fix minor issues

Makefile

@@ -6,7 +6,7 @@ test:
 	# Checking for syntax errors
 	set -e; for SCRIPT in *.sh; \
 	do \
-		sh -n $$SCRIPT; \
+		bash -n $$SCRIPT; \
 	done
 
 	# Checking for bashisms (currently not failing, but only listing)

backup.sh

@@ -47,7 +47,7 @@ do
       if [ -n "$MAX_BACKUPS" ]
       then
         # Execute the delete script, delete older backup or other custom delete script
-        /delete.sh $db $EXT
+        /delete.sh "$db" $EXT
       fi
     else
       rm -rf "$FILENAME"

run.sh

@@ -16,9 +16,8 @@ elif [ -n "${INIT_RESTORE_LATEST}" ]; then
   find /backup -maxdepth 1 -name '[0-9]*.*.sql.gz' | sort | tail -1 | xargs /restore.sh
 fi
 
-function final_backup () {
+function final_backup {
     echo "=> Captured trap for final backup"
-    DATE=$(date +%Y%m%d%H%M)
     echo "=> Requested last backup at $(date "+%Y-%m-%d %H:%M:%S")"
     exec /backup.sh
     exit 0