#!/bin/sh

. /etc/rc.config

size=$(stty size 2>/dev/null || echo 37 93)
export RIGHT=${RIGHT-$((${size#* }-10))}
export PATH=/sbin:/usr/sbin:/bin:/usr/bin

failed()
{
	touch /var/spool/failed
}

check_status()
{
	status=$?
	if [ -n "$1" ]; then
		status=$1
	elif [ -e /var/spool/failed ]; then
		status=1
	fi
	rm -f /var/spool/failed

	echo -en "\\033[1A\\033[${RIGHT}G"
	if [ $status = 0 ]; then
		echo -en "\\033[1;32mdone"
	else
		if [ -n "$2" ]; then
			echo -en "\\033[1;37m$2"
		else
			echo -en "\\033[1;31mfailed"
			touch /var/spool/error
		fi
	fi
	echo -e "\\033[0;39m"

	echo $(($(cat /var/spool/bootstep 2>/dev/null || echo 0) + 1)) > /var/spool/bootstep
	echo 0 > /var/spool/subbootstep
	show_bootstep
	
	return $status
}

show_step()
{
	subbootstep=$(($(cat /var/spool/subbootstep 2>/dev/null || echo 0) + 1))
	echo $subbootstep > /var/spool/subbootstep
	echo -n "$(echo '|/-\' | cut -b $(($subbootstep%4+1)))"
	show_bootstep
}

show_bootstep()
{
	bootstep=$(cat /var/spool/bootstep 2>/dev/null || echo 0)
	subbootstep=$(cat /var/spool/subbootstep 2>/dev/null || echo 0)
	if [ "$splash" = "silent" ]; then
		if [ -e /proc/splash ]; then
			echo "show $((65534 * $bootstep / ${BOOTSTEPS:-100} + ($subbootstep * 100)))" 2>/dev/null > /proc/splash
		else
			psplash-write "PROGRESS $((100 * $bootstep / ${BOOTSTEPS:-100} + ($subbootstep/6)))"
		fi
	fi
}

hide_splash()
{
	if [ -e /proc/splash ]; then
		if echo "verbose" 2>/dev/null >/proc/splash && test -z "$1"; then
			# scroll one page down
			yes "" | head -n $(stty -F /dev/tty1 size | cut -d ' ' -f 1) > /dev/tty1
			usleep 10000
		fi
	else
		psplash-write "QUIT"
	fi
}

show_splash()
{
	if [ "$splash" = "silent" ]; then
		if [ -e /proc/splash ]; then
			show_bootstep
			echo "silent" 2>/dev/null >/proc/splash
		else
			killall -q psplash
			psplash >/dev/null 2>&1 &
		fi
	fi
}

tr()
{
	export LC_ALL=$LANG
	export TEXTDOMAIN
	eval echo -en "$(gettext "$1")"
}

register_setting()
{
	name=$1
	value=$2
	description=$3
	
	if [ -z "`grep -e "^$name=" /etc/rc.config`" ]; then
		if [ -z "$registerSetting" ]; then
			echo >> /etc/rc.config
		fi
		if [ -n "$description" ]; then
			echo "# $description" >> /etc/rc.config
		fi
		echo "$name=\"$value\"" >> /etc/rc.config
		eval "$name=\"$value\""
	fi
	registerSetting=1
}

update_setting()
{
	name=$1
	value=$2
	description=$3

	register_setting "$name" "$value" "$description"
	sed -i "s|^$name=.*|$name=\"$value\"|g" /etc/rc.config
	eval "$name=\"$value\""
}

register_config()
{
	update_config "$1" "$2" "$3"
}

update_config()
{
	search=$1
	value=$2
	file=$3

	if grep -qs "$search" $file; then
		sed -i "s|.*\($search\).*|$value|g" $file
	else
		echo -e "$value" >> $file
	fi
}

remove_leftover() {
	# move from static /var/{run,lock} to /run
	if [[ ! -L /var/lock ]]; then
		rm -rf /var/lock
		ln -s /run/lock /var/lock
	fi
	if [[ ! -L /var/run ]]; then
		rm -rf /var/run
		ln -s /run /var/run
	fi
	if [[ ! -L /dev/shm ]]; then
		rm -rf /dev/shm
		ln -s /run/shm /dev/shm
	fi
}

make_dev() {
	# create some files
	test -e /dev/net || mkdir -m 755 /dev/net
	mknod -m 660 /dev/net/tun c 10 200
	mkdir -m 755 /run/lock
	mkdir -m 755 /run/shm
	remove_leftover
	touch /run/utmp
	chmod 664 /run/utmp
	chgrp utmp /run/utmp
#	module_init
	chown root:mail /var/mail
	chmod 2755 /var/mail
#	test -e /dev/pts || mkdir -m 755 /dev/pts
#	mount /dev/pts
}

module_init()
{
	# Load modules listed in /etc/modules
	grep '^[^#]' /etc/modules |	while read module args; do
	    [ "$module" ] || continue
	    modprobe $module $args || :
	done
}

udevd_restart()
{
	killall udevd 2>/dev/null
	module_init
	udevd --daemon 
	udevadm trigger --action=add --type=subsystems
	udevadm trigger --action=add --type=devices
	udevadm settle
}

register_application()
{
	/etc/applications/rc.register add "$1" "$2" "$3"
}

unregister_application()
{
	/etc/applications/rc.register del "$1" "$2" "$3"
}