+chmod 0000 "$__DEFAULT_VSERVERDIR"
+setattr --barrier "$__DEFAULT_VSERVERDIR"
+
+# Set the attribute to unlink so vclone does the right thing wrt to
+# conserving space by linking and not copying unified files.
+
+if [ -f /proc/virtual/info ] ; then
+ x=$[ 16#`awk '/^VCIKernel:/ { print $2 }' /proc/virtual/info` ];
+ y=$[ (x >> 9) & 1]
+ if test "$y" = 1 ; then
+ # COW support
+ find "$__DEFAULT_VSERVERDIR/.vref/default" -type f -print0 | xargs -0 setattr --iunlink
+ else
+ # no COW;
+ find "$__DEFAULT_VSERVERDIR/.vref/default" -type f -print0 | xargs -0 setattr --~iunlink
+ fi
+fi
+
+
+# Build reference images for system slices
+# xxx if several instances of systemslices get installed, only one gets instanciated
+for systemvserver in "$__DEFAULT_VSERVERDIR/.vstub/"*/*.cloned ; do
+ NAME=$(basename $systemvserver .cloned)
+ DIR=$(dirname $systemvserver)
+
+ # Copy base reference image
+ if [ ! -d "$__DEFAULT_VSERVERDIR/.vref/$NAME" ] ; then
+ echo -n $"Building VServer reference image for $NAME: " >&3 2>&4
+
+ # Build in temporary directory
+ mkdir -p "$__DEFAULT_VSERVERDIR/.vtmp"
+ TMP=$(mktemp -d "$__DEFAULT_VSERVERDIR/.vtmp/$NAME.XXXXXX")
+ mkdir -p "$__DEFAULT_VSERVERDIR/.vref"
+
+ # build the systemvserver from the one it was originally cloned from
+ TYPE=$(cat $systemvserver)
+ REF="$__DEFAULT_VSERVERDIR/.vref/$TYPE"
+ if [ -d "$REF" ] ; then
+ "$_VCLONE" "$REF"/ "$TMP"/
+ RETVAL=$?
+ else
+ RETVAL=1
+ fi
+
+ # merge the stub with the reference to get the system vserver
+ if [ $RETVAL -eq 0 ] ; then
+ (cd "$DIR/$NAME"/ && find . | cpio -m -d -u -p "$TMP"/)
+ RETVAL=$?
+ fi