Re: [PATCH v3 04/11] xfsprogs: Add ifdef dirent checks where it was missing

[Christoph Hellwig <hch@xxxxxxxxxxxxx>]

> diff --git a/io/readdir.c b/io/readdir.c
> index 20b8898..ed8f04d 100644
> --- a/io/readdir.c
> +++ b/io/readdir.c
> @@ -104,12 +104,16 @@ read_directory(
>               if (!dirent)
>                       break;
>  
> +#ifdef _DIRENT_HAVE_D_RECLEN
>               *total += dirent->d_reclen;
> +#endif

You probably want to use d_namen + sizeof(*dirent) to approimate
the value if d_reclen doesn't exist.

>               count++;
>  
>               if (dump) {
>                       dump_dirent(offset, dirent);
> +#ifdef _DIRENT_HAVE_D_OFF
>                       offset = dirent->d_off;
> +#endif

We're only using the offset for dumping the value, maybe setting
it to 0 and adding a comment explaining it should go into the else
branch here?