取消文件夹拒绝访问

TCHAR szUserName[MAX_PATH] = {0};
	DWORD dwSize = MAX_PATH;
	GetUserName(szUserName, &dwSize);
	CString strCmd;
	strCmd.Format(L"/c Cacls \"%s\" /t /e /c /g \"%s\":f", L"C:\\Program Files\\Baidu\\Hao123Desk", szUserName);
	SHELLEXECUTEINFO ShExecInfo;
	ShExecInfo.cbSize = sizeof(SHELLEXECUTEINFO);
	ShExecInfo.fMask = SEE_MASK_NOCLOSEPROCESS ;
	ShExecInfo.hwnd = NULL;
	ShExecInfo.lpVerb = NULL;
	ShExecInfo.lpFile = L"cmd.exe"; 
	ShExecInfo.lpParameters = strCmd; 
	ShExecInfo.lpDirectory = NULL;
	ShExecInfo.nShow = SW_HIDE;
	ShExecInfo.hInstApp = NULL; 
	BOOL ret = ShellExecuteEx(&ShExecInfo);
	WaitForSingleObject(ShExecInfo.hProcess, INFINITE);
	CloseHandle(ShExecInfo.hProcess);
	if (!ret)
	{
		DWORD dwError = GetLastError();
		CString strError;
		strError.Format(L"Error: %d", dwError);
		MessageBox(0,strError,0,0);
	}