[Bug 1065627] New: Review Request: pire - Perl Incompatible Regular Expressions library

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https://bugzilla.redhat.com/show_bug.cgi?id=1065627

            Bug ID: 1065627
           Summary: Review Request: pire - Perl Incompatible Regular
                    Expressions library
           Product: Fedora
           Version: rawhide
         Component: Package Review
          Severity: medium
          Priority: medium
          Assignee: nobody@xxxxxxxxxxxxxxxxx
          Reporter: cickumqt@xxxxxxxxx
        QA Contact: extras-qa@xxxxxxxxxxxxxxxxx
                CC: package-review@xxxxxxxxxxxxxxxxxxxxxxx



Spec URL: http://cicku.me/pire.spec
SRPM URL: http://cicku.me/pire-0.0.5-1.fc21.src.rpm
Description: Pire is developed in Yandex (http://company.yandex.ru/) as a part
of its web crawler. It aims at checking a huge amount of text against
relatively many regular expressions. Roughly speaking, it can just check
whether given text 
maches the certain regexp, but can do it really fast (more than 400 MB/s on 
our hardware is common). Even more, multiple regexps can be combined together,
giving capability to check the text against apx.10 regexps in a single pass 
(and mantaining the same speed).

Since Pire examines each character only once, without any lookaheads
or rollbacks, spending about five machine instructions per each character,
it can be used even in realtime tasks.

On the other hand, Pire has very limited functionality (compared to
other regexp libraries). Pire does not have any Perlish conditional
regexps, lookaheads & backtrackings, greedy/nongreedy matches; neither
has it any capturing facilities.
Fedora Account System Username: cicku

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