File: cpufreqd

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cpufreqd 1.2.3-2
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#! /bin/sh
# 
# Startup script for the cpufreqd daemon. It's been made using the
# skeleton	example file to build /etc/init.d/ scripts.
#		This file should be used to construct scripts for /etc/init.d.
#
#		Written by Miquel van Smoorenburg <miquels@cistron.nl>.
#		Modified for Debian GNU/Linux
#		by Ian Murdock <imurdock@gnu.ai.mit.edu>.
#
# Version:	@(#)skeleton  1.9.1  08-Apr-2002  miquels@cistron.nl
#

PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
DAEMON=/usr/sbin/cpufreqd
CPUFREQD_CONFFILE=/etc/cpufreqd.conf
NAME=cpufreqd
DESC="CPU Frequency daemon"

# abort if no executable exists
test -x $DAEMON || exit 0

#abort if no conffile exists
test -r $CPUFREQD_CONFFILE || exit 0

check_for_cpufreq_support() {
  # forget it if we're trying to start and no cpufreq found in kernel
  if !([ -d /sys/devices/system/cpu/cpu0/cpufreq ] || [ -f /proc/cpufreq ]) ; then
	  echo "$DESC: no cpufreq interface found. "
	  exit 0
  fi
}

check_for_pm_support() {
  # forget it if we're trying to start and no power management support is
  # included in kernel
  if !([ -d /proc/pmu ] || [ -f /proc/apm ] || [ -d /proc/acpi ]) ; then
	  echo "$DESC: no supported power management interface found. "
	  exit 0
  fi
}


set -e

case "$1" in
  start)
  check_for_cpufreq_support
  check_for_pm_support
	echo -n "Starting $DESC: $NAME"
	start-stop-daemon --start --oknodo --quiet --exec $DAEMON -- -f $CPUFREQD_CONFFILE
	echo "."
	;;
  stop)
	echo -n "Stopping $DESC: $NAME"
	start-stop-daemon --stop --oknodo --quiet --exec $DAEMON
	echo "."
	;;
  reload|force-reload)
  check_for_cpufreq_support
  check_for_pm_support
	echo -n "Reloading $DESC configuration..."
	start-stop-daemon --stop --oknodo --signal 1 --quiet --exec $DAEMON -- -f $CPUFREQD_CONFFILE
	echo "done."
  ;;
  restart)
	#
	#	If the "reload" option is implemented, move the "force-reload"
	#	option to the "reload" entry above. If not, "force-reload" is
	#	just the same as "restart".
	#
	echo -n "Restarting $DESC: $NAME"
	start-stop-daemon --stop --quiet --exec $DAEMON
  check_for_cpufreq_support
  check_for_pm_support
	sleep 1
	start-stop-daemon --start --quiet --exec $DAEMON -- -f $CPUFREQD_CONFFILE
	echo "."
	;;
  *)
	N=/etc/init.d/$NAME
	# echo "Usage: $N {start|stop|restart|reload|force-reload}" >&2
	echo "Usage: $N {start|stop|restart|force-reload}" >&2
	exit 1
	;;
esac

exit 0