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replace-object: allow do_lookup_replace_object to handle arbitrary repositories 

Signed-off-by: Stefan Beller <sbeller@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Stefan Beller 2018-04-11 17:21:17 -07:00 committed by Junio C Hamano
parent 5982da9d2c
commit 5643557e63
2 changed files with 6 additions and 5 deletions
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4
replace-object.h
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@ -14,8 +14,8 @@ struct replace_object {
* This internal function is only declared here for the benefit of
* lookup_replace_object(). Please do not call it directly.
*/
#define do_lookup_replace_object(r, s) do_lookup_replace_object_##r(s)
extern const struct object_id *do_lookup_replace_object_the_repository(const struct object_id *oid);
extern const struct object_id *do_lookup_replace_object(struct repository *r,
const struct object_id *oid);
/*
* If object sha1 should be replaced, return the replacement object's

7
replace_object.c
View File

@ -53,17 +53,18 @@ static void prepare_replace_object(struct repository *r)
* permanently-allocated value. This function always respects replace
* references, regardless of the value of check_replace_refs.
*/
const struct object_id *do_lookup_replace_object_the_repository(const struct object_id *oid)
const struct object_id *do_lookup_replace_object(struct repository *r,
const struct object_id *oid)
{
int depth = MAXREPLACEDEPTH;
const struct object_id *cur = oid;
prepare_replace_object(the_repository);
prepare_replace_object(r);
/* Try to recursively replace the object */
while (depth-- > 0) {
struct replace_object *repl_obj =
oidmap_get(the_repository->objects->replace_map, cur);
oidmap_get(r->objects->replace_map, cur);
if (!repl_obj)
return cur;
cur = &repl_obj->replacement;