From 64a5c0a425efc8bc1985bcb0738db74a83e172b6 Mon Sep 17 00:00:00 2001
From: Fatbag <X-Fi6@phppoll.org>
Date: Fri, 13 Apr 2012 23:16:34 -0500
Subject: [PATCH] Reverted to the original GetLastError() method for
 CreateMutex(), as, it turns out, Microsoft lied. Even when the function
 fails, it returns non-NULL.

---
 Client/Client.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Client/Client.cpp b/Client/Client.cpp
index ada110f..d49c2fa 100644
--- a/Client/Client.cpp
+++ b/Client/Client.cpp
@@ -25,7 +25,8 @@ int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE, LPSTR, int)
     int result;
     
     //Disallow multiple instances of the game from running
-    if(CreateMutex(NULL, TRUE, "TSO_NIOTSO_MUTEX") == NULL){
+    CreateMutex(NULL, TRUE, "Global\\TSO_NIOTSO_MUTEX");
+    if(GetLastError() == ERROR_ALREADY_EXISTS){
         HWND hWnd = FindWindow("TSO_NIOTSO", "The Sims Online");
         if(hWnd != NULL){
             ShowWindow(hWnd, SW_RESTORE);