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To: Steph Fox <steph@zend.com>
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References: <44405E58.8040808@lerdorf.com> <44409342.4030706@php.net> <11b601c66057$76abf540$6602a8c0@foxbox> <44409681.8010406@php.net> <11cb01c6605a$0aab4f00$6602a8c0@foxbox> <44409A09.1000207@php.net> <11e401c6605c$40f9faa0$6602a8c0@foxbox>
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Subject: Re: [PHP-DEV] script upgrading program was Re: [PHP-DEV] Re: Summer
	of Code
From: lsmith@php.net (Lukas Smith)

Steph Fox wrote:
>> Steph Fox wrote:
>>> I wasn't thinking of writing something in PHP... there'd be no way 
>>> for userland code to 'see' half the stuff that needed changing.
>>
>> I was not implying it would have to. But I also do not see why it 
>> should not be possible to do it in PHP.
> 
> If you wrote something like this in PHP you'd necessarily be searching 
> for patterns in the code. In C you'd be working with tokens directly - 
> coding style wouldn't be an issue.

Isnt that what we have ext/tokenizer for?

regards,
Lukas