diff options
Diffstat (limited to 'pack-bitmap.c')
| -rw-r--r-- | pack-bitmap.c | 48 |
1 files changed, 32 insertions, 16 deletions
diff --git a/pack-bitmap.c b/pack-bitmap.c index f0a1937..4695aaf 100644 --- a/pack-bitmap.c +++ b/pack-bitmap.c @@ -86,10 +86,11 @@ struct bitmap_index { /* Bitmap result of the last performed walk */ struct bitmap *result; + /* "have" bitmap from the last performed walk */ + struct bitmap *haves; + /* Version of the bitmap index */ unsigned int version; - - unsigned loaded : 1; }; static struct ewah_bitmap *lookup_stored_bitmap(struct stored_bitmap *st) @@ -303,7 +304,7 @@ static int open_pack_bitmap_1(struct bitmap_index *bitmap_git, struct packed_git static int load_pack_bitmap(struct bitmap_index *bitmap_git) { - assert(bitmap_git->map && !bitmap_git->loaded); + assert(bitmap_git->map); bitmap_git->bitmaps = kh_init_sha1(); bitmap_git->ext_index.positions = kh_init_sha1_pos(); @@ -318,7 +319,6 @@ static int load_pack_bitmap(struct bitmap_index *bitmap_git) if (load_bitmap_entries_v1(bitmap_git) < 0) goto failed; - bitmap_git->loaded = 1; return 0; failed: @@ -328,14 +328,15 @@ failed: return -1; } -static int open_pack_bitmap(struct bitmap_index *bitmap_git) +static int open_pack_bitmap(struct repository *r, + struct bitmap_index *bitmap_git) { struct packed_git *p; int ret = -1; - assert(!bitmap_git->map && !bitmap_git->loaded); + assert(!bitmap_git->map); - for (p = get_packed_git(the_repository); p; p = p->next) { + for (p = get_all_packs(r); p; p = p->next) { if (open_pack_bitmap_1(bitmap_git, p) == 0) ret = 0; } @@ -343,11 +344,11 @@ static int open_pack_bitmap(struct bitmap_index *bitmap_git) return ret; } -struct bitmap_index *prepare_bitmap_git(void) +struct bitmap_index *prepare_bitmap_git(struct repository *r) { struct bitmap_index *bitmap_git = xcalloc(1, sizeof(*bitmap_git)); - if (!open_pack_bitmap(bitmap_git) && !load_pack_bitmap(bitmap_git)) + if (!open_pack_bitmap(r, bitmap_git) && !load_pack_bitmap(bitmap_git)) return bitmap_git; free_bitmap_index(bitmap_git); @@ -690,7 +691,7 @@ struct bitmap_index *prepare_bitmap_walk(struct rev_info *revs) struct bitmap_index *bitmap_git = xcalloc(1, sizeof(*bitmap_git)); /* try to open a bitmapped pack, but don't parse it yet * because we may not need to use it */ - if (open_pack_bitmap(bitmap_git) < 0) + if (open_pack_bitmap(revs->repo, bitmap_git) < 0) goto cleanup; for (i = 0; i < revs->pending.nr; ++i) { @@ -735,7 +736,7 @@ struct bitmap_index *prepare_bitmap_walk(struct rev_info *revs) * from disk. this is the point of no return; after this the rev_list * becomes invalidated and we must perform the revwalk through bitmaps */ - if (!bitmap_git->loaded && load_pack_bitmap(bitmap_git) < 0) + if (load_pack_bitmap(bitmap_git) < 0) goto cleanup; object_array_clear(&revs->pending); @@ -759,8 +760,8 @@ struct bitmap_index *prepare_bitmap_walk(struct rev_info *revs) bitmap_and_not(wants_bitmap, haves_bitmap); bitmap_git->result = wants_bitmap; + bitmap_git->haves = haves_bitmap; - bitmap_free(haves_bitmap); return bitmap_git; cleanup: @@ -845,9 +846,6 @@ void traverse_bitmap_commit_list(struct bitmap_index *bitmap_git, OBJ_TAG, show_reachable); show_extended_objects(bitmap_git, show_reachable); - - bitmap_free(bitmap_git->result); - bitmap_git->result = NULL; } static uint32_t count_object_type(struct bitmap_index *bitmap_git, @@ -958,7 +956,7 @@ void test_bitmap_walk(struct rev_info *revs) struct bitmap_test_data tdata; struct bitmap_index *bitmap_git; - if (!(bitmap_git = prepare_bitmap_git())) + if (!(bitmap_git = prepare_bitmap_git(revs->repo))) die("failed to load bitmap indexes"); if (revs->pending.nr != 1) @@ -1114,5 +1112,23 @@ void free_bitmap_index(struct bitmap_index *b) free(b->ext_index.objects); free(b->ext_index.hashes); bitmap_free(b->result); + bitmap_free(b->haves); free(b); } + +int bitmap_has_sha1_in_uninteresting(struct bitmap_index *bitmap_git, + const unsigned char *sha1) +{ + int pos; + + if (!bitmap_git) + return 0; /* no bitmap loaded */ + if (!bitmap_git->haves) + return 0; /* walk had no "haves" */ + + pos = bitmap_position_packfile(bitmap_git, sha1); + if (pos < 0) + return 0; + + return bitmap_get(bitmap_git->haves, pos); +} |