From: "Grein, Christoph" <christoph.grein@eurocopter.com>
Subject: Re: new_line in a put_line
Date: Thu, 5 Dec 2002 07:16:10 +0100 (MET)
Date: 2002-12-05T07:16:10+01:00 [thread overview]
Message-ID: <mailman.1039069442.7052.comp.lang.ada@ada.eu.org> (raw)
> You might also pack seizing the mutex into a "proxy" object
> (File_Channel):
>
> type File_Channel is limited private;
> procedure Put (File : in out File_Channel; Text : String);
> procedure Put_Line (File : in out File_Channel; Text : String);
> procedure New_Line (File : in out File_Channel; Text : String);
> ...
> private
> type File_Channel is
> new Ada.Finalization.Limited_Controlled with null record;
> procedure Initialize (File : in out File_Channel);
> procedure Finalize (File : in out File_Channel);
>
> Initialize would seize the mutex, Finalize would release it. Thus only
> one instance of File_Channel may exist at a time.
No, nothing prevents you from declaring lots of File_Channel objects concurrently, even
arrays of them.
next reply other threads:[~2002-12-05 6:16 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-12-05 6:16 Grein, Christoph [this message]
2002-12-05 9:44 ` new_line in a put_line Dmitry A. Kazakov
-- strict thread matches above, loose matches on Subject: below --
2002-12-05 6:28 Grein, Christoph
2002-12-05 14:19 ` Stephen Leake
2002-12-04 10:03 Grein, Christoph
2002-12-03 11:52 Grein, Christoph
2002-12-04 9:39 ` Fraser Wilson
2002-12-02 5:36 Vlad
2002-12-02 9:47 ` Preben Randhol
2002-12-02 17:04 ` Frank J. Lhota
2002-12-05 11:10 ` Preben Randhol
2002-12-02 10:14 ` Dmitry A. Kazakov
2002-12-02 14:57 ` Matthew Heaney
2002-12-03 11:33 ` Fraser Wilson
2002-12-03 15:01 ` Dmitry A. Kazakov
2002-12-04 9:31 ` Fraser Wilson
2002-12-04 14:10 ` Dmitry A. Kazakov
2002-12-04 15:23 ` Robert A Duff
2002-12-04 16:15 ` Dmitry A. Kazakov
2002-12-04 18:11 ` tmoran
2002-12-04 20:21 ` Simon Wright
2002-12-05 9:36 ` Dmitry A. Kazakov
2002-12-05 22:40 ` tmoran
2002-12-04 15:25 ` Stephen Leake
2002-12-04 16:55 ` Jeffrey Carter
2002-12-04 17:24 ` Stephen Leake
2002-12-04 17:43 ` Warren W. Gay VE3WWG
2002-12-05 1:31 ` Jeffrey Carter
2002-12-05 18:11 ` Warren W. Gay VE3WWG
2002-12-02 15:49 ` Robert A Duff
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