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#!/bin/sh
#
# cpufreqd	Startup script for the cpufreqd daemon.
#
# chkconfig: 345 70 50
# description:	cpufreqd - CPU frequency scaling daemon \
#		it monitors battery level, AC state and \
#		running programs and adjusts the frequency of the processor.
# processname: cpufreqd
# config: /etc/cpufreqd.conf
# pidfile: /var/run/cpufreqd.pid

### BEGIN INIT INFO
# Provides: cpufreqd
# Required-Start: $local_fs $syslog
# Required-Stop: $local_fs $syslog
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: CPU frequency scaling daemon
# Description: CPU frequency scaling daemon
### END INIT INFO

# Do not load RH compatibility interface.
WITHOUT_RC_COMPAT=1

# Source function library.
. /etc/init.d/functions

RETVAL=0

[ -d /sys/devices/system/cpu/cpu0/cpufreq ] || [ -f /proc/cpufreq ] || exit 0

PIDFILE=/var/run/cpufreqd.pid
LOCKFILE=/var/lock/subsys/cpufreqd

start()
{
	start_daemon --pidfile "$PIDFILE" --lockfile "$LOCKFILE" --expect-user root -- cpufreqd -f /etc/cpufreqd.conf
	RETVAL=$?
	return $RETVAL
}

stop()
{
	stop_daemon --pidfile "$PIDFILE" --lockfile "$LOCKFILE" --expect-user root -- cpufreqd
	RETVAL=$?
	[ -d /sys/devices/system/cpu/cpu0/cpufreq ] && cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq > /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq
	return $RETVAL
}

restart()
{
	stop
	start
}

reload()
{
	msg_reloading template
	stop_daemon --pidfile "$PIDFILE" --expect-user root -HUP -- cpufreqd
	RETVAL=$?
	return $RETVAL
}

# See how we were called.
case "$1" in
	start)
		start
		;;
	stop)
		stop
		;;
	reload)
		reload
		;;
	restart)
		restart
		;;
	condstop)
		if [ -e "$LOCKFILE" ]; then
			stop
		fi
		;;
	condrestart)
		if [ -e "$LOCKFILE" ]; then
			restart
		fi
		;;
	condreload)
		if [ -e "$LOCKFILE" ]; then
			reload
		fi
		;;
	status)
		status --pidfile "$PIDFILE" --expect-user root -- cpufreqd
		RETVAL=$?
		;;
	*)
		msg_usage "${0##*/} {start|stop|reload|restart|condstop|condrestart|condreload|status}"
		RETVAL=1
esac

exit $RETVAL