Re: Pondering the future of lexical analysis

"Aharon Robbins" <arnold@skeeve.com>
20 Oct 2002 22:54:16 -0400

          From comp.compilers

Related articles
Pondering the future of lexical analysis clint@0lsen.net (Clint Olsen) (2002-10-18)
Re: Pondering the future of lexical analysis jmcenerney@austin.rr.com (John McEnerney) (2002-10-20)
Re: Pondering the future of lexical analysis snicol@apk.net (Scott Nicol) (2002-10-20)
Re: Pondering the future of lexical analysis whopkins@alpha2.csd.uwm.edu (Mark) (2002-10-20)
Re: Pondering the future of lexical analysis arnold@skeeve.com (Aharon Robbins) (2002-10-20)
| List of all articles for this month |

From: "Aharon Robbins" <arnold@skeeve.com>
Newsgroups: comp.compilers
Date: 20 Oct 2002 22:54:16 -0400
Organization: Pioneer Consulting, Ltd.
References: 02-10-068
Keywords: lex
Posted-Date: 20 Oct 2002 22:54:16 EDT

The moderator nattered:
>[I know there are Unicode versions of lex, such as the one from plan
>9. And yes, you only need to store valid transitions. One technique
>is to store the highest and lowest valid tokens in each state and a
>vector of transitions [lowest,highest]. -John]


I seem to recall from the 9fans list (comp.os.plan9) that the Plan 9
lex actually doesn't do Unicode; noone at Bell Labs bothered to update it.
They seem to prefer hand-written scanners.


I expect a google search could clarify the matter.


Arnold
--
Aharon (Arnold) Robbins --- Pioneer Consulting Ltd. arnold@skeeve.com
P.O. Box 354 Home Phone: +972 8 979-0381 Fax: +1 928 569 9018
Nof Ayalon Cell Phone: +972 51 297-545
D.N. Shimshon 99785 ISRAEL


Post a followup to this message

Return to the comp.compilers page.
Search the comp.compilers archives again.