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From: "Randy Brukardt" <randy@rrsoftware.com>
Newsgroups: comp.lang.ada
Subject: Re: sharp � and ss in Ada keywords like ACCESS
Date: Tue, 11 Oct 2011 15:32:35 -0500
Organization: Jacob Sparre Andersen Research & Innovation
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Date: 2011-10-11T15:32:35-05:00
List-Id: <comp.lang.ada>

I believe (but haven't checked carefully), that Unicode case folding never 
treats Cyrillic and Latin characters as the same (even when it could). So 
this problem would not come up in Ada.

                    Randy.

"Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de> wrote in message 
news:1hvfz4aex1o6a$.1hibv8s1wdzy9.dlg@40tude.net...
> On Tue, 11 Oct 2011 09:41:44 +0200, Yannick Duch�ne (Hibou57) wrote:
>
>> Le Tue, 11 Oct 2011 09:36:31 +0200, Dmitry A. Kazakov
>> <mailbox@dmitry-kazakov.de> a �crit:
>>> One still can fool it by using Cyrillic a (0430), c (0441), e (0435).
>>
>> But Cyrillic letters does not look the same:
>> http://en.wikipedia.org/wiki/Cyrillic#Letters
>>
>> What do you mean ?
>
> ????ss  (typed in Cyrillic, except for "ss", if you have an Unicode 
> reader)
>
> Some of Cyrillic letters look same. Many are just same. There are same
> letters with different phonetic meaning than their Latin counterparts. 
> Here
> is an incomplete list of same looking letters. The left side is Latin, the
> right side is Cyrillic.
>
> a = ?
> y = ? (but means "u")
> k = ? (has shorter vertical dash, capital letters are identical)
> e = ?
> h ~ ? (capital letters are identical, the meaning is "n")
> x = ? (but means "h")
> b ~ ? (capital letters are identical, the meaning is "v")
> p = ? (the meaning is "r")
> o = ?
> c = ? (the meaning is "s")
> m = ? (capital letters are identical)
> t = ? (capital letters are identical)
>
> Earlier 7-bit Cyrillic encodings used phonetic equivalence of letters. For
> example in KOI-7 (???-7) the codes both A's differs in one bit.
>
> -- 
> Regards,
> Dmitry A. Kazakov
> http://www.dmitry-kazakov.de