NAME
screenblank
- screen saver daemon for wscons and FBIO machines
SYNOPSIS
screenblank
[-k | -m]
[-d inactivity-timeout]
[-e wakeup-delay]
[-f framebuffer]
[-i input-device]
screenblank
{-b | -u}
DESCRIPTION
screenblank
disables the framebuffer if the keyboard and mouse are idle for a period
of time, and re-enables the framebuffer when keyboard or mouse activity
resumes.
When killed with a SIGINT, SIGHUP, or SIGTERM,
screenblank
will re-enable the framebuffer.
The pid can be found in the file
/var/run/screenblank.pid
.
The options are as follows:
- -b
-
Overriding the other options, simply try (once) to blank the
framebuffer, then exit.
- -d inactivity-timeout
-
Wait the number of seconds specified by
inactivity-timeout,
expressed in the format
``xxx.xxx'',
before disabling the framebuffer due to inactivity.
The default is 600 seconds (10 minutes).
- -e wakeup-delay
-
Wait the number of seconds specified by
wakeup-delay,
expressed in the format
``xxx.xxx'',
before re-enabling the framebuffer once activity resumes.
The default is .25 seconds.
- -f framebuffer
-
Use the framebuffer device
framebuffer
instead of the default
/dev/fb
.
- -i input-device
-
Add
input-device
to the list of devices to monitor for activity.
- -k
-
Do not check the keyboard for activity.
- -m
-
Do not check the mouse for activity.
- -u
-
Overriding the other options, simply try (once) to unblank the
framebuffer, then exit.
Note that the
-k
and
-m
flags are mutually exclusive.
FILES
- /dev/kbd
-
The keyboard device.
- /dev/mouse
-
The mouse device.
- /dev/console
-
The console device.
- /dev/fb
-
The default framebuffer.
- /dev/wskbd
-
The keyboard for wscons machines.
- /dev/wsmouse
-
The mouse device for wscons machines.
- /dev/ttyE0
-
The console device for wscons machines.
- /var/run/screenblank.pid
-
File containing the pid of
.