rc.6

#!/bin/sh
#
# rc.6/rc.0: Reboot or shutdown system.
#

# Set the path.
PATH=/bin:/usr/bin:/sbin:/usr/sbin

# Set linefeed mode to avoid staircase effect.
stty onlcr

# Find out how we were called.
case "$0" in
*0)
  action=shutdown
  message="The system is halted."
  command="halt -p"
  ;;
*6)
  action=reboot
  message="Rebooting."
  command="reboot"
  ;;
*)
  echo "$0: call me as \"rc.0\" or \"rc.6\" please!"
  exit 1
  ;;
esac

# Tell the viewers what's going to happen...
echo "Running $action script..."

# Run the shutdown scripts in /etc/rc.d/init.d.
INITDANY=""
if [ -d /etc/rc.d/init.d ] ; then
  EXCLUDELIST=""
  for i in /etc/rc.d/rc.* ; do
    if [ -h $i -a -f $i ] ; then
      EXCLUDE=`ls -l $i | sed -n 's@.*init\.d/@@p'`
      [ -n "$EXCLUDE" ] && EXCLUDELIST="$EXCLUDELIST -e $EXCLUDE"
    fi
  done
  INITDLIST=`ls /etc/rc.d/init.d`
  [ -n "$EXCLUDELIST" ] && INITDLIST=`grep <<< "$INITDLIST" -v $EXCLUDELIST`
  for i in $INITDLIST ; do
    if [ -x /etc/rc.d/init.d/$i ] ; then
      if [ -z "$INITDANY" ] ; then
        echo "Stopping services in /etc/rc.d/init.d:"
        INITDANY=y
      fi
      MESSAGES=`/etc/rc.d/init.d/$i stop 2>&1`
      if [ -z "$MESSAGES" ] ; then
        echo "Stopping $i..."
      else
        echo "$MESSAGES"
      fi
    fi
  done
fi

echo "Stopping services:"

if [ -x /usr/sbin/alsactl -a -d /proc/asound ] ; then
  echo "Saving ALSA sound mixer..."
  alsactl store
fi

# Kill all processes.
# INIT is supposed to handle this entirely now, but this didn't always
# work correctly without this second pass at killing off the processes.
# Since INIT already notified the user that processes were being killed,
# we'll avoid echoing this info this time around.

# shutdown did not already kill all processes
if [ "$1" != "fast" ] ; then
  killall5 -15
  killall5 -9
fi

# Try to turn off quota and accounting.
if [ -x /usr/sbin/quotaoff ] ; then
  echo "Turning off quota..."
  quotaoff -a
fi
if [ -x /sbin/accton ] ; then
  echo "Turning off accounting..."
  accton
fi

# Before unmounting file systems write a reboot or halt record to wtmp.
$command -w

# Save localtime.
if [ ! -h /etc/localtime -a -f /usr/share/zoneinfo/localtime ] ; then
  echo "Saving localtime..."
  cp /usr/share/zoneinfo/localtime /etc
fi

# Unmount any remote filesystems.
if [ -n "`mount -anfv -t nfs 2> /dev/null`" ] ; then
  echo "Unmounting remote filesystems..."
  umount -a -t nfs
fi

# Turn off swap, then unmount local file systems.
echo "Turning off swap..."
swapoff -a
echo "Unmounting local file systems..."
# Don't remount UMSDOS root volumes.
if [ "`mount | head -n1 | cut -d' ' -f5`" == "umsdos" ] ; then
  umount -a -t nonfs,tmpfs,umsdos
else
  umount -a -t nonfs,tmpfs
  echo "Remounting root filesystem read-only..."
  mount -n -o remount,ro /
fi
# This never hurts.
sync

# See if this is a powerfail situation.
if [ -x /sbin/powerd -a -f /etc/power_is_failing ] ; then
  echo "Turning off UPS, bye."
  powerd -q
  exit 1
fi

# Now halt or reboot.
echo "$message"
if [ -f /fastboot ] ; then
  echo "On the next boot, fsck will be skipped."
fi
$command -f