Re: [gentoo-user] Set a property on a file and have it remove when the file is modified?

[Erik <esigra@gmail.com>]

Matthias Guede skrev:
> 2008/3/1, Erik <esigra@gmail.com>:
>   
>> Is it possible to set a property on a file and have it remove
>>  automatically when the file is modified?
>>
>>  Suppose that we have a style checker that checks a lot of source code
>>  files. Once it examined a file and found it to be clean, it should set a
>>  property on the file ("style-clean"). Whenever the style checker is
>>  executed it skips files with this property. Whenever the file is
>>  modified, the filesystem removes the property.
>>
>>  Is this possible? Which filesystems does it work on?
>>     
>
> One solution would be using 'make'.  With rules like the following
> only modified files will
> be proceeded:
>
> timestamp: myFile
>           doSomthingWidth myFile
>           touch timestamp
>   

We have thought about that, but we would like to avoid having a parallel 
file hierarchy of timestamp files for our source tree. Therefore 
something like the archive attribute (suggested by Etanoi Shrdlu) would 
be better.
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