Merge branch 'ps/object-store'

Code clean-up around object access API.

* ps/object-store:
  odb: rename `read_object_with_reference()`
  odb: rename `pretend_object_file()`
  odb: rename `has_object()`
  odb: rename `repo_read_object_file()`
  odb: rename `oid_object_info()`
  odb: trivial refactorings to get rid of `the_repository`
  odb: get rid of `the_repository` when handling submodule sources
  odb: get rid of `the_repository` when handling the primary source
  odb: get rid of `the_repository` in `for_each()` functions
  odb: get rid of `the_repository` when handling alternates
  odb: get rid of `the_repository` in `odb_mkstemp()`
  odb: get rid of `the_repository` in `assert_oid_type()`
  odb: get rid of `the_repository` in `find_odb()`
  odb: introduce parent pointers
  object-store: rename files to "odb.{c,h}"
  object-store: rename `object_directory` to `odb_source`
  object-store: rename `raw_object_store` to `object_database`

builtin/repack.c

@@ -17,7 +17,7 @@
 #include "midx.h"
 #include "packfile.h"
 #include "prune-packed.h"
-#include "object-store.h"
+#include "odb.h"
 #include "promisor-remote.h"
 #include "shallow.h"
 #include "pack.h"
@@ -710,7 +710,7 @@ static int midx_snapshot_ref_one(const char *refname UNUSED,
 	if (oidset_insert(&data->seen, oid))
 		return 0; /* already seen */
 
-	if (oid_object_info(the_repository, oid, NULL) != OBJ_COMMIT)
+	if (odb_read_object_info(the_repository->objects, oid, NULL) != OBJ_COMMIT)
 		return 0;
 
 	fprintf(data->f->fp, "%s%s\n", data->preferred ? "+" : "",
@@ -1261,7 +1261,8 @@ int cmd_repack(int argc,
 	if (write_bitmaps && !(pack_everything & ALL_INTO_ONE) && !write_midx)
 		die(_(incremental_bitmap_conflict_error));
 
-	if (write_bitmaps && po_args.local && has_alt_odb(the_repository)) {
+	if (write_bitmaps && po_args.local &&
+	    odb_has_alternates(the_repository->objects)) {
 		/*
 		 * When asked to do a local repack, but we have
 		 * packfiles that are inherited from an alternate, then