Re: Thread Safe Lexer and Parser?

johnm@soda.CSUA.Berkeley.EDU (John D. Mitchell)
Wed, 2 Aug 1995 19:02:29 GMT

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Thread Safe Lexer and Parser? aaron0@netcom.com (1995-07-27)
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Re: Thread Safe Lexer and Parser? johnm@soda.CSUA.Berkeley.EDU (1995-08-02)
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Newsgroups: comp.compilers
From: johnm@soda.CSUA.Berkeley.EDU (John D. Mitchell)
Keywords: lex, yacc, parallel, PCCTS
Organization: Computer Science Undergrad Assoc., Univ. of Calif. Berkeley
References: 95-08-013
Date: Wed, 2 Aug 1995 19:02:29 GMT

Aaron, just Aaron <aaron0@netcom.com> wrote:
>This is what I want to do:
> Instantiate, when needed, any number of indepenendent scanners, each with
> its own associated parser. Each scanner and parser would have its own
> tables and state variables.
[...]
>? Are there thread safe scanner and parser generators other than lex and
>yacc available?


This is doable using the Purdue Compiler Construction ToolSet
(PCCTS). You can tell it to generate C++ output with a command line
flag. It builds C++ classes which can be subclassed if you like.
Note that it generates predicated-LL(k) parsers.


Check out the comp.compilers.tools.pccts newsgroup or
ftp://ftp.parr-research.com/pub/pccts/




Take care,
John
--


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