changed from mueller/master taken over

osal/linux/PeriodicPosixTask.cpp

@@ -25,6 +25,8 @@ ReturnValue_t PeriodicPosixTask::addComponent(object_id_t object) {
 	ExecutableObjectIF* newObject = objectManager->get<ExecutableObjectIF>(
 			object);
 	if (newObject == nullptr) {
+		sif::error << "PeriodicTask::addComponent: Invalid object. Make sure"
+				<< " it implements ExecutableObjectIF!" << std::endl;
 		return HasReturnvaluesIF::RETURN_FAILED;
 	}
 	objectList.push_back(newObject);

osal/linux/PeriodicPosixTask.h

@@ -32,7 +32,7 @@ public:
 	 * 			The address of the task object is passed as an argument
 	 * 			to the system call.
 	 */
-	ReturnValue_t startTask(void);
+	ReturnValue_t startTask() override;
 	/**
 	 * Adds an object to the list of objects to be executed.
 	 * The objects are executed in the order added.