// Copyright Oliver Kowalke 2016. // Distributed under the Boost Software License, Version 1.0. // (See accompanying file LICENSE_1_0.txt or copy at // http://www.boost.org/LICENSE_1_0.txt) #include #include #include #include #include #include namespace ctx = boost::context; struct my_exception : public std::runtime_error { ctx::continuation c; my_exception( ctx::continuation && c_, std::string const& what) : std::runtime_error{ what }, c{ std::move( c_) } { } }; int main() { ctx::continuation c = ctx::callcc([](ctx::continuation && c) { for (;;) { try { std::cout << "entered" << std::endl; c = c.resume(); } catch ( my_exception & ex) { std::cerr << "my_exception: " << ex.what() << std::endl; return std::move( ex.c); } } return std::move( c); }); c = c.resume_with( [](ctx::continuation && c){ throw my_exception(std::move( c), "abc"); return std::move( c); }); std::cout << "main: done" << std::endl; return EXIT_SUCCESS; }