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[PATCH] update RFC-dev.d docs due to DEVNODE to DEVNAME change

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greg@kroah.com 2004-04-01 01:02:53 -08:00 committed by Greg KH
parent 9b28a52a0a
commit 5cd749f342
1 changed files with 7 additions and 6 deletions
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13
docs/RFC-dev.d
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@ -12,16 +12,17 @@ the system due to a device being removed.
The directory tree under /etc/dev.d/ dictate which program is run first,
and when some programs will be run or not. The device naming program
calls the programs in the following order:
/etc/dev.d/DEVNODE/*.dev
/etc/dev.d/DEVNAME/*.dev
/etc/dev.d/SUBSYSTEM/*.dev
/etc/dev.d/default/*.dev
The .dev extension is needed to allow automatic package managers to
deposit backup files in these directories safely.
The DEVNODE name is the name of the /dev file that has been created.
This value, including the /dev path, will also be exported to userspace
in the DEVNODE environment variable.
The DEVNAME name is the name of the /dev file that has been created, or
for network devices, the name of the newly named network device. This
value, including the /dev path, will also be exported to userspace in
the DEVNAME environment variable.
The SUBSYSTEM name is the name of the sysfs subsystem that originally
generated the hotplug event that caused the device naming program to
@ -40,8 +41,8 @@ description of this
An equivalent shell script that would do this same kind of action would
be:
DIR="/etc/dev.d"
export DEVNODE="whatever_dev_name_udev_just_gave"
for I in "${DIR}/$DEVNODE/"*.dev "${DIR}/$1/"*.dev "${DIR}/default/"*.dev ; do
export DEVNAME="whatever_dev_name_udev_just_gave"
for I in "${DIR}/$DEVNAME/"*.dev "${DIR}/$1/"*.dev "${DIR}/default/"*.dev ; do
if [ -f $I ]; then $I $1 ; fi
done
exit 1;