set(src);
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}
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void clear();
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bool empty() const { return !array; }
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bool none() const { return npos == find_first(); }
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inline judy_bitset& set(size_type n, bool val = true)
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{
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if (!val)
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return reset(n);
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else
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return setbit(n);
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}
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judy_bitset& set(const judy_bitset& src);
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judy_bitset& reset(size_type n);
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judy_bitset& flip(size_type n);
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bool test(size_type) const;
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size_type count() const;
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size_type size() const;
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size_type num_blocks() const;
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class reference
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{
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friend class judy_bitset;
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reference(judy_bitset& array, size_type pos)
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: j(array)
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, n(pos)
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{ }
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void operator&(); // not defined
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public:
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reference& operator=(bool value)
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{ j.set(n, value); return *this; }
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reference& operator=(const reference& ref)
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{ j.set(n, ref); return *this; }
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reference& operator|=(bool value)
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{ if (value) j.set(n); return *this; }
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reference& operator&=(bool value)
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{ if (!value) j.reset(n); return *this; }
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reference& operator^=(bool value)
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{ if (value) j.flip(n); return *this; }
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reference& operator-=(bool value)
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{ if (value) j.reset(n); return *this; }
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bool operator~() const { return !j.test(n); }
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operator bool() const { return j.test(n); }
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reference& flip() { j.flip(n); return *this; }
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private:
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judy_bitset& j;
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size_type n;
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};
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bool operator[](size_type n) const { return test(n); }
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size_type find_first() const;
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size_type find_next(size_type n) const;
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private:
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mutable void* array;
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judy_bitset& setbit(size_type n);
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};
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}
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