From 5c35a8383e06719f7b3559df962bce5b699c8cac Mon Sep 17 00:00:00 2001
From: "kepler155c@gmail.com" <kepler155c@gmail.com>
Date: Fri, 1 Nov 2019 22:37:08 -0600
Subject: [PATCH] lock computer

---
 startup.lua        | 31 +++++++++++++++++--------------
 sys/init/2.vfs.lua | 10 +++++-----
 sys/lzwfs.lua      |  9 ++++++---
 3 files changed, 28 insertions(+), 22 deletions(-)

diff --git a/startup.lua b/startup.lua
index 0cfcd7f..b6381d1 100644
--- a/startup.lua
+++ b/startup.lua
@@ -13,10 +13,13 @@
 			description:	array of menu entries (see .startup.boot for examples)
 ]]
 
-local colors   = _G.colors
-local os       = _G.os
-local settings = _G.settings
-local term     = _G.term
+local colors    = _G.colors
+local fs        = _G.fs
+local keys      = _G.keys
+local os        = _G.os
+local settings  = _G.settings
+local term      = _G.term
+local textutils = _G.textutils
 
 local function loadBootOptions()
 	if not fs.exists('.startup.boot') then
@@ -87,19 +90,19 @@ local function startupMenu()
 
 		if key == keys.enter or key == keys.right then
 			return selected
-		elseif key == keys.down then 
-			if selected == #bootOptions.menu then 
-				selected = 0 
+		elseif key == keys.down then
+			if selected == #bootOptions.menu then
+				selected = 0
 			end
 			selected = selected + 1
-		elseif key == keys.up then 
-			if selected == 1 then 
-				selected = #bootOptions.menu + 1 
+		elseif key == keys.up then
+			if selected == 1 then
+				selected = #bootOptions.menu + 1
 			end
 			selected = selected - 1
 		elseif event == 'char' then
 			key = tonumber(key) or 0
-			if bootOptions.menu[key] then 
+			if bootOptions.menu[key] then
 				return key
 			end
 		end
@@ -145,13 +148,13 @@ local function splash()
 	term.write(str)
 end
 
-term.clear()
-splash()
-
 for _, v in pairs(bootOptions.preload) do
 	os.run(_ENV, v)
 end
 
+term.clear()
+splash()
+
 local timerId = os.startTimer(bootOptions.delay)
 while true do
 	local e, id = os.pullEvent()
diff --git a/sys/init/2.vfs.lua b/sys/init/2.vfs.lua
index 0ddc672..62f5b4d 100644
--- a/sys/init/2.vfs.lua
+++ b/sys/init/2.vfs.lua
@@ -1,3 +1,5 @@
+local fs = _G.fs
+
 if fs.native then
 	return
 end
@@ -7,8 +9,6 @@ local Util = require('opus.util')
 
 -- TODO: support getDrive for virtual nodes
 
-local fs = _G.fs
-
 fs.native = Util.shallowCopy(fs)
 
 local fstypes = { }
@@ -16,7 +16,7 @@ local nativefs = { }
 
 for k,fn in pairs(fs) do
 	if type(fn) == 'function' then
-		nativefs[k] = function(node, ...)
+		nativefs[k] = function(_, ...)
 			return fn(...)
 		end
 	end
@@ -340,8 +340,8 @@ function fs.unmount(path)
 	end
 end
 
-function fs.registerType(name, fs)
-	fstypes[name] = fs
+function fs.registerType(name, vfs)
+	fstypes[name] = vfs
 end
 
 function fs.getTypes()
diff --git a/sys/lzwfs.lua b/sys/lzwfs.lua
index ac2ddb8..c1e9088 100644
--- a/sys/lzwfs.lua
+++ b/sys/lzwfs.lua
@@ -11,7 +11,7 @@
 -- 1 is reserved for compression exclusion
 --    fs.addException('startup.lua', 1)
 
--- To renable compression for a file 
+-- To renable compression for a file
 --    fs.removeException('startup.lua', 1)
 
 -- Restores file system
@@ -23,6 +23,9 @@ local sub     = string.sub
 local tconcat = table.concat
 local tinsert = table.insert
 
+local bit = _G.bit
+local fs  = _G.fs
+
 local SIGC = 'LZWC'
 local IGNORE_COMPRESSION = 1 -- support other bits as well
 
@@ -157,7 +160,7 @@ local function decompress(input)
     return tconcat(result)
 end
 
-function split(str, pattern)
+local function split(str, pattern)
 	pattern = pattern or "(.-)\n"
 	local t = {}
 	local function helper(line) tinsert(t, line) return "" end
@@ -219,7 +222,7 @@ function fs.open(fname, flags)
 			end,
             flush = function()
                 -- this isn't gonna work...
-                // f.write(compress(tconcat(c)))
+                -- f.write(compress(tconcat(c)))
                 f.flush();
 			end,
             close = function()