Re: [Boost-users] [program_options] Unicode problem

From: Vladimir Prus (ghost_at_[hidden])
Date: 2008-02-19 05:43:05

Sergei Politov wrote:

> The following example could not be compiled:
> =================================================================
> #include <string>
> #include <boost/program_options.hpp>
> 
> namespace po = boost::program_options;
> 
> int main()
> {
>   std::wstring test;
>   po::options_description desc("Allowed options");
>   desc.add_options()
>     ("test", po::wvalue<std::wstring>(&test)->default_value(L"value"),
> "description");
> }
> =================================================================
> It is due to wvalue::default_value tries to do
> lexical_cast<std::string>(std::wstring).
> Also I cannot change default_value to default_value("value") as soon as it
> accepts only something convertible to std::wstring.
> In other words it is impossible to specify default_value for wstring option.

Can you please enter a bug report on svn.boost.org?

Thanks,
Volodya