LINES and COLUMNS not getting updated

Samuel Thibault
Wed May 31 16:41:00 GMT 2006

Christopher Faylor, le Wed 31 May 2006 11:47:54 -0400, a écrit :
> On Wed, May 31, 2006 at 10:07:48AM -0400, Kenneth Nellis wrote:
> >In my Cygwin X-Windows xterm environment, I'm not seeing the LINES and COLUMNS environment variables getting updated correctly after my window is resized. Furthermore, "echo $COLUMNS" and "printenv COLUMNS" don't agree. (I didn't see relevant articles in the archives.)
> >
> >It seems to start off working as expected, but soon fails. What seems to work reliably is the following sequence in a new login shell:
> >1) export COLUMNS=80
> >2) printenv COLUMNS; # correctly shows 80
> >3) # resize xterm window width
> >4) printenv COLUMNS; # correctly shows new width
> Please go back and read .  This question is not
> appropriate for the general cygwin list.
> This message belongs on the cygwin-xfree list - a list that the xterm maintainer
> reads.

Mmm, it doesn't seem to me like only an xterm issue.  Maybe xterm has
troubles sending SIGWINCH, but apparently the shell itself has troubles
updating the COLUMNS variable.


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