SCREENBLANK(1) General Commands Manual SCREENBLANK(1)
screenblank - turn off the screen when the mouse and keyboard are idle
screenblank [ -m ] [ -k ] [ -d interval ] [ -e interval ] [ -f frame-
screenblank turns off the display when the mouse and keyboard are idle
for an extended period (the default is 10 minutes). screenblank will
continue to run until killed by hand, using `kill processid'.
Place the screenblank command in your /etc/rc.local file.
-m Do not check whether the mouse has been idle.
-k Do not check whether the keyboard has been idle.
Disable after interval seconds. interval is a number of the
form xxx.xxx where each x is a decimal digit. The default is
600 seconds (10 minutes).
Enable within interval seconds. interval is the time between
successive polls for keyboard or mouse activity. If a poll
detects keyboard or mouse activity, the display is resumed.
interval is a number of seconds, of the form xxx.xxx where each
x is a decimal digit. The default is 0.25 seconds.
frame-buffer is the path name of the frame-buffer on which video
disabling/enabling applies. The defaults is /dev/fb.
screenblank only checks /dev/console for activity; it does not check
non-window programs from /dev/tty which bypass /dev/console . Conse-
quently, screenblank will turn off the display if /dev/tty programs
(for example, pixrect-based programs) are the only ones running.
When not running sunview(1), only the RETURN key resumes video display.
9 September 1987 SCREENBLANK(1)