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+#!/bin/sh
+
+# Copy this script to your conf/ dir as xz.sh, make it executable
+# and add to some definition in conf/distributions
+# DscIndices: Sources Release . .gz xz.sh
+# DebIndices: Packages Release . .gz xz.sh
+# UDebIndices: Packages . .gz xz.sh
+# and you have .xz'd Packages and Sources.
+# (alternatively, if you are very brave, put the full path to this file in there)
+
+DIROFDIST="$1"
+NEWNAME="$2"
+OLDNAME="$3"
+# this can be old($3 exists), new($2 exists) or change (both):
+STATUS="$4"
+BASENAME="`basename "$OLDNAME"`"
+
+if [ "xPackages" = "x$BASENAME" ] || [ "xSources" = "x$BASENAME" ] ; then
+ if [ "x$STATUS" = "xold" ] ; then
+ if [ -f "$DIROFDIST/$OLDNAME.xz" ] ; then
+ echo "$OLDNAME.xz" >&3
+ else
+ xz -c -- "$DIROFDIST/$OLDNAME" >"$DIROFDIST/$OLDNAME.xz.new" 3>/dev/null
+ echo "$OLDNAME.xz.new" >&3
+ fi
+ else
+ xz -c -- "$DIROFDIST/$NEWNAME" >"$DIROFDIST/$OLDNAME.xz.new" 3>/dev/null
+ echo "$OLDNAME.xz.new" >&3
+ fi
+fi