RE: [boost] regex lib: regex_grep w/ match_posix broken?

From: Benzinger, Ralph (ralph.benzinger_at_[hidden])
Date: 2004-04-07 07:24:46

> > Is it just me or does regex_grep return overlapping matches 
> > when using the match_posix flag?  More specifically, grepping regex
> > "a+" over text "-aaa-" will find matches "aaa", "aa", and "a" at
> > offsets 1, 2, and 3, respectively.
> 
> Yep, there's a fix going into cvs now, the patch is:
> 
> Index: perl_matcher_common.hpp
> <       search_base = position = (*m_presult)[0].second;
> >       search_base = position = m_result[0].second;

John,

Thanks for the quick response.  This works almost :-), but now the regex_grep misses consecutive matches: grepping regex "aaa" over "-aaaaaa-" will find only one match "aaa" at offset 1, but not the one at offset 4.  Grepping over "-aaa-aaa-" works, though.

Ralph