Ports /vg/ get_turf

Gotta go faster.
Possibly undocumented behaviour of get_step?

code/_helpers/unsorted.dm

@@ -1037,12 +1037,6 @@ proc/get_mob_with_client_list()
 	else if (zone == "r_foot") return "right foot"
 	else return zone
 
-//gets the turf the atom is located in (or itself, if it is a turf).
-//returns null if the atom is not in a turf.
-/proc/get_turf(atom/movable/A)
-	if(isturf(A)) return A
-	if(A && A.locs.len) return A.locs[1]
-
 /proc/get(atom/loc, type)
 	while(loc)
 		if(istype(loc, type))

code/_macros.dm

@@ -1,6 +1,8 @@
 #define Clamp(x, y, z) 	(x <= y ? y : (x >= z ? z : x))
 #define CLAMP01(x) 		(Clamp(x, 0, 1))
 
+#define get_turf(A) get_step(A,0)
+
 #define isAI(A) istype(A, /mob/living/silicon/ai)
 
 #define isalien(A) istype(A, /mob/living/carbon/alien)

code/game/objects/structures/girders.dm

@@ -65,7 +65,7 @@
 		else if(!anchored)
 			playsound(src.loc, 'sound/items/Ratchet.ogg', 100, 1)
 			user << "<span class='notice'>Now securing the girder...</span>"
-			if(get_turf(user, 40))
+			if(do_after(user, 40,src))
 				user << "<span class='notice'>You secured the girder!</span>"
 				reset_girder()