From b713c6241359f718a4a84ca1b36210f84d8293eb Mon Sep 17 00:00:00 2001
From: Enno Boland <g@s01.de>
Date: Mon, 11 Aug 2014 19:55:14 +0200
Subject: [PATCH] common/hooks: generate null diffs to the new files itself.

---
 common/hooks/post-pkg/01-xdelta_repolist.sh | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/common/hooks/post-pkg/01-xdelta_repolist.sh b/common/hooks/post-pkg/01-xdelta_repolist.sh
index a18f6ae3071..d5f2099b3f6 100644
--- a/common/hooks/post-pkg/01-xdelta_repolist.sh
+++ b/common/hooks/post-pkg/01-xdelta_repolist.sh
@@ -19,6 +19,11 @@ hook() {
 				done
 			fi
 
+			# generate an empty diff to the new file
+			newchk=`sha256sum ${newfile} | awk '{ print $1 }'`
+			xdelta3 -D -R -f -e -s "${newfile}" "${newfile}" \
+				"${newfile}.${newchk}.vcdiff"
+
 			rm -- "${oldfile}"
 		done
 }