tar -u adds all files regardless of mod date

Tim Kientzle tim at kientzle.com
Tue Sep 27 08:56:07 PDT 2005


Thanks, Gareth.

I'm hoping to get some time this week to backport a lot of changes from
bsdtar/libarchive in -CURRENT back to 5-STABLE.  I'll let you know when
I get that done.

Tim

Gareth Bailey wrote:
> Just to add, I seem to be experiencing similar behaviour using the -P option:
> 
> # tar -P -cvf archive.tar /usr/archive/Pimani/
> .. files get added
> # tar -P -uvf archive.tar /usr/archive/Pimani/
> a /usr/archive/Pimani/Pimani Presentation/multimedia/August
> 2005/LM_001_PRINT_050119/Thumbs.db
> a /usr/archive/Pimani/Pimani Presentation/multimedia/August 2005/26
> August/t-shirtlogomany.gif
> 
> Result: Directory structure was static but two files were added again.
> 
> The non-absolute path workaround worked fine:
> 
> # cd /
> # tar -cvf archive.tar usr/archive/Pimani/
> .. files added
> # tar -uvf archive.tar usr/archive/Pimani/
> 
> Result: No files were added again (good).
> 
> Just to bring to your attention.
> 
> Gareth Bailey
> 
> On 9/27/05, Gareth Bailey <gjbailey at gmail.com> wrote:
> 
>>Hi Tim,
>>
>>
>>>5-STABLE is sufficiently different that the patch doesn't apply,
>>>unfortunately.  It will take me a few days to figure out whether
>>>it's best to work up a different patch for 5-STABLE or whether
>>>I should MFC a lot of work from 6-STABLE to 5-STABLE.
>>
>>Unfortunately our server is also on the 5 stable branch.
>>
>>
>>>Please check that the following does work (without the leading '/'):
>>>
>>>  tar -cf foo.tar usr/dir_a/dir_b
>>>  tar -uvf foo.tar usr/dir_a/dir_b
>>
>>This works just fine. Thank you for response and suggested workarounds.
>>
>>Gareth Bailey
>>
> 
> 
> 
> 




More information about the freebsd-questions mailing list