Add spin_some default arg

Mauro Passerino · Mauro Passerino · commit f6a97c53ca27 · 2020-11-13T14:15:03.000Z
diff --git a/rclcpp/include/rclcpp/executors/events_executor.hpp b/rclcpp/include/rclcpp/executors/events_executor.hpp
@@ -84,7 +84,7 @@ class EventsExecutor : public rclcpp::Executor
    */
   RCLCPP_PUBLIC
   void
-  spin_some(std::chrono::nanoseconds max_duration) override;
+  spin_some(std::chrono::nanoseconds max_duration = std::chrono::nanoseconds(0)) override;
 
   RCLCPP_PUBLIC
   void
