From f2fc533c341c518bc8fe5255c9180ccd30eaa824 Mon Sep 17 00:00:00 2001
From: gusabary <Gusabary@126.com>
Date: Tue, 8 Dec 2020 15:09:10 +0800
Subject: [PATCH] fix: protect print of specifying next color with lock

---
 src/ui/ui_manager.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/ui/ui_manager.cpp b/src/ui/ui_manager.cpp
index 4806524..4730308 100644
--- a/src/ui/ui_manager.cpp
+++ b/src/ui/ui_manager.cpp
@@ -145,7 +145,10 @@ std::pair<InputAction, int> UIManager::GetAction(bool lastCardCanBePlayed,
 CardColor UIManager::SpecifyNextColor()
 {
     mIsSpecifyingNextColor = true;
-    Print();
+    {
+        std::lock_guard<std::mutex> lock(mMutex);
+        Print();
+    }
 
     CardColor nextColor;
     ExecuteWithTimePassing([this, &nextColor] {