sl@0: 
sl@0: #ifndef BOOST_MPL_REPLACE_IF_HPP_INCLUDED
sl@0: #define BOOST_MPL_REPLACE_IF_HPP_INCLUDED
sl@0: 
sl@0: // Copyright Aleksey Gurtovoy 2000-2004
sl@0: // Copyright John R. Bandela 2000-2002
sl@0: // Copyright David Abrahams 2003-2004
sl@0: //
sl@0: // Distributed under the Boost Software License, Version 1.0. 
sl@0: // (See accompanying file LICENSE_1_0.txt or copy at 
sl@0: // http://www.boost.org/LICENSE_1_0.txt)
sl@0: //
sl@0: // See http://www.boost.org/libs/mpl for documentation.
sl@0: 
sl@0: // $Source: /cvsroot/boost/boost/boost/mpl/replace_if.hpp,v $
sl@0: // $Date: 2004/11/28 01:57:09 $
sl@0: // $Revision: 1.7 $
sl@0: 
sl@0: #include <boost/mpl/transform.hpp>
sl@0: #include <boost/mpl/apply.hpp>
sl@0: #include <boost/mpl/if.hpp>
sl@0: #include <boost/mpl/aux_/inserter_algorithm.hpp>
sl@0: #include <boost/mpl/aux_/config/forwarding.hpp>
sl@0: 
sl@0: namespace boost { namespace mpl {
sl@0: 
sl@0: namespace aux {
sl@0: 
sl@0: template< typename Predicate, typename T >
sl@0: struct replace_if_op
sl@0: {
sl@0:     template< typename U > struct apply
sl@0: #if !defined(BOOST_MPL_CFG_NO_NESTED_FORWARDING)
sl@0:         : if_<
sl@0:               typename apply1<Predicate,U>::type
sl@0:             , T
sl@0:             , U
sl@0:             >
sl@0:     {
sl@0: #else
sl@0:     {
sl@0:         typedef typename if_<
sl@0:               typename apply1<Predicate,U>::type
sl@0:             , T
sl@0:             , U
sl@0:             >::type type;
sl@0: #endif
sl@0:     };
sl@0: };
sl@0: 
sl@0: 
sl@0: template<
sl@0:       typename Sequence
sl@0:     , typename Predicate
sl@0:     , typename T
sl@0:     , typename Inserter
sl@0:     >
sl@0: struct replace_if_impl
sl@0:     : transform1_impl<
sl@0:           Sequence
sl@0:         , protect< aux::replace_if_op<Predicate,T> >
sl@0:         , Inserter
sl@0:         >
sl@0: {
sl@0: };
sl@0: 
sl@0: template<
sl@0:       typename Sequence
sl@0:     , typename Predicate
sl@0:     , typename T
sl@0:     , typename Inserter
sl@0:     >
sl@0: struct reverse_replace_if_impl
sl@0:     : reverse_transform1_impl<
sl@0:           Sequence
sl@0:         , protect< aux::replace_if_op<Predicate,T> >
sl@0:         , Inserter
sl@0:         >
sl@0: {
sl@0: };
sl@0: 
sl@0: } // namespace aux
sl@0: 
sl@0: BOOST_MPL_AUX_INSERTER_ALGORITHM_DEF(4, replace_if)
sl@0: 
sl@0: }}
sl@0: 
sl@0: #endif // BOOST_MPL_REPLACE_IF_HPP_INCLUDED