libexec/rc/rc.d/linux

   1 #!/bin/sh
   2 #
   3 # $FreeBSD$
   4 #
   5
   6 # PROVIDE: linux
   7 # REQUIRE: archdep
   8 # KEYWORD: nojail
   9
  10 . /etc/rc.subr
  11
  12 name="linux"
  13 desc="Enable Linux ABI"
  14 rcvar="linux_enable"
  15 start_cmd="${name}_start"
  16 stop_cmd=":"
  17
  18 linux_start()
  19 {
  20         local _emul_path _tmpdir
  21         _emul_path="$(sysctl -n compat.linux.emul_path)"
  22
  23         load_kld -e 'linux(aout|elf)' linux
  24         case `sysctl -n hw.machine_arch` in
  25         amd64)
  26                 load_kld -e 'linux64elf' linux64
  27                 ;;
  28         esac
  29         if [ -x ${_emul_path}/sbin/ldconfigDisabled ]; then
  30                 _tmpdir=`mktemp -d -t linux-ldconfig`
  31                 ${_emul_path}/sbin/ldconfig -C ${_tmpdir}/ld.so.cache
  32                 if ! cmp -s ${_tmpdir}/ld.so.cache ${_emul_path}/etc/ld.so.cache; then
  33                         cat ${_tmpdir}/ld.so.cache > ${_emul_path}/etc/ld.so.cache
  34                 fi
  35                 rm -rf ${_tmpdir}
  36         fi
  37
  38         # Linux uses the pre-pts(4) tty naming scheme.
  39         load_kld pty
  40
  41         # Handle unbranded ELF executables by defaulting to ELFOSABI_LINUX.
  42         if [ `sysctl -ni kern.elf64.fallback_brand` -eq "-1" ]; then
  43                 sysctl kern.elf64.fallback_brand=3 > /dev/null
  44         fi
  45
  46         if [ `sysctl -ni kern.elf32.fallback_brand` -eq "-1" ]; then
  47                 sysctl kern.elf32.fallback_brand=3 > /dev/null
  48         fi
  49
  50         if checkyesno linux_mounts_enable; then
  51                 mount -o nocover -t linprocfs linprocfs "${_emul_path}/proc"
  52                 mount -o nocover -t linsysfs linsysfs "${_emul_path}/sys"
  53                 mount -o nocover -t devfs devfs "${_emul_path}/dev"
  54                 mount -o nocover,linrdlnk -t fdescfs fdescfs "${_emul_path}/dev/fd"
  55                 mount -o nocover,mode=1777 -t tmpfs tmpfs "${_emul_path}/dev/shm"
  56         fi
  57 }
  58
  59 load_rc_config $name
  60 run_rc_command "$1"