Date: Sat, 8 Jun 2019 22:00:11 -0700 From: Mel Pilgrim <list_freebsd@bluerosetech.com> To: Adam Weinberger <adamw@adamw.org>, Gerald Pfeifer <gerald@pfeifer.com> Cc: FreeBSD Ports <ports@freebsd.org> Subject: Re: How to best check a configuration of another port/package? Message-ID: <736af897-818e-68cd-c354-f295d03fb176@bluerosetech.com> In-Reply-To: <CAP7rwchv02%2B=XsfmJwECdfhh=4gm43aMRSjLb%2B_FcDpJghak6w@mail.gmail.com> References: <alpine.LSU.2.21.1906081755150.3441@anthias.pfeifer.com> <CAP7rwchv02%2B=XsfmJwECdfhh=4gm43aMRSjLb%2B_FcDpJghak6w@mail.gmail.com>
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On 2019-06-08 9:57, Adam Weinberger wrote: > On Sat, Jun 8, 2019 at 10:02 AM Gerald Pfeifer <gerald@pfeifer.com> wrote: >> >> In https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=237688 we had >> a user report against lang/gcc* ports that could be traced back to >> a certain functionality (option) in another port (devel/binutils) >> missing. >> >> In pseudo-code this could be addressed as follows in lang/gcc* >> >> .if $(binutils built statically) >> IGNORE= GCC requires dynamically linked binutils >> .endif >> >> Now the question is: How to implement something like this practically? > > What you have there won't work, because `make index` won't work, plus > Makefiles shouldn't be doing external calls if they don't have to. > You'll also have a problem whereby LOCALBASE isn't defined yet, and I > don't believe that IGNORE after bsd.port.pre.mk will work (I could be > wrong about that). > > You have two options: > 1) Turn it into a pre-configure, which is slightly ugly for the > end-user but still gets the job done > pre-configure: > if some file in binutils is static; then echo "NOPE"; exit 1; fi > > 2) (The correct way to do it) Create a binutils-static slave port, > remove the static option from binutils proper, and depend specifically > on the non-static port. Why is a slave port the correct option here instead of flavouring binutils?
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