How screen content saving handled in xterm case?

Egmont Koblinger egmont at gmail.com
Mon Sep 2 09:44:42 UTC 2013


I think you're looking for "alternate screen buffer".

egmont


On Mon, Sep 2, 2013 at 11:39 AM, Paul Sokolovsky <pmiscml at gmail.com> wrote:

> Hello,
>
> Yesterday I spent couple of hours trying to trace how shell screen
> content is working in case of xterm terminal. While handling in case of
> linux console is very visible, and otherwise there're some checks for
> xterm/rxvt stuff, but I couldn't find exact escape sequence(s)/exact
> place where saving is done in case of xterm.
>
> I also tried to approach it from the other side, by looking at xterm
> escape sequences docs, http://www.xfree86.org/current/ctlseqs.html ,
> and neither could find something which is clearly usable for screen
> saving, like command "read char/rect".
>
> So, any hints how that magic is done? What I'm trying to do is to
> figure out why Android terminal emulators don't save screen content
> with mc.
>
>
> Thanks,
>  Paul                          mailto:pmiscml at gmail.com
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> https://mail.gnome.org/mailman/listinfo/mc-devel
>
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