Allow disabling of REPL (#25071)

src/openrct2/interface/StdInOutConsole.cpp

@@ -16,6 +16,7 @@
 #include "../platform/Platform.h"
 #include "../scripting/ScriptEngine.h"
 
+#include <cstdlib>
 #include <linenoise.hpp>
 
 // Ignore isatty warning on WIN32
@@ -31,6 +32,12 @@ void StdInOutConsole::Start()
         return;
     }
 
+    // Allow user to disable the console REPL. Setting this environment variable to any value will prevent REPL from starting.
+    if (getenv("OPENRCT2_NO_REPL"))
+    {
+        return;
+    }
+
     std::thread replThread([this]() -> void {
         linenoise::SetMultiLine(true);
         linenoise::SetHistoryMaxLen(32);