Mail Archives: cygwin/2007/04/28/19:31:27
On Fri, Apr 27, 2007 at 01:26:50PM -0400, Larry Hall (Cygwin) wrote:
>Christopher Faylor wrote:
>> On Fri, Apr 27, 2007 at 11:51:29AM -0400, Larry Hall (Cygwin) wrote:
>>> Will/Strobel wrote:
>>>> Objective: ssh into windows run to wmic.exe
>>>>
>>>> Problem: when calling wmic.exe cmd line hangs, the process is being created,
>>>> but nothing else. Once you kill wmic.exe it releases the cmd line back.
>>>>
>>>> Is there an issue with wmic or is there an environment var I need to set?
>>> 'ssh' uses a pty by default for I/O which Windows programs don't understand.
>>> See the information on 'tty' at:
>>>
>>> <http://cygwin.com/cygwin-ug-net/using-cygwinenv.html>
>>>
>>> I haven't tried installing 'sshd' without 'tty' set. And, of course,
>>> if this works, it will only work from a command prompt window. Cygwin
>>> terminals (rxvt, xterm) won't work because they use ptys.
>>
>> If sshd needs to have tty set that is a bug. There should be no reason for
>> it and it actually could make sshd run slightly slower.
>
>Ugh, you're right. This isn't the default. I have it set in my environment
>for some reason. Still, if 'tty' is set in the CYGWIN environment variable
>or the OP is sshing from rxvt/xterm, ptys could still be a problem.
Hmm. I wonder what happens if you set CYGWIN=tty in an environment
which doesn't have an attached console. I guess you're right. That
could be a problem.
cgf
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