Re: Patch: gcc -mno-cygwin support in Boost.Build v2.

From: David Abrahams (dave_at_[hidden])
Date: 2004-04-05 05:26:56

Vladimir Prus <ghost_at_[hidden]> writes:

> David Abrahams wrote:
>
>> > We can use
>> >
>> > bjam cflags=-mno-cygwin linkflags=-mno-cygwin
>> >
>> > I'm not sure that a special command line option is good idea. After all,
>> > the original poster wants to always build without cygwin, so always
>> > specifying a command line option is inconvenient.
>>
>> The idea was for people like me who want to test no-cygwin builds
>> along with cygwin builds, as though they were separate toolsets. For
>> that I want a non-free feature, I think.
>
> I understand you now. I think separate toolset can be used for this, but 
> another solution is also possible
>
> feature.subfeature toolset gcc : runtime 
> : cygwin nocygwin : propagated composite ;
>
> feature.compose <toolset-gcc:runtime>nocygwin 
> : <cflags>-mno-cygwin <linkflags>-mno-cygwin ;
>
> After this, you should be able to run
>
> bjam gcc-cygwin gcc-nocygwin

Nice!

-- 
Dave Abrahams
Boost Consulting
www.boost-consulting.com