[OpenIndiana-discuss] Deleting empty directories

[Michelle]

Thanks Tim.

That's very useful learning info. I didn't know about the --prune-
empty-dirs option.

I guess I'm guilty of cribbing what I need from the internet and never
learning things properly.

Oh for the time to do all the things I would like to!

Many thanks,

Michelle.

On Wed, 2023-08-02 at 16:32 -0500, Tim Mooney via openindiana-discuss
wrote:
> In regard to: [OpenIndiana-discuss] Deleting empty directories,
> Michelle...:
> 
> > Basically, I extract all the flac files out of my main music
> > collection, to a separate location, (using rsync) and then I have
> > to
> > delete the empty directories that rsync has created.
> 
> You could use '--prune-empty-dirs' with rsync.
> 
> > I managed the first part, no problem. However, it's the deleting of
> > empty directories that is causing me trouble.
> > 
> > The Linux command is...
> > find /mnt/jaguar/users/michelle/FlacCopy -type d -empty -delete
> > ...however the OI version of find doesn't support -empty
> 
> No, but it supports '-depth', which means you can
> 
>         find /mnt/jaguar/users/michelle/FlacCopy -depth -type d \
>                 -exec rmdir {} \; 2>/dev/null
> 
> That will fail *a lot*, but the error messages are thrown away and
> the
> empty directories will be deleted.
> 
> or if you have GNU fileutils installed (so 'grmdir' exists)
> 
>         find /mnt/jaguar/users/michelle/FlacCopy -depth -type d \
>                 -exec grmdir --ignore-fail-on-non-empty {} \;
> 
> -depth is important for either of these to work.
> 
> The best part of both of those is that you can insert 'echo' between
> '-exec' and the start of the command, and it will show you what it's
> going to do without doing it.  If you like what you see, just remove
> the
> 'echo'.
> 
> > I've tried to install gfind, but that doesn't appear to be
> > available.
> 
> Someone else already answered with the correct pkg FMRI.
> 
> Tim