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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 | #include <iostream> | |
11 | ||
12 | #define BOOST_THREAD_VERSION 4 | |
13 | #define BOOST_THREAD_PROVIDES_EXECUTORS | |
14 | //#define BOOST_THREAD_USES_LOG | |
15 | #define BOOST_THREAD_USES_LOG_THREAD_ID | |
16 | #define BOOST_THREAD_QUEUE_DEPRECATE_OLD | |
17 | ||
18 | #include <boost/thread/caller_context.hpp> | |
19 | #include <boost/thread/executors/basic_thread_pool.hpp> | |
20 | #include <boost/thread/executors/loop_executor.hpp> | |
21 | #include <boost/thread/executors/serial_executor.hpp> | |
22 | #include <boost/thread/executors/inline_executor.hpp> | |
23 | #include <boost/thread/executors/thread_executor.hpp> | |
24 | #include <boost/thread/executors/executor.hpp> | |
25 | #include <boost/thread/executors/executor_adaptor.hpp> | |
26 | #include <boost/thread/executor.hpp> | |
27 | #include <boost/thread/future.hpp> | |
28 | #include <boost/assert.hpp> | |
29 | #include <string> | |
30 | #include <iostream> | |
31 | #include <cassert> | |
32 | ||
33 | boost::future<void> p(boost::future<void> f) { | |
34 | assert(f.is_ready()); | |
35 | return boost::make_ready_future(); | |
36 | } | |
37 | ||
38 | void p1() | |
39 | { | |
40 | // std::cout << BOOST_CONTEXTOF << std::endl; | |
41 | //boost::this_thread::sleep_for(boost::chrono::milliseconds(200)); | |
42 | } | |
43 | ||
44 | void p2() | |
45 | { | |
46 | // std::cout << BOOST_CONTEXTOF << std::endl; | |
47 | //boost::this_thread::sleep_for(boost::chrono::seconds(10)); | |
48 | } | |
49 | ||
50 | int f1() | |
51 | { | |
52 | std::cout << BOOST_CONTEXTOF << std::endl; | |
53 | boost::this_thread::sleep_for(boost::chrono::seconds(1)); | |
54 | std::cout << BOOST_CONTEXTOF << std::endl; | |
55 | return 1; | |
56 | } | |
57 | int f2(int i) | |
58 | { | |
59 | // std::cout << BOOST_CONTEXTOF << std::endl; | |
60 | boost::this_thread::sleep_for(boost::chrono::seconds(2)); | |
61 | return i + 1; | |
62 | } | |
63 | ||
64 | void submit_some(boost::executor& tp) | |
65 | { | |
66 | for (int i = 0; i < 3; ++i) { | |
67 | tp.submit(&p2); | |
68 | } | |
69 | for (int i = 0; i < 3; ++i) { | |
70 | tp.submit(&p1); | |
71 | } | |
72 | ||
73 | } | |
74 | ||
75 | ||
76 | void at_th_entry(boost::basic_thread_pool& ) | |
77 | { | |
78 | ||
79 | } | |
80 | ||
81 | int test_executor_adaptor() | |
82 | { | |
83 | std::cout << BOOST_CONTEXTOF << std::endl; | |
84 | { | |
85 | try | |
86 | { | |
87 | { | |
88 | boost::executor_adaptor < boost::basic_thread_pool > ea(4); | |
89 | std::cout << BOOST_CONTEXTOF << std::endl; | |
90 | submit_some( ea); | |
91 | std::cout << BOOST_CONTEXTOF << std::endl; | |
92 | #if 1 | |
93 | // fixme | |
94 | // ERROR= tr1::bad_weak_ptr | |
95 | { | |
96 | boost::future<int> t1 = boost::async(ea, &f1); | |
97 | boost::future<int> t2 = boost::async(ea, &f1); | |
98 | std::cout << BOOST_CONTEXTOF << " t1= " << t1.get() << std::endl; | |
99 | std::cout << BOOST_CONTEXTOF << " t2= " << t2.get() << std::endl; | |
100 | } | |
101 | std::cout << BOOST_CONTEXTOF << std::endl; | |
102 | submit_some(ea); | |
103 | std::cout << BOOST_CONTEXTOF << std::endl; | |
104 | { | |
105 | boost::basic_thread_pool ea3(1); | |
106 | std::cout << BOOST_CONTEXTOF << std::endl; | |
107 | boost::future<int> t1 = boost::async(ea3, &f1); | |
108 | std::cout << BOOST_CONTEXTOF << std::endl; | |
109 | boost::future<int> t2 = boost::async(ea3, &f1); | |
110 | std::cout << BOOST_CONTEXTOF << std::endl; | |
111 | //boost::future<int> t2 = boost::async(ea3, f2, 1); // todo this doesn't compiles yet on C++11 | |
112 | //boost::future<int> t2 = boost::async(ea3, boost::bind(f2, 1)); // todo this doesn't compiles yet on C++98 | |
113 | std::cout << BOOST_CONTEXTOF << " t1= " << t1.get() << std::endl; | |
114 | std::cout << BOOST_CONTEXTOF << " t2= " << t2.get() << std::endl; | |
115 | } | |
116 | #endif | |
117 | std::cout << BOOST_CONTEXTOF << std::endl; | |
118 | submit_some(ea); | |
119 | std::cout << BOOST_CONTEXTOF << std::endl; | |
120 | } | |
121 | std::cout << BOOST_CONTEXTOF << std::endl; | |
122 | { | |
123 | boost::executor_adaptor < boost::loop_executor > ea2; | |
124 | submit_some( ea2); | |
125 | ea2.underlying_executor().run_queued_closures(); | |
126 | } | |
127 | #if ! defined(BOOST_NO_CXX11_RVALUE_REFERENCES) | |
128 | std::cout << BOOST_CONTEXTOF << std::endl; | |
129 | { | |
130 | boost::executor_adaptor < boost::basic_thread_pool > ea1(4); | |
131 | boost::executor_adaptor < boost::serial_executor > ea2(ea1); | |
132 | submit_some(ea2); | |
133 | } | |
134 | #endif | |
135 | std::cout << BOOST_CONTEXTOF << std::endl; | |
136 | { | |
137 | boost::executor_adaptor < boost::inline_executor > ea1; | |
138 | submit_some(ea1); | |
139 | } | |
140 | std::cout << BOOST_CONTEXTOF << std::endl; | |
141 | { | |
142 | boost::executor_adaptor < boost::thread_executor > ea1; | |
143 | submit_some(ea1); | |
144 | } | |
145 | std::cout << BOOST_CONTEXTOF << std::endl; | |
146 | #if 1 | |
147 | // fixme | |
148 | // ERROR= tr1::bad_weak_ptr | |
149 | { | |
150 | boost::basic_thread_pool ea(4, at_th_entry); | |
151 | boost::future<int> t1 = boost::async(ea, &f1); | |
152 | std::cout << BOOST_CONTEXTOF << " t1= " << t1.get() << std::endl; | |
153 | } | |
154 | #endif | |
155 | std::cout << BOOST_CONTEXTOF << std::endl; | |
156 | { | |
157 | boost::async(&f1); | |
158 | } | |
159 | #if 1 | |
160 | // fixme | |
161 | // ERROR= tr1::bad_weak_ptr | |
162 | ||
163 | std::cout << BOOST_CONTEXTOF << std::endl; | |
164 | { | |
165 | boost::basic_thread_pool ea(1); | |
166 | boost::async(ea,&f1); | |
167 | } | |
168 | #endif | |
169 | std::cout << BOOST_CONTEXTOF << std::endl; | |
170 | boost::this_thread::sleep_for(boost::chrono::milliseconds(200)); | |
171 | std::cout << BOOST_CONTEXTOF << std::endl; | |
172 | } | |
173 | catch (std::exception& ex) | |
174 | { | |
175 | std::cout << "ERROR= " << ex.what() << "" << std::endl; | |
176 | return 1; | |
177 | } | |
178 | catch (...) | |
179 | { | |
180 | std::cout << " ERROR= exception thrown" << std::endl; | |
181 | return 2; | |
182 | } | |
183 | } | |
184 | // std::cout << BOOST_CONTEXTOF << std::endl; | |
185 | return 0; | |
186 | } | |
187 | ||
188 | ||
189 | int main() | |
190 | { | |
191 | return test_executor_adaptor(); | |
192 | ||
193 | #if 0 && defined BOOST_THREAD_PROVIDES_FUTURE_CONTINUATION \ | |
194 | && defined BOOST_THREAD_PROVIDES_EXECUTORS \ | |
195 | && ! defined BOOST_NO_CXX11_RVALUE_REFERENCES | |
196 | ||
197 | boost::basic_thread_pool executor; | |
198 | // compiles | |
199 | boost::make_ready_future().then(&p); | |
200 | ||
201 | // ?? | |
202 | boost::make_ready_future().then(executor, &p); | |
203 | ||
204 | // doesn't compile | |
205 | boost::make_ready_future().then(executor, &p); | |
206 | #endif | |
207 | } |