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Re: Resizing a terminal window
Thomas Wolff <towo@towo.net> writes:
> Am 04.05.2010 16:03, schrieb J. David Boyd:
>> ...
>>
>> Locally, I can use the mouse to resize a window, and the $COLUMNS and
>> $LINES variables are automatically filled in.
>>
>> On many remote xterm sessions, they aren't.
>>
>> Does anyone have any idea where to start figuring out what is wrong, and
>> what I can do to correct it?
>>
> LINES and COLUMNS are legacy mechanisms which may serve as a
> workaround if the system doesn't otherwise handle screen size changes
> properly. They should not be needed on modern systems where the tty
> driver maintains the information.
> (You may note that mintty has not set them initially but they get set
> on resize - by whatever means... - while in a cygwin console they are
> not used at all.)
> So if you happen to have these variables set on a system which does
> not maintain them, they don't get changed on resize and confuse your
> environment. In most cases the best remedy is to just unset them -
> does that help?
>
> ------
> Thomas
Sadly enough, the system I am connecting to, SUSE Linux, does use them,
and the checkwinsize shopt BASH function, but, somehow, not
correctly....
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