Hi Misha,

Misha Bergal wrote:

> "Vladimir Prus" <[EMAIL PROTECTED]> wrote in message
> news:[EMAIL PROTECTED]
>> I think it's better to wait for Unicode users to formulate what's needed.
> It
>> seems, for example, that the last approach would work better for me on
>> Linux.
> Visual C++
> int
> wmain( int  argc, wchar_t* argv )
>       {
>       std::wcout << L"Hello, world!"<< std::endl;
>       std::wcout << ( boost::wformat( L"Hello, %s" ) % L"world" ).str() <<
> std::endl;
>       ...
>       }
> 
> That's what I have, I am not sure I want the differrnt usage for
> boost::program_options

I understand, you want to use:

     ... parse_command_line(argc, argv, ... ) 

The important point is that you don't necessary need two
versions/specialization of program_options to do that. QT can handle both
Unicode and 8-bit string, because QString is unicode. 

On Linix, you don't have 'wmain', so you'll have to write

int main(int argc, char** argv)
{
        vector<wstring> wargs;
        for(...)
                wargs.push_back(local8bit_to_wstring(argv[i]);
}

Now, if you have portable implementation of 'local8bit_to_wstring',
program_options can be implemented using wstring. The interface functions
would merely convert char* to wstring if needed and wchar_t* will be
supported without any effort.

- Volodya

> 
> Misha
> 
> 
> 
> 
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