git-commit-vandalism/replace-object.h
Stefan Beller 90e777f1e2 replace-object: allow lookup_replace_object to handle arbitrary repositories
Signed-off-by: Stefan Beller <sbeller@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2018-04-12 11:38:57 +09:00

37 lines
1.0 KiB
C

#ifndef REPLACE_OBJECT_H
#define REPLACE_OBJECT_H
#include "oidmap.h"
#include "repository.h"
#include "object-store.h"
struct replace_object {
struct oidmap_entry original;
struct object_id replacement;
};
/*
* This internal function is only declared here for the benefit of
* lookup_replace_object(). Please do not call it directly.
*/
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
* name (replaced recursively, if necessary). The return value is
* either sha1 or a pointer to a permanently-allocated value. When
* object replacement is suppressed, always return sha1.
*/
static inline const struct object_id *lookup_replace_object(struct repository *r,
const struct object_id *oid)
{
if (!check_replace_refs ||
(r->objects->replace_map &&
r->objects->replace_map->map.tablesize == 0))
return oid;
return do_lookup_replace_object(r, oid);
}
#endif /* REPLACE_OBJECT_H */