diff options
| -rw-r--r-- | pack-bitmap.c | 25 | ||||
| -rw-r--r-- | pack-bitmap.h | 7 |
2 files changed, 31 insertions, 1 deletions
diff --git a/pack-bitmap.c b/pack-bitmap.c index f0a1937a1c..c3231ef9ef 100644 --- a/pack-bitmap.c +++ b/pack-bitmap.c @@ -86,6 +86,9 @@ 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; @@ -759,8 +762,8 @@ 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: @@ -1114,5 +1117,25 @@ 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->result) + BUG("failed to perform bitmap walk before querying"); + 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); +} diff --git a/pack-bitmap.h b/pack-bitmap.h index 8a04741e12..c633bf5238 100644 --- a/pack-bitmap.h +++ b/pack-bitmap.h @@ -53,6 +53,13 @@ int rebuild_existing_bitmaps(struct bitmap_index *, struct packing_data *mapping khash_sha1 *reused_bitmaps, int show_progress); void free_bitmap_index(struct bitmap_index *); +/* + * After a traversal has been performed on the bitmap_index, this can be + * queried to see if a particular object was reachable from any of the + * objects flagged as UNINTERESTING. + */ +int bitmap_has_sha1_in_uninteresting(struct bitmap_index *, const unsigned char *sha1); + void bitmap_writer_show_progress(int show); void bitmap_writer_set_checksum(unsigned char *sha1); void bitmap_writer_build_type_index(struct packing_data *to_pack, |