From 08ad8ad7de00ec064fbf4775a0b5389b4a042b33 Mon Sep 17 00:00:00 2001
From: way-zer <himc.wicp@gmail.com>
Date: Sun, 18 Feb 2024 17:45:18 +0800
Subject: [PATCH] limit `write` with `@writable`

---
 core/src/mindustry/logic/LExecutor.java | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/core/src/mindustry/logic/LExecutor.java b/core/src/mindustry/logic/LExecutor.java
index 5be0b9e555..d2ea9c6cf9 100644
--- a/core/src/mindustry/logic/LExecutor.java
+++ b/core/src/mindustry/logic/LExecutor.java
@@ -736,6 +736,8 @@ public class LExecutor{
                     mem.memory[address] = exec.num(value);
                 }
             }else if(from instanceof LogicBuild logic && exec.obj(position) instanceof String name){
+                Var writable = logic.executor.optionalVar("@writable");
+                if(writable == null || (writable.isobj ? writable.objval == null : Math.abs(writable.numval) < 0.00001)) return;
                 Var toVar = logic.executor.optionalVar(name);
                 Var fromVar = exec.var(value);
                 if(toVar != null && !toVar.constant){