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Subject:	Re: RFE: find <path> -d -size 0 => doesn't find empty directories
To:	cygwin AT cygwin DOT com
References:	<5BDA347D DOT 8070909 AT tlinx DOT org>
From:	Mark Geisert <mark AT maxrnd DOT com>
Message-ID:	<a0f243ea-c208-1ad2-84c2-3f2d1815cc99@maxrnd.com>
Date:	Wed, 31 Oct 2018 18:16:37 -0700
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In-Reply-To:	<5BDA347D.8070909@tlinx.org>

L A Walsh wrote:
> Something I can use on my /tmp files on linux is a find command:
>
> find /tmp -size 0 -delete
>
> to delete zero-len-files or empty-directories in /tmp.
>
> Unfortunately, due to directories really not being in the user
> disk data space, but in the MFT(zone) (I think), the size
> comes back as zero ('0') for directories.
>
> Would it be possible (if not problematic) for the cygwin
> emulation layer to return some non-zero value if the
> directory has actual entries in it (ignoring structural
> values like "." and "..")?  Maybe return as 'size' either
> a dummy number proportional to #entries (like 10*#entries),
> or something like summing up actual number (+1) of characters
> in the file list?
>
> Would that be difficult to do, or add?

Try 'find -d -empty'

..mark


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