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2017-09-21examples/tip.tcl: Use 'writable' when sending outputSteve Bennett1-7/+39
Avoids situations where the output might block Signed-off-by: Steve Bennett <steveb@workware.net.au>
2016-10-26examples/tip.tcl: Gracefully handle serial port being removedSteve Bennett1-2/+9
e.g. a usb-serial port Signed-off-by: Steve Bennett <steveb@workware.net.au>
2016-10-19examples/tip.tcl: Lock the deviceSteve Bennett1-0/+5
Prevent multiple access to a serial port by using locking. This is probably compatible with most serial port locking on Linux. Perhaps on macosx. Signed-off-by: Steve Bennett <steveb@workware.net.au>
2016-09-09Add examples/tip.tclSteve Bennett1-0/+148
Example of using the aio termios support Signed-off-by: Steve Bennett <steveb@workware.net.au>