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Re: Virtual device in Windows 10




On 2019-01-01 09:01, cyg Simple wrote:
> On 1/1/2019 2:18 AM, Gary Graham wrote:
>> I downloaded an updated version of the Cygwin tools and tried again....
>> C:\cygwin64\bin>socat -d -d pty,link=/dev/ttyV0,waitslave tcp:
>> 192.168.0.11:8023
>> 2019/01/01 01:14:27 socat[10780] N PTY is /dev/pty0
>> 2019/01/01 01:14:27 socat[10780] N opening connection to AF=2
>> 192.168.0.11:8023
>> 2019/01/01 01:14:28 socat[10780] N successfully connected from local
>> address AF=2 192.168.0.18:55426
>> 2019/01/01 01:14:28 socat[10780] N starting data transfer loop with FDs
>> [5,5] and [6,6]
>> 2019/01/01 01:14:28 socat[10780] N read(5, 0x600056500, 8192): Input/output
>> error (probably PTY closed)
>> 2019/01/01 01:14:28 socat[10780] N socket 1 (fd 5) is at EOF
>> 2019/01/01 01:14:28 socat[10780] N socket 1 (fd 5) is at EOF
>> 2019/01/01 01:14:28 socat[10780] N socket 2 (fd 6) is at EOF
>> 2019/01/01 01:14:28 socat[10780] N exiting with status 0
>> Can you tell why the PTY is closing ?
> Both ends of the processes a Cygwin process?  PTY is only available to Cygwin.

What is on the other side of the virtual port?
You need either a data source/sink or an app.

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Take care. Thanks, Brian Inglis, Calgary, Alberta, Canada

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