apm_available

test whether APM subsystem is available

Synopsis

apm_available

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description

apm_available checks whether the APM ("Advanced Power Management") subsystem is available, as evidenced by the presence of the /proc/apm file.

options

None.

exit status

0 (true)

APM subsystem is available

1 (false)

APM subsystem is not available

usage error (arguments supplied)

files

/proc/apm APM status information file

author

This manual page was written by Thomas Hood <jdthood[:at:]yahoo.co[:dot:]uk>.