Re: Cygwin 1.7 ssh and window size

[Christopher Faylor <cgf-use-the-mailinglist-please at cygwin dot com>]

On Sun, Sep 06, 2009 at 01:18:16PM -0700, Karl M wrote:
>
>> Date: Fri, 4 Sep 2009 10:14:01 -0400
>> From: cgf
>> Subject: Re: Cygwin 1.7 ssh and window size
>>
>> On Sun, Aug 30, 2009 at 11:05:58PM -0700, Karl M wrote:
>>>My first email had a cygcheck and the following steps to reproduce the
>>>symptoms.
>>>
>>>I just noticed the following with Cygwin 1.7, and ssh (and vi in this
>>>example), on Vista Business SP2.
>>>
>>>If I (1) open a bash cygwin window from the normal installed shortcut
>>>(cmd.exe).
>>>
>>>(2) drag the bottom edge of the window down to enlarge it.
>>>
>>>(3) ssh localhost (or to another host).
>>>
>>>(4) edit a file with vi.
>>>
>>>Then only a portion of the window is used, the size of the original
>>>window before enlarging it.
>>>
>>>If I (5) exit vi, and exit the ssh session.
>>>
>>>(6) ssh localhost (or to another host).
>>>
>>>(7) edit a file with vi.
>>>
>>>Then the entire window is used for editing.
>>
>> As I mentioned in another thread, Cygwin's handling of console window
>> size changes is not perfect. It is hampered by what Windows provides.
>> I don't see any difference between Cygwin 1.5 and Cygwin 1.7 in this
>> regard and I would not have expected any since there were no changes
>> in that part of the code.
>>
>With the latest snapshot, if I enter a blank line before ssh localhost,
>ssh uses the correct window size on the remote host (in this case, the
>same host), although vi uses the correct window size without a blank
>line after resizing. So ssh is doing something different than vi in
>how it deals with window size.

Cygwin's handling of console window size changes is not perfect.  It is
hampered by what Windows provides.

cgf

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