On Thu, Nov 15, 2012 at 01:35:48PM +0400, Alexey Gladkov wrote:
> 15.11.2012 12:48, Petr Pisar wrote:
> > It's similar but insufficient. The difference between your clear_str[]
> > = "\33[H\33[J" and my string is my way clears scroll-back buffer of Linux
> > virtual terminal too. This prevents from reading history using Shift-PgUp
> > while the terminal is locked. Read current console_codes(4) page, especially
> > search for word "buffer".
> >
> > So what I ask is to prepend "\33[3J" to your clear_str[]. This even users with
> > older kernel not implementing this code get console cleared.
>
> Sounds reasonable.
>
> > If I understand the code correctly, you clear screen only if it's a virtual
> > terminal. I have no idea how usefull is vlock on other terminals (I use
> > "screen" there), so I do not request any change in this matter.
>
> Ok. This is what I wanted to find out.
>
> Guys, I want to release the new version of kbd next month. This will
> be the first kbd release with the vlock. Do you have any more
> suggestions on vlock?
Rename --enable-vlock to --disable-vlock and enable it by default :-)
Karel
--
Karel Zak <kzak@xxxxxxxxxx>
http://karelzak.blogspot.com
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