fill stuff

src/main/java/carpet/mixins/CommandManagerMixin.java

@@ -1,6 +1,7 @@
 package carpet.mixins;
 
 import carpet.CarpetServer;
+import carpet.CarpetSettings;
 import com.mojang.brigadier.CommandDispatcher;
 import net.minecraft.server.command.CommandManager;
 import net.minecraft.server.command.ServerCommandSource;
@@ -10,6 +11,7 @@ import org.spongepowered.asm.mixin.Shadow;
 import org.spongepowered.asm.mixin.injection.At;
 import org.spongepowered.asm.mixin.injection.Inject;
 import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;
 
 
 @Mixin(CommandManager.class)
@@ -24,4 +26,17 @@ public abstract class CommandManagerMixin
     private void onRegister(boolean boolean_1, CallbackInfo ci) {
         CarpetServer.registerCarpetCommands(this.dispatcher);
     }
+
+    @Inject(method = "execute", at = @At("HEAD"))
+    private void onExecuteBegin(ServerCommandSource serverCommandSource_1, String string_1, CallbackInfoReturnable<Integer> cir)
+    {
+        if (!CarpetSettings.b_fillUpdates)
+            CarpetSettings.impendingFillSkipUpdates = true;
+    }
+
+    @Inject(method = "execute", at = @At("RETURN"))
+    private void onExecuteEnd(ServerCommandSource serverCommandSource_1, String string_1, CallbackInfoReturnable<Integer> cir)
+    {
+        CarpetSettings.impendingFillSkipUpdates = false;
+    }
 }