ceph/src/boost/libs/context/example/endless_loop.cpp

   1
   2 //          Copyright Oliver Kowalke 2016.
   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/continuation.hpp>
  11
  12 namespace ctx = boost::context;
  13
  14 ctx::continuation foo( ctx::continuation && c) {
  15     do {
  16         std::cout << "foo\n";
  17     } while ( ( c = c.resume() ) );
  18     return std::move( c);
  19 }
  20
  21 int main() {
  22     ctx::continuation c = ctx::callcc( foo);
  23     do {
  24         std::cout << "bar\n";
  25     } while ( ( c = c.resume() ) );
  26     std::cout << "main: done" << std::endl;
  27     return EXIT_SUCCESS;
  28 }