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-rw-r--r--3rdparty/asio/src/examples/cpp03/tutorial/timer5/timer.cpp80
1 files changed, 80 insertions, 0 deletions
diff --git a/3rdparty/asio/src/examples/cpp03/tutorial/timer5/timer.cpp b/3rdparty/asio/src/examples/cpp03/tutorial/timer5/timer.cpp
new file mode 100644
index 00000000000..f17c9d67f94
--- /dev/null
+++ b/3rdparty/asio/src/examples/cpp03/tutorial/timer5/timer.cpp
@@ -0,0 +1,80 @@
+//
+// timer.cpp
+// ~~~~~~~~~
+//
+// Copyright (c) 2003-2021 Christopher M. Kohlhoff (chris at kohlhoff dot com)
+//
+// 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 <iostream>
+#include <asio.hpp>
+#include <boost/bind/bind.hpp>
+
+class printer
+{
+public:
+ printer(asio::io_context& io)
+ : strand_(asio::make_strand(io)),
+ timer1_(io, asio::chrono::seconds(1)),
+ timer2_(io, asio::chrono::seconds(1)),
+ count_(0)
+ {
+ timer1_.async_wait(asio::bind_executor(strand_,
+ boost::bind(&printer::print1, this)));
+
+ timer2_.async_wait(asio::bind_executor(strand_,
+ boost::bind(&printer::print2, this)));
+ }
+
+ ~printer()
+ {
+ std::cout << "Final count is " << count_ << std::endl;
+ }
+
+ void print1()
+ {
+ if (count_ < 10)
+ {
+ std::cout << "Timer 1: " << count_ << std::endl;
+ ++count_;
+
+ timer1_.expires_at(timer1_.expiry() + asio::chrono::seconds(1));
+
+ timer1_.async_wait(asio::bind_executor(strand_,
+ boost::bind(&printer::print1, this)));
+ }
+ }
+
+ void print2()
+ {
+ if (count_ < 10)
+ {
+ std::cout << "Timer 2: " << count_ << std::endl;
+ ++count_;
+
+ timer2_.expires_at(timer2_.expiry() + asio::chrono::seconds(1));
+
+ timer2_.async_wait(asio::bind_executor(strand_,
+ boost::bind(&printer::print2, this)));
+ }
+ }
+
+private:
+ asio::strand<asio::io_context::executor_type> strand_;
+ asio::steady_timer timer1_;
+ asio::steady_timer timer2_;
+ int count_;
+};
+
+int main()
+{
+ asio::io_context io;
+ printer p(io);
+ asio::thread t(boost::bind(&asio::io_context::run, &io));
+ io.run();
+ t.join();
+
+ return 0;
+}