On 03/26/2017 04:16 AM, Duy Nguyen wrote: > On Mon, Mar 20, 2017 at 4:18 AM, Michael Haggerty <mhagger@xxxxxxxxxxxx> wrote: >>> +/* ref_store_init flags */ >>> +#define REF_STORE_READ (1 << 0) >> >> I asked [1] in reply to v5 whether `REF_STORE_READ` is really necessary >> but I don't think you replied. Surely a reference store that we can't >> read would be useless? Can't we just assume that any `ref_store` is >> readable and drop this constant? > > I deleted it then I realized many lines like these > > files_downcast(ref_store, REF_STORE_READ, "read_raw_ref"); > > would become > > files_downcast(ref_store, 0, "read_raw_ref"); > > I think for newcomers, the former gives a better hint what the second > argument is than a plain zero in the latter, so I'm inclined to keep > it. That's OK with me; I don't feel strongly about it. Michael