Annotation of /trunk/busybox-initscripts/rc/rc

#!/bin/sh
# $Header: /home/cvsd/magellan-cvs/magellan-src/busybox-initscripts/rc/rc,v 1.2 2008-12-22 22:09:27 niro Exp $

source /etc/conf.d/rc
source ${rc_functions}

# source kernel config if exists
[ -f /etc/conf.d/kernel ] && source /etc/conf.d/kernel

# get mage version
MAGEVER="$(< /etc/mageversion)"

# source kernel config if exists
[ -f /etc/conf.d/kernel ] && source /etc/conf.d/kernel

# override devicemanager helper functions
if [[ ${RC_DEVICEMANAGER} = udev ]] && [[ -f ${rc_base}/init.d/udev ]]
then
	source ${rc_base}/init.d/udev

elif [[ ${RC_DEVICEMANAGER} = mdev ]] && [[ -f ${rc_base}/init.d/mdev ]]
then
	source ${rc_base}/init.d/mdev
fi

trap "" INT QUIT TSTP

[ "$1" != "" ] && runlevel=$1

if [[ $runlevel = sysinit ]]
then
	rc_echo
	rc_echo -e "${COLGREEN}Starting ${COLBLUE}MAGELLAN (v${MAGEVER}) ${COLGREEN}Linux${COLDEFAULT}"
	rc_echo "Copyright 2001-2011 Niels Rogalla; http://magellan-linux.net"
	rc_echo

	# mount proc filesystem, needed for bootsplash;
	# no use of '/etc/rc.d/init.d/mountproc' anymore
	if [ ! -e /proc/mounts ]
	then
		rc_print "Mounting proc file system ..."
		mount -n /proc
		evaluate_retval
	fi

	# load bootsplash
	splash "rc_init" "${runlevel}"

	# set default verbose level for kernel messages
	[ -z "${RC_VERBOSE_LEVEL}" ] && RC_VERBOSE_LEVEL=3
	echo "${RC_VERBOSE_LEVEL}" > /proc/sys/kernel/printk

	# mount sys file system before udev
	if [ -d /sys ]
	then
		rc_print "Mounting sysfs file system ..."
		mount -n -t sysfs sysfs /sys
		evaluate_retval
	else
		rc_echo -e ${COLORED}"Fatal: mountpoint /sys missing ..."
		rc_echo -e ${COLYELLOW}"Please create the directory /sys (mkdir -p /sys)."
		rc_echo -e ${COLYELLOW}"It's essential for a 2.6 kernel."
	fi

	# start device management
	start_devicemanager

	## load devpts ##
	# devfs/udev with 2.6 has no ptys, so devpts is also needed
	# check if we really have devpts support
	if kernel_supports_fs devpts
	then
		# /dev/pts maybe not exists.
		# We only create this directory only if devfs was mounted,
		# or it will fail as / is still mounted readonly
		# udev has this dir already, only a sanity check for devfs
		if [ ! -d "/dev/pts" -a -e "/dev/.devfsd" ] && is_fs_mounted devfs
		then
			mkdir -p /dev/pts &> /dev/null || \
				rc_echo "Could not create /dev/pts !"
		fi

		# now mount devpts
		if [ -d /dev/pts ]
		then
			rc_print "Mounting devpts at /dev/pts ..."
			mount -n -t devpts -o gid=4,mode=0620 devpts /dev/pts
			evaluate_retval
		fi
	else
		# devpts is not supported, give a warning
		rc_echo -e ${COLRED}"No devpts filesystem found ..."
		rc_echo -e ${COLYELLOW}"Your Kernel doesn't support the devpts filesystem."
		rc_echo -e ${COLYELLOW}"Devfs/Udev with a kernel-2.6.x needs devpts,"
		rc_echo -e ${COLYELLOW}"or no pty's are available."
		rc_echo -e ${COLYELLOW}"Please make sure that this is enabled in your kernel."
		rc_echo
		rc_echo -e ${COLYELLOW}"Press any key to continue ..."
		read
	fi
	## end devpts ##


	## load usbfs ##
	if kernel_supports_fs usbfs
	then
		rc_print "Mounting usbfs at /proc/bus/usb ..."
		mount -n -t usbfs usbfs /proc/bus/usb
		evaluate_retval
	fi
	## end usbfs ##

	## services state dir ##
	rc_print "Mounting tmpfs at ${svcdir} ..."
	mount -n -t tmpfs tmpfs "${svcdir}" -o rw,mode=0644,size="${svcsize}"k
	evaluate_retval
fi

if [[ ${runlevel} = shutdown ]] || [[ ${runlevel} = reboot ]]
then
	# load bootsplash
	splash "rc_init" "${runlevel}"

	# if requested save devices to a device tarball before halt
	# only for kernels >=2.6 *and* udev
	# make shure that udev is mounted but *not* devfs --> /dev/.devfsd
	if [[ ${RC_DEVICE_TARBALL} = yes ]] && \
		[ -e /dev/.udev -a ! -e /dev/.devfsd -a ! -e /.bootdev ]
	then
		rc_print "Saving /dev device nodes ..."
		( cd /dev; tar -jclpf "/tmp/devices-$$.tar.bz2" * &> /dev/null )
		mv -f "/tmp/devices-$$.tar.bz2" /lib/udev/state/devices.tar.bz2
		evaluate_retval
	fi

	# stop device management
	stop_devicemanager

	# run through all runlevel scripts
	for i in $(ls -v ${rc_base}/rc${runlevel}.d/K* 2> /dev/null)
	do
		check_script_status
		suffix=${i#${rc_base}/rc${runlevel}.d/K[0-9][0-9]}

		${i} stop
		error_value=$?

		if [[ ${error_value} != 0 ]]
		then
			print_error_msg
		fi
	done
fi

if [[ ${runlevel} = sysinit ]] || [[ ${runlevel} = boot ]]
then
	for i in $( ls -v ${rc_base}/rc${runlevel}.d/S* 2> /dev/null)
	do
		suffix=${i#${rc_base}/rc${runlevel}.d/S[0-9][0-9]}
		check_script_status

		${i} start
		error_value=$?

		if [[ ${error_value} != 0 ]]
		then
			print_error_msg
		fi
	done
fi

if [[ ${runlevel} = boot ]]
then
	# exit bootsplash
	splash "rc_exit" "${runlevel}"
fi
1	niro	724	#!/bin/sh
2	niro	783	# $Header: /home/cvsd/magellan-cvs/magellan-src/busybox-initscripts/rc/rc,v 1.2 2008-12-22 22:09:27 niro Exp $
3	niro	724
4			source /etc/conf.d/rc
5			source ${rc_functions}
6
7	niro	1171	# source kernel config if exists
8			[ -f /etc/conf.d/kernel ] && source /etc/conf.d/kernel
9	niro	724
10			# get mage version
11			MAGEVER="$(< /etc/mageversion)"
12
13	niro	1197	# source kernel config if exists
14			[ -f /etc/conf.d/kernel ] && source /etc/conf.d/kernel
15	niro	724
16	niro	1197	# override devicemanager helper functions
17			if [[ ${RC_DEVICEMANAGER} = udev ]] && [[ -f ${rc_base}/init.d/udev ]]
18			then
19			source ${rc_base}/init.d/udev
20	niro	724
21	niro	1197	elif [[ ${RC_DEVICEMANAGER} = mdev ]] && [[ -f ${rc_base}/init.d/mdev ]]
22	niro	724	then
23	niro	1197	source ${rc_base}/init.d/mdev
24	niro	724	fi
25
26	niro	1197	trap "" INT QUIT TSTP
27	niro	724
28	niro	1197	[ "$1" != "" ] && runlevel=$1
29
30	niro	724	if [[ $runlevel = sysinit ]]
31			then
32	niro	1168	rc_echo
33			rc_echo -e "${COLGREEN}Starting ${COLBLUE}MAGELLAN (v${MAGEVER}) ${COLGREEN}Linux${COLDEFAULT}"
34	niro	1197	rc_echo "Copyright 2001-2011 Niels Rogalla; http://magellan-linux.net"
35	niro	1168	rc_echo
36	niro	724
37			# mount proc filesystem, needed for bootsplash;
38			# no use of '/etc/rc.d/init.d/mountproc' anymore
39			if [ ! -e /proc/mounts ]
40			then
41	niro	1168	rc_print "Mounting proc file system ..."
42	niro	724	mount -n /proc
43			evaluate_retval
44			fi
45
46	niro	1168	# load bootsplash
47			splash "rc_init" "${runlevel}"
48
49	niro	724	# set default verbose level for kernel messages
50			[ -z "${RC_VERBOSE_LEVEL}" ] && RC_VERBOSE_LEVEL=3
51			echo "${RC_VERBOSE_LEVEL}" > /proc/sys/kernel/printk
52
53			# mount sys file system before udev
54			if [ -d /sys ]
55			then
56	niro	1168	rc_print "Mounting sysfs file system ..."
57	niro	724	mount -n -t sysfs sysfs /sys
58			evaluate_retval
59			else
60	niro	1168	rc_echo -e ${COLORED}"Fatal: mountpoint /sys missing ..."
61			rc_echo -e ${COLYELLOW}"Please create the directory /sys (mkdir -p /sys)."
62			rc_echo -e ${COLYELLOW}"It's essential for a 2.6 kernel."
63	niro	724	fi
64
65	niro	1171	# start device management
66	niro	1174	start_devicemanager
67	niro	724
68			## load devpts ##
69			# devfs/udev with 2.6 has no ptys, so devpts is also needed
70			# check if we really have devpts support
71			if kernel_supports_fs devpts
72			then
73			# /dev/pts maybe not exists.
74			# We only create this directory only if devfs was mounted,
75			# or it will fail as / is still mounted readonly
76			# udev has this dir already, only a sanity check for devfs
77			if [ ! -d "/dev/pts" -a -e "/dev/.devfsd" ] && is_fs_mounted devfs
78			then
79			mkdir -p /dev/pts &> /dev/null \|\| \
80	niro	1168	rc_echo "Could not create /dev/pts !"
81	niro	724	fi
82
83			# now mount devpts
84			if [ -d /dev/pts ]
85			then
86	niro	1168	rc_print "Mounting devpts at /dev/pts ..."
87	niro	724	mount -n -t devpts -o gid=4,mode=0620 devpts /dev/pts
88			evaluate_retval
89			fi
90			else
91			# devpts is not supported, give a warning
92	niro	1168	rc_echo -e ${COLRED}"No devpts filesystem found ..."
93			rc_echo -e ${COLYELLOW}"Your Kernel doesn't support the devpts filesystem."
94			rc_echo -e ${COLYELLOW}"Devfs/Udev with a kernel-2.6.x needs devpts,"
95			rc_echo -e ${COLYELLOW}"or no pty's are available."
96			rc_echo -e ${COLYELLOW}"Please make sure that this is enabled in your kernel."
97			rc_echo
98			rc_echo -e ${COLYELLOW}"Press any key to continue ..."
99	niro	724	read
100			fi
101			## end devpts ##
102
103
104			## load usbfs ##
105			if kernel_supports_fs usbfs
106			then
107	niro	1168	rc_print "Mounting usbfs at /proc/bus/usb ..."
108	niro	724	mount -n -t usbfs usbfs /proc/bus/usb
109			evaluate_retval
110			fi
111			## end usbfs ##
112
113			## services state dir ##
114	niro	1168	rc_print "Mounting tmpfs at ${svcdir} ..."
115	niro	724	mount -n -t tmpfs tmpfs "${svcdir}" -o rw,mode=0644,size="${svcsize}"k
116			evaluate_retval
117			fi
118
119			if [[ ${runlevel} = shutdown ]] \|\| [[ ${runlevel} = reboot ]]
120			then
121			# load bootsplash
122			splash "rc_init" "${runlevel}"
123
124			# if requested save devices to a device tarball before halt
125			# only for kernels >=2.6 and udev
126			# make shure that udev is mounted but not devfs --> /dev/.devfsd
127			if [[ ${RC_DEVICE_TARBALL} = yes ]] && \
128			[ -e /dev/.udev -a ! -e /dev/.devfsd -a ! -e /.bootdev ]
129			then
130	niro	1168	rc_print "Saving /dev device nodes ..."
131	niro	724	( cd /dev; tar -jclpf "/tmp/devices-$$.tar.bz2" * &> /dev/null )
132			mv -f "/tmp/devices-$$.tar.bz2" /lib/udev/state/devices.tar.bz2
133			evaluate_retval
134			fi
135
136	niro	1171	# stop device management
137			stop_devicemanager
138	niro	975
139	niro	724	# run through all runlevel scripts
140			for i in $(ls -v ${rc_base}/rc${runlevel}.d/K* 2> /dev/null)
141			do
142			check_script_status
143			suffix=${i#${rc_base}/rc${runlevel}.d/K[0-9][0-9]}
144
145			${i} stop
146			error_value=$?
147
148			if [[ ${error_value} != 0 ]]
149			then
150			print_error_msg
151			fi
152			done
153			fi
154
155			if [[ ${runlevel} = sysinit ]] \|\| [[ ${runlevel} = boot ]]
156			then
157			for i in $( ls -v ${rc_base}/rc${runlevel}.d/S* 2> /dev/null)
158			do
159			suffix=${i#${rc_base}/rc${runlevel}.d/S[0-9][0-9]}
160			check_script_status
161
162			${i} start
163			error_value=$?
164
165			if [[ ${error_value} != 0 ]]
166			then
167			print_error_msg
168			fi
169			done
170			fi
171	niro	1168
172			if [[ ${runlevel} = boot ]]
173			then
174			# exit bootsplash
175			splash "rc_exit" "${runlevel}"
176			fi