1 | // Copyright (C) 2012-2013 Vicente Botet |
---|---|
2 | // |
3 | // Distributed under the Boost Software License, Version 1.0. (See accompanying |
4 | // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) |
5 | |
6 | #include <boost/config.hpp> |
7 | #if ! defined BOOST_NO_CXX11_DECLTYPE |
8 | #define BOOST_RESULT_OF_USE_DECLTYPE |
9 | #endif |
10 | |
11 | |
12 | #define BOOST_THREAD_VERSION 4 |
13 | //#define BOOST_THREAD_USES_LOG |
14 | #define BOOST_THREAD_USES_LOG_THREAD_ID |
15 | |
16 | #include <boost/thread/detail/log.hpp> |
17 | #include <boost/thread/future.hpp> |
18 | #include <boost/assert.hpp> |
19 | #include <string> |
20 | #include <iostream> |
21 | #if defined BOOST_THREAD_PROVIDES_FUTURE_CONTINUATION |
22 | |
23 | #ifdef BOOST_MSVC |
24 | #pragma warning(disable: 4127) // conditional expression is constant |
25 | #endif |
26 | |
27 | int p1() |
28 | { |
29 | BOOST_THREAD_LOG << "P1"<< BOOST_THREAD_END_LOG; |
30 | return 123; |
31 | } |
32 | |
33 | int p2(boost::future<int> f) |
34 | { |
35 | BOOST_THREAD_LOG << "P2<"<< BOOST_THREAD_END_LOG; |
36 | try |
37 | { |
38 | return 2 * f.get(); |
39 | } |
40 | catch (std::exception& ex) |
41 | { |
42 | std::cout << "ERRORRRRR "<<ex.what() << ""<< std::endl; |
43 | BOOST_THREAD_LOG << "ERRORRRRR "<<ex.what() << ""<< BOOST_THREAD_END_LOG; |
44 | BOOST_ASSERT(false); |
45 | } |
46 | catch (...) |
47 | { |
48 | BOOST_THREAD_LOG << " ERRORRRRR exception thrown"<< BOOST_THREAD_END_LOG; |
49 | BOOST_ASSERT(false); |
50 | } |
51 | BOOST_THREAD_LOG << "P2>"<< BOOST_THREAD_END_LOG; |
52 | return 0; |
53 | } |
54 | int p2s(boost::shared_future<int> f) |
55 | { |
56 | BOOST_THREAD_LOG << "<P2S"<< BOOST_THREAD_END_LOG; |
57 | try |
58 | { |
59 | return 2 * f.get(); |
60 | } |
61 | catch (std::exception& ex) |
62 | { |
63 | std::cout << "ERRORRRRR "<<ex.what() << ""<< std::endl; |
64 | BOOST_THREAD_LOG << "ERRORRRRR "<<ex.what() << ""<< BOOST_THREAD_END_LOG; |
65 | BOOST_ASSERT(false); |
66 | } |
67 | catch (...) |
68 | { |
69 | BOOST_THREAD_LOG << " ERRORRRRR exception thrown"<< BOOST_THREAD_END_LOG; |
70 | BOOST_ASSERT(false); |
71 | } |
72 | BOOST_THREAD_LOG << "P2S>"<< BOOST_THREAD_END_LOG; |
73 | return 0; |
74 | } |
75 | |
76 | int main() |
77 | { |
78 | const int number_of_tests = 100; |
79 | BOOST_THREAD_LOG << "<MAIN"<< BOOST_THREAD_END_LOG; |
80 | { |
81 | for (int i=0; i< number_of_tests; i++) |
82 | try |
83 | { |
84 | BOOST_THREAD_LOG << ""<< BOOST_THREAD_END_LOG; |
85 | boost::future<int> f1 = boost::async(f: &p1); |
86 | BOOST_THREAD_LOG << ""<< BOOST_THREAD_END_LOG; |
87 | boost::future<int> f2 = f1.then(func: &p2); |
88 | BOOST_THREAD_LOG << ""<< BOOST_THREAD_END_LOG; |
89 | (void)f2.get(); |
90 | BOOST_THREAD_LOG << ""<< BOOST_THREAD_END_LOG; |
91 | } |
92 | catch (std::exception& ex) |
93 | { |
94 | std::cout << "ERRORRRRR "<<ex.what() << ""<< std::endl; |
95 | BOOST_THREAD_LOG << "ERRORRRRR "<<ex.what() << ""<< BOOST_THREAD_END_LOG; |
96 | return 1; |
97 | } |
98 | catch (...) |
99 | { |
100 | BOOST_THREAD_LOG << " ERRORRRRR exception thrown"<< BOOST_THREAD_END_LOG; |
101 | return 2; |
102 | } |
103 | } |
104 | { |
105 | for (int i=0; i< number_of_tests; i++) |
106 | try |
107 | { |
108 | BOOST_THREAD_LOG << ""<< BOOST_THREAD_END_LOG; |
109 | boost::shared_future<int> f1 = boost::async(f: &p1).share(); |
110 | BOOST_THREAD_LOG << ""<< BOOST_THREAD_END_LOG; |
111 | boost::future<int> f2 = f1.then(func: &p2s); |
112 | BOOST_THREAD_LOG << ""<< BOOST_THREAD_END_LOG; |
113 | (void)f2.get(); |
114 | BOOST_THREAD_LOG << ""<< BOOST_THREAD_END_LOG; |
115 | } |
116 | catch (std::exception& ex) |
117 | { |
118 | std::cout << "ERRORRRRR "<<ex.what() << ""<< std::endl; |
119 | BOOST_THREAD_LOG << "ERRORRRRR "<<ex.what() << ""<< BOOST_THREAD_END_LOG; |
120 | return 1; |
121 | } |
122 | catch (...) |
123 | { |
124 | BOOST_THREAD_LOG << " ERRORRRRR exception thrown"<< BOOST_THREAD_END_LOG; |
125 | return 2; |
126 | } |
127 | } |
128 | BOOST_THREAD_LOG << "MAIN>"<< BOOST_THREAD_END_LOG; |
129 | return 0; |
130 | } |
131 | #else |
132 | |
133 | int main() |
134 | { |
135 | return 0; |
136 | } |
137 | #endif |
138 |