System.IO.KqueueMonitor.Setup C# (CSharp) Méthode

		void Setup ()
		{	
			var initialFds = new List<int> ();

			// fsw.FullPath may end in '/', see https://bugzilla.xamarin.com/show_bug.cgi?id=5747
			if (fsw.FullPath.EndsWith ("/", StringComparison.Ordinal))
				fullPathNoLastSlash = fsw.FullPath.Substring (0, fsw.FullPath.Length - 1);
			else
				fullPathNoLastSlash = fsw.FullPath;
				
			// GetFilenameFromFd() returns the *realpath* which can be different than fsw.FullPath because symlinks.
			// If so, introduce a fixup step.
			int fd = open (fullPathNoLastSlash, O_EVTONLY, 0);
			var resolvedFullPath = GetFilenameFromFd (fd);
			close (fd);

			if (resolvedFullPath != fullPathNoLastSlash)
				fixupPath = resolvedFullPath;
			else
				fixupPath = null;

			Scan (fullPathNoLastSlash, false, ref initialFds);

			var immediate_timeout = new timespec { tv_sec = (IntPtr)0, tv_usec = (IntPtr)0 };
			var eventBuffer = new kevent[0]; // we don't want to take any events from the queue at this point
			var changes = CreateChangeList (ref initialFds);

			int numEvents = kevent (conn, changes, changes.Length, eventBuffer, eventBuffer.Length, ref immediate_timeout);

			if (numEvents == -1) {
				var errMsg = String.Format ("kevent() error at initial event registration, error code = '{0}'", Marshal.GetLastWin32Error ());
				throw new IOException (errMsg);
			}
		}