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epoc32/include/stdapis/boost/mpl/aux_/numeric_cast_utils.hpp
author William Roberts <williamr@symbian.org>
Wed, 31 Mar 2010 12:27:01 +0100
branchSymbian2
changeset 3 e1b950c65cb4
permissions -rw-r--r--
Attempt to represent the S^2->S^3 header reorganisation as a series of "hg rename" operations 
     1 

     2 #ifndef BOOST_MPL_AUX_NUMERIC_CAST_HPP_INCLUDED

     3 #define BOOST_MPL_AUX_NUMERIC_CAST_HPP_INCLUDED

     4 

     5 // Copyright Aleksey Gurtovoy 2003-2004

     6 //

     7 // Distributed under the Boost Software License, Version 1.0. 

     8 // (See accompanying file LICENSE_1_0.txt or copy at 

     9 // http://www.boost.org/LICENSE_1_0.txt)

    10 //

    11 // See http://www.boost.org/libs/mpl for documentation.

    12 

    13 // $Source: /cvsroot/boost/boost/boost/mpl/aux_/numeric_cast_utils.hpp,v $

    14 // $Date: 2004/11/28 01:39:23 $

    15 // $Revision: 1.2 $

    16 

    17 #include <boost/mpl/numeric_cast.hpp>

    18 #include <boost/mpl/apply_wrap.hpp>

    19 #include <boost/mpl/aux_/config/forwarding.hpp>

    20 

    21 namespace boost { namespace mpl { namespace aux {

    22 

    23 template<

    24       typename F

    25     , typename Tag1

    26     , typename Tag2

    27     >

    28 struct cast1st_impl

    29 {

    30     template< typename N1, typename N2 > struct apply

    31 #if !defined(BOOST_MPL_CFG_NO_NESTED_FORWARDING)

    32         : apply_wrap2< 

    33               F

    34             , typename apply_wrap1< BOOST_MPL_AUX_NUMERIC_CAST<Tag1,Tag2>,N1 >::type

    35             , N2

    36             >

    37     {

    38 #else

    39     {

    40     typedef typename apply_wrap2< 

    41               F

    42             , typename apply_wrap1< BOOST_MPL_AUX_NUMERIC_CAST<Tag1,Tag2>,N1 >::type

    43             , N2

    44             >::type type;

    45 #endif

    46     };

    47 };

    48 

    49 template<

    50       typename F

    51     , typename Tag1

    52     , typename Tag2

    53     >

    54 struct cast2nd_impl

    55 {

    56     template< typename N1, typename N2 > struct apply

    57 #if !defined(BOOST_MPL_CFG_NO_NESTED_FORWARDING)

    58         : apply_wrap2< 

    59               F

    60             , N1

    61             , typename apply_wrap1< BOOST_MPL_AUX_NUMERIC_CAST<Tag2,Tag1>,N2 >::type

    62             >

    63     {

    64 #else

    65     {

    66         typedef typename apply_wrap2< 

    67               F

    68             , N1

    69             , typename apply_wrap1< BOOST_MPL_AUX_NUMERIC_CAST<Tag2,Tag1>,N2 >::type

    70             >::type type;

    71 #endif

    72     };

    73 };

    74 

    75 }}}

    76 

    77 #endif // BOOST_MPL_AUX_NUMERIC_CAST_HPP_INCLUDED
test