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