Re: [Boost-users] boost::filesystem::path in UTF-8 on Windows

Subject: Re: [Boost-users] boost::filesystem::path in UTF-8 on Windows
From: Andrey Moshbear (andrey.vul_at_[hidden])
Date: 2011-11-04 22:54:03

On Fri, Nov 4, 2011 at 11:28, Igor R <boost.lists_at_[hidden]> wrote:
>> If I have a string that is in UTF-8, how do I tell the path constructor?
>>
>> Â Â  path p1 ("my utf8 data", SOME_CODECVT);
>>
>> I think it is a matter of passing the right SOME_CODECVT.  What is it?
>> The path::value_type is wchar_t, according to the docs.
>
> On Windows you should convert it to utf16.

Word of warning: the boost utf8 codecvt will cause undefined
operations if you have and cps above U+FFFF. You'll have to hack do_in
to and do_out in order to emit/parse surrogate pairs. Also, hack
do_length to increment the counter by 2 for cp>0xFFFF.