1 | // Copyright (C) 2015 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 | #define BOOST_THREAD_VERSION 4 |
7 | #include <boost/thread.hpp> |
8 | #include <boost/thread/tss.hpp> |
9 | #include <boost/shared_ptr.hpp> |
10 | #include <iostream> |
11 | |
12 | struct A |
13 | { |
14 | void DoWork() |
15 | { |
16 | std::cout << "A: doing work\n"; |
17 | if (!m_ptr.get()) |
18 | m_ptr.reset(new_value: new WorkSpace()); |
19 | // do not very much |
20 | for (size_t i = 0; i < 10; ++i) |
21 | m_ptr->a += 10; |
22 | } |
23 | |
24 | private: |
25 | struct WorkSpace |
26 | { |
27 | int a; |
28 | WorkSpace() : a(0) {} |
29 | }; |
30 | boost::thread_specific_ptr<WorkSpace> m_ptr; |
31 | }; |
32 | |
33 | struct B |
34 | { |
35 | void DoWork() |
36 | { |
37 | std::cout << "B: doing work\n"; |
38 | if (!m_ptr.get()) |
39 | m_ptr.reset(new_value: new A()); |
40 | m_ptr->DoWork(); |
41 | } |
42 | private: |
43 | boost::thread_specific_ptr<A> m_ptr; |
44 | }; |
45 | |
46 | struct C |
47 | { |
48 | void DoWork() |
49 | { |
50 | std::cout << "C: doing work\n"; |
51 | if (!m_ptr.get()) |
52 | m_ptr.reset(new_value: new B()); |
53 | m_ptr->DoWork(); |
54 | } |
55 | private: |
56 | boost::thread_specific_ptr<B> m_ptr; |
57 | }; |
58 | |
59 | int main(int ac, char** av) |
60 | { |
61 | std::cout << "test starting\n"; |
62 | boost::shared_ptr<C> p_C(new C); |
63 | boost::thread cWorker(&C::DoWork, p_C); |
64 | cWorker.join(); |
65 | std::cout << "test stopping\n"; |
66 | return 0; |
67 | } |
68 | |
69 | |
70 | |
71 |