made io buffers actually write, hopefully.

modules/lib/io.lua

@@ -4,20 +4,11 @@ io.write = write
 function io.open(n,m)
  m=m or "rb"
  local h=fs.open(n,m)
- if h then
  if h and m:sub(1,1) == "w" then
   bt=buffer.ucreate()
-  spawn("io worker: "..n,function()
-  while true do
-   if bt.s ~= "open" and bt.b == "" then fclose(h) break end
-   nd = bt.b
-   if nd ~= nil and nd ~= "" then
-    fs.write(h,nd)
+  function bt.write(d)
+   return fs.write(h,d)
   end
-   bt.b = ""
-   coroutine.yield()
-  end
-  end)
   return bt
  elseif h and m:sub(1,1) == "r" then
   bt = buffer.ucreate()
@@ -29,7 +20,6 @@ function io.open(n,m)
   fs.close(h)
   coroutine.yield()
   return bt
- end
  else
   return false
  end