Patrick Williams | c124f4f | 2015-09-15 14:41:29 -0500 | [diff] [blame] | 1 | #!/bin/sh |
| 2 | # Copyright (C) 2011, 2012 O.S. Systems Software LTDA. |
| 3 | # Licensed on MIT |
| 4 | |
| 5 | udev_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 | |
| 13 | udev_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 $o |
| 19 | return 0 |
| 20 | fi |
| 21 | done |
| 22 | |
| 23 | return 1 |
| 24 | } |
| 25 | |
| 26 | _UDEV_DAEMON=`udev_daemon` |
| 27 | |
| 28 | udev_enabled() { |
| 29 | if [ -z "$_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 | |
| 37 | udev_run() { |
| 38 | add_module_pre_hook "udev_shutdown_hook_handler" |
| 39 | |
| 40 | mkdir -p /run |
| 41 | |
| 42 | $_UDEV_DAEMON --daemon |
| 43 | udevadm trigger --action=add |
| 44 | udevadm settle |
| 45 | } |