holding shift while building adds 5

OpenRA.Game/Chrome.cs

@@ -996,7 +996,7 @@ namespace OpenRA
 			var unit = Rules.Info[item];
 
 			Sound.Play(unit.Traits.Contains<BuildingInfo>() ? eva.BuildingSelectAudio : eva.UnitSelectAudio);
-			Game.IssueOrder(Order.StartProduction(world.LocalPlayer, item));
+			Game.IssueOrder(Order.StartProduction(world.LocalPlayer, item, Game.controller.GetModifiers().HasModifier(Modifiers.Shift) ? 5 : 1));
 		}
 
 		void HandleBuildPalette( World world, string item, bool isLmb )

OpenRA.Game/Controller.cs

@@ -145,5 +145,6 @@ namespace OpenRA
 		}
 
 		public void SetModifiers(Modifiers mods) { modifiers = mods; }
+		public Modifiers GetModifiers() { return modifiers; }
 	}
 }

OpenRA.Game/Network/Order.cs

@@ -164,9 +164,9 @@ namespace OpenRA
 			return new Order("Chat", null, text) { IsImmediate = true };
 		}
 
-		public static Order StartProduction(Player subject, string item)
+		public static Order StartProduction(Player subject, string item, int count)
 		{
-			return new Order("StartProduction", subject.PlayerActor, item );
+			return new Order("StartProduction", subject.PlayerActor, new int2( count, 0 ), item );
 		}
 
 		public static Order PauseProduction(Player subject, string item, bool pause)

OpenRA.Game/Traits/Player/ProductionQueue.cs

@@ -51,6 +51,8 @@ namespace OpenRA.Traits
 			switch( order.OrderString )
 			{
 			case "StartProduction":
+				{
+					for (var n = 0; n < order.TargetLocation.X; n++)	// repeat count
 					{
 						var unit = Rules.Info[order.TargetString];
 						var ui = unit.Traits.Get<BuildableInfo>();
@@ -79,6 +81,7 @@ namespace OpenRA.Traits
 										if (!isBuilding)
 											BuildUnit(order.TargetString);
 									})));
+					}
 					break;
 				}
 			case "PauseProduction":