You gave me some ideas and directions to look atthank you Ze'ev Atlas


      From: "p...@hermes.cam.ac.uk" <p...@hermes.cam.ac.uk>
wrote

I'm not sure I can help without knowing more about what kind of API you 
are defining. The ovector in the standard API is provided by the user as 
part of the match data block, created by calling pcre2_match_data_create.
As it contains only offsets, there shouldn't be any need to translate 
it.

In the standard API the subject string is passed to pcre2_match() either 
with a length or as a zero-terminated string (in which case 
pcre2_match() calculates its length when it starts up). If you are 
inventing some new function called, say, pcre2_translate_match() with 
identical arguments to pcre2_match(), then it can find the length if 
necessary, copy the subject to some new memory while translating it, and 
then call pcre2_match() with the known length. The offsets returned in 
the ovector should apply to either the translated subject or to the 
original - as I understand it your translation doesn't alter the length.

Philip

-- 
Philip Hazel

   
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