1 //===----------------------------------------------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is dual licensed under the MIT and the University of Illinois Open 6 // Source Licenses. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 // Copyright (C) 2011 Vicente J. Botet Escriba 11 // 12 // Distributed under the Boost Software License, Version 1.0. (See accompanying 13 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) 14 15 // <boost/thread/future.hpp> 16 17 // class promise<R> 18 19 // void promise::set_value_at_thread_exit(const R& r); 20 21 #define BOOST_THREAD_VERSION 4 22 23 #include <boost/thread/future.hpp> 24 #include <boost/detail/lightweight_test.hpp> 25 26 #if defined BOOST_THREAD_PROVIDES_SIGNATURE_PACKAGED_TASK && defined(BOOST_THREAD_PROVIDES_VARIADIC_THREAD) func(boost::promise<int> p)27void func(boost::promise<int> p) 28 #else 29 boost::promise<int> p; 30 void func() 31 #endif 32 { 33 const int i = 5; 34 p.set_value_at_thread_exit(i); 35 } 36 main()37int main() 38 { 39 { 40 #if defined BOOST_THREAD_PROVIDES_SIGNATURE_PACKAGED_TASK && defined(BOOST_THREAD_PROVIDES_VARIADIC_THREAD) 41 boost::promise<int> p; 42 boost::future<int> f = p.get_future(); 43 boost::thread(func, boost::move(p)).detach(); 44 #else 45 boost::future<int> f = p.get_future(); 46 boost::thread(func).detach(); 47 #endif 48 try 49 { 50 BOOST_TEST(f.get() == 5); 51 } 52 catch (...) 53 { 54 BOOST_TEST(false); 55 } 56 } 57 { 58 #if defined BOOST_THREAD_PROVIDES_SIGNATURE_PACKAGED_TASK && defined(BOOST_THREAD_PROVIDES_VARIADIC_THREAD) 59 #else 60 boost::promise<int> p2; 61 boost::future<int> f = p2.get_future(); 62 p = boost::move(p2); 63 boost::thread(func).detach(); 64 BOOST_TEST(f.get() == 5); 65 #endif 66 } 67 return boost::report_errors(); 68 } 69 70