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From: David Botton <David@Botton.com>
Subject: Re: Strings and reading from a file
Date: 1999/05/13
Message-ID: <373B93FC.9E89E2C2@Botton.com>#1/1
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References: <7han2q$jkp$1@news.iinet.net.au> <37399913.BD928DD1@pwfl.com>
 <7hevh1$g08$1@nnrp1.deja.com> <7hf2bc$imm$1@nnrp1.deja.com>
 <7hf611$16i$1@cnn.Princeton.EDU>
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May I include your code on The Ada Source Code Treasury at AdaPower.com?

David Botton


"Martin C. Carlisle" wrote:
> 
> I can't imagine!  Probably something more like:
> 
> function Next_Line(File : in Ada.Text_IO.File_Type :=
>    Ada.Text_Io.Standard_Input) return String is
>    Answer : String(1..256);
>    Last   : Natural;
> begin
>    Ada.Text_IO.Get_Line(File => File,
>       Item => Answer,
>       Last => Last);
>    if Last = Answer'Last then
>       return Answer & Next_Line;
>    else
>       return Answer(1..Last);
>    end if;
> end Next_Line;
> 
> --Martin
> 
> In article <7hf2bc$imm$1@nnrp1.deja.com>,  <dennison@telepath.com> wrote:
> >In article <7hevh1$g08$1@nnrp1.deja.com>,
> >> Make the function recursive, and it can return a string of any length,
> >> eliminating that nagging worry about strings that are longer than
> >> whatever magic number you used in the function.
> >
> >Surely you don't mean (forgive me if Deja decides to throw away my
> >formatting):
> >
> >function Next_Line return String is
> >   Char : Character;
> >   Next_Char : Character;
> >   EOL  : Boolean;
> >begin
> >   Get (Char);
> >   Look_Ahead (Next_Char, EOL);
> >   if EOL then
> >      return (1 => Char);
> >   else
> >      return Char & Next_Line;
> >   end if;
> >end Next_Line;
> >
> >I think we may have just smoked out a Lisp programmer...
> >
> >--
> >T.E.D.
> >
> >
> >--== Sent via Deja.com http://www.deja.com/ ==--
> >---Share what you know. Learn what you don't.---
> 
> --
> Martin C. Carlisle, Asst Prof of Computer Science, US Air Force Academy
> carlislem@acm.org, http://www.usafa.af.mil/dfcs/bios/carlisle.html
> DISCLAIMER:  This content in no way reflects the opinions, standards or
> policy of the US Air Force Academy or the United States Government.