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pack-bitmap: introduce bitmap_walk_contains() 

We will use this helper function in a following commit to
tell us if an object is packed.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Christian Couder <chriscool@tuxfamily.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Jeff King 2019-12-18 12:25:39 +01:00 committed by Junio C Hamano
parent 14fbd26044
commit 40d18ff8c6
2 changed files with 15 additions and 0 deletions
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12
pack-bitmap.c
View File

@ -832,6 +832,18 @@ int reuse_partial_packfile_from_bitmap(struct bitmap_index *bitmap_git,
return 0;
}
int bitmap_walk_contains(struct bitmap_index *bitmap_git,
struct bitmap *bitmap, const struct object_id *oid)
{
int idx;
if (!bitmap)
return 0;
idx = bitmap_position(bitmap_git, oid);
return idx >= 0 && bitmap_get(bitmap, idx);
}
void traverse_bitmap_commit_list(struct bitmap_index *bitmap_git,
show_reachable_fn show_reachable)
{

3
pack-bitmap.h
View File

@ -3,6 +3,7 @@
#include "ewah/ewok.h"
#include "khash.h"
#include "pack.h"
#include "pack-objects.h"
struct commit;
@ -53,6 +54,8 @@ int reuse_partial_packfile_from_bitmap(struct bitmap_index *,
int rebuild_existing_bitmaps(struct bitmap_index *, struct packing_data *mapping,
kh_oid_map_t *reused_bitmaps, int show_progress);
void free_bitmap_index(struct bitmap_index *);
int bitmap_walk_contains(struct bitmap_index *,
struct bitmap *bitmap, const struct object_id *oid);
/*
* After a traversal has been performed by prepare_bitmap_walk(), this can be