Update emergency.dm

code/modules/shuttle/emergency.dm

@@ -538,6 +538,10 @@
 	density = FALSE
 	clockwork = TRUE //it'd look weird
 
+/obj/machinery/computer/shuttle/pod/Initialize(mapload)
+	. = ..()
+	RegisterSignal(SSsecurity_level, COMSIG_SECURITY_LEVEL_CHANGED, .proc/check_lock)
+	
 /obj/machinery/computer/shuttle/pod/ComponentInitialize()
 	. = ..()
 	AddElement(/datum/element/update_icon_blocker)
@@ -555,6 +559,21 @@
 	if(possible_destinations == initial(possible_destinations) || override)
 		possible_destinations = "pod_lavaland[idnum]"
 
+/**
+ * Signal handler for checking if we should lock or unlock escape pods accordingly to a newly set security level
+ *
+ * Arguments:
+ * * source The datum source of the signal
+ * * new_level The new security level that is in effect
+ */
+/obj/machinery/computer/shuttle/pod/proc/check_lock(datum/source, new_level)
+	SIGNAL_HANDLER
+
+	if(obj_flags & EMAGGED)
+		return
+		
+	locked = new_level < SEC_LEVEL_RED
+	
 /obj/docking_port/stationary/random
 	name = "escape pod"
 	id = "pod"