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Re: [Bug-tar] option --portability not recognized
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From: |
Eric Blake |
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Subject: |
Re: [Bug-tar] option --portability not recognized |
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Date: |
Fri, 14 May 2010 16:51:38 -0600 |
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User-agent: |
Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.9) Gecko/20100430 Fedora/3.0.4-3.fc13 Lightning/1.0b1 Mnenhy/0.8.2 Thunderbird/3.0.4 |
On 05/14/2010 04:40 PM, Bruno Haible wrote:
> Hi,
>
> With tar-1.23, "tar --help" says in particular:
>
> --old-archive, --portability
> same as --format=v7
>
> But these options are not recognized:
>
> $ tar cf - -C /mnt --old-archive . > /dev/null
> tar: --old-archive: (PROGRAM ERROR) Option should have been recognized!?
> Try `tar --help' or `tar --usage' for more information.
The bug is in your usage pattern. Again, the manual is explicit that
non-dashed short options behave differently than dashed short options.
You meant:
$ tar -cf - -C /mnt --old-archive . > /dev/null
--
Eric Blake address@hidden +1-801-349-2682
Libvirt virtualization library http://libvirt.org
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