From: "kaak" <the_kaak@hotmail.com>
Subject: Re: Linked List in ada
Date: Wed, 19 Jun 2002 05:53:06 GMT
Date: 2002-06-19T05:53:06+00:00 [thread overview]
Message-ID: <6%UP8.31213$9b.3946299@typhoon.austin.rr.com> (raw)
In-Reply-To: 1aSP8.91747$6m5.78798@rwcrnsc51.ops.asp.att.net
thanks :)
"SteveD" <nospam_steved94@attbi.com> wrote in message
news:1aSP8.91747$6m5.78798@rwcrnsc51.ops.asp.att.net...
> "kaak" <the_kaak@hotmail.com> wrote in message
> news:NfPP8.30076$9b.3149846@typhoon.austin.rr.com...
> > I'm curious about linked lists and pointers in ada. I'm not sure exactly
> how
> > they work.
> >
> > This is the code i have so far:
> >
> > procedure insertRear(header:in out ptr; x: integer) is
> >
> > p: ptr;
> > q: ptr;
> > BEGIN
> > p = new node;
> > p.key = x;
> > q = header;
> >
> > loop:
> > exit when q.next = null;
> > if q.next then
> > q = q.next;
> > else
> > exit;
> > end if;
> > end loop;
> >
> > q.next = p
> >
> > I don't think the syntax is right with the pointers. and ideas?
> >
> Here are a few hints:
> In Ada assignment is done with the ":=" operator not "=".
> The only value permitted as the condition of an if statement is an
> expression that evaluates to a boolean.
> Labels end with a colon, the beginning of a loop does not.
> If you try compiling the program, most compilers will direct you to
these
> simple errors.
> If your program is small, go ahead and post a working example, you'll
> generally get a better response that way. If your program is large, try
> creating a small version that reproduces just the part you have in
question.
>
> SteveD
>
>
>
prev parent reply other threads:[~2002-06-19 5:53 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-06-18 23:21 Linked List in ada kaak
2002-06-19 0:50 ` tmoran
2002-06-19 5:54 ` kaak
2002-06-19 7:46 ` tmoran
2002-06-19 16:10 ` Mark Johnson
2002-06-20 1:58 ` SteveD
2002-06-20 6:50 ` Adrian Hoe
2002-06-19 2:39 ` SteveD
2002-06-19 5:53 ` kaak [this message]
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