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45 lines
1.0 KiB
C++
45 lines
1.0 KiB
C++
#include <cstdlib>
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#include <iostream>
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#include <string>
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#include <boost/bind.hpp>
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#include <boost/shared_ptr.hpp>
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#include <boost/thread.hpp>
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#include <boost/tasklet.hpp>
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#include <boost/tasklet/future.hpp>
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inline
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std::string helloworld_fn()
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{ return "Hello World"; }
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int main()
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{
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try
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{
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boost::tasklets::scheduler<> sched;
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boost::tasklets::packaged_task< std::string > pt( helloworld_fn);
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boost::tasklets::unique_future< std::string > fu = pt.get_future();
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boost::tasklet t( boost::move( pt), boost::tasklet::default_stacksize, boost::protected_stack_allocator());
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sched.submit_tasklet( t);
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for (;;)
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{
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while ( sched.run() );
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if ( sched.empty() ) break;
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}
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std::cout << fu.get() << std::endl;
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return EXIT_SUCCESS;
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}
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catch ( boost::tasklets::scheduler_error const& e)
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{ std::cerr << "scheduler_error: " << e.what() << std::endl; }
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catch ( std::exception const& e)
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{ std::cerr << "exception: " << e.what() << std::endl; }
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catch (...)
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{ std::cerr << "unhandled exception" << std::endl; }
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return EXIT_FAILURE;
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}
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