/// <summary>
/// Initializes various basic systems like the client's logger,
/// constants, and the general exception handler.
/// Reads the user's settings from an INI file,
/// checks for necessary permissions and starts the client if
/// everything goes as it should.
/// </summary>
/// <param name="parameters">The client's startup parameters.</param>
public static void Initialize(StartupParams parameters)
{
AppDomain.CurrentDomain.UnhandledException += new UnhandledExceptionEventHandler(HandleExcept);
Environment.CurrentDirectory = ProgramConstants.GamePath;
CheckPermissions();
Logger.Initialize(ProgramConstants.GamePath + "Client/", "client.log");
Logger.WriteLogFile = true;
if (!Directory.Exists(ProgramConstants.GamePath + "Client"))
{
Directory.CreateDirectory(ProgramConstants.GamePath + "Client");
}
File.Delete(ProgramConstants.GamePath + "Client/client.log");
MainClientConstants.Initialize();
Logger.Log("***Logfile for " + MainClientConstants.GAME_NAME_LONG + " client***");
Logger.Log("Client version: " + Application.ProductVersion);
// Log information about given startup params
if (parameters.NoAudio)
{
Logger.Log("Startup parameter: No audio");
}
if (parameters.MultipleInstanceMode)
{
Logger.Log("Startup parameter: Allow multiple client instances");
}
parameters.UnknownStartupParams.ForEach(p => Logger.Log("Unknown startup parameter: " + p));
Logger.Log("Loading settings.");
UserINISettings.Initialize(ClientConfiguration.Instance.SettingsIniName);
// Delete obsolete files from old target project versions
File.Delete(ProgramConstants.GamePath + "mainclient.log");
File.Delete(ProgramConstants.GamePath + "launchupdt.dat");
try
{
File.Delete(ProgramConstants.GamePath + "wsock32.dll");
}
catch (Exception ex)
{
MessageBox.Show("Deleting wsock32.dll failed! Please close any " +
"applications that could be using the file, and then start the client again."
+ Environment.NewLine + Environment.NewLine +
"Message: " + ex.Message,
"CnCNet Client");
Environment.Exit(0);
}
Application.EnableVisualStyles();
new Startup().Execute();
}
static void Main(string[] args)
{
bool noAudio = false;
bool multipleInstanceMode = false;
List <string> unknownStartupParams = new List <string>();
for (int arg = 0; arg < args.Length; arg++)
{
string argument = args[arg].ToUpper();
switch (argument)
{
case "-NOAUDIO":
// TODO fix
throw new NotImplementedException("-NOAUDIO is currently not implemented, please run the client without it.");
case "-MULTIPLEINSTANCE":
multipleInstanceMode = true;
break;
default:
unknownStartupParams.Add(argument);
break;
}
}
StartupParams parameters = new StartupParams(noAudio, multipleInstanceMode, unknownStartupParams);
if (multipleInstanceMode)
{
// Proceed to client startup
PreStartup.Initialize(parameters);
return;
}
// We're a single instance application!
// http://stackoverflow.com/questions/229565/what-is-a-good-pattern-for-using-a-global-mutex-in-c/229567
string appGuid = ((GuidAttribute)Assembly.GetExecutingAssembly().GetCustomAttributes(
typeof(GuidAttribute), false).GetValue(0)).Value.ToString();
// Global prefix means that the mutex is global to the machine
string mutexId = string.Format("Global\\{{{0}}}", appGuid);
var allowEveryoneRule = new MutexAccessRule(new SecurityIdentifier(WellKnownSidType.WorldSid, null),
MutexRights.FullControl, AccessControlType.Allow);
var securitySettings = new MutexSecurity();
securitySettings.AddAccessRule(allowEveryoneRule);
using (var mutex = new Mutex(false, mutexId, out bool createdNew, securitySettings))
{
var hasHandle = false;
try
{
try
{
hasHandle = mutex.WaitOne(8000, false);
if (hasHandle == false)
{
throw new TimeoutException("Timeout waiting for exclusive access");
}
}
catch (AbandonedMutexException)
{
hasHandle = true;
}
catch (TimeoutException)
{
return;
}
// Proceed to client startup
PreStartup.Initialize(parameters);
}
finally
{
if (hasHandle)
{
mutex.ReleaseMutex();
}
}
}
}
