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authorgreg@kroah.com <greg@kroah.com>2004-02-17 18:34:23 -0800
committerGreg KH <gregkh@suse.de>2005-04-26 21:32:28 -0700
commit20f86361f48da48b08e1b73b04e22ea098f64e72 (patch)
tree82759119bb0c75485ee30bbe61636b0672f779ea /etc
parent7dae391fd66d200febfd078c055fae3dfb5cb7c7 (diff)
[PATCH] update the red hat init script to handle nodes that are not present
Thanks to Gentoo for the list of these files.
Diffstat (limited to 'etc')
-rw-r--r--etc/init.d/udev34
1 files changed, 31 insertions, 3 deletions
diff --git a/etc/init.d/udev b/etc/init.d/udev
index 69c1bab74e..3f1430271b 100644
--- a/etc/init.d/udev
+++ b/etc/init.d/udev
@@ -1,6 +1,6 @@
#! /bin/bash
#
-# random init script to setup /udev
+# udev init script to setup /udev
#
# chkconfig: 2345 20 80
# description: manage user-space device nodes in /udev
@@ -12,6 +12,7 @@
prog=udev
sysfs_dir=/sys
bin=/sbin/udev
+udev_root=/udev
run_udev () {
# handle block devices and their partitions
@@ -42,9 +43,34 @@ run_udev () {
return 0
}
+make_extra_nodes () {
+ # there are a few things that sysfs does not export for us.
+ # these things go here (and remember to remove them in
+ # remove_extra_nodes()
+ #
+ # Thanks to Gentoo for the initial list of these.
+ ln -snf /proc/self/fd $udev_root/fd
+ ln -snf /proc/self/fd/0 $udev_root/stdin
+ ln -snf /proc/self/fd/1 $udev_root/stdout
+ ln -snf /proc/self/fd/2 $udev_root/stderr
+ ln -snf /proc/kcore $udev_root/core
+ #ln -snf /proc/asound/oss/sndstat $udev_root/sndstat
+}
+
+remove_extra_nodes () {
+ # get rid of the extra nodes created in make_extra_nodes()
+ rm $udev_root/fd
+ rm $udev_root/stdin
+ rm $udev_root/stdout
+ rm $udev_root/stderr
+ rm $udev_root/core
+ #rm $udev_root/sndstat
+}
+
case "$1" in
start)
- if [ ! -d $sysfs_dir ]; then
+ # don't use udev if sysfs is not mounted.
+ if [ ! -d $sysfs_dir/block ]; then
exit 1
fi
if [ ! -d $udev_root ]; then
@@ -61,7 +87,8 @@ case "$1" in
# device bring up
export ACTION=add
echo -n $"Creating initial udev device nodes:"
- run_udev
+ run_udev
+ make_extra_nodes
success /bin/true
echo
touch /var/lock/subsys/udev
@@ -71,6 +98,7 @@ case "$1" in
echo -n $"Removing udev device nodes: "
export ACTION=remove
run_udev
+ remove_extra_nodes
success /bin/true
echo
rm -f /var/lock/subsys/udev