mirror of
https://github.com/boostorg/cobalt.git
synced 2026-01-19 04:02:16 +00:00
36 lines
759 B
C++
36 lines
759 B
C++
// Copyright (c) 2023 Klemens D. Morgenstern
|
|
//
|
|
// 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 <boost/cobalt/channel.hpp>
|
|
#include <boost/cobalt/main.hpp>
|
|
#include <boost/cobalt/promise.hpp>
|
|
|
|
#include <iostream>
|
|
|
|
namespace cobalt = boost::cobalt;
|
|
|
|
// tag::channel_example[]
|
|
cobalt::promise<void> producer(cobalt::channel<int> & chan)
|
|
{
|
|
for (int i = 0; i < 4; i++)
|
|
co_await chan.write(i);
|
|
|
|
chan.close();
|
|
}
|
|
|
|
cobalt::main co_main(int argc, char * argv[])
|
|
{
|
|
cobalt::channel<int> c;
|
|
|
|
auto p = producer(c);
|
|
while (c.is_open())
|
|
std::cout << co_await c.read() << std::endl;
|
|
|
|
co_await p;
|
|
co_return 0;
|
|
}
|
|
// end::channel_example[]
|