librechroot: didn't always create repo.db symlinktesting-20130528.1

Fix this and remove code duplication by pulling the relevant code into a
function.

1 files changed, 9 insertions, 5 deletions

diff --git a/src/chroot-tools/librechroot b/src/chroot-tools/librechroot
index 5afce05..ed00688 100755
--- a/src/chroot-tools/librechroot
+++ b/src/chroot-tools/librechroot
@@ -32,6 +32,13 @@ normshell() (
 	"$@"
 )
 
+make_emtpy_repo() {
+	local copydir=$1
+	mkdir -p "${copydir}/repo"
+	bsdtar -czf "${copydir}/repo/repo.db.tar.gz" -T /dev/null
+	ln -s "repo.db.tar.gz" "${copydir}/repo/repo.db"
+}
+
 cmd=${0##*/}
 usage() {
 	echo "Usage: $cmd [OPTIONS] COMMAND [ARGS...]"
@@ -168,8 +175,7 @@ main() {
 		set +u # if archroot_args is empty, it counts as unbound
 		archroot "${archroot_args[@]}" -m "$rootdir" base-devel
 		set -u
-		mkdir -p "${rootdir}/repo"
-		bsdtar -czf "${rootdir}/repo/repo.db.tar.gz" -T /dev/null
+		make_empty_repo "$copydir"
 	fi
 
 	if [[ ! -d $copydir ]] || [[ $mode == sync ]]; then
@@ -232,9 +238,7 @@ main() {
 		enter) archroot -r "$copydir" bash;;
 		clean-repo)
 			rm -rf "${copydir}/repo/*"
-			mkdir -p "${copydir}/repo"
-			bsdtar -czf "${copydir}/repo/repo.db.tar.gz" -T /dev/null
-			ln -s "repo.db.tar.gz" "${copydir}/repo/repo.db"
+			make_empty_repo "$copydir"
 			;;
 		*)
 			error "Unrecognized command: \`$mode'"