diff options
| -rw-r--r-- | object.c | 63 | ||||
| -rw-r--r-- | object.h | 8 | ||||
| -rw-r--r-- | repository.c | 7 | ||||
| -rw-r--r-- | repository.h | 9 |
4 files changed, 64 insertions, 23 deletions
@@ -8,17 +8,14 @@ #include "object-store.h" #include "packfile.h" -static struct object **obj_hash; -static int nr_objs, obj_hash_size; - unsigned int get_max_object_index(void) { - return obj_hash_size; + return the_repository->parsed_objects->obj_hash_size; } struct object *get_indexed_object(unsigned int idx) { - return obj_hash[idx]; + return the_repository->parsed_objects->obj_hash[idx]; } static const char *object_type_strings[] = { @@ -90,15 +87,16 @@ struct object *lookup_object(const unsigned char *sha1) unsigned int i, first; struct object *obj; - if (!obj_hash) + if (!the_repository->parsed_objects->obj_hash) return NULL; - first = i = hash_obj(sha1, obj_hash_size); - while ((obj = obj_hash[i]) != NULL) { + first = i = hash_obj(sha1, + the_repository->parsed_objects->obj_hash_size); + while ((obj = the_repository->parsed_objects->obj_hash[i]) != NULL) { if (!hashcmp(sha1, obj->oid.hash)) break; i++; - if (i == obj_hash_size) + if (i == the_repository->parsed_objects->obj_hash_size) i = 0; } if (obj && i != first) { @@ -107,7 +105,8 @@ struct object *lookup_object(const unsigned char *sha1) * that we do not need to walk the hash table the next * time we look for it. */ - SWAP(obj_hash[i], obj_hash[first]); + SWAP(the_repository->parsed_objects->obj_hash[i], + the_repository->parsed_objects->obj_hash[first]); } return obj; } @@ -124,19 +123,19 @@ static void grow_object_hash(void) * Note that this size must always be power-of-2 to match hash_obj * above. */ - int new_hash_size = obj_hash_size < 32 ? 32 : 2 * obj_hash_size; + int new_hash_size = the_repository->parsed_objects->obj_hash_size < 32 ? 32 : 2 * the_repository->parsed_objects->obj_hash_size; struct object **new_hash; new_hash = xcalloc(new_hash_size, sizeof(struct object *)); - for (i = 0; i < obj_hash_size; i++) { - struct object *obj = obj_hash[i]; + for (i = 0; i < the_repository->parsed_objects->obj_hash_size; i++) { + struct object *obj = the_repository->parsed_objects->obj_hash[i]; if (!obj) continue; insert_obj_hash(obj, new_hash, new_hash_size); } - free(obj_hash); - obj_hash = new_hash; - obj_hash_size = new_hash_size; + free(the_repository->parsed_objects->obj_hash); + the_repository->parsed_objects->obj_hash = new_hash; + the_repository->parsed_objects->obj_hash_size = new_hash_size; } void *create_object(const unsigned char *sha1, void *o) @@ -147,11 +146,12 @@ void *create_object(const unsigned char *sha1, void *o) obj->flags = 0; hashcpy(obj->oid.hash, sha1); - if (obj_hash_size - 1 <= nr_objs * 2) + if (the_repository->parsed_objects->obj_hash_size - 1 <= the_repository->parsed_objects->nr_objs * 2) grow_object_hash(); - insert_obj_hash(obj, obj_hash, obj_hash_size); - nr_objs++; + insert_obj_hash(obj, the_repository->parsed_objects->obj_hash, + the_repository->parsed_objects->obj_hash_size); + the_repository->parsed_objects->nr_objs++; return obj; } @@ -431,8 +431,8 @@ void clear_object_flags(unsigned flags) { int i; - for (i=0; i < obj_hash_size; i++) { - struct object *obj = obj_hash[i]; + for (i=0; i < the_repository->parsed_objects->obj_hash_size; i++) { + struct object *obj = the_repository->parsed_objects->obj_hash[i]; if (obj) obj->flags &= ~flags; } @@ -442,13 +442,20 @@ void clear_commit_marks_all(unsigned int flags) { int i; - for (i = 0; i < obj_hash_size; i++) { - struct object *obj = obj_hash[i]; + for (i = 0; i < the_repository->parsed_objects->obj_hash_size; i++) { + struct object *obj = the_repository->parsed_objects->obj_hash[i]; if (obj && obj->type == OBJ_COMMIT) obj->flags &= ~flags; } } +struct parsed_object_pool *parsed_object_pool_new(void) +{ + struct parsed_object_pool *o = xmalloc(sizeof(*o)); + memset(o, 0, sizeof(*o)); + return o; +} + struct raw_object_store *raw_object_store_new(void) { struct raw_object_store *o = xmalloc(sizeof(*o)); @@ -488,3 +495,13 @@ void raw_object_store_clear(struct raw_object_store *o) close_all_packs(o); o->packed_git = NULL; } + +void parsed_object_pool_clear(struct parsed_object_pool *o) +{ + /* + * TOOD free objects in o->obj_hash. + * + * As objects are allocated in slabs (see alloc.c), we do + * not need to free each object, but each slab instead. + */ +} @@ -1,6 +1,14 @@ #ifndef OBJECT_H #define OBJECT_H +struct parsed_object_pool { + struct object **obj_hash; + int nr_objs, obj_hash_size; +}; + +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; diff --git a/repository.c b/repository.c index a4848c1bd0..c23404677e 100644 --- a/repository.c +++ b/repository.c @@ -2,6 +2,7 @@ #include "repository.h" #include "object-store.h" #include "config.h" +#include "object.h" #include "submodule-config.h" /* The main repository */ @@ -14,6 +15,8 @@ void initialize_the_repository(void) the_repo.index = &the_index; the_repo.objects = raw_object_store_new(); + the_repo.parsed_objects = parsed_object_pool_new(); + repo_set_hash_algo(&the_repo, GIT_HASH_SHA1); } @@ -143,6 +146,7 @@ static int repo_init(struct repository *repo, memset(repo, 0, sizeof(*repo)); repo->objects = raw_object_store_new(); + repo->parsed_objects = parsed_object_pool_new(); if (repo_init_gitdir(repo, gitdir)) goto error; @@ -226,6 +230,9 @@ void repo_clear(struct repository *repo) raw_object_store_clear(repo->objects); FREE_AND_NULL(repo->objects); + parsed_object_pool_clear(repo->parsed_objects); + FREE_AND_NULL(repo->parsed_objects); + if (repo->config) { git_configset_clear(repo->config); FREE_AND_NULL(repo->config); diff --git a/repository.h b/repository.h index e6e00f541b..6d19981990 100644 --- a/repository.h +++ b/repository.h @@ -26,6 +26,15 @@ struct repository { */ struct raw_object_store *objects; + /* + * All objects in this repository that have been parsed. This structure + * owns all objects it references, so users of "struct object *" + * generally do not need to free them; instead, when a repository is no + * longer used, call parsed_object_pool_clear() on this structure, which + * is called by the repositories repo_clear on its desconstruction. + */ + struct parsed_object_pool *parsed_objects; + /* The store in which the refs are held. */ struct ref_store *refs; |