bug_ebuild/gentoo/sys-fs/devfsd/files/devfsd.conf

# Sample /etc/devfsd.conf configuration file.
# Richard Gooch  <rgooch@atnf.csiro.au>		17-FEB-2002
#
# The Gentoo Linux Team - http://www.gentoo.org/
#     - Many fixes, etc
#

# Enable full compatibility mode for old device names. You may comment these
# out if you don't use the old device names. Make sure you know what you're
# doing!
REGISTER        .*           MKOLDCOMPAT
UNREGISTER      .*           RMOLDCOMPAT

# You may comment out the above and uncomment the following if you've
# configured your system to use the original "new" devfs names or the really
# new names
#REGISTER       ^vc/.*       MKOLDCOMPAT
#UNREGISTER     ^vc/.*       RMOLDCOMPAT
#REGISTER       ^pty/.*      MKOLDCOMPAT
#UNREGISTER     ^pty/.*      RMOLDCOMPAT
#REGISTER       ^misc        MKOLDCOMPAT
#UNREGISTER     ^misc        RMOLDCOMPAT

# You may comment these out if you don't use the original "new" names
REGISTER        .*           MKNEWCOMPAT
UNREGISTER      .*           RMNEWCOMPAT

# Enable module autoloading. You may comment this out if you don't use
# autoloading
LOOKUP          .*           MODLOAD

# Uncomment the following if you want to set the group to "tty" for the
# pseudo-tty devices. This is necessary so that mesg(1) can later be used to
# enable/disable talk requests and wall(1) messages.
REGISTER        ^pty/s.*     PERMISSIONS -1.tty  0600
REGISTER        ^pts/.*      PERMISSIONS -1.tty  0600

# Uncomment this if you want permissions to be saved and restored
# NB: Do NOT change the following!
# Do not do this for pseudo-terminal devices
REGISTER        ^pt[sy]/.*   IGNORE
CHANGE          ^pt[sy]/.*   IGNORE
CREATE          ^pt[sy]/.*   IGNORE
DELETE          ^pt[sy]      IGNORE
REGISTER        ^log         IGNORE
CHANGE          ^log         IGNORE
CREATE          ^log         IGNORE
DELETE          ^log         IGNORE
REGISTER        .*           COPY    /lib/dev-state/$devname $devpath
CHANGE          .*           COPY    $devpath /lib/dev-state/$devname
CREATE          .*           COPY    $devpath /lib/dev-state/$devname
DELETE          .*           CFUNCTION GLOBAL unlink /lib/dev-state/$devname
RESTORE         /lib/dev-state

# You can force default like this :
# PERMISSIONS owner_and_group access_mode

# ALSA/OSS stuff
# Comment/change these if you want to change the permissions on
# the audio devices
LOOKUP          snd          MODLOAD ACTION snd
LOOKUP          dsp          MODLOAD
LOOKUP          mixer        MODLOAD
LOOKUP          midi         MODLOAD
REGISTER        sound/.*     PERMISSIONS root.audio 660
REGISTER        snd/.*       PERMISSIONS root.audio 660

# Uncomment this to let PAM manage devfs
#REGISTER        .*           CFUNCTION /lib/security/pam_console_apply_devfsd.so pam_console_apply_single $devpath

# Autoload the sg module if generic scsi driver compiled as module.
#LOOKUP          ^sg$      MODLOAD ACTION sg

# Give the cdrom group access to /dev/sg0
REGISTER        ^scsi/host.*/bus.*/target.*/lun.*/generic    PERMISSIONS root.cdrom 660

# Give the cdrom group access to the cdrom devices
REGISTER        ^scsi/host.*/bus.*/target.*/lun.*/cd    PERMISSIONS root.cdrom 660
REGISTER        ^ide/host.*/bus.*/target.*/lun.*/cd    PERMISSIONS root.cdrom 660

# Give the floppy group access to the floppy devices
REGISTER        ^floppy/.*    PERMISSIONS root.floppy 660

# Give the usb group access to the usb devices
REGISTER        ^usb/.*    PERMISSIONS root.usb 660
REGISTER        ^tts/USB.*    PERMISSIONS root.usb 660
REGISTER        ^usb/tts/(.*)$  CFUNCTION GLOBAL mksymlink $devname ttyUSB\1
UNREGISTER      ^usb/tts/(.*)$  CFUNCTION GLOBAL unlink ttyUSB\1 

# Video devices
REGISTER        ^v4l/.*    PERMISSIONS root.video 660
REGISTER        ^dri/.*    PERMISSIONS root.video 660
REGISTER        ^nvidia.*    PERMISSIONS root.video 660

# General note for the following auto creation of symlinks:
#
#    If you change the device that the symlink points to,
#    you should also remove the symlink before restarting
#    devfsd

# Create /dev/cdrom for the first cdrom drive
LOOKUP          ^cdrom$          CFUNCTION GLOBAL mksymlink cdroms/cdrom0 cdrom
REGISTER        ^cdroms/cdrom0$   CFUNCTION GLOBAL mksymlink $devname cdrom
UNREGISTER      ^cdroms/cdrom0$   CFUNCTION GLOBAL unlink cdrom

# Create /dev/dvd for the second cdrom drive
# (change 'cdroms/cdrom1' to suite your setup)
# NOTE: We add the fully qualified path here, else some apps
#       have problems to resolve the true device (drip comes to mind)
#LOOKUP          ^dvd$           CFUNCTION GLOBAL mksymlink ${mntpnt}/cdroms/cdrom1 dvd
#REGISTER        ^cdroms/cdrom1$  CFUNCTION GLOBAL mksymlink ${devpath} dvd
#UNREGISTER      ^cdroms/cdrom1$  CFUNCTION GLOBAL unlink dvd

# Create /dev/cdrw for the first cdrom on the scsi bus
# (change 'sr0' to suite your setup)
#LOOKUP          ^cdrw$          CFUNCTION GLOBAL mksymlink sr0 cdrw
#REGISTER        ^sr0$           CFUNCTION GLOBAL mksymlink $devname cdrw
#UNREGISTER      ^sr0$           CFUNCTION GLOBAL unlink cdrw

# Create /dev/mouse
LOOKUP          ^mouse$          CFUNCTION GLOBAL mksymlink misc/psaux mouse
REGISTER        ^misc/psaux$     CFUNCTION GLOBAL mksymlink $devname mouse
UNREGISTER      ^misc/psaux$     CFUNCTION GLOBAL unlink mouse

# Manage USB mouse
REGISTER        ^input/mouse0$   CFUNCTION GLOBAL mksymlink $devname usbmouse
UNREGISTER      ^input/mouse0$   CFUNCTION GLOBAL unlink usbmouse
REGISTER        ^input/mice$     CFUNCTION GLOBAL mksymlink $devname usbmouse
UNREGISTER      ^input/mice$     CFUNCTION GLOBAL unlink usbmouse

# Create compatibility link for broken misc/net/tun driver
REGISTER        ^misc/net/tun$   CFUNCTION GLOBAL unlink net/tun
REGISTER        ^misc/net/tun$   CFUNCTION GLOBAL symlink /dev/$devname net/tun

# Support additional config installed by packages ...
INCLUDE /etc/devfs.d

# devfsd.conf ends here