Path: utzoo!news-server.csri.toronto.edu!cs.utexas.edu!usc!samsung!umich!ox.com!ox.com!emv From: emv@ox.com (Ed Vielmetti) Newsgroups: comp.lang.perl Subject: Re: Frequently Asked Questions about Perl - with Answers [Monthly posting] Message-ID: Date: 8 Mar 91 04:17:53 GMT References: <1991Mar08.025232.21050@convex.com> Sender: usenet@ox.com (Usenet News Administrator) Organization: OTA Limited Partnership, Ann Arbor MI. Lines: 23 In-Reply-To: tchrist@convex.COM's message of 8 Mar 91 02:52:32 GMT In article <1991Mar08.025232.21050@convex.com> tchrist@convex.COM (Tom Christiansen) writes: I get so tired of utilities with arbitrary, undocumented, compiled-in limits. Don't you? Speaking of which, what's the limits on the number of parentheses that a regular expression can have? I got an unpleasant message /^(scan)\s+((-(\w*))|)\s*\+(\w*)((s+((||>)(.*)))|)/: too many () in regexp at /u 1/emv/bin/smoke line 167, <> line 1. just a little while ago. it's a command line parser which understands mh-like commands and does output redirection, for commands like scan -wide +clos > /tmp/clos.out which I'm trying to do with regexps but probably should be done some other way.... -- Msen Edward Vielmetti /|--- moderator, comp.archives emv@msen.com