Exheredludis/paludis/util/pool.cc
Saleem Abdulrasool f3cd245511 modernize: convert to range based for-loops
Automated conversion to range based for loops.  NFC
2016-08-04 22:11:01 -07:00

125 lines
2.6 KiB
C++

/* vim: set sw=4 sts=4 et foldmethod=syntax : */
/*
* Copyright (c) 2011, 2012 Ciaran McCreesh
*
* This file is part of the Paludis package manager. Paludis is free software;
* you can redistribute it and/or modify it under the terms of the GNU General
* Public License version 2, as published by the Free Software Foundation.
*
* Paludis 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 program; if not, write to the Free Software Foundation, Inc., 59 Temple
* Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <paludis/util/pool-impl.hh>
#include <paludis/util/pimp-impl.hh>
#include <list>
#include <memory>
using namespace paludis;
typedef std::list<std::shared_ptr<const PoolKey> > PoolKeyList;
namespace paludis
{
template <>
struct Imp<PoolKeys>
{
std::shared_ptr<PoolKeyList> values;
Imp() :
values(std::make_shared<PoolKeyList>())
{
}
Imp(const std::shared_ptr<PoolKeyList> & v) :
values(v)
{
}
};
}
PoolKeys::PoolKeys() :
_imp()
{
}
PoolKeys::PoolKeys(const PoolKeys & other) :
_imp(other._imp->values)
{
}
PoolKeys::~PoolKeys() = default;
void
PoolKeys::add()
{
}
void
PoolKeys::add_one(const std::shared_ptr<const PoolKey> & k)
{
_imp->values->push_back(k);
}
PoolKey::PoolKey(int tc) :
_tc(tc)
{
}
PoolKey::~PoolKey() = default;
bool
PoolKey::same_type_and_value(const PoolKey & other) const
{
return _tc == other._tc && same_value(other);
}
std::size_t
PoolKeysHasher::operator() (const PoolKeys & keys) const
{
std::size_t result(0);
for (auto & i : *keys._imp->values)
{
result <<= 4;
result ^= i->hash();
}
return result;
}
bool
PoolKeysComparator::operator() (const PoolKeys & a, const PoolKeys & b) const
{
for (auto i(a._imp->values->begin()), j(b._imp->values->begin()), i_end(a._imp->values->end()), j_end(b._imp->values->end()) ;
(i != i_end || j != j_end) ; ++i, ++j)
{
if (i == i_end || j == j_end || ! (*i)->same_type_and_value(**j))
return false;
}
return true;
}
int
PoolKeyTypeCodes::next()
{
static std::mutex mutex;
static int result(0);
std::unique_lock<std::mutex> lock(mutex);
return ++result;
}
namespace paludis
{
template class Pimp<PoolKeys>;
}