Thread View: gmane.comp.ai.prolog.swi
1 messages
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Started by Daniel Lakeland
Fri, 19 Apr 2002 17:20
tail recursion not working?
Author: Daniel Lakeland
Date: Fri, 19 Apr 2002 17:20
Date: Fri, 19 Apr 2002 17:20
60 lines
1586 bytes
1586 bytes
From dlakelan@street-artists.org Sat Apr 20 10: 20:54 2002 List-Unsubscribe: <mailto:prolog-request@swi.psy.uva.nl?subject=unsubscribe> List-Help: <mailto:prolog-request@swi.psy.uva.nl?subject=help> Precedence: list List-Post: <mailto:prolog@swi.psy.uva.nl> X-Loop: prolog@swi.psy.uva.nl List-Subscribe: <mailto:prolog-request@swi.psy.uva.nl?subject=subscribe> X-Status: N User-Agent: Mutt/1.3.27i Resent-Sender: prolog-request@swi.psy.uva.nl Content-Disposition: inline X-Mailing-List: <prolog@swi.psy.uva.nl> archive/latest/1991 Status: R I'm running swipl v 5.0.0 on Debian linux. I've got a simple predicate: printstring printstring([]) :- !. printstring('') :- !. printstring(Atom) :- atom(Atom), !, write(Atom). printstring([H|T]) :- put(H), !, printstring(T). when I print a big string (say 4 or 5k) I get a local stack error. I'm running a little script that works like this: #!/usr/bin/swipl -O -t go(1) -s :- set_prolog_flag(tail_recursion_optimisation,true). :- ensure_loaded('myloader'), load. What am I doing wrong? (besides using lists of codes instead of string objects :-)) -- Daniel Lakeland dlakelan@endpointcomputing.com http://www.endpointcomputing.com ---------------- * To UNSUBSCRIBE, please use the HTML form at http://www.swi.psy.uva.nl/projects/SWI-Prolog/index.html#mailinglist or send mail to prolog-request@swi.psy.uva.nl using the Subject: "unsubscribe" (without the quotes) and *no* message body. ** An ARCHIVE of this list is maintained at http://www.swi.psy.uva.nl/projects/SWI-Prolog/mailinglist/archive/
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