Use printf formatters instead of string interpolation.

I used this command to find them:

    egrep -r --exclude-dir={test,.git} '(plain|msg|msg2|warning|error|stat_busy|stat_done|abort|die)\s+"?[^"]*\$'

1 files changed, 2 insertions, 2 deletions

diff --git a/db-cleanup b/db-cleanup
index b2f2e08..6ac9747 100755
--- a/db-cleanup
+++ b/db-cleanup
@@ -30,7 +30,7 @@ EXTRAFLAGS=()
 
 for _repo in "${PKGREPOS[@]}"; do
 	for _arch in "${ARCHES[@]}"; do
-		msg "Getting ${_repo}-${_arch} database"
+		msg "Getting %s-%s database" "${_repo}" "${_arch}"
 
 		dbfile="${FTP_BASE}/${_repo}/os/${_arch}/${_repo}${DBEXT}"
 
@@ -51,7 +51,7 @@ done
 msg "Removing old files:"
 
 for POOL in "${PKGPOOLS[@]}" "${SRCPOOLS[@]}"; do
-	msg2 "${POOL}"
+	msg2 '%s' "${POOL}"
 
 	rsync "${EXTRAFLAGS[@]}" -va --delete-excluded \
 		--include-from="/tmp/${0##*/}.$$.filter" \