Using Macports' gcc8 to build C programs and libraries
jonesc at hep.phy.cam.ac.uk
Mon Apr 1 09:17:15 UTC 2019
It would help if you post the exact, complete, compilation line that is
giving you the error below.
On 01/04/2019 10:10 am, Sean Lake wrote:
> Hello Macports Users:
> I have a collection of libraries I use in running simulations, and I
> recently moved from Fink to Macports to support a Mojave machine. I'm
> trying to build the libraries using my installed gcc8, but I'm running
> in to errors like:
> In file included from MWReddening.c:1:
> error: sys/cdefs.h: No such file or directory
> #include <sys/cdefs.h>
> Looking for similar errors on the web, I get pages like this
> that recommend installing a libc package. Will a similar solution work
> in Macports? If so, which package(s)? If not, will modifying my CFLAGS
> and LDFLAGS suffice? Currently, I have included "-I/opt/local/include"
> in CFLAGS and "-L/opt/local/lib" in LDFLAGS, but that's obviously not
> enough (or wrong).
> Sean Lake
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