Lock guards for Angelscript ContextPool

src/ScriptResolving/AngelScript/ContextPool.hpp

@@ -18,19 +18,30 @@ class ContextPool {
         }
     };
 
+    std::mutex Lock;
     ArbUt::Dictionary<std::thread::id, CtxThreadedPoolStorage*> _pool;
     AngelScriptResolver* _resolver;
     AngelscriptUserdata* _userData;
 
+    CtxThreadedPoolStorage* CreateThreadPool(std::thread::id id) {
+        std::lock_guard<std::mutex> guard(Lock);
+        auto tryGet = _pool.TryGet(id);
+        if (tryGet.has_value()) {
+            return tryGet->get();
+        }
+
+        auto p = new CtxThreadedPoolStorage();
+        _pool.Insert(id, p);
+        return p;
+    }
+
     CtxThreadedPoolStorage* GetThreadPool() {
         auto id = std::this_thread::get_id();
         auto tryGet = _pool.TryGet(id);
         if (tryGet.has_value()) {
             return tryGet->get();
         }
-        auto p = new CtxThreadedPoolStorage();
+        return CreateThreadPool(id);
-        _pool.Insert(id, p);
-        return p;
     }
 
 public: