replace-object.hon commit Merge branch 'nd/checkout-m' (4a3ed2b)
   1#ifndef REPLACE_OBJECT_H
   2#define REPLACE_OBJECT_H
   3
   4#include "oidmap.h"
   5#include "repository.h"
   6#include "object-store.h"
   7
   8struct replace_object {
   9        struct oidmap_entry original;
  10        struct object_id replacement;
  11};
  12
  13void prepare_replace_object(struct repository *r);
  14
  15/*
  16 * This internal function is only declared here for the benefit of
  17 * lookup_replace_object().  Please do not call it directly.
  18 */
  19extern const struct object_id *do_lookup_replace_object(struct repository *r,
  20                                                        const struct object_id *oid);
  21
  22/*
  23 * If object sha1 should be replaced, return the replacement object's
  24 * name (replaced recursively, if necessary).  The return value is
  25 * either sha1 or a pointer to a permanently-allocated value.  When
  26 * object replacement is suppressed, always return sha1.
  27 */
  28static inline const struct object_id *lookup_replace_object(struct repository *r,
  29                                                            const struct object_id *oid)
  30{
  31        if (!read_replace_refs ||
  32            (r->objects->replace_map &&
  33             r->objects->replace_map->map.tablesize == 0))
  34                return oid;
  35        return do_lookup_replace_object(r, oid);
  36}
  37
  38#endif /* REPLACE_OBJECT_H */