[boost] Re: boost::program_options

From: Thomas Dilling (Thomas.Dilling_at_[hidden])
Date: 2005-04-28 15:27:27

Am Tue, 26 Apr 2005 17:38:52 +0400 schrieb Vladimir Prus:

> daniel.egloff_at_[hidden] wrote:
> 
> [Doug, there's a question to you as release manager at the end of this emal]
> 
>> Dear boost list
>> 
>> It has been discussed several times already that
>> boost::program_options throws an error if an unknown option is
>> encountered.
>> However, for command line options there is a boolean flag to handle
>> unknown option (presumably?)
>> 
>> In program_options/details/cmdline.hpp :
>> 
>>         cmdline(int argc, const char*const * argv, int style,
>>                 bool allow_unregistered = false);
>> 
>> However, common_command_line_parser::run(), when constructing a
>> cmdline object does not forward this flag. 
> 
> Hi Daniel,
> I have both good news and bad news.
> 
> The good news is that it's now possible to specify this flag via the public 
> interface. Just
> 
>     command_line_parser(argc, avgv).allow_unregistered().run()
> 
> will do. The bad news is that my recent refactoring broke support for 
> 'allow_unregistered' inside command line parser. Really bad, especially given 
> that I intended to add 'allow_unregistered' to the public interface as I did 
> the changes. And we're in feature freeze mode now :-(
> 
> Doug, what's your opinion about my fixing the problem, despite feature freeze? 
> Basically, there's public interface function that does not work at all, so it 
> can be considered as bugfix, not as a new feature.
> 
> - Volodya

Hi Volodya,
 is it possible to get a list of unrecognized options.
I have to forward this options to another library.
Regards,
 Thomas