Anders Kaseorg <andersk@xxxxxxx> writes:
> update_worktree() can only be called with a non-NULL worktree parameter,
> because that’s the only case where we set do_update_worktree = 1.
> worktree->path is always initialized to non-NULL.
Yup. I remember seeing this analysed in earlier rounds' reviews.
Nice lossage of lines ;-)
>
> Signed-off-by: Anders Kaseorg <andersk@xxxxxxx>
> ---
> builtin/receive-pack.c | 23 +++++++----------------
> 1 file changed, 7 insertions(+), 16 deletions(-)
>
> diff --git a/builtin/receive-pack.c b/builtin/receive-pack.c
> index 5d7c4832c1..b04d4ad268 100644
> --- a/builtin/receive-pack.c
> +++ b/builtin/receive-pack.c
> @@ -1444,29 +1444,22 @@ static const char *push_to_checkout(unsigned char *hash,
>
> static const char *update_worktree(unsigned char *sha1, const struct worktree *worktree)
> {
> - const char *retval, *work_tree, *git_dir = NULL;
> + const char *retval, *git_dir;
> struct strvec env = STRVEC_INIT;
>
> - if (worktree && worktree->path)
> - work_tree = worktree->path;
> - else if (git_work_tree_cfg)
> - work_tree = git_work_tree_cfg;
> - else
> - work_tree = "..";
> + if (!worktree || !worktree->path)
> + BUG("worktree->path must be non-NULL");
>
> if (is_bare_repository())
> return "denyCurrentBranch = updateInstead needs a worktree";
> - if (worktree)
> - git_dir = get_worktree_git_dir(worktree);
> - if (!git_dir)
> - git_dir = get_git_dir();
> + git_dir = get_worktree_git_dir(worktree);
>
> strvec_pushf(&env, "GIT_DIR=%s", absolute_path(git_dir));
>
> if (!find_hook(push_to_checkout_hook))
> - retval = push_to_deploy(sha1, &env, work_tree);
> + retval = push_to_deploy(sha1, &env, worktree->path);
> else
> - retval = push_to_checkout(sha1, &env, work_tree);
> + retval = push_to_checkout(sha1, &env, worktree->path);
>
> strvec_clear(&env);
> return retval;
> @@ -1587,9 +1580,7 @@ static const char *update(struct command *cmd, struct shallow_info *si)
> }
>
> if (do_update_worktree) {
> - ret = update_worktree(new_oid->hash,
> - find_shared_symref(worktrees, "HEAD",
> - name));
> + ret = update_worktree(new_oid->hash, worktree);
> if (ret)
> goto out;
> }
