Update list of older git docs

diff --git a/object.c b/object.c
index 5b468893421794c50741ce9085c12bc41fb1985f..16793d9958a57664233b9e4468e112dfa1a8a915 100644 (file)
--- a/object.c
+++ b/object.c
@@ -105,11 +105,13 @@ static void grow_object_hash(void)
        obj_hash_size = new_hash_size;
 }
 
-void created_object(const unsigned char *sha1, struct object *obj)
+void *create_object(const unsigned char *sha1, int type, void *o)
 {
+       struct object *obj = o;
+
        obj->parsed = 0;
        obj->used = 0;
-       obj->type = OBJ_NONE;
+       obj->type = type;
        obj->flags = 0;
        hashcpy(obj->sha1, sha1);
 
@@ -118,25 +120,14 @@ void created_object(const unsigned char *sha1, struct object *obj)
 
        insert_obj_hash(obj, obj_hash, obj_hash_size);
        nr_objs++;
+       return obj;
 }
 
-union any_object {
-       struct object object;
-       struct commit commit;
-       struct tree tree;
-       struct blob blob;
-       struct tag tag;
-};
-
 struct object *lookup_unknown_object(const unsigned char *sha1)
 {
        struct object *obj = lookup_object(sha1);
-       if (!obj) {
-               union any_object *ret = xcalloc(1, sizeof(*ret));
-               created_object(sha1, &ret->object);
-               ret->object.type = OBJ_NONE;
-               return &ret->object;
-       }
+       if (!obj)
+               obj = create_object(sha1, OBJ_NONE, alloc_object_node());
        return obj;
 }
 
@@ -169,8 +160,11 @@ struct object *parse_object_buffer(const unsigned char *sha1, enum object_type t
                parse_tag_buffer(tag, buffer, size);
                obj = &tag->object;
        } else {
+               warning("object %s has unknown type id %d\n", sha1_to_hex(sha1), type);
                obj = NULL;
        }
+       if (obj && obj->type == OBJ_NONE)
+               obj->type = type;
        *eaten_p = eaten;
        return obj;
 }
@@ -184,8 +178,11 @@ struct object *parse_object(const unsigned char *sha1)
 
        if (buffer) {
                struct object *obj;
-               if (check_sha1_signature(sha1, buffer, size, typename(type)) < 0)
-                       printf("sha1 mismatch %s\n", sha1_to_hex(sha1));
+               if (check_sha1_signature(sha1, buffer, size, typename(type)) < 0) {
+                       free(buffer);
+                       error("sha1 mismatch %s\n", sha1_to_hex(sha1));
+                       return NULL;
+               }
 
                obj = parse_object_buffer(sha1, type, size, buffer, &eaten);
                if (!eaten)
@@ -237,6 +234,11 @@ int object_list_contains(struct object_list *list, struct object *obj)
 }
 
 void add_object_array(struct object *obj, const char *name, struct object_array *array)
+{
+       add_object_array_with_mode(obj, name, array, S_IFINVALID);
+}
+
+void add_object_array_with_mode(struct object *obj, const char *name, struct object_array *array, unsigned mode)
 {
        unsigned nr = array->nr;
        unsigned alloc = array->alloc;
@@ -250,5 +252,6 @@ void add_object_array(struct object *obj, const char *name, struct object_array
        }
        objects[nr].item = obj;
        objects[nr].name = name;
+       objects[nr].mode = mode;
        array->nr = ++nr;
 }