[AC 21.5] Report lstream errors when encoding/decoding

APPROVE COMMIT 21.5

On Tue, May 6, 2014 at 10:36 AM, Jerry James <[email protected]> wrote:
> This is the latest version of the patch to throw an error if we
> encounter an error while trying to do an lstream read when decoding or
> encoding.  This version adds a new function, Lstream_errno(), to
> retrieve the latest value of errno generated when trying to do an
> Lstream_read() or Lstream_write().  Currently only the filedesc
> lstream implements the corresponding method.  The patch is attached.

I have committed this patch.
-- 
Jerry James
http://www.jamezone.org/