ceph/src/boost/boost/parameter/aux_/set.hpp

   1 // Copyright Daniel Wallin 2006. Use, modification and distribution is
   2 // subject to the Boost Software License, Version 1.0. (See accompanying
   3 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   4
   5 #ifndef BOOST_PARAMETER_SET_060912_HPP
   6 # define BOOST_PARAMETER_SET_060912_HPP
   7
   8 # include <boost/detail/workaround.hpp>
   9
  10 # if !BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564))
  11 #  include <boost/mpl/insert.hpp>
  12 #  include <boost/mpl/set/set0.hpp>
  13 #  include <boost/mpl/has_key.hpp>
  14
  15 namespace boost { namespace parameter { namespace aux {
  16
  17 typedef mpl::set0<> set0;
  18
  19 template <class Set, class K>
  20 struct insert_
  21 {
  22     typedef typename mpl::insert<Set, K>::type type;
  23 };
  24
  25 template <class Set, class K>
  26 struct has_key_
  27 {
  28     typedef typename mpl::has_key<Set, K>::type type;
  29 };
  30
  31 }}} // namespace boost::parameter::aux
  32
  33 # else
  34
  35 #  include <boost/mpl/list.hpp>
  36 #  include <boost/mpl/end.hpp>
  37 #  include <boost/mpl/find.hpp>
  38 #  include <boost/mpl/not.hpp>
  39 #  include <boost/mpl/push_front.hpp>
  40
  41 namespace boost { namespace parameter { namespace aux {
  42
  43 typedef mpl::list0<> set0;
  44
  45 template <class Set, class K>
  46 struct insert_
  47 {
  48     typedef typename mpl::push_front<Set, K>::type type;
  49 };
  50
  51 template <class Set, class K>
  52 struct has_key_
  53 {
  54     typedef typename mpl::find<Set, K>::type iter;
  55     typedef mpl::not_<
  56         is_same<iter, typename mpl::end<Set>::type>
  57     > type;
  58 };
  59
  60 }}} // namespace boost::parameter::aux
  61
  62 # endif
  63
  64
  65 #endif // BOOST_PARAMETER_SET_060912_HPP
  66