[Bug 2743] ssh with -T hangs putty

[bugzilla-daemon at bugzilla.mindrot.org]

https://bugzilla.mindrot.org/show_bug.cgi?id=2743

--- Comment #3 from Darren Tucker <dtucker at zip.com.au> ---
(In reply to balu from comment #2)
> Thanks for the quick reply.
> 
> In the putty logs, it doesn't show the incoming packet so not sure
> if the server is sending back the character to putty.

It isn't because it shouldn't.

> FYI, I tried the win32-openssh client, it works with the windows ssh
> server (with -T option) but didn't work with the UNIX ssh server. So
> I am guessing the per-keystroke echo is working fine and something
> else is the issue.

I suspect that's due to the difference between Windows line endings
(\r\n) and Unix line endings (\n).  You could confirm that by
strace'ing the shell on the Unix side similar to what I did.

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