How to handle WITH_CLANG_IS_CC in ports

[Dimitry Andric]

On 2012-11-25 12:49, Tobias Rehbein wrote:
> I am the maintainer of ganes/stonesoup. This port builds fine with gcc.
> It also builds with clang, if the MAKE_ARGS are tweaked.
>
> Currently I can check for
>
> 	${CC:T:M*clang*}
>
> to know if I have to change the MAKE_ARGS for building with clang or
> not.
>
> In CURRENT cc is clang and the environment variable CC is no longer set.
> This lets the build of games/stonesoup fail. My question is how to
> correctly check if cc is clang or not. My first guess was something
> along the lines of
>
> 	${CC:T:M*clang*} || (defined(WITH_CLANG_IS_CC) && ${CC:T:Mcc})
>
> but I guess there is some kind of official way to handle this (ideally
> warpped in some Mk macro.

Just check if OSVERSION >= 1000024, maybe?  Or add some logic to
bsd.port.mk that handles this, like was done with pkgng.  For example,
introducing a PORTS_COMPILER_TYPE macro like in base.