1 // Copyright Frank Mori Hess 2009 2 // 3 // Use, modification and 4 // distribution is subject to the Boost Software License, Version 5 // 1.0. (See accompanying file LICENSE_1_0.txt or copy at 6 // http://www.boost.org/LICENSE_1_0.txt) 7 8 // For more information, see http://www.boost.org 9 10 // This file is included iteratively, and should not be protected from multiple inclusion 11 12 #define BOOST_SIGNALS2_NUM_ARGS BOOST_PP_ITERATION() 13 14 namespace boost 15 { 16 namespace signals2 17 { 18 namespace detail 19 { 20 template<unsigned n BOOST_PP_COMMA_IF(BOOST_SIGNALS2_NUM_ARGS) 21 BOOST_SIGNALS2_ARGS_TEMPLATE_DECL(BOOST_SIGNALS2_NUM_ARGS)> 22 class BOOST_SIGNALS2_PREPROCESSED_ARG_N_TYPE_CLASS_NAME(BOOST_SIGNALS2_NUM_ARGS); 23 24 // template<typename T1, typename T2, ... , typename TN> class preprocessed_arg_typeN<n, T1, T2, ..., TN>{...} ... 25 #define BOOST_SIGNALS2_PREPROCESSED_ARG_TYPE_CLASS_TEMPLATE_SPECIALIZATION(z, n, data) \ 26 template<BOOST_SIGNALS2_ARGS_TEMPLATE_DECL(BOOST_SIGNALS2_NUM_ARGS)> \ 27 class BOOST_SIGNALS2_PREPROCESSED_ARG_N_TYPE_CLASS_NAME(BOOST_SIGNALS2_NUM_ARGS)<n, \ 28 BOOST_SIGNALS2_ARGS_TEMPLATE_INSTANTIATION(BOOST_SIGNALS2_NUM_ARGS)> \ 29 { \ 30 public: \ 31 typedef BOOST_PP_CAT(T, BOOST_PP_INC(n)) type; \ 32 }; 33 BOOST_PP_REPEAT(BOOST_SIGNALS2_NUM_ARGS, BOOST_SIGNALS2_PREPROCESSED_ARG_TYPE_CLASS_TEMPLATE_SPECIALIZATION, ~) 34 35 } // namespace detail 36 } // namespace signals2 37 } // namespace boost 38 39 #undef BOOST_SIGNALS2_NUM_ARGS 40