pack

local args = {...}
if not pack then
   _G.pack = {}
end
local function pu()
   printError("pack <add/remove/dump/out/read> <input/output>")
end

local cmd = args[1] or ""

if cmd == "add" then
   if fs.exists(args[2]) then
      local file = fs.open(args[2],"r")
      local r = file.readAll()
      pack[tostring(args[2])] = r
      file.close()
      print("Added File: "..tostring(args[2]))
   end
elseif cmd == "out" then
   local file = fs.open(args[2],"w")
   local op = textutils.serialise(pack)
   file.write(op)
   file.close()
   print("Created package file: "..tostring(args[2]))
elseif cmd == "dump" then
   for k,v in pairs(pack) do
      print(k)
   end
elseif cmd == "read" then
    if fs.exists(args[2]) then
        local file = fs.open(args[2],"r")
        local r = file.readAll()
        local ret = textutils.unserialise(r)
        file.close()
        for k,v in pairs(ret) do
            local file = fs.open(k,"w")
            file.write(v)
            file.close()
            print("Wrote File: "..k)
        end
    end
elseif cmd == "remove" then
   pack[args[2]] = nil
   print("Removed File: "..args[2])
else
   pu()
end