fix menu separators + sys dir restructure

sys/apps/network/vnc.lua

@@ -0,0 +1,69 @@
+local Event  = require('event')
+local Socket = require('socket')
+local Util   = require('util')
+
+local os       = _G.os
+local terminal = _G.device.terminal
+
+local function vncHost(socket)
+	local methods = { 'blit', 'clear', 'clearLine', 'setCursorPos', 'write',
+										'setTextColor', 'setTextColour', 'setBackgroundColor',
+										'setBackgroundColour', 'scroll', 'setCursorBlink', }
+
+	local oldTerm = Util.shallowCopy(terminal)
+
+	for _,k in pairs(methods) do
+		terminal[k] = function(...)
+			if not socket.queue then
+				socket.queue = { }
+				Event.onTimeout(0, function()
+					socket:write(socket.queue)
+					socket.queue = nil
+				end)
+			end
+			table.insert(socket.queue, {
+				f = k,
+				args = { ... },
+			})
+			oldTerm[k](...)
+		end
+	end
+
+	while true do
+		local data = socket:read()
+		if not data then
+			print('vnc: closing connection to ' .. socket.dhost)
+			break
+		end
+
+		if data.type == 'shellRemote' then
+			os.queueEvent(table.unpack(data.event))
+		elseif data.type == 'termInfo' then
+			terminal.getSize = function()
+				return data.width, data.height
+			end
+			os.queueEvent('term_resize')
+		end
+	end
+
+	for k,v in pairs(oldTerm) do
+		terminal[k] = v
+	end
+	os.queueEvent('term_resize')
+end
+
+Event.addRoutine(function()
+
+	print('vnc: listening on port 5900')
+
+	while true do
+		local socket = Socket.server(5900)
+
+		print('vnc: connection from ' .. socket.dhost)
+
+		-- no new process - only 1 connection allowed
+		-- due to term size issues
+		vncHost(socket)
+		socket:close()
+	end
+end)