From: Matt Rose <mattrose@...>
Date: 2006-09-13T09:46:53+09:00
Subject: Re: Filtering files while copying/moving.

I've done an even uglier hack for my makefiles at work.

I'd definitely be interested in it if you came up with something like  
this.

Matt

On 11-Sep-06, at 10:45 AM, Ola Bini wrote:

> Hi,
>
> I have the need to filter files, replacing in-place-tokens with  
> variables during the copy. I would like to be able to do something  
> like this:
>
> FileUtils.filter_cp_r from_dir, to_dir, { "SERVER1" =>  
> "s1.example.com",
>          /LDAP_SERVER_([\d])/ => "l\\1.example.com" }
> and those files will be copied, but modified so that in the  
> destination dir, all occurances of SERVER1 have been changed to  
> s1.example.com and the regexp substituted with the substitution  
> string.
>
> Is there any library for this? I've looked but not found. My  
> current approach is to create a small lib for this myself, using  
> FileUtils, Find and Tempfile. But it feels like this should be a  
> common operation, especially when doing installation scripts.
>
> And before someone suggests it: no, I'm not at liberty to change  
> the tokens, so I can't embed ERb-tags in the source material.
>
> -- 
>  Ola Bini (http://ola-bini.blogspot.com)
>  JvYAML, RbYAML, JRuby and Jatha contributor
>  System Developer, Karolinska Institutet (http://www.ki.se)
>  OLogix Consulting (http://www.ologix.com)
>
>  "Yields falsehood when quined" yields falsehood when quined.
>