Magellan Linux

Contents of /trunk/initscripts/busybox/rc/rc

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Revision 1789 - (show annotations) (download)
Mon Apr 2 11:27:25 2012 UTC (12 years ago) by niro
File size: 4797 byte(s)
-only mount /sys if not already mounted
1 #!/bin/sh
2 # $Header: /home/cvsd/magellan-cvs/magellan-src/busybox-initscripts/rc/rc,v 1.2 2008-12-22 22:09:27 niro Exp $
3
4 source /etc/conf.d/rc
5 source ${rc_functions}
6
7 # source kernel config if exists
8 [ -f /etc/conf.d/kernel ] && source /etc/conf.d/kernel
9
10 # get mage version
11 if [[ -f /etc/os-release ]]
12 then
13 MAGEVER="$(read_os_release version_id)"
14 elif [ -f /etc/mageversion ]
15 then
16 MAGEVER="$(< /etc/mageversion)"
17 else
18 MAGEVER="unkown"
19 fi
20
21 # source kernel config if exists
22 [ -f /etc/conf.d/kernel ] && source /etc/conf.d/kernel
23
24 # override devicemanager helper functions
25 if [[ ${RC_DEVICEMANAGER} = udev ]] && [[ -f ${rc_base}/init.d/udev ]]
26 then
27 source ${rc_base}/init.d/udev
28
29 elif [[ ${RC_DEVICEMANAGER} = mdev ]] && [[ -f ${rc_base}/init.d/mdev ]]
30 then
31 source ${rc_base}/init.d/mdev
32 fi
33
34 trap "" INT QUIT TSTP
35
36 [ "$1" != "" ] && runlevel=$1
37
38 if [[ $runlevel = sysinit ]]
39 then
40 rc_echo
41 rc_echo -e "${COLGREEN}Starting ${COLBLUE}MAGELLAN (v${MAGEVER}) ${COLGREEN}Linux${COLDEFAULT}"
42 rc_echo "Copyright 2001-2012 Niels Rogalla; http://magellan-linux.net"
43 rc_echo
44
45 # mount proc filesystem, needed for bootsplash;
46 # no use of '/etc/rc.d/init.d/mountproc' anymore
47 if [ ! -e /proc/mounts ]
48 then
49 rc_print "Mounting proc file system ..."
50 mount -n /proc
51 evaluate_retval
52 fi
53
54 # load bootsplash
55 splash "rc_init" "${runlevel}"
56
57 # set default verbose level for kernel messages
58 [ -z "${RC_VERBOSE_LEVEL}" ] && RC_VERBOSE_LEVEL=3
59 echo "${RC_VERBOSE_LEVEL}" > /proc/sys/kernel/printk
60
61 # mount sys file system before udev
62 if [ -d /sys ]
63 then
64 if [ ! -e /sys/kernel/notes ]
65 then
66 rc_print "Mounting sysfs file system ..."
67 mount -n -t sysfs sysfs /sys
68 evaluate_retval
69 fi
70 else
71 rc_echo -e ${COLRED}"Fatal: mountpoint /sys missing ..."
72 rc_echo -e ${COLYELLOW}"Please create the directory /sys (mkdir -p /sys)."
73 rc_echo -e ${COLYELLOW}"It's essential for a 2.6 kernel."
74 fi
75
76 # start device management
77 start_devicemanager
78
79 ## load devpts ##
80 # devfs/udev with 2.6 has no ptys, so devpts is also needed
81 # check if we really have devpts support
82 if kernel_supports_fs devpts
83 then
84 # /dev/pts maybe not exists.
85 # We only create this directory only if devfs was mounted,
86 # or it will fail as / is still mounted readonly
87 # udev has this dir already, only a sanity check for devfs
88 if [ ! -d "/dev/pts" -a -e "/dev/.devfsd" ] && is_fs_mounted devfs
89 then
90 mkdir -p /dev/pts &> /dev/null || \
91 rc_echo "Could not create /dev/pts !"
92 fi
93
94 # now mount devpts
95 if [ -d /dev/pts ]
96 then
97 rc_print "Mounting devpts at /dev/pts ..."
98 mount -n -t devpts -o gid=4,mode=0620 devpts /dev/pts
99 evaluate_retval
100 fi
101 else
102 # devpts is not supported, give a warning
103 rc_echo -e ${COLRED}"No devpts filesystem found ..."
104 rc_echo -e ${COLYELLOW}"Your Kernel doesn't support the devpts filesystem."
105 rc_echo -e ${COLYELLOW}"Devfs/Udev with a kernel-2.6.x needs devpts,"
106 rc_echo -e ${COLYELLOW}"or no pty's are available."
107 rc_echo -e ${COLYELLOW}"Please make sure that this is enabled in your kernel."
108 rc_echo
109 rc_echo -e ${COLYELLOW}"Press any key to continue ..."
110 read
111 fi
112 ## end devpts ##
113
114
115 ## load usbfs ##
116 if kernel_supports_fs usbfs
117 then
118 rc_print "Mounting usbfs at /proc/bus/usb ..."
119 mount -n -t usbfs usbfs /proc/bus/usb
120 evaluate_retval
121 fi
122 ## end usbfs ##
123
124 ## services state dir ##
125 rc_print "Mounting tmpfs at ${svcdir} ..."
126 mount -n -t tmpfs tmpfs "${svcdir}" -o rw,mode=0644,size="${svcsize}"k
127 evaluate_retval
128 fi
129
130 if [[ ${runlevel} = shutdown ]] || [[ ${runlevel} = reboot ]]
131 then
132 # load bootsplash
133 splash "rc_init" "${runlevel}"
134
135 # if requested save devices to a device tarball before halt
136 # only for kernels >=2.6 *and* udev
137 # make shure that udev is mounted but *not* devfs --> /dev/.devfsd
138 if [[ ${RC_DEVICE_TARBALL} = yes ]] && \
139 [ -e /dev/.udev -a ! -e /dev/.devfsd -a ! -e /.bootdev ]
140 then
141 rc_print "Saving /dev device nodes ..."
142 ( cd /dev; tar -jclpf "/tmp/devices-$$.tar.bz2" * &> /dev/null )
143 mv -f "/tmp/devices-$$.tar.bz2" /lib/udev/state/devices.tar.bz2
144 evaluate_retval
145 fi
146
147 # stop device management
148 stop_devicemanager
149
150 # run through all runlevel scripts
151 for i in $(ls -v ${rc_base}/rc${runlevel}.d/K* 2> /dev/null)
152 do
153 check_script_status
154 suffix=${i#${rc_base}/rc${runlevel}.d/K[0-9][0-9]}
155
156 ${i} stop
157 error_value=$?
158
159 if [[ ${error_value} != 0 ]]
160 then
161 print_error_msg
162 fi
163 done
164 fi
165
166 if [[ ${runlevel} = sysinit ]] || [[ ${runlevel} = boot ]]
167 then
168 for i in $( ls -v ${rc_base}/rc${runlevel}.d/S* 2> /dev/null)
169 do
170 suffix=${i#${rc_base}/rc${runlevel}.d/S[0-9][0-9]}
171 check_script_status
172
173 ${i} start
174 error_value=$?
175
176 if [[ ${error_value} != 0 ]]
177 then
178 print_error_msg
179 fi
180 done
181 fi
182
183 if [[ ${runlevel} = boot ]]
184 then
185 # exit bootsplash
186 splash "rc_exit" "${runlevel}"
187 fi