git-p4: fully support unshelving changelists

diff --git a/pack-objects.c b/pack-objects.c
index 6ef87e5683aacdf738c86679712078988c0899fd..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;
@@ -164,6 +164,12 @@ struct object_entry *packlist_alloc(struct packing_data *pdata,
                        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);
+
+               if (pdata->layer)
+                       REALLOC_ARRAY(pdata->layer, pdata->nr_alloc);
        }
 
        new_entry = pdata->objects + pdata->nr_objects++;
@@ -179,5 +185,30 @@ struct object_entry *packlist_alloc(struct packing_data *pdata,
        if (pdata->in_pack)
                pdata->in_pack[pdata->nr_objects - 1] = NULL;
 
+       if (pdata->tree_depth)
+               pdata->tree_depth[pdata->nr_objects - 1] = 0;
+
+       if (pdata->layer)
+               pdata->layer[pdata->nr_objects - 1] = 0;
+
        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;
+}