public static void Open()
{
#if UNITY_STANDALONE_WIN
#pragma warning disable 0618
if (realOut == null)
{
realOut = Console.Out;
}
var hasConsole = PInvoke.AttachConsole(0x0ffffffff);
if (hasConsole == false)
{
PInvoke.AllocConsole();
}
try {
// grab handle ptr
var outHandlePtr = PInvoke.GetStdHandle(PInvoke.STD_OUTPUT_HANDLE);
// we can then create a filestream from this handle
var fileStream = new FileStream(outHandlePtr, FileAccess.Write);
// and then create a new stream writer (using ASCII)
var stdOut = new StreamWriter(fileStream, Encoding.ASCII);
stdOut.AutoFlush = true;
// and force unity to use this
Console.SetOut(stdOut);
}
catch (System.Exception e) {
Debug.Log(e);
}
#pragma warning restore 0618
#endif
}
public static void Main()
{
using var exitEvent = new ManualResetEvent(initialState: false);
using var cts = new CancellationTokenSource();
// close console and attach to parent
// if the app is started from a console the logs are shown directly in the parent console
// and it is blocked until this app exits.
// (Windows Application + AttachConsole does not block the parent console)
if (PInvoke.AttachConsole(Constants.ATTACH_PARENT_PROCESS))
{
PInvoke.FreeConsole();
}
PInvoke.AttachConsole(Constants.ATTACH_PARENT_PROCESS);
// handle exit events (probably overkill)
PInvoke.SetConsoleCtrlHandler(new PHANDLER_ROUTINE(sig => {
switch (sig)
{
case Constants.CTRL_C_EVENT:
case Constants.CTRL_LOGOFF_EVENT:
case Constants.CTRL_SHUTDOWN_EVENT:
case Constants.CTRL_CLOSE_EVENT:
Stop();
// wait for shutdown and cleanup
exitEvent.WaitOne(TimeSpan.FromSeconds(5));
return(true);
default:
return(false);
}
}), true);
AppDomain.CurrentDomain.ProcessExit += (_, __) => Stop();
Console.CancelKeyPress += (_, __) => Stop();
SetupLogging();
try {
Log.Information("Starting up...");
using var mutex = new Mutex(initiallyOwned: true, SingletonMutexName, out var notAlreadyRunning);
if (notAlreadyRunning) // we are the only one around :(
{
try {
Execute(cts.Token);
} finally {
mutex.ReleaseMutex();
}
}
else // another instance is already running
{
Log.Information("Another instance is already running.");
}
} catch (Exception e) {
Log.Error(e, "Unexpected error");
}
Log.CloseAndFlush();
exitEvent.Set();
void Stop()
{
if (cts.IsCancellationRequested)
{
return;
}
Log.Information("Shutting down...");
try {
cts.Cancel();
} catch (ObjectDisposedException) {
// we dont care about the error as this just means that the cts wa
// already canceled and disposed which we wanted to do anyway
}
}
}
