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authorgreg@kroah.com <greg@kroah.com>2004-01-10 01:02:44 -0800
committerGreg KH <gregkh@suse.de>2005-04-26 21:13:14 -0700
commit8240b4751473bbfed72e496e9fd36c3ccbf8d41d (patch)
tree80773ce2d481b71e978f1b9fb723d6e36013c456
parent512d781263b4f7791ba1e7adde89b813e6c8fdc1 (diff)
[PATCH] added init.d udev script for debian
Thanks to Mathieu Segaud <matt@minas-morgul.org> for the file.
-rw-r--r--etc/init.d/udev.debian113
1 files changed, 113 insertions, 0 deletions
diff --git a/etc/init.d/udev.debian b/etc/init.d/udev.debian
new file mode 100644
index 0000000000..cf7b0070ad
--- /dev/null
+++ b/etc/init.d/udev.debian
@@ -0,0 +1,113 @@
+#! /bin/bash
+#
+# random init script to setup /udev
+#
+# chkconfig: 2345 20 80
+# description: manage user-space device nodes in /udev
+#
+# 2003-12-23: - some tweaks to run silently on a debian system
+# 2003-12-30: - manage creation (and deletion) of /proc/self/fd->fd and
+# fd/[0,1,2]->std[in,out,err] links
+# - creation and deletion of /proc/kcore->core link
+# - creation and deletion of /proc/asound/oss/sndstat->sndstat link
+
+
+
+udev_dir=/udev
+sysfs_dir=/sys
+bin=/sbin/udev
+
+action () {
+ if test $2 ; then
+ echo $1
+ else
+ echo "Assertion $2 failed"
+ echo "Aborting"
+ exit 1
+ fi
+}
+
+run_udev () {
+ # handle block devices and their partitions
+ for i in ${sysfs_dir}/block/*; do
+ # add each drive
+ export DEVPATH=${i#${sysfs_dir}}
+ $bin block &
+
+ # add each partition, on each device
+ for j in $i/*; do
+ if [ -f $j/dev ]; then
+ export DEVPATH=${j#${sysfs_dir}}
+ $bin block &
+ fi
+ done
+ done
+ # all other device classes
+ for i in ${sysfs_dir}/class/*; do
+ for j in $i/*; do
+ if [ -f $j/dev ]; then
+ export DEVPATH=${j#${sysfs_dir}}
+ CLASS=`echo ${i#${sysfs_dir}} | \
+ cut --delimiter='/' --fields=3-`
+ $bin $CLASS &
+ fi
+ done
+ done
+}
+
+
+case "$1" in
+ start)
+ if [ ! -d $udev_dir ]; then
+ mkdir $udev_dir
+ fi
+ if [ ! -d $sysfs_dir ]; then
+ exit 1
+ fi
+ # propogate /udev from /sys - we only need this while we do not
+ # have initramfs and an early user-space with which to do early
+ # device bring up
+ action "Creating initial udev device nodes: " /bin/true
+ export ACTION=add
+ run_udev
+
+ # hack to create stdin node
+ cd /udev && ln -s /proc/self/fd fd
+ cd /udev && ln -s fd/0 stdin
+ cd /udev && ln -s fd/1 stdout
+ cd /udev && ln -s fd/2 stderr
+ cd /udev && ln -s /proc/kcore core
+ cd /udev && ln -s /proc/asound/oss/sndstat sndstat
+ ;;
+ stop)
+ # be careful
+ action "Removing udev device nodes: " /bin/true
+ export ACTION=remove
+ run_udev
+ rm -f /udev/sndstat
+ rm -f /udev/core
+ rm -f /udev/stderr
+ rm -f /udev/stdout
+ rm -f /udev/stdin
+ rm -f /udev/fd
+ ;;
+ status)
+ if [ -d $udev_dir ]; then
+ echo "the udev device node directory exists"
+ else
+ echo "the udev device node directory does not exist"
+ fi
+ ;;
+ restart)
+ $0 stop
+ $0 start
+ ;;
+ reload)
+ # nothing to do here
+ ;;
+ *)
+ echo "Usage: $0 {start|stop|status|restart}"
+ exit 1
+esac
+
+exit 0