Author: Philip Hazel Date: To: Galloth CC: pcre-dev Subject: Re: [pcre-dev] Creating FA from PCRE rules
On Wed, 15 Jul 2009, Galloth wrote:
> I would like to create Final automata from the PCRE patterns. (I know,
> that some features can not be transform into FA, so this features will
> be ignored). I am planning to use flex/bison to parse PCRE patterns.
> Therefore I would like to ask if there is any grammar for PCRE rules.
> The only detailed description I know are manpages for the PCRE library
> and Perl documentation, which simply contains all possible structures.
Sorry, I do not think there is any kind of formal grammar for Perl
regular expressions.
