Linux Command Library
commands
Commands
basic
Basic
tips
Tips

on_ac_power

test whether computer is running on AC power

on_ac_power

on_ac_power checks whether the system is running on AC power (i.e., mains power) as opposed to battery power.

None.

0 (true) System is on mains power 1 (false) System is not on mains power 255 (false) Power status could not be determined 

 /proc/apm APM status information file /proc/acpi ACPI status information directory 

This manual page was written by Steve Dodd <steved@loth.demon.co.uk> and was updated by Thomas Hood.

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