Function save_todo

sequencer.c:3627–3667

}

static int save_todo(struct todo_list *todo_list, struct replay_opts *opts,
		     int reschedule)
{
	struct lock_file todo_lock = LOCK_INIT;
	const char *todo_path = get_todo_path(opts);
	int next = todo_list->current, offset, fd;

	/*
	 * rebase -i writes "git-rebase-todo" without the currently executing
	 * command, appending it to "done" instead.
	 */
	if (is_rebase_i(opts) && !reschedule)
		next++;

	fd = hold_lock_file_for_update(&todo_lock, todo_path, 0);
	if (fd < 0)
		return error_errno(_("could not lock '%s'"), todo_path);
	offset = get_item_line_offset(todo_list, next);
	if (write_in_full(fd, todo_list->buf.buf + offset,
			todo_list->buf.len - offset) < 0)
		return error_errno(_("could not write to '%s'"), todo_path);
	if (commit_lock_file(&todo_lock) < 0)
		return error(_("failed to finalize '%s'"), todo_path);

	if (is_rebase_i(opts) && !reschedule && next > 0) {
		const char *done = rebase_path_done();
		int fd = open(done, O_CREAT | O_WRONLY | O_APPEND, 0666);
		int ret = 0;

		if (fd < 0)
			return 0;
		if (write_in_full(fd, get_item_line(todo_list, next - 1),
				  get_item_line_length(todo_list, next - 1))
		    < 0)
			ret = error_errno(_("could not write to '%s'"), done);
		if (close(fd) < 0)
			ret = error_errno(_("failed to finalize '%s'"), done);
		return ret;
	}
	return 0;
}

static int save_opts(struct replay_opts *opts)
{