Boost: Should use io_context not io_service

Author: davidrohr

src/Transports/TCP.h

@@ -49,7 +49,7 @@ class TCP : public TransportInterface
 
  private:
   /// Boost Asio I/O functionality
-  boost::asio::io_service mIoService;
+  boost::asio::io_context mIoService;
 
   /// TCP socket
   boost::asio::ip::tcp::socket mSocket;

src/Transports/UDP.h

@@ -49,7 +49,7 @@ class UDP : public TransportInterface
 
  private:
   /// Boost Asio I/O functionality
-  boost::asio::io_service mIoService;
+  boost::asio::io_context mIoService;
 
   /// UDP socket
   boost::asio::ip::udp::socket mSocket;

src/Transports/Unix.h

@@ -47,7 +47,7 @@ class Unix : public TransportInterface
 
  private:
   /// Boost Asio I/O functionality
-  boost::asio::io_service mIoService;
+  boost::asio::io_context mIoService;
 #if defined(BOOST_ASIO_HAS_LOCAL_SOCKETS)
   /// Unix socket
   boost::asio::local::datagram_protocol::socket mSocket;