HDD Formattor

print"Witch drive would you like to format?"
local installdir = read()

if fs.exists(installdir) then
local files = fs.list(installdir)

for i=1, #files, 1 do
   if files[i] ~= "rom" then
      fs.delete(installdir .. files[i])
   end
end
print"Complete!"
else
    print(installdir.." is not a directory!")
 end