Article View: comp.lang.postscript
Article #8781Re: Compiled PostScript
From: Lance Welsh
Date: Mon, 08 Jan 1990 20:02
Date: Mon, 08 Jan 1990 20:02
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If these people think that parsing PS and writing grammars is a trivial snap: woody@rpp386.cactus.org (Woodrow Baker) writes: > Actually, a Compiled version of PS is not unreasonable. Given a good > BNF of the language, YACC and LEX should make the parser a snap. From: rcd@ico.isc.com (Dick Dunn) > The BNF of PostScript is so trivial it's (a) uninteresting and (b) > unhelpful. The parser is a snap; it would be kinda dumb to use YACC for > it. (Of *course* the parser is simple--that's one of the arguments for > using a postfix stack-oriented language!) From: rcd@ico.isc.com (Dick Dunn) > It's trivial to write a context-free grammar for PostScript. And that's > not the reason for not compiling it. then why have we never seen anyone post a BNF for postscript or a public domain parser? I'll bet it's harder than they think. -Lance P. Welsh uunet!jvc!lpw JVC Laboratory of America
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!clyde.concordia.ca!uunet!jvc!lpw From: lpw@jvc.UUCP (Lance Welsh) Newsgroups: comp.lang.postscript Subject: Re: Compiled PostScript Summary: BNF or parser trivial snap? Message-ID: <550@jvc.UUCP> Date: 8 Jan 90 20:02:50 GMT References: <POLLACK.89Dec4133944@toto.cis.ohio-state.edu> <28@macuni.mqcc.mq.oz> <1989Dec31.053812.3410@ico.isc.com> Distribution: comp Organization: JVC Laboratory of America Lines: 21