[boost] Re: Re: Re: Re: Re: [program_options] Unicode support

From: Vladimir Prus (ghost_at_[hidden])
Date: 2004-04-09 00:51:33

Hi Rob,

>> I think this solution has a drawback. The approach we were discussing
>> allows the user to obtain wstring from wchar_t command line now, without
>> writing any code at all. What he does with that wstring is up to him but
>> he gets the string.
>> 
>> I'm afraid that if user can't get this out-of-box, it's hard to say that
>> 'program_options supports unicode'.
> 
> I didn't think there was an expectation that things would work
> with Unicode, given the various Unicode formats and markers (or
> whatever Miro called them).  Perhaps you're saying that a strict
> pass-through, without any conversions to other types, will work.

Yes, that's what I mean.

> I still don't know how you'll parse command lines with Unicode
> unless you know how to find each character.

In UTF-8, I can search for '=', and '-' with a regular string's 'find'
method (except for composing characters problem, but that's minor issue).
That's why it's attractive.

- Volodya