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| author | Jörg Frings-Fürst <debian@jff-webhosting.net> | 2014-07-23 15:25:44 +0200 |
|---|---|---|
| committer | Jörg Frings-Fürst <debian@jff-webhosting.net> | 2014-07-23 15:25:44 +0200 |
| commit | 8286ac511144e4f17d34eac9affb97e50646344a (patch) | |
| tree | f1af7320d7b6be6be059216d0ad08ac7b4f73fd0 /libcutl/cutl/details/boost/mpl/eval_if.hpp | |
| parent | a15cf65c44d5c224169c32ef5495b68c758134b7 (diff) | |
Imported Upstream version 4.0.0upstream/4.0.0
Diffstat (limited to 'libcutl/cutl/details/boost/mpl/eval_if.hpp')
| -rw-r--r-- | libcutl/cutl/details/boost/mpl/eval_if.hpp | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/libcutl/cutl/details/boost/mpl/eval_if.hpp b/libcutl/cutl/details/boost/mpl/eval_if.hpp new file mode 100644 index 0000000..b70c59d --- /dev/null +++ b/libcutl/cutl/details/boost/mpl/eval_if.hpp @@ -0,0 +1,71 @@ + +#ifndef BOOST_MPL_EVAL_IF_HPP_INCLUDED +#define BOOST_MPL_EVAL_IF_HPP_INCLUDED + +// Copyright Aleksey Gurtovoy 2000-2004 +// +// 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: eval_if.hpp 61921 2010-05-11 21:33:24Z neilgroves $ +// $Date: 2010-05-11 14:33:24 -0700 (Tue, 11 May 2010) $ +// $Revision: 61921 $ + +#include <cutl/details/boost/mpl/if.hpp> +#include <cutl/details/boost/mpl/aux_/na_spec.hpp> +#include <cutl/details/boost/mpl/aux_/lambda_support.hpp> +#include <cutl/details/boost/mpl/aux_/config/msvc.hpp> +#include <cutl/details/boost/mpl/aux_/config/gcc.hpp> +#include <cutl/details/boost/mpl/aux_/config/workaround.hpp> + +namespace cutl_details_boost { namespace mpl { + +template< + typename BOOST_MPL_AUX_NA_PARAM(C) + , typename BOOST_MPL_AUX_NA_PARAM(F1) + , typename BOOST_MPL_AUX_NA_PARAM(F2) + > +struct eval_if +#if BOOST_WORKAROUND(BOOST_MSVC, <= 1300) \ + || ( BOOST_WORKAROUND(BOOST_MPL_CFG_GCC, >= 0x0300) \ + && BOOST_WORKAROUND(BOOST_MPL_CFG_GCC, BOOST_TESTED_AT(0x0304)) \ + ) +{ + typedef typename if_<C,F1,F2>::type f_; + typedef typename f_::type type; +#else + : if_<C,F1,F2>::type +{ +#endif + BOOST_MPL_AUX_LAMBDA_SUPPORT(3,eval_if,(C,F1,F2)) +}; + +// (almost) copy & paste in order to save one more +// recursively nested template instantiation to user +template< + bool C + , typename F1 + , typename F2 + > +struct eval_if_c +#if BOOST_WORKAROUND(BOOST_MSVC, <= 1300) \ + || ( BOOST_WORKAROUND(BOOST_MPL_CFG_GCC, >= 0x0300) \ + && BOOST_WORKAROUND(BOOST_MPL_CFG_GCC, BOOST_TESTED_AT(0x0304)) \ + ) +{ + typedef typename if_c<C,F1,F2>::type f_; + typedef typename f_::type type; +#else + : if_c<C,F1,F2>::type +{ +#endif +}; + +BOOST_MPL_AUX_NA_SPEC(3, eval_if) + +}} + +#endif // BOOST_MPL_EVAL_IF_HPP_INCLUDED |