altosui: check for closed serial device before reading
authorKeith Packard <keithp@keithp.com>
Thu, 29 Jul 2010 17:24:09 +0000 (10:24 -0700)
committerKeith Packard <keithp@keithp.com>
Thu, 29 Jul 2010 17:24:09 +0000 (10:24 -0700)
commite33dbbba94ce42295e9fed9f4ba7e46f9eff1517
treea52e8fad19c221461411480ca2053bc82b3c066e
parentd0fd53bdab2f480cd43b6d7010c2094f4fccda91
altosui: check for closed serial device before reading

Signed-off-by: Keith Packard <keithp@keithp.com>
ao-tools/altosui/AltosSerial.java