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#!/bin/sh
### BEGIN INIT INFO
# Provides: udev
# Required-Start: mountvirtfs
# Required-Stop:
# Default-Start: S
# Default-Stop:
# Short-Description: Start udevd, populate /dev and load drivers.
### END INIT INFO
export TZ=/etc/localtime
[ -d /sys/class ] || exit 1
[ -r /proc/mounts ] || exit 1
[ -x @UDEVD@ ] || exit 1
[ -f /etc/udev/udev.conf ] && . /etc/udev/udev.conf
[ -f /etc/default/rcS ] && . /etc/default/rcS
kill_udevd () {
pid=`pidof -x udevd`
[ -n "$pid" ] && kill $pid
}
make_static_nodes () {
[ -e /lib/modules/$(uname -r)/modules.devname ] || return 0
[ -x @KMOD@ ] || return 0
#output to /proc/self/fd/1 since /dev/stdout not created by udevd yet
@KMOD@ static-nodes --format=tmpfiles --output=/proc/self/fd/1 |
while read TTYPE TPATH TMODE TUSER TGROUP TAGE TARG; do
case "${TTYPE}" in
'd')
test -d "${TPATH}" || mkdir -p -m "${TMODE}" "${TPATH}"
;;
'c!')
if [ ! -c "${TPATH}" ]; then
old_ifs="${IFS}"
IFS=:
set -- ${TARG}
IFS="${old_ifs}"
mknod -m "${TMODE}" "${TPATH}" c "$@"
fi
;;
*)
echo "Unparseable line (${TTYPE} ${TPATH} ${TMODE} ${TUSER} ${TGROUP} ${TAGE} ${TARG})"
return 1
;;
esac
if [ "${TUSER}" != "-" ]; then
chown "${TUSER}" "${TPATH}"
fi
if [ "${TGROUP}" != "-" ]; then
chgrp "${TGROUP}" "${TPATH}"
fi
done
}
case "$1" in
start)
export ACTION=add
# propagate /dev from /sys
echo "Starting udev"
# Check for requireed devtmpfs before trying to start udev and
# mount a no-existant fs.
if ! grep -q devtmpfs /proc/filesystems
then
echo "Missing devtmpfs, which is required for udev to run";
echo "Halting..."
halt
fi
# mount the devtmpfs on /dev, if not already done
LANG=C awk '$2 == "/dev" && ($3 == "devtmpfs") { exit 1 }' /proc/mounts && {
mount -n -o mode=0755 -t devtmpfs none "/dev"
}
[ -e /dev/pts ] || mkdir -m 0755 /dev/pts
[ -e /dev/shm ] || mkdir -m 1777 /dev/shm
# the automount rule for udev needs /tmp directory available, as /tmp is a symlink
# to /var/tmp which in turn is a symlink to /var/volatile/tmp, we need to make sure
# /var/volatile/tmp directory to be available.
mkdir -m 1777 -p /var/volatile/tmp
# make_extra_nodes
kill_udevd > "/dev/null" 2>&1
make_static_nodes
# trigger the sorted events
[ -e /proc/sys/kernel/hotplug ] && printf '\0\n' >/proc/sys/kernel/hotplug
@UDEVD@ -d
udevadm control --env=STARTUP=1
if [ "$not_first_boot" != "" ];then
if [ "$PROBE_PLATFORM_BUS" != "yes" ]; then
PLATFORM_BUS_NOMATCH="--subsystem-nomatch=platform"
else
PLATFORM_BUS_NOMATCH=""
fi
udevadm trigger --action=add --subsystem-nomatch=tty --subsystem-nomatch=mem --subsystem-nomatch=vc --subsystem-nomatch=vtconsole --subsystem-nomatch=misc --subsystem-nomatch=dcon --subsystem-nomatch=pci_bus --subsystem-nomatch=graphics --subsystem-nomatch=backlight --subsystem-nomatch=video4linux $PLATFORM_BUS_NOMATCH
(udevadm settle --timeout=3; udevadm control --env=STARTUP=)&
else
udevadm trigger --action=add
udevadm settle
fi
;;
stop)
echo "Stopping udevd"
start-stop-daemon --stop --name udevd --quiet
;;
restart)
$0 stop
sleep 1
$0 start
;;
status)
pid=`pidof -x udevd`
if [ -n "$pid" ]; then
echo "udevd (pid $pid) is running ..."
else
echo "udevd is stopped"
fi
;;
*)
echo "Usage: $0 {start|stop|status|restart}"
exit 1
esac
exit 0
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