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1 //
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2 // detail/variadic_templates.hpp
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3 // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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4 //
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5 // Copyright (c) 2003-2015 Christopher M. Kohlhoff (chris at kohlhoff dot com)
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6 //
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7 // Distributed under the Boost Software License, Version 1.0. (See accompanying
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8 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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9 //
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10
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11 #ifndef BOOST_ASIO_DETAIL_VARIADIC_TEMPLATES_HPP
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12 #define BOOST_ASIO_DETAIL_VARIADIC_TEMPLATES_HPP
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13
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14 #if defined(_MSC_VER) && (_MSC_VER >= 1200)
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15 # pragma once
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16 #endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
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17
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18 #include <boost/asio/detail/config.hpp>
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19
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20 #if !defined(BOOST_ASIO_HAS_VARIADIC_TEMPLATES)
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21
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22 # define BOOST_ASIO_VARIADIC_TPARAMS(n) BOOST_ASIO_VARIADIC_TPARAMS_##n
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23
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24 # define BOOST_ASIO_VARIADIC_TPARAMS_1 \
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25 typename T1
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26 # define BOOST_ASIO_VARIADIC_TPARAMS_2 \
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27 typename T1, typename T2
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28 # define BOOST_ASIO_VARIADIC_TPARAMS_3 \
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29 typename T1, typename T2, typename T3
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30 # define BOOST_ASIO_VARIADIC_TPARAMS_4 \
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31 typename T1, typename T2, typename T3, typename T4
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32 # define BOOST_ASIO_VARIADIC_TPARAMS_5 \
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33 typename T1, typename T2, typename T3, typename T4, typename T5
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34
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35 # define BOOST_ASIO_VARIADIC_TARGS(n) BOOST_ASIO_VARIADIC_TARGS_##n
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36
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37 # define BOOST_ASIO_VARIADIC_TARGS_1 x1
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38 # define BOOST_ASIO_VARIADIC_TARGS_2 x1, x2
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39 # define BOOST_ASIO_VARIADIC_TARGS_3 x1, x2, x3
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40 # define BOOST_ASIO_VARIADIC_TARGS_4 x1, x2, x3, x4
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41 # define BOOST_ASIO_VARIADIC_TARGS_5 x1, x2, x3, x4, x5
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42
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43 # define BOOST_ASIO_VARIADIC_PARAMS(n) BOOST_ASIO_VARIADIC_PARAMS_##n
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44
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45 # define BOOST_ASIO_VARIADIC_PARAMS_1 T1 x1
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46 # define BOOST_ASIO_VARIADIC_PARAMS_2 T1 x1, T2 x2
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47 # define BOOST_ASIO_VARIADIC_PARAMS_3 T1 x1, T2 x2, T3 x3
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48 # define BOOST_ASIO_VARIADIC_PARAMS_4 T1 x1, T2 x2, T3 x3, T4 x4
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49 # define BOOST_ASIO_VARIADIC_PARAMS_5 T1 x1, T2 x2, T3 x3, T4 x4, T5 x5
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50
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51 # define BOOST_ASIO_VARIADIC_ARGS(n) BOOST_ASIO_VARIADIC_ARGS_##n
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52
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53 # define BOOST_ASIO_VARIADIC_ARGS_1 x1
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54 # define BOOST_ASIO_VARIADIC_ARGS_2 x1, x2
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55 # define BOOST_ASIO_VARIADIC_ARGS_3 x1, x2, x3
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56 # define BOOST_ASIO_VARIADIC_ARGS_4 x1, x2, x3, x4
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57 # define BOOST_ASIO_VARIADIC_ARGS_5 x1, x2, x3, x4, x5
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58
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59 # define BOOST_ASIO_VARIADIC_GENERATE(m) m(1) m(2) m(3) m(4) m(5)
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60
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61 #endif // !defined(BOOST_ASIO_HAS_VARIADIC_TEMPLATES)
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62
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63 #endif // BOOST_ASIO_DETAIL_VARIADIC_TEMPLATES_HPP
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