Fix schedule backup script

schedule/scripts/mariadb

@@ -9,9 +9,11 @@ DESC="Exportation des bases MariaDB"
 MYSQLSAVDIR=$SAVDIR/sql
 OPTION="--lock-tables"
 
-rm -f $MYSQLSAVDIR/*.sql || true
-mkdir -p $MYSQLSAVDIR
+if [[ -d ${MYSQLSAVDIR} ]] 
+then 
+   rm -rf ${MYSQLSAVDIR}
+   mkdir -p ${MYSQLSAVDIR}
+fi
 
 mariabackup --defaults-file=/etc/mysql/debian.cnf --backup --target-dir=$MYSQLSAVDIR
-
-exit 0
+exit $?