ok this is going to be a pain in the ass ain't it (#2458)

lets hope nothing blows up this time (Flags PR but it works!)

code/modules/holodeck/area_copy.dm

@@ -36,7 +36,7 @@ GLOBAL_LIST_INIT(duplicate_forbidden_vars,list("tag","area","type","loc","locs",
 			M.power_change()
 
 	if(holoitem)
-		SET_SECONDARY_FLAG(O, HOLOGRAM)
+		O.flags_2 |= HOLOGRAM_2
 	return O
 
 

code/modules/holodeck/computer.dm

@@ -247,9 +247,9 @@
 	// this is an exercise left to others I'm afraid.  -Sayu
 	spawned = A.copy_contents_to(linked, 1, nerf_weapons = !emagged)
 	for(var/obj/machinery/M in spawned)
-		M.flags |= NODECONSTRUCT
+		M.flags_1 |= NODECONSTRUCT_1
 	for(var/obj/structure/S in spawned)
-		S.flags |= NODECONSTRUCT
+		S.flags_1 |= NODECONSTRUCT_1
 	effects = list()
 
 	addtimer(CALLBACK(src, .proc/finish_spawn), 30)
@@ -264,9 +264,9 @@
 			spawned += x // holocarp are not forever
 			added += x
 	for(var/obj/machinery/M in added)
-		M.flags |= NODECONSTRUCT
+		M.flags_1 |= NODECONSTRUCT_1
 	for(var/obj/structure/S in added)
-		S.flags |= NODECONSTRUCT
+		S.flags_1 |= NODECONSTRUCT_1
 
 /obj/machinery/computer/holodeck/proc/derez(obj/O, silent = TRUE, forced = FALSE)
 	// Emagging a machine creates an anomaly in the derez systems.

code/modules/holodeck/computer_funcs.dm

@@ -57,7 +57,7 @@
 
 	last_change = world.time
 	active = (A != offline_program)
-	use_power = active ? ACTIVE_POWER_USE : IDLE_POWER_USE
+	use_power = active ? ACTIVE_POWER_USE : IDLE_POWER_USE
 
 	for(var/obj/effect/holodeck_effect/HE in effects)
 		HE.deactivate(src)
@@ -71,9 +71,9 @@
 	// this is an exercise left to others I'm afraid.  -Sayu
 	spawned = A.copy_contents_to(linked, 1, nerf_weapons = !emagged)
 	for(var/obj/machinery/M in spawned)
-		M.flags |= NODECONSTRUCT
+		M.flags_1 |= NODECONSTRUCT_1
 	for(var/obj/structure/S in spawned)
-		S.flags |= NODECONSTRUCT
+		S.flags_1 |= NODECONSTRUCT_1
 	effects = list()
 
 	spawn(30)
@@ -86,9 +86,9 @@
 				spawned += x // holocarp are not forever
 				added += x
 		for(var/obj/machinery/M in added)
-			M.flags |= NODECONSTRUCT
+			M.flags_1 |= NODECONSTRUCT_1
 		for(var/obj/structure/S in added)
-			S.flags |= NODECONSTRUCT
+			S.flags_1 |= NODECONSTRUCT_1
 
 /obj/machinery/computer/holodeck/proc/derez(var/obj/obj, var/silent = 1, var/forced = 0)
 	// Emagging a machine creates an anomaly in the derez systems.
@@ -108,4 +108,4 @@
 
 	if(!silent)
 		visible_message("The [obj.name] fades away!")
-	qdel(obj)
+	qdel(obj)

code/modules/holodeck/items.dm

@@ -204,7 +204,7 @@
 	eventstarted = TRUE
 
 	for(var/obj/structure/window/W in currentarea)
-		if(W.flags&NODECONSTRUCT) // Just in case: only holo-windows
+		if(W.flags_1&NODECONSTRUCT_1) // Just in case: only holo-windows
 			qdel(W)
 
 	for(var/mob/M in currentarea)

code/modules/holodeck/turfs.dm

@@ -3,7 +3,7 @@
 	thermal_conductivity = 0
 	broken_states = list("engine")
 	burnt_states = list("engine")
-	flags = NONE
+	flags_1 = NONE
 
 /turf/open/floor/holofloor/attackby(obj/item/I, mob/living/user)
 	return // HOLOFLOOR DOES NOT GIVE A FUCK