http://www.freecode.com/projects/xautolock

Monitors X activity, and runs a program

I use this for slock to lock the screen after inactivity.

Possible alternatives to xautolock:

• xss: X Screensaver Construction Kit

• xssstate - A simple utility to get the X screensaver state.

--

• 2016-03-28 - 2.2, on Slackware 14.1
• 2016-03-26 - 2.2, on Lubuntu 14.04.4 LTS

• I may have used this for some time, but I can't remember.

2016-03-28 - 2.2 ∞

Compiling from source on Slackware 14.1

\wget  --continue  http://www.ibiblio.org/pub/Linux/X11/screensavers/xautolock-2.2.tgz
\tar  -xvvf  xautolock-2.2.tgz
\cd  xautolock-2.2
\xmkmf
\make
\make install
\make install.man
\make clean

Usage examples ∞

(using slock)

\xautolock  -time 5  -locker  \slock &

Lock the screen

\xautolock  -locknow

Disable the screen saver

\xautolock  -disable

2016-03-26 - 2.2 ∞

This was in Lubuntu's repository.