From: Robert A Duff <bobduff@shell01.TheWorld.com>
Subject: Re: Ada 'hello world' for Android; success!
Date: Thu, 03 Nov 2011 11:24:43 -0400
Date: 2011-11-03T11:24:43-04:00 [thread overview]
Message-ID: <wccaa8dp6tg.fsf@shell01.TheWorld.com> (raw)
In-Reply-To: 8239e5mo9q.fsf@stephe-leake.org
Stephen Leake <stephen_leake@stephe-leake.org> writes:
> I agree this use of 'access' is different, since it is 'access
> procedure', not 'access object'; no allocations are needed. But I
> suspect some purists would still object :).
"not null access procedure" is pretty safe. It can't fail a null check.
And there's no Unchecked_Deallocation or Unchecked_Access, so it
can't dangle. (In GNAT, you can use the non-standard
'Unrestricted_Access to create dangling access-to-proc.)
So, yes, it's totally different from an access to object.
I wish the syntax were just "procedure...", leaving off the
"not null access", which is just noise.
- Bob
next prev parent reply other threads:[~2011-11-03 15:24 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-10-27 1:18 Ada 'hello world' for Android; success! Stephen Leake
2011-10-27 7:12 ` Alex R. Mosteo
2011-10-28 12:51 ` Stephen Leake
2011-10-27 10:50 ` Jeffrey Creem
2011-10-28 13:01 ` Stephen Leake
2011-10-27 10:58 ` Brian Drummond
2011-10-28 1:37 ` Shark8
2011-10-28 12:22 ` Anatoly Chernyshev
2011-10-29 13:37 ` Stephen Leake
2011-10-29 14:46 ` Anatoly Chernyshev
2011-10-29 20:47 ` Brad Moore
2011-10-29 21:59 ` Anatoly Chernyshev
2011-10-30 3:51 ` Brad Moore
2011-10-30 7:20 ` Anatoly Chernyshev
2011-10-30 10:56 ` Stephen Leake
2011-10-30 17:32 ` Brad Moore
2011-10-29 15:32 ` Georg Bauhaus
2011-10-29 16:09 ` Simon Wright
2011-10-29 17:32 ` tmoran
2011-10-30 11:38 ` Stephen Leake
2011-10-29 20:51 ` Brad Moore
2011-10-30 11:32 ` Stephen Leake
2011-10-31 22:34 ` Randy Brukardt
2011-11-01 8:41 ` Stephen Leake
2011-11-01 9:30 ` Georg Bauhaus
2011-11-02 15:55 ` Stephen Leake
2011-11-02 17:37 ` Robert A Duff
2011-11-08 3:56 ` Randy Brukardt
2011-11-03 0:37 ` Georg Bauhaus
2011-11-03 11:36 ` Stephen Leake
2011-11-03 15:24 ` Robert A Duff [this message]
2011-11-03 18:43 ` Pascal Obry
2011-11-03 22:14 ` Georg Bauhaus
2011-11-04 8:48 ` Dmitry A. Kazakov
2011-11-04 12:18 ` Stephen Leake
2011-11-04 15:03 ` Georg Bauhaus
2011-11-05 16:56 ` Stephen Leake
2011-11-01 9:52 ` Dmitry A. Kazakov
2011-11-02 15:59 ` Stephen Leake
2011-11-02 16:27 ` Dmitry A. Kazakov
2011-11-02 17:38 ` Simon Wright
2011-11-10 17:25 ` Stephen Leake
2011-11-27 15:18 ` mockturtle
2011-11-28 22:35 ` Ada 'hello world' for Android; success! (but music player failure) Stephen Leake
2011-11-29 11:23 ` Georg Bauhaus
2011-11-30 3:33 ` Stephen Leake
2011-11-30 18:57 ` Georg Bauhaus
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