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

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    Revision 1808 - (hide annotations) (download)
    Thu Apr 19 15:21:42 2012 UTC (12 years ago) by niro
    File size: 4945 byte(s) 
    -export runlevel variable so that every rc-script knows about the current runlevel
    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 ${rc_functions}
    6    
    7 niro 1171 # source kernel config if exists
    8     [ -f /etc/conf.d/kernel ] && source /etc/conf.d/kernel
    9 niro 724
    10     # get mage version
    11 niro 1774 if [[ -f /etc/os-release ]]
    12     then
    13     MAGEVER="$(read_os_release version_id)"
    14     elif [ -f /etc/mageversion ]
    15     then
    16     MAGEVER="$(< /etc/mageversion)"
    17     else
    18     MAGEVER="unkown"
    19     fi
    20 niro 724
    21 niro 1197 # source kernel config if exists
    22     [ -f /etc/conf.d/kernel ] && source /etc/conf.d/kernel
    23 niro 724
    24 niro 1197 # 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 niro 724
    29 niro 1197 elif [[ ${RC_DEVICEMANAGER} = mdev ]] && [[ -f ${rc_base}/init.d/mdev ]]
    30 niro 724 then
    31 niro 1197 source ${rc_base}/init.d/mdev
    32 niro 724 fi
    33    
    34 niro 1197 trap "" INT QUIT TSTP
    35 niro 724
    36 niro 1197 [ "$1" != "" ] && runlevel=$1
    37 niro 1808 # export runlevel variable to make it accessible for other rc-scripts
    38     export runlevel
    39 niro 1197
    40 niro 724 if [[ $runlevel = sysinit ]]
    41     then
    42 niro 1168 rc_echo
    43     rc_echo -e "${COLGREEN}Starting ${COLBLUE}MAGELLAN (v${MAGEVER}) ${COLGREEN}Linux${COLDEFAULT}"
    44 niro 1664 rc_echo "Copyright 2001-2012 Niels Rogalla; http://magellan-linux.net"
    45 niro 1168 rc_echo
    46 niro 724
    47     # mount proc filesystem, needed for bootsplash;
    48     # no use of '/etc/rc.d/init.d/mountproc' anymore
    49     if [ ! -e /proc/mounts ]
    50     then
    51 niro 1168 rc_print "Mounting proc file system ..."
    52 niro 724 mount -n /proc
    53     evaluate_retval
    54     fi
    55    
    56 niro 1168 # load bootsplash
    57     splash "rc_init" "${runlevel}"
    58    
    59 niro 724 # set default verbose level for kernel messages
    60     [ -z "${RC_VERBOSE_LEVEL}" ] && RC_VERBOSE_LEVEL=3
    61     echo "${RC_VERBOSE_LEVEL}" > /proc/sys/kernel/printk
    62    
    63     # mount sys file system before udev
    64     if [ -d /sys ]
    65     then
    66 niro 1789 if [ ! -e /sys/kernel/notes ]
    67     then
    68     rc_print "Mounting sysfs file system ..."
    69     mount -n -t sysfs sysfs /sys
    70     evaluate_retval
    71     fi
    72 niro 724 else
    73 niro 1788 rc_echo -e ${COLRED}"Fatal: mountpoint /sys missing ..."
    74 niro 1168 rc_echo -e ${COLYELLOW}"Please create the directory /sys (mkdir -p /sys)."
    75     rc_echo -e ${COLYELLOW}"It's essential for a 2.6 kernel."
    76 niro 724 fi
    77    
    78 niro 1171 # start device management
    79 niro 1174 start_devicemanager
    80 niro 724
    81     ## load devpts ##
    82     # devfs/udev with 2.6 has no ptys, so devpts is also needed
    83     # check if we really have devpts support
    84     if kernel_supports_fs devpts
    85     then
    86     # /dev/pts maybe not exists.
    87     # We only create this directory only if devfs was mounted,
    88     # or it will fail as / is still mounted readonly
    89     # udev has this dir already, only a sanity check for devfs
    90     if [ ! -d "/dev/pts" -a -e "/dev/.devfsd" ] && is_fs_mounted devfs
    91     then
    92     mkdir -p /dev/pts &> /dev/null || \
    93 niro 1168 rc_echo "Could not create /dev/pts !"
    94 niro 724 fi
    95    
    96     # now mount devpts
    97     if [ -d /dev/pts ]
    98     then
    99 niro 1168 rc_print "Mounting devpts at /dev/pts ..."
    100 niro 724 mount -n -t devpts -o gid=4,mode=0620 devpts /dev/pts
    101     evaluate_retval
    102     fi
    103     else
    104     # devpts is not supported, give a warning
    105 niro 1168 rc_echo -e ${COLRED}"No devpts filesystem found ..."
    106     rc_echo -e ${COLYELLOW}"Your Kernel doesn't support the devpts filesystem."
    107     rc_echo -e ${COLYELLOW}"Devfs/Udev with a kernel-2.6.x needs devpts,"
    108     rc_echo -e ${COLYELLOW}"or no pty's are available."
    109     rc_echo -e ${COLYELLOW}"Please make sure that this is enabled in your kernel."
    110     rc_echo
    111     rc_echo -e ${COLYELLOW}"Press any key to continue ..."
    112 niro 724 read
    113     fi
    114     ## end devpts ##
    115    
    116    
    117     ## load usbfs ##
    118     if kernel_supports_fs usbfs
    119     then
    120 niro 1168 rc_print "Mounting usbfs at /proc/bus/usb ..."
    121 niro 724 mount -n -t usbfs usbfs /proc/bus/usb
    122     evaluate_retval
    123     fi
    124     ## end usbfs ##
    125    
    126     ## services state dir ##
    127 niro 1168 rc_print "Mounting tmpfs at ${svcdir} ..."
    128 niro 724 mount -n -t tmpfs tmpfs "${svcdir}" -o rw,mode=0644,size="${svcsize}"k
    129     evaluate_retval
    130     fi
    131    
    132     if [[ ${runlevel} = shutdown ]] || [[ ${runlevel} = reboot ]]
    133     then
    134     # load bootsplash
    135     splash "rc_init" "${runlevel}"
    136    
    137     # if requested save devices to a device tarball before halt
    138     # only for kernels >=2.6 *and* udev
    139     # make shure that udev is mounted but *not* devfs --> /dev/.devfsd
    140     if [[ ${RC_DEVICE_TARBALL} = yes ]] && \
    141     [ -e /dev/.udev -a ! -e /dev/.devfsd -a ! -e /.bootdev ]
    142     then
    143 niro 1168 rc_print "Saving /dev device nodes ..."
    144 niro 724 ( cd /dev; tar -jclpf "/tmp/devices-$$.tar.bz2" * &> /dev/null )
    145     mv -f "/tmp/devices-$$.tar.bz2" /lib/udev/state/devices.tar.bz2
    146     evaluate_retval
    147     fi
    148    
    149 niro 1171 # stop device management
    150     stop_devicemanager
    151 niro 975
    152 niro 724 # run through all runlevel scripts
    153     for i in $(ls -v ${rc_base}/rc${runlevel}.d/K* 2> /dev/null)
    154     do
    155     check_script_status
    156     suffix=${i#${rc_base}/rc${runlevel}.d/K[0-9][0-9]}
    157    
    158     ${i} stop
    159     error_value=$?
    160    
    161     if [[ ${error_value} != 0 ]]
    162     then
    163     print_error_msg
    164     fi
    165     done
    166     fi
    167    
    168     if [[ ${runlevel} = sysinit ]] || [[ ${runlevel} = boot ]]
    169     then
    170     for i in $( ls -v ${rc_base}/rc${runlevel}.d/S* 2> /dev/null)
    171     do
    172     suffix=${i#${rc_base}/rc${runlevel}.d/S[0-9][0-9]}
    173     check_script_status
    174    
    175     ${i} start
    176     error_value=$?
    177    
    178     if [[ ${error_value} != 0 ]]
    179     then
    180     print_error_msg
    181     fi
    182     done
    183     fi
    184 niro 1168
    185 niro 1808 if [[ ${runlevel} = boot ]] || [[ ${runlevel} = shutdown ]] || [[ ${runlevel} = reboot ]]
    186 niro 1168 then
    187     # exit bootsplash
    188     splash "rc_exit" "${runlevel}"
    189     fi