#!/bin/sh
#
#
# PROVIDE: linux
# REQUIRE: kldxref zfs
# KEYWORD: nojail
. /etc/rc.subr
name="linux"
desc="Enable Linux ABI"
rcvar="linux_enable"
start_cmd="${name}_start"
stop_cmd=":"
linux_mount() {
local _fs _mount_point
_fs="$1"
_mount_point="$2"
shift 2
if ! mount | grep -q "^$_fs on $_mount_point ("; then
mkdir -p "$_mount_point"
mount "$@" -t "$_fs" "$_fs" "$_mount_point"
fi
}
linux_start()
{
local _emul_path _tmpdir
case `sysctl -n hw.machine_arch` in
aarch64)
load_kld -e 'linux64elf' linux64
;;
amd64)
load_kld -e 'linuxelf' linux
load_kld -e 'linux64elf' linux64
;;
i386)
load_kld -e 'linuxelf' linux
;;
esac
_emul_path="$(sysctl -n compat.linux.emul_path)"
if [ -x ${_emul_path}/sbin/ldconfigDisabled ]; then
_tmpdir=`mktemp -d -t linux-ldconfig`
${_emul_path}/sbin/ldconfig -C ${_tmpdir}/ld.so.cache
if ! cmp -s ${_tmpdir}/ld.so.cache ${_emul_path}/etc/ld.so.cache; then
cat ${_tmpdir}/ld.so.cache > ${_emul_path}/etc/ld.so.cache
fi
rm -rf ${_tmpdir}
fi
# Linux uses the pre-pts(4) tty naming scheme.
load_kld pty
# Explicitly load the filesystem modules; they are usually required,
# even with linux_mounts_enable="NO".
load_kld fdescfs
load_kld linprocfs
load_kld linsysfs
# Handle unbranded ELF executables by defaulting to ELFOSABI_LINUX.
if [ `sysctl -ni kern.elf64.fallback_brand` -eq "-1" ]; then
sysctl kern.elf64.fallback_brand=3 > /dev/null
fi
if [ `sysctl -ni kern.elf32.fallback_brand` -eq "-1" ]; then
sysctl kern.elf32.fallback_brand=3 > /dev/null
fi
if checkyesno linux_mounts_enable; then
linux_mount linprocfs "${_emul_path}/proc" -o nocover
linux_mount linsysfs "${_emul_path}/sys" -o nocover
linux_mount devfs "${_emul_path}/dev" -o nocover
linux_mount fdescfs "${_emul_path}/dev/fd" -o nocover,linrdlnk
linux_mount tmpfs "${_emul_path}/dev/shm" -o nocover,mode=1777
fi
}
load_rc_config $name
run_rc_command "$1"
plain