etc/rc.d/devfs

   1 #!/bin/sh
   2 #
   3 # $FreeBSD$
   4 #
   5
   6 # PROVIDE: devfs
   7 # REQUIRE: mountcritremote
   8 # BEFORE:  SERVERS securelevel
   9 # KEYWORD: nojail
  10
  11 . /etc/rc.subr
  12
  13 name="devfs"
  14 start_cmd='devfs_start'
  15 stop_cmd=':'
  16
  17 devfs_start()
  18 {
  19         if [ -n "$devfs_system_ruleset" -o -n "$devfs_set_rulesets" ] ||
  20             checkyesno devfs_load_rulesets; then
  21                 devfs_init_rulesets
  22                 if [ -n "$devfs_system_ruleset" ]; then
  23                         devfs_set_ruleset $devfs_system_ruleset /dev
  24                         devfs_apply_ruleset $devfs_system_ruleset /dev
  25                 fi
  26                 if [ -n "$devfs_set_rulesets" ]; then
  27                         local _dir_set
  28                         local _dir
  29                         local _set
  30                         for _dir_set in $devfs_set_rulesets; do
  31                                 _dir=${_dir_set%=*}
  32                                 _set=${_dir_set#*=}
  33                                 devfs_set_ruleset $_set $_dir
  34                                 devfs_apply_ruleset $_set $_dir
  35                         done
  36                 fi
  37         fi
  38         read_devfs_conf
  39 }
  40
  41 read_devfs_conf()
  42 {
  43         if [ -r /etc/devfs.conf ]; then
  44                 cd /dev
  45                 while read action devicelist parameter; do
  46                         case "${action}" in
  47                         l*)     for device in ${devicelist}; do
  48                                         if [ ! -e ${parameter} ]; then
  49                                                 ln -fs ${device} ${parameter}
  50                                         fi
  51                                 done
  52                                 ;;
  53                         o*)     for device in ${devicelist}; do
  54                                         if [ -c ${device} ]; then
  55                                                 chown ${parameter} ${device}
  56                                         fi
  57                                 done
  58                                 ;;
  59                         p*)     for device in ${devicelist}; do
  60                                         if [ -c ${device} ]; then
  61                                                 chmod ${parameter} ${device}
  62                                         fi
  63                                 done
  64                                 ;;
  65                         esac
  66                 done < /etc/devfs.conf
  67         fi
  68 }
  69
  70 load_rc_config $name
  71 run_rc_command "$1"