Message-ID: <33535E14-0AD9-4043-BB0C-B31AB236DE6A@stat.berkeley.edu>
Date: 2009-03-20T17:14:55Z
From: Kasper Daniel Hansen
Subject: cblas on Mac and Linux
In-Reply-To: <49C320A4.1000500@csse.unimelb.edu.au>
There are Apple specific defines in GCC. As far as I know
__APPLE__
means compiling on Apple hardware, whereas
__APPLE_CC__
means compiling using an Apple supplied compiler.
However, the first one seems sometimes to be used when the last one is
intended.
Kasper
On Mar 19, 2009, at 21:50 , Gad Abraham wrote:
> Hi,
>
> I've got a package with some C code calling cblas functions (e.g.,
> cblas_dgemm). The code is called using .C() . In order to compile
> correctly either cblas.h on Linux or Accelerate.h on a Mac:
>
> #include <R.h>
> #ifdef MACOSX
> #include <Accelerate/Accelerate.h>
> #else
> #include <cblas.h>
> #endif
>
> Of course, this doesn't work well with the standard Makevars
> PKG_LIBS=$(LAPACK_LIBS) $(BLAS_LIBS) $(FLIBS) since I need to set
> the -DMACOSX flag for each platform.
>
> Do I need to create another makefile to decide which OS the code is
> running on, or is there an easier way of doing this?
>
> Thanks,
> Gad
>
> --
> Gad Abraham
> MEng Student, Dept. CSSE and NICTA
> The University of Melbourne
> Parkville 3010, Victoria, Australia
> email: gabraham at csse.unimelb.edu.au
> web: http://www.csse.unimelb.edu.au/~gabraham
>
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