From ffc6a7a311574a912366e891da1c04eb56a26e53 Mon Sep 17 00:00:00 2001
From: Silvio Traversaro <silvio@traversaro.it>
Date: Sat, 4 Jan 2025 00:25:52 +0100
Subject: [PATCH] Add missing functional include in
 message_definition_cache.cpp

---
 ros2_foxglove_bridge/src/message_definition_cache.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/ros2_foxglove_bridge/src/message_definition_cache.cpp b/ros2_foxglove_bridge/src/message_definition_cache.cpp
index 3d5dcf6..262c482 100644
--- a/ros2_foxglove_bridge/src/message_definition_cache.cpp
+++ b/ros2_foxglove_bridge/src/message_definition_cache.cpp
@@ -2,6 +2,7 @@
 
 #include <filesystem>
 #include <fstream>
+#include <functional>
 #include <optional>
 #include <regex>
 #include <set>