From:	Robert Hoehne <Robert DOT Hoehne AT Mathematik DOT TU-Chemnitz DOT DE>
Newsgroups:	comp.os.msdos.djgpp
Subject:	Re: sizeof() in #if
Date:	Mon, 28 Jul 1997 09:43:48 +0200
Organization:	TU Chemnitz-Zwickau
Lines:	28
Message-ID:	<33DC4DB4.244D901F@Mathematik.TU-Chemnitz.DE>
References:	<199707251705 DOT KAA26965 AT adit DOT ap DOT net> <5relc5$3ls AT freenet-news DOT carleton DOT ca>
NNTP-Posting-Host:	pandora.hrz.tu-chemnitz.de
Mime-Version:	1.0
To:	djgpp AT delorie DOT com
DJ-Gateway:	from newsgroup comp.os.msdos.djgpp

Paul Derbyshire wrote:
> 
> Nate Eldredge (eldredge AT ap DOT net) writes:
> > At 05:34  7/24/1997 +0100, you wrote:
> >>Now, how do I in a portable way test for which C compiler might be available?
> >>I can do it easily in 4DOS, but COMMAND.COM compatibility is a lot harder...
> > Well, there's always the method of <gasp> asking the user! My approach would
> > be to define $(CC) = gcc at the top of the makefile, and let the user change
> > it if they want.
> > The better question is, what compiler besides GCC would be available that
> > would work?
> 
> #if defined __GNU_C__

Use __DJGPP__ for conditional preprocessing when
writing code for DJGPP, since __GNUC__ is defined
also for other platforms.

BTW: __GNU_C__ is not defined but __GNUC__.

Robert
-- 
*****************************************************************
* Robert Hoehne, Fakultaet fuer Mathematik, TU-Chemnitz-Zwickau *
* Post:    Am Berg 3, D-09573 Dittmannsdorf                     *
* e-Mail:  Robert DOT Hoehne AT Mathematik DOT TU-Chemnitz DOT DE              *
* WWW:     http://www.tu-chemnitz.de/~rho                       *
*****************************************************************

- Raw text -