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bug#17386: 24.3.90; emacs_abort in cmcheckmagic


From: Eli Zaretskii
Subject: bug#17386: 24.3.90; emacs_abort in cmcheckmagic
Date: Sat, 03 May 2014 11:53:39 +0300

> From: Andreas Schwab <address@hidden>
> Cc: Nicolas Richard <address@hidden>,  address@hidden
> Date: Sat, 03 May 2014 10:21:22 +0200
> 
> Eli Zaretskii <address@hidden> writes:
> 
> > So perhaps the problem is that Emacs takes the screen dimensions only
> > at startup and when it gets the SIGWINCH signal, and tmux somehow
> > makes these changes without sending SIGWINCH?
> 
> The signal is generated by the kernel, upon the submit of the TIOCSWINSZ
> ioctl, so it is impossible to change the size without generating the
> signal.

Can we be sure that tmux reserves its line via that ioctl?





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