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From "William A. Rowe, Jr." <wr...@rowe-clan.net>
Subject Re: mod_substitute docs
Date Thu, 14 Feb 2008 14:16:00 GMT
William A. Rowe, Jr. wrote:
> Eric Covener wrote:
>>
>> Anyone else +1 for flatten-as-default and providing an option such as:
>>
>> 'q'uick: Substitute more efficiently, but further substitutions will
>> not be able match across the boundaries of this substitutions
>> replacement string.
> 
> +1, anything requiring this depth-of-understanding is prone to be a 
> problem.
> 
> The optimization would have to know that the smallest pattern-match space
> is some (x) characters long, and unconditionally do a set-aside of (x-1)
> characters of trailing data from each bucket, to match across calls.
> 
> Flatten is so much simpler for the casual user.

Actually, I have a rather sick thought...

...if pcre would accept a callback for "read", where we could compose only
as large a pattern buffer as it desired, or feed char-by-char, it would
be possible to read across buckets.  Something we aught to explore.



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