Moves get_area to a macro (#24712)

* Moves get_area to a macro

* fixes

* Update code/game/machinery/camera/camera.dm

Co-authored-by: Charlie Nolan <funnyman3595@gmail.com>

* runtime fix

* moer fix

---------

Co-authored-by: Charlie Nolan <funnyman3595@gmail.com>

code/game/objects/items/devices/radio/intercom.dm

@@ -245,9 +245,9 @@
 		underlays += emissive_appearance(icon, "intercom_lightmask")
 
 /obj/item/radio/intercom/proc/update_operating_status(on = TRUE)
-	var/area/current_area = get_area(src)
-	if(!current_area)
+	if(!loc) // We init a few radios in nullspace to prevent them from needing power. 
 		return
+	var/area/current_area = get_area(src)
 	if(on)
 		RegisterSignal(current_area.powernet, COMSIG_POWERNET_POWER_CHANGE, PROC_REF(local_powernet_check))
 	else

code/game/objects/items/devices/radio/radio_objects.dm

@@ -266,7 +266,7 @@ GLOBAL_LIST_EMPTY(deadsay_radio_systems)
 		connection = radio_connection
 		channel = null
 
-	if(is_type_in_list(get_area(src), blacklisted_areas))
+	if(loc && is_type_in_list(get_area(src), blacklisted_areas))
 		// add a debug log so people testing things won't be fighting against a "broken" radio for too long.
 		log_debug("Radio message from [src] was used in restricted area [get_area(src)].")
 		return