Chris@16: // Copyright (C) 2012-2013 Vicente J. Botet Escriba
Chris@16: //
Chris@16: //  Distributed under the Boost Software License, Version 1.0. (See accompanying
Chris@16: //  file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
Chris@16: 
Chris@16: // 2013/04 Vicente J. Botet Escriba
Chris@16: //   Provide implementation up to 10 parameters when BOOST_NO_CXX11_VARIADIC_TEMPLATES is defined.
Chris@16: // 2012/11 Vicente J. Botet Escriba
Chris@16: //   Adapt to boost libc++ implementation
Chris@16: 
Chris@16: //===----------------------------------------------------------------------===//
Chris@16: //
Chris@16: //                     The LLVM Compiler Infrastructure
Chris@16: //
Chris@16: // This file is dual licensed under the MIT and the University of Illinois Open
Chris@16: // Source Licenses. See LICENSE.TXT for details.
Chris@16: //
Chris@16: // The make_tuple_indices C++11 code is based on the one from libcxx.
Chris@16: //===----------------------------------------------------------------------===//
Chris@16: 
Chris@16: #ifndef BOOST_THREAD_DETAIL_MAKE_TUPLE_INDICES_HPP
Chris@16: #define BOOST_THREAD_DETAIL_MAKE_TUPLE_INDICES_HPP
Chris@16: 
Chris@16: #include <boost/config.hpp>
Chris@16: #include <boost/static_assert.hpp>
Chris@16: 
Chris@16: namespace boost
Chris@16: {
Chris@16:   namespace detail
Chris@16:   {
Chris@16: 
Chris@16: #if ! defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
Chris@16:     // make_tuple_indices
Chris@16: 
Chris@16:     template <std::size_t...> struct tuple_indices
Chris@16:     {};
Chris@16: 
Chris@16:     template <std::size_t Sp, class IntTuple, std::size_t Ep>
Chris@16:     struct make_indices_imp;
Chris@16: 
Chris@16:     template <std::size_t Sp, std::size_t ...Indices, std::size_t Ep>
Chris@16:     struct make_indices_imp<Sp, tuple_indices<Indices...>, Ep>
Chris@16:     {
Chris@16:       typedef typename make_indices_imp<Sp+1, tuple_indices<Indices..., Sp>, Ep>::type type;
Chris@16:     };
Chris@16: 
Chris@16:     template <std::size_t Ep, std::size_t ...Indices>
Chris@16:     struct make_indices_imp<Ep, tuple_indices<Indices...>, Ep>
Chris@16:     {
Chris@16:       typedef tuple_indices<Indices...> type;
Chris@16:     };
Chris@16: 
Chris@16:     template <std::size_t Ep, std::size_t Sp = 0>
Chris@16:     struct make_tuple_indices
Chris@16:     {
Chris@16:       BOOST_STATIC_ASSERT_MSG(Sp <= Ep, "make_tuple_indices input error");
Chris@16:       typedef typename make_indices_imp<Sp, tuple_indices<>, Ep>::type type;
Chris@16:     };
Chris@16: #else
Chris@16: 
Chris@16:     // - tuple forward declaration -----------------------------------------------
Chris@16:     template <
Chris@16:       std::size_t T0 = 0, std::size_t T1 = 0, std::size_t T2 = 0,
Chris@16:       std::size_t T3 = 0, std::size_t T4 = 0, std::size_t T5 = 0,
Chris@16:       std::size_t T6 = 0, std::size_t T7 = 0, std::size_t T8 = 0,
Chris@16:       std::size_t T9 = 0>
Chris@16:     class tuple_indices {};
Chris@16: 
Chris@16:     template <std::size_t Sp, class IntTuple, std::size_t Ep>
Chris@16:     struct make_indices_imp;
Chris@16: 
Chris@16:     template <std::size_t Sp, std::size_t Ep>
Chris@16:     struct make_indices_imp<Sp, tuple_indices<>, Ep>
Chris@16:     {
Chris@16:       typedef typename make_indices_imp<Sp+1, tuple_indices<Sp>, Ep>::type type;
Chris@16:     };
Chris@16:     template <std::size_t Sp, std::size_t I0, std::size_t Ep>
Chris@16:     struct make_indices_imp<Sp, tuple_indices<I0>, Ep>
Chris@16:     {
Chris@16:       typedef typename make_indices_imp<Sp+1, tuple_indices<I0, Sp>, Ep>::type type;
Chris@16:     };
Chris@16:     template <std::size_t Sp, std::size_t I0, std::size_t I1, std::size_t Ep>
Chris@16:     struct make_indices_imp<Sp, tuple_indices<I0, I1>, Ep>
Chris@16:     {
Chris@16:       typedef typename make_indices_imp<Sp+1, tuple_indices<I0, I1, Sp>, Ep>::type type;
Chris@16:     };
Chris@16:     template <std::size_t Sp, std::size_t I0, std::size_t I1, std::size_t I2, std::size_t Ep>
Chris@16:     struct make_indices_imp<Sp, tuple_indices<I0, I1 , I2>, Ep>
Chris@16:     {
Chris@16:       typedef typename make_indices_imp<Sp+1, tuple_indices<I0, I1, I2, Sp>, Ep>::type type;
Chris@16:     };
Chris@16:     template <std::size_t Sp, std::size_t I0, std::size_t I1, std::size_t I2, std::size_t I3, std::size_t Ep>
Chris@16:     struct make_indices_imp<Sp, tuple_indices<I0, I1 , I2, I3>, Ep>
Chris@16:     {
Chris@16:       typedef typename make_indices_imp<Sp+1, tuple_indices<I0, I1, I2, I3, Sp>, Ep>::type type;
Chris@16:     };
Chris@16:     template <std::size_t Sp, std::size_t I0, std::size_t I1, std::size_t I2, std::size_t I3, std::size_t I4, std::size_t Ep>
Chris@16:     struct make_indices_imp<Sp, tuple_indices<I0, I1 , I2, I3, I4>, Ep>
Chris@16:     {
Chris@16:       typedef typename make_indices_imp<Sp+1, tuple_indices<I0, I1, I2, I3, I4, Sp>, Ep>::type type;
Chris@16:     };
Chris@16:     template <std::size_t Sp, std::size_t I0, std::size_t I1, std::size_t I2, std::size_t I3, std::size_t I4, std::size_t I5, std::size_t Ep>
Chris@16:     struct make_indices_imp<Sp, tuple_indices<I0, I1 , I2, I3, I4, I5>, Ep>
Chris@16:     {
Chris@16:       typedef typename make_indices_imp<Sp+1, tuple_indices<I0, I1, I2, I3, I4, I5, Sp>, Ep>::type type;
Chris@16:     };
Chris@16:     template <std::size_t Sp, std::size_t I0, std::size_t I1, std::size_t I2, std::size_t I3, std::size_t I4, std::size_t I5
Chris@16:     , std::size_t I6
Chris@16:     , std::size_t Ep>
Chris@16:     struct make_indices_imp<Sp, tuple_indices<I0, I1 , I2, I3, I4, I5, I6>, Ep>
Chris@16:     {
Chris@16:       typedef typename make_indices_imp<Sp+1, tuple_indices<I0, I1, I2, I3, I4, I5, I6, Sp>, Ep>::type type;
Chris@16:     };
Chris@16:     template <std::size_t Sp, std::size_t I0, std::size_t I1, std::size_t I2, std::size_t I3, std::size_t I4, std::size_t I5
Chris@16:     , std::size_t I6
Chris@16:     , std::size_t I7
Chris@16:     , std::size_t Ep>
Chris@16:     struct make_indices_imp<Sp, tuple_indices<I0, I1 , I2, I3, I4, I5, I6, I7>, Ep>
Chris@16:     {
Chris@16:       typedef typename make_indices_imp<Sp+1, tuple_indices<I0, I1, I2, I3, I4, I5, I6, I7, Sp>, Ep>::type type;
Chris@16:     };
Chris@16:     template <std::size_t Sp, std::size_t I0, std::size_t I1, std::size_t I2, std::size_t I3, std::size_t I4, std::size_t I5
Chris@16:     , std::size_t I6
Chris@16:     , std::size_t I7
Chris@16:     , std::size_t I8
Chris@16:     , std::size_t Ep>
Chris@16:     struct make_indices_imp<Sp, tuple_indices<I0, I1 , I2, I3, I4, I5, I6, I7, I8>, Ep>
Chris@16:     {
Chris@16:       typedef typename make_indices_imp<Sp+1, tuple_indices<I0, I1, I2, I3, I4, I5, I6, I7, I8, Sp>, Ep>::type type;
Chris@16:     };
Chris@16: //    template <std::size_t Sp, std::size_t I0, std::size_t I1, std::size_t I2, std::size_t I3, std::size_t I4, std::size_t I5
Chris@16: //    , std::size_t I6
Chris@16: //    , std::size_t I7
Chris@16: //    , std::size_t I8
Chris@16: //    , std::size_t I9
Chris@16: //    , std::size_t Ep>
Chris@16: //    struct make_indices_imp<Sp, tuple_indices<I0, I1 , I2, I3, I4, I5, I6, I7, I8, I9>, Ep>
Chris@16: //    {
Chris@16: //      typedef typename make_indices_imp<Sp+1, tuple_indices<I0, I1, I2, I3, I4, I5, I6, I7, I8, I9, Sp>, Ep>::type type;
Chris@16: //    };
Chris@16: 
Chris@16:     template <std::size_t Ep>
Chris@16:     struct make_indices_imp<Ep, tuple_indices<>, Ep>
Chris@16:     {
Chris@16:       typedef tuple_indices<> type;
Chris@16:     };
Chris@16:     template <std::size_t Ep, std::size_t I0>
Chris@16:     struct make_indices_imp<Ep, tuple_indices<I0>, Ep>
Chris@16:     {
Chris@16:       typedef tuple_indices<I0> type;
Chris@16:     };
Chris@16:     template <std::size_t Ep, std::size_t I0, std::size_t I1>
Chris@16:     struct make_indices_imp<Ep, tuple_indices<I0, I1>, Ep>
Chris@16:     {
Chris@16:       typedef tuple_indices<I0, I1> type;
Chris@16:     };
Chris@16:     template <std::size_t Ep, std::size_t I0, std::size_t I1, std::size_t I2>
Chris@16:     struct make_indices_imp<Ep, tuple_indices<I0, I1, I2>, Ep>
Chris@16:     {
Chris@16:       typedef tuple_indices<I0, I1, I2> type;
Chris@16:     };
Chris@16:     template <std::size_t Ep, std::size_t I0, std::size_t I1, std::size_t I2, std::size_t I3>
Chris@16:     struct make_indices_imp<Ep, tuple_indices<I0, I1, I2, I3>, Ep>
Chris@16:     {
Chris@16:       typedef tuple_indices<I0, I1, I2, I3> type;
Chris@16:     };
Chris@16:     template <std::size_t Ep, std::size_t I0, std::size_t I1, std::size_t I2, std::size_t I3, std::size_t I4>
Chris@16:     struct make_indices_imp<Ep, tuple_indices<I0, I1, I2, I3, I4>, Ep>
Chris@16:     {
Chris@16:       typedef tuple_indices<I0, I1, I2, I3, I4> type;
Chris@16:     };
Chris@16:     template <std::size_t Ep, std::size_t I0, std::size_t I1, std::size_t I2, std::size_t I3, std::size_t I4, std::size_t I5>
Chris@16:     struct make_indices_imp<Ep, tuple_indices<I0, I1, I2, I3, I4, I5>, Ep>
Chris@16:     {
Chris@16:       typedef tuple_indices<I0, I1, I2, I3, I4, I5> type;
Chris@16:     };
Chris@16:     template <std::size_t Ep, std::size_t I0, std::size_t I1, std::size_t I2, std::size_t I3, std::size_t I4, std::size_t I5
Chris@16:     , std::size_t I6
Chris@16:     >
Chris@16:     struct make_indices_imp<Ep, tuple_indices<I0, I1, I2, I3, I4, I5, I6>, Ep>
Chris@16:     {
Chris@16:       typedef tuple_indices<I0, I1, I2, I3, I4, I5, I6> type;
Chris@16:     };
Chris@16:     template <std::size_t Ep, std::size_t I0, std::size_t I1, std::size_t I2, std::size_t I3, std::size_t I4, std::size_t I5
Chris@16:     , std::size_t I6
Chris@16:     , std::size_t I7
Chris@16:     >
Chris@16:     struct make_indices_imp<Ep, tuple_indices<I0, I1, I2, I3, I4, I5, I6, I7>, Ep>
Chris@16:     {
Chris@16:       typedef tuple_indices<I0, I1, I2, I3, I4, I5, I6, I7> type;
Chris@16:     };
Chris@16:     template <std::size_t Ep, std::size_t I0, std::size_t I1, std::size_t I2, std::size_t I3, std::size_t I4, std::size_t I5
Chris@16:     , std::size_t I6
Chris@16:     , std::size_t I7
Chris@16:     , std::size_t I8
Chris@16:     >
Chris@16:     struct make_indices_imp<Ep, tuple_indices<I0, I1, I2, I3, I4, I5, I6, I7, I8>, Ep>
Chris@16:     {
Chris@16:       typedef tuple_indices<I0, I1, I2, I3, I4, I5, I6, I7, I8> type;
Chris@16:     };
Chris@16: 
Chris@16:     template <std::size_t Ep, std::size_t I0, std::size_t I1, std::size_t I2, std::size_t I3, std::size_t I4, std::size_t I5
Chris@16:     , std::size_t I6
Chris@16:     , std::size_t I7
Chris@16:     , std::size_t I8
Chris@16:     , std::size_t I9
Chris@16:     >
Chris@16:     struct make_indices_imp<Ep, tuple_indices<I0, I1, I2, I3, I4, I5, I6, I7, I8, I9>, Ep>
Chris@16:     {
Chris@16:       typedef tuple_indices<I0, I1, I2, I3, I4, I5, I6, I7, I8, I9> type;
Chris@16:     };
Chris@16: 
Chris@16:     template <std::size_t Ep, std::size_t Sp = 0>
Chris@16:     struct make_tuple_indices
Chris@16:     {
Chris@16:       BOOST_STATIC_ASSERT_MSG(Sp <= Ep, "make_tuple_indices input error");
Chris@16:       typedef typename make_indices_imp<Sp, tuple_indices<>, Ep>::type type;
Chris@16:     };
Chris@16: 
Chris@16: #endif
Chris@16:   }
Chris@16: }
Chris@16: 
Chris@16: #endif // header