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boost_mpl/include/boost/mpl/partition.hpp
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2003-10-22 01:03:06 +00:00

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//-----------------------------------------------------------------------------
// boost mpl/partition.hpp header file
// See http://www.boost.org for updates, documentation, and revision history.
//-----------------------------------------------------------------------------
//
// Copyright (c) 2002-2003
// Eric Friedman
//
// Permission to use, copy, modify, distribute and sell this software
// and its documentation for any purpose is hereby granted without fee,
// provided that the above copyright notice appears in all copies and
// that both the copyright notice and this permission notice appear in
// supporting documentation. No representations are made about the
// suitability of this software for any purpose. It is provided "as is"
// without express or implied warranty.
#ifndef BOOST_MPL_PARTITION_HPP_INCLUDED
#define BOOST_MPL_PARTITION_HPP_INCLUDED
#include "boost/mpl/aux_/partition_op.hpp"
#include "boost/mpl/clear.hpp"
#include "boost/mpl/iter_fold.hpp"
#include "boost/mpl/lambda.hpp"
#include "boost/mpl/pair.hpp"
#include "boost/mpl/protect.hpp"
#include "boost/mpl/aux_/void_spec.hpp"
#include "boost/mpl/aux_/lambda_support.hpp"
namespace boost {
namespace mpl {
BOOST_MPL_AUX_AGLORITHM_NAMESPACE_BEGIN
template <
typename BOOST_MPL_AUX_VOID_SPEC_PARAM(Sequence)
, typename BOOST_MPL_AUX_VOID_SPEC_PARAM(Predicate)
>
struct partition
{
private:
typedef typename lambda<Predicate>::type pred_;
typedef typename clear<Sequence>::type cleared_;
public:
typedef typename iter_fold<
Sequence
, pair< cleared_,cleared_ >
, protect< aux::partition_op<pred_> >
>::type type;
BOOST_MPL_AUX_LAMBDA_SUPPORT(2,partition,(Sequence,Predicate))
};
BOOST_MPL_AUX_AGLORITHM_NAMESPACE_END
BOOST_MPL_AUX_ALGORITHM_VOID_SPEC(2, partition)
} // namespace mpl
} // namespace boost
#endif // BOOST_MPL_PARTITION_HPP_INCLUDED