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-rw-r--r--debian/virtualbox-dkms.preinst23
1 files changed, 23 insertions, 0 deletions
diff --git a/debian/virtualbox-dkms.preinst b/debian/virtualbox-dkms.preinst
new file mode 100644
index 00000000..03ad90b7
--- /dev/null
+++ b/debian/virtualbox-dkms.preinst
@@ -0,0 +1,23 @@
+#!/bin/sh
+
+set -e
+
+#DEBHELPER#
+
+case "$1" in
+ install|upgrade)
+ # These are no longer used
+ for mod in vboxdrv vboxnetflt vboxnetadp; do
+ dkms status -m $mod | while read line; do
+ if echo "$line" | grep -q added > /dev/null ||
+ echo "$line" | grep -q built > /dev/null ||
+ echo "$line" | grep -q installed > /dev/null;
+ then
+ version=`echo "$line" | sed "s/$mod,\([^,]*\)[,:].*/\1/;t;d"`
+ echo "Removing obsolete module $mod version $version"
+ dkms remove -m $mod -v $version --all
+ fi
+ done
+ done
+ ;;
+esac