diff options
Diffstat (limited to 'object.c')
| -rw-r--r-- | object.c | 24 |
1 files changed, 22 insertions, 2 deletions
@@ -71,13 +71,13 @@ static unsigned int hashtable_index(const unsigned char *sha1) struct object *lookup_object(const unsigned char *sha1) { - unsigned int i; + unsigned int i, first; struct object *obj; if (!obj_hash) return NULL; - i = hashtable_index(sha1); + first = i = hashtable_index(sha1); while ((obj = obj_hash[i]) != NULL) { if (!hashcmp(sha1, obj->sha1)) break; @@ -85,6 +85,16 @@ struct object *lookup_object(const unsigned char *sha1) if (i == obj_hash_size) i = 0; } + if (obj && i != first) { + /* + * Move object to where we started to look for it so + * that we do not need to walk the hash table the next + * time we look for it. + */ + struct object *tmp = obj_hash[i]; + obj_hash[i] = obj_hash[first]; + obj_hash[first] = tmp; + } return obj; } @@ -185,6 +195,16 @@ struct object *parse_object_buffer(const unsigned char *sha1, enum object_type t return obj; } +struct object *parse_object_or_die(const unsigned char *sha1, + const char *name) +{ + struct object *o = parse_object(sha1); + if (o) + return o; + + die(_("unable to parse object: %s"), name ? name : sha1_to_hex(sha1)); +} + struct object *parse_object(const unsigned char *sha1) { unsigned long size; |