object: allow object_as_type to handle arbitrary repositories

diff --git a/object.h b/object.h
index 5c13955000cdaec252f29a3b93599560c35deb8a..6f3271eb228884052d5844edd71f8d9e597b1ea4 100644 (file)
--- a/object.h
+++ b/object.h
@@ -1,6 +1,32 @@
 #ifndef OBJECT_H
 #define OBJECT_H
 
+struct parsed_object_pool {
+       struct object **obj_hash;
+       int nr_objs, obj_hash_size;
+
+       /* TODO: migrate alloc_states to mem-pool? */
+       struct alloc_state *blob_state;
+       struct alloc_state *tree_state;
+       struct alloc_state *commit_state;
+       struct alloc_state *tag_state;
+       struct alloc_state *object_state;
+       unsigned commit_count;
+
+       /* parent substitutions from .git/info/grafts and .git/shallow */
+       struct commit_graft **grafts;
+       int grafts_alloc, grafts_nr;
+
+       int is_shallow;
+       struct stat_validity *shallow_stat;
+       char *alternate_shallow_file;
+
+       int commit_graft_prepared;
+};
+
+struct parsed_object_pool *parsed_object_pool_new(void);
+void parsed_object_pool_clear(struct parsed_object_pool *o);
+
 struct object_list {
        struct object *item;
        struct object_list *next;
@@ -42,6 +68,7 @@ struct object_array {
  * builtin/index-pack.c:                                     2021
  * builtin/pack-objects.c:                                   20
  * builtin/reflog.c:                   10--12
+ * builtin/show-branch.c:    0-------------------------------------------26
  * builtin/unpack-objects.c:                                 2021
  */
 #define FLAG_BITS  27
@@ -82,18 +109,20 @@ extern struct object *get_indexed_object(unsigned int);
  * half-initialised objects, the caller is expected to initialize them
  * by calling parse_object() on them.
  */
-struct object *lookup_object(const unsigned char *sha1);
+#define lookup_object(r, s) lookup_object_##r(s)
+struct object *lookup_object_the_repository(const unsigned char *sha1);
 
-extern void *create_object(const unsigned char *sha1, void *obj);
+extern void *create_object(struct repository *r, const unsigned char *sha1, void *obj);
 
-void *object_as_type(struct object *obj, enum object_type type, int quiet);
+void *object_as_type(struct repository *r, struct object *obj, enum object_type type, int quiet);
 
 /*
  * Returns the object, having parsed it to find out what it is.
  *
  * Returns NULL if the object is missing or corrupt.
  */
-struct object *parse_object(const struct object_id *oid);
+#define parse_object(r, oid) parse_object_##r(oid)
+struct object *parse_object_the_repository(const struct object_id *oid);
 
 /*
  * Like parse_object, but will die() instead of returning NULL. If the
@@ -106,7 +135,8 @@ struct object *parse_object_or_die(const struct object_id *oid, const char *name
  * parsing it.  eaten_p indicates if the object has a borrowed copy
  * of buffer and the caller should not free() it.
  */
-struct object *parse_object_buffer(const struct object_id *oid, enum object_type type, unsigned long size, void *buffer, int *eaten_p);
+#define parse_object_buffer(r, o, t, s, b, e) parse_object_buffer_##r(o, t, s, b, e)
+struct object *parse_object_buffer_the_repository(const struct object_id *oid, enum object_type type, unsigned long size, void *buffer, int *eaten_p);
 
 /** Returns the object, with potentially excess memory allocated. **/
 struct object *lookup_unknown_object(const unsigned  char *sha1);