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1 #ifndef BOOST_THREAD_ONCE_HPP
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2 #define BOOST_THREAD_ONCE_HPP
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3
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4 // once.hpp
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5 //
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6 // (C) Copyright 2006-7 Anthony Williams
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7 //
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8 // Distributed under the Boost Software License, Version 1.0. (See
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9 // accompanying file LICENSE_1_0.txt or copy at
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10 // http://www.boost.org/LICENSE_1_0.txt)
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11
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12 #include <boost/thread/detail/config.hpp>
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13 #include <boost/thread/detail/platform.hpp>
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14 #if defined(BOOST_THREAD_PLATFORM_WIN32)
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15 #include <boost/thread/win32/once.hpp>
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16 #elif defined(BOOST_THREAD_PLATFORM_PTHREAD)
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17 #if defined BOOST_THREAD_ONCE_FAST_EPOCH
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18 #include <boost/thread/pthread/once.hpp>
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19 #elif defined BOOST_THREAD_ONCE_ATOMIC
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20 #include <boost/thread/pthread/once_atomic.hpp>
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21 #else
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22 #error "Once Not Implemented"
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23 #endif
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24 #else
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25 #error "Boost threads unavailable on this platform"
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26 #endif
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27
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28 #include <boost/config/abi_prefix.hpp>
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29
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30 namespace boost
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31 {
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32 // template<class Callable, class ...Args> void
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33 // call_once(once_flag& flag, Callable&& func, Args&&... args);
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34 template<typename Function>
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35 inline void call_once(Function func,once_flag& flag)
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36 //inline void call_once(void (*func)(),once_flag& flag)
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37 {
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38 call_once(flag,func);
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39 }
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40 }
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41
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42 #include <boost/config/abi_suffix.hpp>
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43
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44 #endif
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