Re: [PATCH v3 11/19] dir.c: use a single struct exclude_list per source of excludes

> That's a valid point.  However, the ary[0] part which assumes external
> knowledge of the internal implementation can trivially be avoided by
> squashing this patch onto the commit we are discussing:
>
> diff --git a/builtin/clean.c b/builtin/clean.c
> index dd89737..6e21ca6 100644
> --- a/builtin/clean.c
> +++ b/builtin/clean.c
> @@ -45,6 +45,7 @@ int cmd_clean(int argc, const char **argv, const char *prefix)
>  	static const char **pathspec;
>  	struct strbuf buf = STRBUF_INIT;
>  	struct string_list exclude_list = STRING_LIST_INIT_NODUP;
> +	struct exclude_list *el;
>  	const char *qname;
>  	char *seen = NULL;
>  	struct option options[] = {
> @@ -97,10 +98,9 @@ int cmd_clean(int argc, const char **argv, const char *prefix)
>  	if (!ignored)
>  		setup_standard_excludes(&dir);
>  
> -	add_exclude_list(&dir, EXC_CMDL);
> +	el = add_exclude_list(&dir, EXC_CMDL);
>  	for (i = 0; i < exclude_list.nr; i++)
> -		add_exclude(exclude_list.items[i].string, "", 0,
> -			    &dir.exclude_list_group[EXC_CMDL].el[0]);
> +		add_exclude(exclude_list.items[i].string, "", 0, el);
>  
>  	pathspec = get_pathspec(prefix, argv);
>
>
> and by adopting the same approach for ls-files.c: