gentoo-overlay/sys-apps/busybox/files/mdev.initd

#!/sbin/openrc-run
# Copyright 1999-2015 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2

depend()
{
	provide dev
	need dev-mount sysfs
}

find_mdev()
{
	if [ -x /sbin/mdev ] ; then
		echo "/sbin/mdev"
	else
		echo "/bin/busybox mdev"
	fi
}

populate_mdev()
{
	ebegin "Populating /dev with existing devices with mdev -s"
	$(find_mdev) -s
	eend $?
	return 0
}

seed_dev()
{
	# copy over any persistent things
	if [ -d /lib/mdev/devices ] ; then
		cp -RPp /lib/mdev/devices/* /dev 2>/dev/null
	fi
}

start()
{
	seed_dev

	# Setup hotplugging (if possible)
	if [ -e /proc/sys/kernel/hotplug ] ; then
		ebegin "Setting up mdev as hotplug agent"
		echo $(find_mdev) > /proc/sys/kernel/hotplug
		eend 0
	fi

	if get_bootparam "nocoldplug" ; then
		ewarn "Skipping mdev coldplug as requested in kernel cmdline"
	else
		populate_mdev
	fi
}