root/lm-sensors/branches/lm-sensors-3.0.0/prog/init/lm_sensors.init @ 4379

#!/bin/sh
#
# chkconfig: 2345 26 74
# description: sensors is used for monitoring motherboard sensor values.
# config: /etc/sysconfig/lm_sensors
#
#    This program is free software; you can redistribute it and/or modify
#    it under the terms of the GNU General Public License as published by
#    the Free Software Foundation; either version 2 of the License, or
#    (at your option) any later version.
#
#    This program is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU General Public License for more details.
#
#    You should have received a copy of the GNU General Public License
#    along with this program; if not, write to the Free Software
#    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

# See also the lm_sensors homepage at:
#     http://www.lm-sensors.org

# It uses a config file /etc/sysconfig/lm_sensors that contains the modules
# to be loaded/unloaded. That file is sourced into this one.

# The format of that file a shell script that simply defines the modules 
# in order as normal shell variables with the special names:
#    MODULE_1, MODULE_2, MODULE_3, etc.

if grep -q sysfs /proc/mounts; then
        WITHSYS=1
else
        WITHSYS=0
fi

if [ $WITHSYS == "0" ]; then
        # If sensors isn't supported by the kernel, try loading the module...
        [ -e /proc/sys/dev/sensors ] || /sbin/modprobe i2c-proc >/dev/null 2>&1

        # Don't bother if /proc/sensors still doesn't exist, kernel doesn't have
        # support for sensors.
        [ -e /proc/sys/dev/sensors ] || exit 0

        # If sensors was not already running, unload the module...
        [ -e /var/lock/subsys/lm_sensors ] || /sbin/modprobe -r i2c-proc >/dev/null 2>&1
fi

CONFIG=/etc/sysconfig/lm_sensors
[ -r "$CONFIG" ] || exit 0
grep '^MODULE_' $CONFIG >/dev/null 2>&1 || exit 0

# Load config file
. "$CONFIG"

PSENSORS=/usr/local/bin/sensors

if [ ! -x $PSENSORS ]; then
        PSENSORS=/usr/bin/sensors
fi

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

RETVAL=0
prog="lm_sensors"

start() {
        echo -n "Starting $prog: loading module "

        modules=`grep \^MODULE_ $CONFIG | wc -l | tr -d ' '`
        i=0
        while [ $i -lt $modules ] ; do
                module=`eval echo '$'MODULE_$i`
                echo -n "${module} "
                /sbin/modprobe $module >/dev/null 2>&1
                i=`expr $i + 1`
        done
        $PSENSORS -s

        RETVAL=$?
        if [ $RETVAL -eq 0 ] && touch /var/lock/subsys/lm_sensors ; then
                echo_success
                echo
        else
                echo_failure
                echo
        fi
}

stop() {
        echo -n "Stopping $prog: "

        modules=`grep \^MODULE_ $CONFIG | wc -l | tr -d ' '`
        i=`expr $modules`
        while [ $i -ge 0 ] ; do
                module=`eval echo '$'MODULE_$i`
                /sbin/modprobe -r $module >/dev/null 2>&1
                i=`expr $i - 1`
        done

        if [ $WITHSYS == "0" ]; then
                /sbin/modprobe -r i2c-proc >/dev/null 2>&1
        fi

        RETVAL=$?
        if [ $RETVAL -eq 0 ] && rm -f /var/lock/subsys/lm_sensors ; then
                echo_success
                echo
        else
                echo_failure
                echo
        fi
}

dostatus() {
        $PSENSORS
        RETVAL=$?
}

restart() {
        stop
        start
        RETVAL=$?
}

condrestart() {
        [ -e /var/lock/subsys/lm_sensors ] && restart || :
}

# See how we were called.
case "$1" in
  start)
        start
        ;;
  stop)
        stop
        ;;
  status)
        dostatus
        ;;
  restart|reload)
        restart
        ;;
  condrestart)
        condrestart
        ;;
  *)
        echo "Usage: $0 {start|stop|status|restart|reload|condrestart}"
        exit 1
esac

exit $RETVAL