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1 | |
2 | // Copyright Oliver Kowalke 2014. | |
3 | // Distributed under the Boost Software License, Version 1.0. | |
4 | // (See accompanying file LICENSE_1_0.txt or copy at | |
5 | // http://www.boost.org/LICENSE_1_0.txt) | |
6 | ||
7 | #include <cstdlib> | |
8 | #include <iostream> | |
9 | ||
10 | #include <boost/context/all.hpp> | |
11 | ||
12 | boost::context::execution_context * ctx1 = nullptr; | |
13 | boost::context::execution_context * ctx = nullptr; | |
14 | ||
15 | void f1( void *) { | |
16 | std::cout << "f1: entered first time" << std::endl; | |
17 | ( * ctx)(); | |
18 | std::cout << "f1: entered second time" << std::endl; | |
19 | ( * ctx)(); | |
20 | std::cout << "f1: entered third time" << std::endl; | |
21 | ( * ctx)(); | |
22 | } | |
23 | ||
24 | void * f2( void * data) { | |
25 | std::cout << "f2: entered" << std::endl; | |
26 | return data; | |
27 | } | |
28 | ||
29 | int main() { | |
30 | boost::context::execution_context ctx1_( f1); | |
31 | ctx1 = & ctx1_; | |
32 | boost::context::execution_context ctx_( boost::context::execution_context::current() ); | |
33 | ctx = & ctx_; | |
34 | ||
35 | ( * ctx1)(); | |
36 | std::cout << "f1: returned first time" << std::endl; | |
37 | ( * ctx1)(); | |
38 | std::cout << "f1: returned second time" << std::endl; | |
39 | ( * ctx1)( boost::context::exec_ontop_arg, f2); | |
40 | std::cout << "f1: returned third time" << std::endl; | |
41 | ||
42 | std::cout << "main: done" << std::endl; | |
43 | ||
44 | return EXIT_SUCCESS; | |
45 | } |