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From: "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de>
Subject: Re: Why no Ada.Wide_Directories?
Date: Fri, 21 Oct 2011 15:13:54 +0200
Date: 2011-10-21T15:13:54+02:00	[thread overview]
Message-ID: <u5zft12qq5ou$.5dred087ea6f.dlg@40tude.net> (raw)
In-Reply-To: j7rkri$9kg$1@dont-email.me

On Fri, 21 Oct 2011 13:25:39 +0200, J-P. Rosen wrote:

> But that is exactly what Wide_Wide_String is!

Not really. Wide_Wide_String is one possible implementation of logical
Unicode string. There can be other implementations, e.g. String,
Wide_String, UTF8_String, UTF16_String, EBCDIC_String, ASCII_String... All
these implementation must be interchangeable and implement same logical
string interface. The same applies to unbouded and fixed length strings.

> Come on! That's ultra-purism that brings zero improvement in practice.

On the contrary:

1. It would reduce by the factor 10 the number of packages;

2. It would statically ensure that the encoding is handled correctly. (I
would bet that almost any Ada program is broken with that regard);

3. It would free the programmer from the burden of premature optimization;

4. It would make design of Ada bindings much simpler and safer. E.g.
C_String could be an implementation of logical Unicode string compatible
with null-terminated C strings.

-- 
Regards,
Dmitry A. Kazakov
http://www.dmitry-kazakov.de



  parent reply	other threads:[~2011-10-21 13:13 UTC|newest]

Thread overview: 100+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-10-14  6:58 Why no Ada.Wide_Directories? Michael Rohan
2011-10-14  7:39 ` Yannick Duchêne (Hibou57)
2011-10-14  9:07   ` Dmitry A. Kazakov
2011-10-14 12:48     ` Yannick Duchêne (Hibou57)
2011-10-14 12:54     ` Yannick Duchêne (Hibou57)
2011-10-15  1:06 ` ytomino
2011-10-15  6:55   ` Vadim Godunko
2011-10-15 12:34     ` ytomino
2011-10-15  8:38   ` Dmitry A. Kazakov
2011-10-15 13:12     ` Peter C. Chapin
2011-10-15 13:22       ` Ludovic Brenta
2011-10-15 14:47       ` Dmitry A. Kazakov
2011-10-16  5:48         ` Yannick Duchêne (Hibou57)
2011-10-17  0:15         ` Peter C. Chapin
2011-10-17  3:23           ` Yannick Duchêne (Hibou57)
2011-10-17  7:12           ` Simon Wright
2011-10-17  7:59           ` Dmitry A. Kazakov
2011-10-18 10:55             ` Peter C. Chapin
2011-10-18 12:27               ` Dmitry A. Kazakov
2011-10-16  5:51       ` Yannick Duchêne (Hibou57)
2011-10-17 21:41         ` Randy Brukardt
2011-10-18  7:29           ` Dmitry A. Kazakov
2011-10-18 14:06           ` Pascal Obry
2011-10-18 14:08             ` Pascal Obry
2011-10-19 21:32             ` Randy Brukardt
2011-10-17 21:33   ` Randy Brukardt
2011-10-17 23:47     ` ytomino
2011-10-18  1:10       ` Adam Beneschan
2011-10-18  2:32         ` ytomino
2011-10-18  4:46           ` ytomino
2011-10-18  9:32             ` Yannick Duchêne (Hibou57)
2011-10-18 10:00               ` Dmitry A. Kazakov
2011-10-18 10:06                 ` Yannick Duchêne (Hibou57)
2011-10-18 12:01                   ` Dmitry A. Kazakov
2011-10-18 15:02           ` Adam Beneschan
2011-10-18 15:16             ` Dmitry A. Kazakov
2011-10-18 23:42               ` Adam Beneschan
2011-10-19  8:12                 ` Dmitry A. Kazakov
2011-10-19 21:43               ` Randy Brukardt
2011-10-20  7:37                 ` Dmitry A. Kazakov
2011-10-20 11:04                   ` Yannick Duchêne (Hibou57)
2011-10-20 12:21                     ` Dmitry A. Kazakov
2011-10-20 12:38                       ` Yannick Duchêne (Hibou57)
2011-10-20 14:31                         ` Dmitry A. Kazakov
2011-10-20 15:54                           ` Yannick Duchêne (Hibou57)
2011-10-20 17:35                             ` Dmitry A. Kazakov
2011-10-21 12:53                               ` Yannick Duchêne (Hibou57)
2011-10-21 13:41                                 ` Dmitry A. Kazakov
2011-10-25 19:22                                   ` Randy Brukardt
2011-10-25 19:35                                     ` Dmitry A. Kazakov
2011-10-26 22:41                                       ` Randy Brukardt
2011-10-27  7:43                                         ` Dmitry A. Kazakov
2011-10-27 15:13                                           ` Yannick Duchêne (Hibou57)
2011-10-27 19:39                                             ` Robert A Duff
2011-10-27 21:09                                               ` Yannick Duchêne (Hibou57)
2011-10-28  7:50                                                 ` Dmitry A. Kazakov
2011-10-28  8:45                                                   ` Yannick Duchêne (Hibou57)
2011-10-28 14:59                                                     ` Dmitry A. Kazakov
2011-10-20 17:40                   ` J-P. Rosen
2011-10-20 18:43                     ` Dmitry A. Kazakov
2011-10-21 10:07                     ` Vadim Godunko
2011-10-21 11:25                       ` J-P. Rosen
2011-10-21 12:25                         ` Yannick Duchêne (Hibou57)
2011-10-21 13:13                         ` Dmitry A. Kazakov [this message]
2011-10-21 16:03                           ` Yannick Duchêne (Hibou57)
2011-10-21 18:34                             ` Dmitry A. Kazakov
2011-10-21 19:30                               ` Yannick Duchêne (Hibou57)
2011-10-21 20:02                                 ` Dmitry A. Kazakov
2011-10-21 20:36                                   ` Yannick Duchêne (Hibou57)
2011-10-22  7:54                                     ` Dmitry A. Kazakov
2011-10-22 20:28                                       ` Yannick Duchêne (Hibou57)
2011-10-22 22:23                                       ` Yannick Duchêne (Hibou57)
2011-10-23  7:53                                         ` Dmitry A. Kazakov
2011-10-25 19:16                                           ` Randy Brukardt
2011-10-21 18:55                         ` Vadim Godunko
2011-10-21 19:18                           ` J-P. Rosen
2011-10-21 19:41                           ` Yannick Duchêne (Hibou57)
2011-10-18 22:54             ` ytomino
2011-10-18  3:15         ` Yannick Duchêne (Hibou57)
2011-10-18  7:55         ` Dmitry A. Kazakov
2011-10-18  9:41           ` Yannick Duchêne (Hibou57)
2011-10-18 10:25           ` J-P. Rosen
2011-10-18 10:56             ` Yannick Duchêne (Hibou57)
2011-10-18 15:34           ` Adam Beneschan
2011-10-18 17:27             ` J-P. Rosen
2011-10-18 18:33               ` Adam Beneschan
2011-10-18 19:54               ` Yannick Duchêne (Hibou57)
2011-10-18  8:01       ` Dmitry A. Kazakov
2011-10-18  2:59     ` Yannick Duchêne (Hibou57)
2011-10-18  4:07       ` Michael Rohan
2011-10-18  4:54       ` ytomino
2011-10-18  9:54         ` Yannick Duchêne (Hibou57)
2011-10-18 10:52           ` ytomino
2011-10-18 11:02             ` Yannick Duchêne (Hibou57)
2011-10-18 21:18               ` ytomino
2011-10-18 10:10       ` J-P. Rosen
2011-10-22  6:32         ` Michael Rohan
2011-10-22  7:25           ` Yannick Duchêne (Hibou57)
2011-10-25 19:26           ` Randy Brukardt
2011-10-27 17:40 ` anon
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