bootscripts/contrib/rlv/rc

   1 #!/bin/sh
   2 # Begin $rc_base/init.d/rc - Main Run Level Control Script
   3
   4 # Based on rc script from LFS-3.1 and earlier.
   5 # Rewritten by Gerard Beekmans - gerard@linuxfromscratch.org
   6 #
   7 # Modified to use variables below, instead of rc*.d directories with
   8 # symbolic links by Neven Has - haski@sezampro.yu
   9
  10
  11 # Additional user scripts, not part of the base LFS.
  12
  13 # Run level: 3
  14 ADD[3]=""
  15
  16 # Run level: sysinit
  17 ADD[7]=""
  18
  19
  20 # Run level: 0
  21  STOP[0]="${ADD[3]} ${ADD[7]} sysklogd sendsignals mountfs swap localnet halt"
  22 START[0]=""
  23
  24 # Run level: 1
  25  STOP[1]="sysklogd"
  26 START[1]=""
  27
  28 # Run level: 2
  29  STOP[2]=""
  30 START[2]="sysklogd"
  31
  32 # Run level: 3
  33  STOP[3]=""
  34 START[3]="sysklogd ${ADD[3]}"
  35
  36 # Run level: 4
  37  STOP[4]=""
  38 START[4]="sysklogd"
  39
  40 # Run level: 5
  41  STOP[5]=""
  42 START[5]="sysklogd"
  43
  44 # Run level: 6
  45  STOP[6]="${ADD[3]} ${ADD[7]} sysklogd sendsignals mountfs swap localnet reboot"
  46 START[6]=""
  47
  48 # Run level: sysinit
  49  STOP[7]=""
  50 START[7]="swap mountproc checkfs mountfs cleanfs setclock loadkeys localnet \
  51           ${ADD[7]}"
  52
  53
  54 # There is probably a much better way to do this.
  55 should_skip() {
  56         for i in $2 ; do if [ $i = $1 ] ; then return 1 ; fi ; done
  57         return 0
  58 }
  59
  60 source /etc/sysconfig/rc
  61 source $rc_functions
  62
  63 trap "" INT QUIT TSTP
  64
  65 [ "$1" != "" ] && runlevel=$1
  66
  67 if [ "$runlevel" = "" ]
  68 then
  69         echo "Usage: $0 <runlevel>" >&2
  70         exit 1
  71
  72 elif [ $runlevel = sysinit ]
  73 then
  74         runlevel=7
  75 fi
  76
  77 previous=$PREVLEVEL
  78 [ "$previous" = "" ] && previous=N
  79
  80 if [ "$previous" != "N" ]
  81 then
  82         for i in ${STOP[$runlevel]}
  83         do
  84                 script=$rc_base/init.d/$i
  85
  86                 # check_script_status
  87                 if [ ! -x $script ]
  88                 then
  89                         echo "$script is not executable, skipping"
  90                         continue
  91                 fi
  92
  93                 if [ "$runlevel" != "0" ] && [ "$runlevel" != "6" ]
  94                 then
  95                         if [ should_skip $i ${START[$previous]} ] ||
  96                            [ should_skip $i ${START[7]} ]
  97                         then
  98                                 $WARNING
  99                                 echo "$i can't be executed because it was"
 100                                 echo "not started in the previous runlevel ($previous)"
 101                                 $NORMAL
 102                                 continue
 103                         fi
 104                 fi
 105
 106                 $script stop
 107                 error_value=$?
 108
 109                 if [ "$error_value" != "0" ]
 110                 then
 111                         print_error_msg
 112                 fi
 113         done
 114 fi
 115
 116 for i in ${START[$runlevel]}
 117 do
 118         script=$rc_base/init.d/$i
 119
 120         if [ "$previous" != "N" ]
 121         then
 122                 if [ should_skip $i ${START[$previous]} ] ||
 123                    [ should_skip $i ${STOP[$runlevel]} ]
 124                 then
 125                         continue
 126                 fi
 127         fi
 128
 129         # check_script_status
 130         if [ ! -x $script ]
 131         then
 132                 echo "$script is not executable, skipping"
 133                 continue
 134         fi
 135
 136         $script start
 137         error_value=$?
 138
 139         if [ "$error_value" != "0" ]
 140         then
 141                 print_error_msg
 142         fi
 143 done
 144
 145 # End $rc_base/init.d/rc
 146