Unbork udev.

BKrev: 41898272KJeryTLaS0L10yiizH1lqQ

2 files changed, 214 insertions, 0 deletions

diff --git a/udev/udev-042/init b/udev/udev-042/init
index e69de29bb2..4e31881274 100644
--- a/udev/udev-042/init
+++ b/udev/udev-042/init
@@ -0,0 +1,176 @@
+#!/bin/sh -e
+
+PATH="/usr/sbin:/usr/bin:/sbin:/bin"
+
+UDEVSTART=/sbin/udevstart
+
+# default maximum size of the /dev ramfs
+ramfs_size="1M"
+
+[ -x $UDEVSTART ] || exit 0
+
+. /etc/udev/udev.conf
+
+case "$(uname -r)" in
+  2.[012345].*)
+    echo "udev requires a kernel >= 2.6, not started."
+    exit 0
+    ;;
+esac
+
+if ! grep -q '[[:space:]]ramfs$' /proc/filesystems; then
+    echo "udev requires ramfs support, not started."
+    exit 0
+fi
+
+if [ ! -e /proc/sys/kernel/hotplug ]; then
+    echo "udev requires hotplug support, not started."
+    exit 0
+fi
+
+##############################################################################
+
+# we need to unmount /dev/pts/ and remount it later over the ramfs
+unmount_devpts() {
+  if mountpoint -q /dev/pts/; then
+    umount -l /dev/pts/
+  fi
+
+  if mountpoint -q /dev/shm/; then
+    umount -l /dev/shm/
+  fi
+}
+
+# mount a ramfs over /dev, if somebody did not already do it
+mount_ramfs() {
+  if grep -E -q "^[^[:space:]]+ /dev ramfs" /proc/mounts; then
+    return 0
+  fi
+
+  # /.dev is used by /sbin/MAKEDEV to access the real /dev directory.
+  # if you don't like this, remove /.dev/.
+  [ -d /.dev ] && mount --bind /dev /.dev
+
+  echo -n "Mounting a ramfs over /dev..."
+  mount -n -o size=$ramfs_size,mode=0755 -t ramfs none /dev
+  echo "done."
+}
+
+# I hate this hack.  -- Md
+make_extra_nodes() {
+  grep '^[^#]' /etc/udev/links.conf | \
+  while read type name arg1; do
+    [ "$type" -a "$name" -a ! -e "/dev/$name" -a ! -L "/dev/$name" ] ||continue
+    case "$type" in
+    L)
+      ln -s $arg1 /dev/$name
+      ;;
+    D)
+      mkdir -p /dev/$name
+      ;;
+    M)
+      mknod --mode=600 /dev/$name $arg1
+      ;;
+    *)
+      echo "unparseable line ($type $name $arg1)"
+      ;;
+    esac
+  done
+}
+
+##############################################################################
+
+if [ "$udev_root" != "/dev/" ]; then
+  echo "WARNING: udev_root != /dev/"
+
+case "$1" in
+  start)
+    if [ -e "$udev_root/.udev.tdb" ]; then
+      if mountpoint -q /dev/; then
+        echo "FATAL: udev is already active on $udev_root."
+        exit 1
+      else
+        echo "WARNING: .udev.tdb already exists on the old $udev_root!"
+      fi
+    fi
+    mount -n -o size=$ramfs_size,mode=0755 -t ramfs none $udev_root
+    echo -n "Creating initial device nodes..."
+    $UDEVSTART
+    echo "done."
+    ;;
+  stop)
+    start-stop-daemon --stop --exec /sbin/udevd --oknodo --quiet
+    echo -n "Unmounting $udev_root..."
+    # unmounting with -l should never fail
+    if umount -l $udev_root; then
+      echo "done."
+    else
+      echo "failed."
+    fi
+    ;;
+  restart|force-reload)
+    $0 stop
+    $0 start
+    ;;
+  *)
+    echo "Usage: /etc/init.d/udev {start|stop|restart|force-reload}"
+    exit 1
+    ;;
+esac
+
+  exit 0
+fi # udev_root != /dev/
+
+##############################################################################
+# When modifying this script, do not forget that between the time that
+# the new /dev has been mounted and udevstart has been run there will be
+# no /dev/null. This also means that you cannot use the "&" shell command.
+
+case "$1" in
+  start)
+    if [ -e "$udev_root/.udev.tdb" ]; then
+      if mountpoint -q /dev/; then
+        echo "FATAL: udev is already active on $udev_root."
+        exit 1
+      else
+        echo "WARNING: .udev.tdb already exists on the old $udev_root!"
+      fi
+    fi
+    unmount_devpts
+    mount_ramfs
+    ACTION=add
+    echo -n "Creating initial device nodes..."
+    $UDEVSTART
+    make_extra_nodes
+    echo "done."
+#    /etc/init.d/mountvirtfs start
+    ;;
+  stop)
+    start-stop-daemon --stop --exec /sbin/udevd --oknodo --quiet
+    unmount_devpts
+    echo -n "Unmounting /dev..."
+    # unmounting with -l should never fail
+    if umount -l /dev; then
+      echo "done."
+      umount -l /.dev || true
+#      /etc/init.d/mountvirtfs start
+    else
+      echo "failed."
+    fi
+    ;;
+  restart|force-reload)
+    start-stop-daemon --stop --exec /sbin/udevd --oknodo --quiet
+    echo -n "Recreating device nodes..."
+    ACTION=add
+    $UDEVSTART
+    make_extra_nodes
+    echo "done."
+    ;;
+  *)
+    echo "Usage: /etc/init.d/udev {start|stop|restart|force-reload}"
+    exit 1
+    ;;
+esac
+
+exit 0
+
diff --git a/udev/udev_042.oe b/udev/udev_042.oe
index e69de29bb2..01209744d3 100644
--- a/udev/udev_042.oe
+++ b/udev/udev_042.oe
@@ -0,0 +1,38 @@
+DESCRIPTION = "udev is a program which dynamically creates and removes device nodes from \
+/dev/. It responds to /sbin/hotplug device events and requires a 2.6 kernel."
+LICENSE = "GPL"
+PR = "r1"
+
+SRC_URI = "http://kernel.org/pub/linux/utils/kernel/hotplug/udev-${PV}.tar.gz \
+	   file://flags.patch;patch=1 \
+	   file://tmpfs.patch;patch=1 \
+	   file://noasmlinkage.patch;patch=1 \
+	   file://init"
+
+inherit update-rc.d
+
+INITSCRIPT_NAME = "udev"
+INITSCRIPT_PARAMS = "start 03 S ."
+
+export HOSTCC = "${BUILD_CC}"
+export udevdir ?= "/udev"
+export usrbindir := "${bindir}"
+export usrsbindir := "${sbindir}"
+export etcdir = "${sysconfdir}"
+LD = "${CC}"
+bindir = "/bin"
+sbindir = "/sbin"
+
+UDEV_EXTRAS = "extras/scsi_id/ extras/volume_id/"
+FILES_${PN} += "${usrbindir} ${usrsbindir}"
+EXTRA_OEMAKE = "-e \
+		'EXTRAS=${UDEV_EXTRAS}' \
+		'STRIP=echo'"
+
+do_install () {
+	install -d ${D}/${usrsbindir} \
+		   ${D}/${sbindir}
+	oe_runmake 'DESTDIR=${D}' install
+	install -d ${D}/${sysconfdir}/init.d
+	install -m 0755 ${WORKDIR}/init ${D}/${sysconfdir}/init.d/udev
+}