Re: [Boost-build] cxxflags depending on tooslet and version?

Subject: Re: [Boost-build] cxxflags depending on tooslet and version?
From: Oliver Kowalke (oliver.kowalke_at_[hidden])
Date: 2012-03-29 14:32:10

Am 29.03.2012 20:22, schrieb Steven Watanabe:
> AMDG
>
> On 03/29/2012 10:10 AM, Oliver Kowalke wrote:
>> Hmm - maybe following would be a better solution:
>> I declare an additional property<splitstack>  in my Jamfile - per
>> default it is disabled (value 'false').
>> If the user declares 'bjam splitstack=true' on command line - I'll
>> define an pre-processor macro BOOST_USE_SPLITSTACK and enable code using
>> split stacks.
>> If the gcc does not provide the splitstack feature the user gets linker
>> errors - so he is responsible for that failure.
>>
> Or use
>
> feature.feature splitstack : on : optional ;
> [ configure.check-target-builds
>    has_splitstack :<splitstack>on ]
>
> Where has_splitstack builds iff splitstack is available.
>
Looks better - but I need an additional BOOST_HAS_SPLITSTACK for 
enabling splitstack_allocator in the header file.
How can I add a <define>BOOST_HAS_SPLITSTACK in the code above?

regards,
Oliver