1 files changed, 38 insertions, 0 deletions
diff --git a/testing/udev/udev.install b/testing/udev/udev.install
new file mode 100644
index 000000000..e953ec743
--- /dev/null
+++ b/testing/udev/udev.install
@@ -0,0 +1,38 @@
+# arg 1:  the new package version
+# arg 2:  the old package version
+
+post_upgrade() {
+  if [ "$(vercmp $2 100)" -lt 0 ]; then
+    echo "ATTENTION UDEV:"
+    echo "----------"
+    echo "udev >=098 rules syntax has changed, please update your own rules."
+    echo "udev >=099 Added persistent network and CD/DVD Symlink generator rules."
+    echo "Please read the instructions carefully before reboot."
+    echo "They are located in /etc/udev/readme-udev-arch.txt"
+    echo "----------"
+  fi
+}
+
+post_install() {
+  # If a ramfs is mounted, we still need to make sure that /dev/{console,null,zero} exist
+  # The Archlinux installer bind-mounts /dev to /mnt/dev, thus making the real /dev invisible
+  ROOTDIR=""
+  [ "$(stat -c %D /)" != "$(stat -c %D /dev)" ] && ROOTDIR=$(mktemp -d /tmp/udevinstall.XXXXXX)
+  [ -n "${ROOTDIR}" ] && mount --bind / ${ROOTDIR}
+  if [ ! -c ${ROOTDIR}/dev/console ]; then
+    rm -f ${ROOTDIR}/dev/console
+    mknod -m600 ${ROOTDIR}/dev/console c 5 1
+  fi
+  if [ ! -c ${ROOTDIR}/dev/null ]; then
+    rm -f ${ROOTDIR}/dev/null
+    mknod -m644 ${ROOTDIR}/dev/null c 1 3
+  fi
+  if [ ! -c ${ROOTDIR}/dev/zero ]; then
+    rm -f ${ROOTDIR}/dev/zero
+    mknod -m644 ${ROOTDIR}/dev/zero c 1 5
+  fi
+  if [ -n "${ROOTDIR}" ]; then
+    umount ${ROOTDIR}
+    rmdir ${ROOTDIR}
+  fi
+}