Teach show-branch how to show ref-log data.

diff --git a/object.h b/object.h
index f4ee2e55ba7853e3b49cbca7409c89b71d4b848f..caee733cdeda28b1679848fa9be4be870420b54a 100644 (file)
--- a/object.h
+++ b/object.h
@@ -4,43 +4,50 @@
 struct object_list {
        struct object *item;
        struct object_list *next;
-       const char *name;
 };
 
 struct object_refs {
        unsigned count;
+       struct object *base;
        struct object *ref[FLEX_ARRAY]; /* more */
 };
 
+struct object_array {
+       unsigned int nr;
+       unsigned int alloc;
+       struct object_array_entry {
+               struct object *item;
+               const char *name;
+       } *objects;
+};
+
 #define TYPE_BITS   3
 #define FLAG_BITS  27
 
-#define TYPE_NONE   0
-#define TYPE_BLOB   1
-#define TYPE_TREE   2
-#define TYPE_COMMIT 3
-#define TYPE_TAG    4
-#define TYPE_BAD    5
-
+/*
+ * The object type is stored in 3 bits.
+ */
 struct object {
        unsigned parsed : 1;
        unsigned used : 1;
        unsigned type : TYPE_BITS;
        unsigned flags : FLAG_BITS;
        unsigned char sha1[20];
-       struct object_refs *refs;
 };
 
 extern int track_object_refs;
-extern int obj_allocs;
-extern struct object **objs;
-extern const char *type_names[];
+extern const char *type_names[9];
+
+extern unsigned int get_max_object_index(void);
+extern struct object *get_indexed_object(unsigned int);
 
 static inline const char *typename(unsigned int type)
 {
-       return type_names[type > TYPE_TAG ? TYPE_BAD : type];
+       return type_names[type > OBJ_BAD ? OBJ_BAD : type];
 }
 
+extern struct object_refs *lookup_object_refs(struct object *);
+
 /** Internal only **/
 struct object *lookup_object(const unsigned char *sha1);
 
@@ -52,6 +59,12 @@ void created_object(const unsigned char *sha1, struct object *obj);
 /** Returns the object, having parsed it to find out what it is. **/
 struct object *parse_object(const unsigned char *sha1);
 
+/* Given the result of read_sha1_file(), returns the object after
+ * 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 unsigned char *sha1, const char *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);
 
@@ -70,4 +83,7 @@ unsigned object_list_length(struct object_list *list);
 
 int object_list_contains(struct object_list *list, struct object *obj);
 
+/* Object array handling .. */
+void add_object_array(struct object *obj, const char *name, struct object_array *array);
+
 #endif /* OBJECT_H */