Fix pg_basebackup with in-place tablespaces.
Previously, pg_basebackup from a cluster that contained an 'in-place'
tablespace, as introduced by commit
7170f215, would produce a harmless
warning on Unix and fail completely on Windows.
Reported-by: Kyotaro Horiguchi <horikyota.ntt@gmail.com>
Reviewed-by: Kyotaro Horiguchi <horikyota.ntt@gmail.com>
Reviewed-by: Michael Paquier <michael@paquier.xyz>
Discussion: https://postgr.es/m/
20220304.165449.
1200020258723305904.horikyota.ntt%40gmail.com