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 -- To unsubscribe from this list: send the line "unsubscribe util-linux" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html