Mercurial > hg > vamp-build-and-test
diff DEPENDENCIES/generic/include/boost/mpl/count_if.hpp @ 16:2665513ce2d3
Add boost headers
author | Chris Cannam |
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date | Tue, 05 Aug 2014 11:11:38 +0100 |
parents | |
children | c530137014c0 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/DEPENDENCIES/generic/include/boost/mpl/count_if.hpp Tue Aug 05 11:11:38 2014 +0100 @@ -0,0 +1,79 @@ + +#ifndef BOOST_MPL_COUNT_IF_HPP_INCLUDED +#define BOOST_MPL_COUNT_IF_HPP_INCLUDED + +// Copyright Aleksey Gurtovoy 2000-2002 +// +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE_1_0.txt or copy at +// http://www.boost.org/LICENSE_1_0.txt) +// +// See http://www.boost.org/libs/mpl for documentation. + +// $Id: count_if.hpp 49267 2008-10-11 06:19:02Z agurtovoy $ +// $Date: 2008-10-10 23:19:02 -0700 (Fri, 10 Oct 2008) $ +// $Revision: 49267 $ + +#include <boost/mpl/fold.hpp> +#include <boost/mpl/next.hpp> +#include <boost/mpl/integral_c.hpp> +#include <boost/mpl/identity.hpp> +#include <boost/mpl/eval_if.hpp> +#include <boost/mpl/apply.hpp> +#include <boost/mpl/aux_/msvc_eti_base.hpp> +#include <boost/mpl/aux_/na_spec.hpp> +#include <boost/mpl/aux_/lambda_support.hpp> +#include <boost/mpl/aux_/config/forwarding.hpp> + +namespace boost { namespace mpl { + +namespace aux { + +template< typename Predicate > +struct next_if +{ + template< + typename N + , typename T + > + struct apply +#if !defined(BOOST_MPL_CFG_NO_NESTED_FORWARDING) + : eval_if< + typename apply1<Predicate,T>::type + , next<N> + , identity<N> + > + { +#else + { + typedef typename eval_if< + typename apply1<Predicate,T>::type + , next<N> + , identity<N> + >::type type; +#endif + }; +}; + +} // namespace aux + + +template< + typename BOOST_MPL_AUX_NA_PARAM(Sequence) + , typename BOOST_MPL_AUX_NA_PARAM(Predicate) + > +struct count_if + : aux::msvc_eti_base< typename fold< + Sequence + , integral_c<unsigned long,0> + , protect< aux::next_if<Predicate> > + >::type > +{ + BOOST_MPL_AUX_LAMBDA_SUPPORT(2,count_if,(Sequence,Predicate)) +}; + +BOOST_MPL_AUX_NA_SPEC(2, count_if) + +}} + +#endif // BOOST_MPL_COUNT_IF_HPP_INCLUDED