From 11367042fed34aefb04fda1c8dc9c5ce424fb52e Mon Sep 17 00:00:00 2001
From: Carl Hetherington <cth@carlh.net>
Date: Thu, 12 Mar 2026 15:23:44 +0100
Subject: Replace deprecated boost::asio::deadline_timer with
 boost::asio::system_timer.

---
 src/lib/dcpomatic_socket.cc | 12 ++++++------
 src/lib/dcpomatic_socket.h  |  4 ++--
 2 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/src/lib/dcpomatic_socket.cc b/src/lib/dcpomatic_socket.cc
index 33182e4a9..b795811e4 100644
--- a/src/lib/dcpomatic_socket.cc
+++ b/src/lib/dcpomatic_socket.cc
@@ -43,16 +43,16 @@ Socket::Socket (int timeout)
 	, _socket(_io_context)
 	, _timeout (timeout)
 {
-	_deadline.expires_at (boost::posix_time::pos_infin);
-	check ();
+	_deadline.expires_at(std::chrono::time_point<std::chrono::system_clock>::max());
+	check();
 }
 
 void
 Socket::check ()
 {
-	if (_deadline.expires_at() <= boost::asio::deadline_timer::traits_type::now ()) {
-		_socket.close ();
-		_deadline.expires_at (boost::posix_time::pos_infin);
+	if (_deadline.expires_at() <= std::chrono::system_clock::now()) {
+		_socket.close();
+		_deadline.expires_at(std::chrono::time_point<std::chrono::system_clock>::max());
 	}
 
 	_deadline.async_wait (boost::bind (&Socket::check, this));
@@ -321,7 +321,7 @@ Socket::set_send_buffer_size (int size)
 void
 Socket::set_deadline_from_now(int seconds)
 {
-	_deadline.expires_from_now(boost::posix_time::seconds(seconds));
+	_deadline.expires_from_now(std::chrono::seconds(seconds));
 }
 
 void
diff --git a/src/lib/dcpomatic_socket.h b/src/lib/dcpomatic_socket.h
index 7accf737a..6a7074660 100644
--- a/src/lib/dcpomatic_socket.h
+++ b/src/lib/dcpomatic_socket.h
@@ -22,7 +22,7 @@
 #include "digester.h"
 #include "io_context.h"
 #include <boost/asio.hpp>
-#include <boost/asio/deadline_timer.hpp>
+#include <boost/asio/system_timer.hpp>
 #include <boost/scoped_ptr.hpp>
 
 
@@ -102,7 +102,7 @@ private:
 #endif
 
 	dcpomatic::io_context _io_context;
-	boost::asio::deadline_timer _deadline;
+	boost::asio::system_timer _deadline;
 	boost::asio::ip::tcp::socket _socket;
 	int _timeout;
 	boost::scoped_ptr<Digester> _read_digester;
-- 
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