61 lines
1.4 KiB
C++
61 lines
1.4 KiB
C++
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// Copyright Oliver Kowalke 2009.
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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#include <cstdlib>
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#include <iostream>
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#include <boost/coroutine/all.hpp>
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#ifdef BOOST_COROUTINES_UNIDIRECT
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int main()
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{
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boost::coroutines::coroutine< int >::pull_type source(
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[&]( boost::coroutines::coroutine< int >::push_type & sink) {
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int first = 1, second = 1;
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sink( first);
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sink( second);
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for ( int i = 0; i < 8; ++i)
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{
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int third = first + second;
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first = second;
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second = third;
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sink( third);
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}
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});
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for ( auto i : source)
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std::cout << i << " ";
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std::cout << "\nDone" << std::endl;
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return EXIT_SUCCESS;
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}
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#else
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int main()
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{
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boost::coroutines::coroutine< int() > c(
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[&]( boost::coroutines::coroutine< void( int) > & c) {
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int first = 1, second = 1;
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c( first);
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c( second);
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for ( int i = 0; i < 8; ++i)
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{
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int third = first + second;
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first = second;
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second = third;
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c( third);
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}
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});
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for ( auto i : c)
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std::cout << i << " ";
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std::cout << "\nDone" << std::endl;
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return EXIT_SUCCESS;
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}
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#endif
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