1#!/bin/sh 2# Copyright (C) 2011, 2012 O.S. Systems Software LTDA. 3# Licensed on MIT 4 5udev_shutdown_hook_handler() { 6 status=$1 7 module=$2 8 if [ "$status" = "pre" ] && [ "$module" = "finish" ]; then 9 killall `basename $_UDEV_DAEMON` 2>/dev/null 10 fi 11} 12 13udev_daemon() { 14 OPTIONS="/sbin/udev/udevd /sbin/udevd /lib/udev/udevd /lib/systemd/systemd-udevd" 15 16 for o in $OPTIONS; do 17 if [ -x "$o" ]; then 18 echo $o 19 return 0 20 fi 21 done 22 23 return 1 24} 25 26_UDEV_DAEMON=`udev_daemon` 27 28udev_enabled() { 29 if [ -z "$_UDEV_DAEMON" ]; then 30 msg "WARNING: Cannot find the udev daemon; daemon will not be started in initramfs." 31 return 1 32 fi 33 34 return 0 35} 36 37udev_run() { 38 add_module_pre_hook "udev_shutdown_hook_handler" 39 40 mkdir -p /run 41 mkdir -p /var/run 42 43 $_UDEV_DAEMON --daemon 44 udevadm trigger --action=add 45 udevadm settle 46} 47