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From: Bo Persson <bo@bo-persson.se>
Newsgroups: comp.lang.c++
Subject: Re: How to get standard paths?!?
Date: Sun, 18 Aug 2019 20:33:43 +0200
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Xref: csiph.com comp.lang.c++:67765

On 2019-08-18 at 14:07, Bart wrote:
> On 18/08/2019 11:57, Bonita Montero wrote:
>>>> Unicode is defined to have a maximum of 21 bit codepoints.
>>
>>> Yes.  And how to you fit those 21 bits into a 16-bit wchar_t ?
>>
>> That's not necessary if you use UTF-16.
>>
> 
> 
> Show me how to make use of UTF-16 here, because it doesn't seem to work 
> on Windows:
> 
>      #include <wchar_t>
> 
>      wchar_t c;
>      c = 1000000;         // character code 1000000
> 
>      printf("c = %d 0x%X", c, c);
> 
> Displays:
> 
>      c = 16960 0x4240
> 
> Not this:
> 
>      c = 1000000 0xF4240

So we can only guess that this character code is not part of the 
"supported locale" used in your program.

Nowhere does the language standard require C++ to support all available 
OS locales. It could be a very small subset.



     Bo Persson