[Mpi-forum] Preprocessor Constants

[Hal Finkel]

On Tue, 2010-11-23 at 06:56 -0500, Jeff Squyres (jsquyres) wrote:
> Will the preprocessor value be required for fortran?  What about cases where the fortran preprocessor is not used?  What about when modules are used?
> 

Because the Fortran preprocessor is not always used (or available?), I
would concentrate on C and C++. Not that the motivation does not carry
over to Fortran, but I don't see an obvious, portable solution that
works for Fortran.

Sincerely,
Hal

> Sent from my PDA. No type good. 
> 
> On Nov 23, 2010, at 4:57 AM, "N.M. Maclaren" <nmm1 at cam.ac.uk> wrote:
> 
> > Damn Webmail!  Sorry - please ignore this grobble - it got pasted in by
> > accident, and is not true.  I believe that there are such issues, but
> > they are more subtle than that.
> > 
> >>> 1. An implementation which provides wrapper scripts (i.e. mpicc). These scripts could easily add -D_MPI would prevent the conforming use of POSIX! See:
> >> 
> >> http://www.opengroup.org/onlinepubs/009695399/toc.htm
> >>   2.2 The Compilation Environment
> >>       2.2.1 POSIX.1 Symbols
> > 
> > Regards,
> > Nick.
> > 
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