git-mv: succeed even if source is a prefix of destination

diff --git a/object.h b/object.h
index c537b4b72acabc8b2425ca9bb50c890e730aa788..733faac4ccd1c9a8bb4ed1fc67986b369d9442b3 100644 (file)
--- a/object.h
+++ b/object.h
@@ -4,7 +4,6 @@
 struct object_list {
        struct object *item;
        struct object_list *next;
-       const char *name;
 };
 
 struct object_refs {
@@ -13,15 +12,31 @@ struct object_refs {
        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.
+ */
+enum object_type {
+       OBJ_NONE = 0,
+       OBJ_COMMIT = 1,
+       OBJ_TREE = 2,
+       OBJ_BLOB = 3,
+       OBJ_TAG = 4,
+       /* 5/6 for future expansion */
+       OBJ_DELTA = 7,
+       OBJ_BAD,
+};
 
 struct object {
        unsigned parsed : 1;
@@ -32,13 +47,14 @@ struct object {
 };
 
 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 *);
@@ -72,4 +88,7 @@ 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 */