| [12] | 1 | |
|---|
| 2 | #ifndef BOOST_MPL_REPLACE_IF_HPP_INCLUDED |
|---|
| 3 | #define BOOST_MPL_REPLACE_IF_HPP_INCLUDED |
|---|
| 4 | |
|---|
| 5 | // Copyright Aleksey Gurtovoy 2000-2004 |
|---|
| 6 | // Copyright John R. Bandela 2000-2002 |
|---|
| 7 | // Copyright David Abrahams 2003-2004 |
|---|
| 8 | // |
|---|
| 9 | // Distributed under the Boost Software License, Version 1.0. |
|---|
| 10 | // (See accompanying file LICENSE_1_0.txt or copy at |
|---|
| 11 | // http://www.boost.org/LICENSE_1_0.txt) |
|---|
| 12 | // |
|---|
| 13 | // See http://www.boost.org/libs/mpl for documentation. |
|---|
| 14 | |
|---|
| 15 | // $Source: /cvsroot/boost/boost/boost/mpl/replace_if.hpp,v $ |
|---|
| 16 | // $Date: 2004/11/28 01:57:09 $ |
|---|
| 17 | // $Revision: 1.7 $ |
|---|
| 18 | |
|---|
| 19 | #include <boost/mpl/transform.hpp> |
|---|
| 20 | #include <boost/mpl/apply.hpp> |
|---|
| 21 | #include <boost/mpl/if.hpp> |
|---|
| 22 | #include <boost/mpl/aux_/inserter_algorithm.hpp> |
|---|
| 23 | #include <boost/mpl/aux_/config/forwarding.hpp> |
|---|
| 24 | |
|---|
| 25 | namespace boost { namespace mpl { |
|---|
| 26 | |
|---|
| 27 | namespace aux { |
|---|
| 28 | |
|---|
| 29 | template< typename Predicate, typename T > |
|---|
| 30 | struct replace_if_op |
|---|
| 31 | { |
|---|
| 32 | template< typename U > struct apply |
|---|
| 33 | #if !defined(BOOST_MPL_CFG_NO_NESTED_FORWARDING) |
|---|
| 34 | : if_< |
|---|
| 35 | typename apply1<Predicate,U>::type |
|---|
| 36 | , T |
|---|
| 37 | , U |
|---|
| 38 | > |
|---|
| 39 | { |
|---|
| 40 | #else |
|---|
| 41 | { |
|---|
| 42 | typedef typename if_< |
|---|
| 43 | typename apply1<Predicate,U>::type |
|---|
| 44 | , T |
|---|
| 45 | , U |
|---|
| 46 | >::type type; |
|---|
| 47 | #endif |
|---|
| 48 | }; |
|---|
| 49 | }; |
|---|
| 50 | |
|---|
| 51 | |
|---|
| 52 | template< |
|---|
| 53 | typename Sequence |
|---|
| 54 | , typename Predicate |
|---|
| 55 | , typename T |
|---|
| 56 | , typename Inserter |
|---|
| 57 | > |
|---|
| 58 | struct replace_if_impl |
|---|
| 59 | : transform1_impl< |
|---|
| 60 | Sequence |
|---|
| 61 | , protect< aux::replace_if_op<Predicate,T> > |
|---|
| 62 | , Inserter |
|---|
| 63 | > |
|---|
| 64 | { |
|---|
| 65 | }; |
|---|
| 66 | |
|---|
| 67 | template< |
|---|
| 68 | typename Sequence |
|---|
| 69 | , typename Predicate |
|---|
| 70 | , typename T |
|---|
| 71 | , typename Inserter |
|---|
| 72 | > |
|---|
| 73 | struct reverse_replace_if_impl |
|---|
| 74 | : reverse_transform1_impl< |
|---|
| 75 | Sequence |
|---|
| 76 | , protect< aux::replace_if_op<Predicate,T> > |
|---|
| 77 | , Inserter |
|---|
| 78 | > |
|---|
| 79 | { |
|---|
| 80 | }; |
|---|
| 81 | |
|---|
| 82 | } // namespace aux |
|---|
| 83 | |
|---|
| 84 | BOOST_MPL_AUX_INSERTER_ALGORITHM_DEF(4, replace_if) |
|---|
| 85 | |
|---|
| 86 | }} |
|---|
| 87 | |
|---|
| 88 | #endif // BOOST_MPL_REPLACE_IF_HPP_INCLUDED |
|---|
