subtree: make --ignore-joins pay attention to adds

diff --git a/pack-objects.c b/pack-objects.c
index 98389460c2dc49c198313d1b961adffcece9120d..7e624c30ebd7f344d711b608b29b2d48d21a1ba0 100644 (file)
--- a/pack-objects.c
+++ b/pack-objects.c
@@ -16,7 +16,7 @@ static uint32_t locate_object_entry_hash(struct packing_data *pdata,
        while (pdata->index[i] > 0) {
                uint32_t pos = pdata->index[i] - 1;
 
-               if (!hashcmp(sha1, pdata->objects[pos].idx.oid.hash)) {
+               if (hasheq(sha1, pdata->objects[pos].idx.oid.hash)) {
                        *found = 1;
                        return i;
                }
@@ -99,7 +99,7 @@ static void prepare_in_pack_by_idx(struct packing_data *pdata)
         * (i.e. in_pack_idx also zero) should return NULL.
         */
        mapping[cnt++] = NULL;
-       for (p = get_packed_git(the_repository); p; p = p->next, cnt++) {
+       for (p = get_all_packs(the_repository); p; p = p->next, cnt++) {
                if (cnt == nr) {
                        free(mapping);
                        return;
@@ -146,6 +146,8 @@ void prepare_packing_data(struct packing_data *pdata)
 
        pdata->oe_size_limit = git_env_ulong("GIT_TEST_OE_SIZE",
                                             1U << OE_SIZE_BITS);
+       pdata->oe_delta_size_limit = git_env_ulong("GIT_TEST_OE_DELTA_SIZE",
+                                                  1UL << OE_DELTA_SIZE_BITS);
 }
 
 struct object_entry *packlist_alloc(struct packing_data *pdata,
@@ -160,6 +162,8 @@ struct object_entry *packlist_alloc(struct packing_data *pdata,
 
                if (!pdata->in_pack_by_idx)
                        REALLOC_ARRAY(pdata->in_pack, pdata->nr_alloc);
+               if (pdata->delta_size)
+                       REALLOC_ARRAY(pdata->delta_size, pdata->nr_alloc);
 
                if (pdata->tree_depth)
                        REALLOC_ARRAY(pdata->tree_depth, pdata->nr_alloc);
@@ -189,3 +193,22 @@ struct object_entry *packlist_alloc(struct packing_data *pdata,
 
        return new_entry;
 }
+
+void oe_set_delta_ext(struct packing_data *pdata,
+                     struct object_entry *delta,
+                     const unsigned char *sha1)
+{
+       struct object_entry *base;
+
+       ALLOC_GROW(pdata->ext_bases, pdata->nr_ext + 1, pdata->alloc_ext);
+       base = &pdata->ext_bases[pdata->nr_ext++];
+       memset(base, 0, sizeof(*base));
+       hashcpy(base->idx.oid.hash, sha1);
+
+       /* These flags mark that we are not part of the actual pack output. */
+       base->preferred_base = 1;
+       base->filled = 1;
+
+       delta->ext_base = 1;
+       delta->delta_idx = base - pdata->ext_bases + 1;
+}