Thank Erich for clarifying the issue.

I will keep prereqs stuff as it is now and I hope that not many people
complain about having another directory (packages/oda/prereqs).

Regards,

- DongInn

Erich Focht wrote:
> 2007/4/16, DongInn Kim <[EMAIL PROTECTED]>:
>   
>>> Why should we re-invent the wheel ? In the config.xml file, we have a whole
>>> bunch of tags to describe package dependancies. If config.xml schema does 
>>> not
>>> handle your problem, it can be updated.
>>>
>>>       
>> Jean, good point. But we have not written a code to handle the prereq
>> configuration in packages/*/config.xml and we have never put the prereq
>> configuration in config.xml. So would you re-write whole codes to take
>> care of prereqs by putting all the other prereqs to config.xml and then
>> write/call another code to parse the config.xml to use the prereq config
>> at the proper point? Looks like this is more work for me. If I am
>> missing your point, please correct me.
>> Anyways, nonetheless if having the prereqs in config.xml is a right
>> thing to do for the future, I think we have to consider doing it this way.
>>     
>
> This is a "chicken or egg" problem. Before config.xml can be parsed
> one needs to get the prereqs installed. The prereqs enable the system
> to parse config.xml files. So the prereqs must run allways and have no
> requirements like XML parser and so on. prereq.cfg also contains
> instructions to delete certain packages, as well as invoke particular
> external scripts. Don't know if anybody remembers the mess before
> prereq.cfg, that's not so long ago, BTW.
>
> Regards,
> Erich
>
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-- 
- DongInn


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