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pack-objects: extract should_attempt_deltas()

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This will be helpful in a future change.

Signed-off-by: Derrick Stolee <stolee@gmail.com>
This commit is contained in:
Derrick Stolee 2024-09-24 13:45:19 -04:00 committed by Johannes Schindelin
parent 58f859c532
commit df0e2e37aa
1 changed files with 29 additions and 24 deletions
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53
builtin/pack-objects.c
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@ -3283,6 +3283,33 @@ static int add_ref_tag(const char *tag UNUSED, const char *referent UNUSED, cons
return 0;
}
static int should_attempt_deltas(struct object_entry *entry)
{
if (DELTA(entry))
return 0;
if (!entry->type_valid ||
oe_size_less_than(&to_pack, entry, 50))
return 0;
if (entry->no_try_delta)
return 0;
if (!entry->preferred_base) {
if (oe_type(entry) < 0)
die(_("unable to get type of object %s"),
oid_to_hex(&entry->idx.oid));
} else if (oe_type(entry) < 0) {
/*
* This object is not found, but we
* don't have to include it anyway.
*/
return 0;
}
return 1;
}
static void prepare_pack(int window, int depth)
{
struct object_entry **delta_list;
@ -3313,33 +3340,11 @@ static void prepare_pack(int window, int depth)
for (i = 0; i < to_pack.nr_objects; i++) {
struct object_entry *entry = to_pack.objects + i;
if (DELTA(entry))
/* This happens if we decided to reuse existing
* delta from a pack. "reuse_delta &&" is implied.
*/
if (!should_attempt_deltas(entry))
continue;
if (!entry->type_valid ||
oe_size_less_than(&to_pack, entry, 50))
continue;
if (entry->no_try_delta)
continue;
if (!entry->preferred_base) {
if (!entry->preferred_base)
nr_deltas++;
if (oe_type(entry) < 0)
die(_("unable to get type of object %s"),
oid_to_hex(&entry->idx.oid));
} else {
if (oe_type(entry) < 0) {
/*
* This object is not found, but we
* don't have to include it anyway.
*/
continue;
}
}
delta_list[n++] = entry;
}