[Lunar-commits] CVS: moonbase/filesys/udev/init.d udev,NONE,1.1

[Jaime Buffery]

Update of /var/cvs/lunar/moonbase/filesys/udev/init.d
In directory dbguin.lunar-linux.org:/tmp/cvs-serv16468/init.d

Added Files:
	udev 
Log Message:
adding our own initscript


--- NEW FILE: udev ---
#! /bin/bash
#
# udev	init script to setup /udev
#
# chkconfig: 2345 20 80
# description: manage user-space device nodes in /udev

# . /etc/rc.d/init.d/functions

. /etc/udev/udev.conf

prog=udev
sysfs_dir=/sys
bin=/sbin/udev
udevd=/sbin/udevd
udev_root=/udev

# **** Added by florin && nestu, 2004/03/05 ****

# if this subdir doesn't exist, create it
test -d /var/lock/subsys/ || mkdirhier /var/lock/subsys/

# originally in /etc/rc.d/init.d/functions, it has been changed
# and brought here
success() {
    
    RES_COL=60
    MOVE_TO_COL="echo -en \\033[${RES_COL}G"
    SETCOLOR_SUCCESS="echo -en \\033[1;32m"
    SETCOLOR_NORMAL="echo -en \\033[0;39m"

  [ "$BOOTUP" = "color" ] && $MOVE_TO_COL
  echo -n "[  "
  [ "$BOOTUP" = "color" ] && $SETCOLOR_SUCCESS
  echo -n $"OK"
  [ "$BOOTUP" = "color" ] && $SETCOLOR_NORMAL
  echo -n "  ]"
  echo -ne "\r"
  return 0
}

# **** end added by nestu && florin, 2004/03/05 ****


run_udev () {
	# handle block devices and their partitions
	for i in ${sysfs_dir}/block/*; do
		# add each drive
		export DEVPATH=${i#${sysfs_dir}}
		$bin block &

		# add each partition, on each device
		for j in $i/*; do
			if [ -f $j/dev ]; then
				export DEVPATH=${j#${sysfs_dir}}
				$bin block &
			fi
		done
	done
	# all other device classes
	for i in ${sysfs_dir}/class/*; do
		for j in $i/*; do
			if [ -f $j/dev ]; then
				export DEVPATH=${j#${sysfs_dir}}
				CLASS=`echo ${i#${sysfs_dir}} | \
					cut --delimiter='/' --fields=3-`
				$bin $CLASS &
			fi
		done
	done
	return 0
}

make_extra_nodes () {
	# there are a few things that sysfs does not export for us.
	# these things go here (and remember to remove them in 
	# remove_extra_nodes()
	#
	# Thanks to Gentoo for the initial list of these.
	ln -snf /proc/self/fd $udev_root/fd
	ln -snf /proc/self/fd/0 $udev_root/stdin
	ln -snf /proc/self/fd/1 $udev_root/stdout
	ln -snf /proc/self/fd/2 $udev_root/stderr
	ln -snf /proc/kcore $udev_root/core
	#ln -snf /proc/asound/oss/sndstat $udev_root/sndstat
}

remove_extra_nodes () {
	# get rid of the extra nodes created in make_extra_nodes()
	# **** changed by niki (added the if's), 20040305 ****
	if [ -e $udev_root/fd     ] ; then rm $udev_root/fd;     fi
	if [ -e $udev_root/stdin  ] ; then rm $udev_root/stdin;  fi
	if [ -e $udev_root/stdout ] ; then rm $udev_root/stdout; fi
	if [ -e $udev_root/stderr ] ; then rm $udev_root/stderr; fi
	if [ -e $udev_root/core   ] ; then rm $udev_root/core;   fi
	#rm $udev_root/sndstat
}

case "$1" in
  start)
	# don't use udev if sysfs is not mounted.
	if [ ! -d $sysfs_dir/block ]; then
		exit 1
	fi
	if [ ! -d $udev_root ]; then
		mkdir $udev_root
	fi

	# remove the database if it is there as we always want to start fresh
	if [ -f $udev_root/.udev.tdb ]; then
		rm -f $udev_root/.udev.tdb
	fi

	# propogate /udev from /sys - we only need this while we do not
	# have initramfs and an early user-space with which to do early
	# device bring up
	export ACTION=add
	echo -n $"Creating initial udev device nodes:"
	run_udev
	make_extra_nodes

	# We want to start udevd ourselves if it isn't already running.  This
	# lets udevd run at a sane nice level...
	$udevd &

	success /bin/true
	echo
	touch /var/lock/subsys/udev
	;;
  stop)
  	# be careful
	echo -n $"Removing udev device nodes: "
	export ACTION=remove
	run_udev 
	remove_extra_nodes
	success /bin/true
	echo
	rm -f /var/lock/subsys/udev
	;;
  status)
	if [ -f /var/lock/subsys/udev ]; then
		echo $"$prog has run"
		exit 0
	fi
	echo $"$prog is stopped"
	exit 3
	;;
  restart)
	$0 stop
	$0 start
	;;
  reload)
  	# nothing to do here
	;;
  *)
  	echo "Usage: $0 {start|stop|status|restart}"
	exit 1
esac

exit 0