struct commit_extra_header ***tail);
extern int commit_tree(const char *msg, size_t msg_len,
- const unsigned char *tree,
- struct commit_list *parents, unsigned char *ret,
+ const struct object_id *tree,
+ struct commit_list *parents, struct object_id *ret,
const char *author, const char *sign_commit);
extern int commit_tree_extended(const char *msg, size_t msg_len,
- const unsigned char *tree,
- struct commit_list *parents, unsigned char *ret,
- const char *author, const char *sign_commit,
+ const struct object_id *tree,
+ struct commit_list *parents,
+ struct object_id *ret, const char *author,
+ const char *sign_commit,
struct commit_extra_header *);
extern struct commit_extra_header *read_commit_extra_headers(struct commit *, const char **);