On Sun, Sep 8, 2013 at 10:04 PM, Nguyễn Thái Ngọc Duy <pclo...@gmail.com> wrote:
> +static void prepare_sha1_table(void)
> +{
> + unsigned i;
> + /*
> + * This table includes SHA-1s that may not be present in the
> + * pack. One of the use of such SHA-1 is for completing thin
> + * packs, where index-pack does not need to add SHA-1 to the
> + * table at completion time.
> + */
> + v4.all_objs = xmalloc(nr_objects * sizeof(*v4.all_objs));
> + v4.all_objs_nr = nr_objects;
> + for (i = 0; i < nr_objects; i++)
> + v4.all_objs[i] = objects[i].idx;
> + qsort(v4.all_objs, nr_objects, sizeof(*v4.all_objs),
> + sha1_idx_sort);
> +}
> +
fwiw this is wrong. Even in the non-thin pack case, pack-objects could
write multiple packs to disk and we need different sha-1 table for
each one. The situation is worse for thin pack because not all
preferred_base entries end up a real dependency in the final pack. I'm
working on it..
--
Duy
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