Reorganize examples:

* The examples/ directory is renamed to example/

* Each program is in its own directory with its own build scripts

example/websocket-server/main.cpp

@@ -0,0 +1,75 @@
+//
+// Copyright (c) 2013-2017 Vinnie Falco (vinnie dot falco at gmail 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 "websocket_async_echo_server.hpp"
+#include "websocket_sync_echo_server.hpp"
+#include <boost/asio/io_service.hpp>
+#include <boost/asio/signal_set.hpp>
+#include <iostream>
+
+/// Block until SIGINT or SIGTERM is received.
+void
+sig_wait()
+{
+    boost::asio::io_service ios;
+    boost::asio::signal_set signals(
+        ios, SIGINT, SIGTERM);
+    signals.async_wait(
+        [&](boost::system::error_code const&, int)
+        {
+        });
+    ios.run();
+}
+
+class set_stream_options
+{
+    beast::websocket::permessage_deflate pmd_;
+
+public:
+    set_stream_options(set_stream_options const&) = default;
+
+    set_stream_options(
+            beast::websocket::permessage_deflate const& pmd)
+        : pmd_(pmd)
+    {
+    }
+
+    template<class NextLayer>
+    void
+    operator()(beast::websocket::stream<NextLayer>& ws) const
+    {
+        ws.auto_fragment(false);
+        ws.set_option(pmd_);
+        ws.read_message_max(64 * 1024 * 1024);
+    }
+};
+
+int main()
+{
+    using namespace beast::websocket;
+    using endpoint_type = boost::asio::ip::tcp::endpoint;
+    using address_type = boost::asio::ip::address;
+
+    beast::error_code ec;
+
+    permessage_deflate pmd;
+    pmd.client_enable = true;
+    pmd.server_enable = true;
+    pmd.compLevel = 3;
+
+    websocket::async_echo_server s1{&std::cout, 1};
+    s1.on_new_stream(set_stream_options{pmd});
+    s1.open(endpoint_type{
+        address_type::from_string("127.0.0.1"), 6000 }, ec);
+
+    websocket::sync_echo_server s2{&std::cout};
+    s2.on_new_stream(set_stream_options{pmd});
+    s2.open(endpoint_type{
+        address_type::from_string("127.0.0.1"), 6001 }, ec);
+
+    sig_wait();
+}