Path: utzoo!utgpu!news-server.csri.toronto.edu!rpi!usc!randvax!segue!jim
From: jim@segue.segue.com (Jim Balter)
Newsgroups: comp.unix.questions
Subject: Re: Preprocessor Usage Question
Message-ID: <7324@segue.segue.com>
Date: 29 Apr 91 23:32:03 GMT
References: <R7NX11w163w@shark.cs.fau.edu> <1991Apr25.193750.16702@ssd.kodak.com> <1991Apr25.234340.22311@athena.mit.edu>
Reply-To: jim@segue.segue.com (Jim Balter)
Organization: Segue Software, Inc. - Santa Monica, CA. +1-213-453-2161
Lines: 23

In article <1991Apr25.234340.22311@athena.mit.edu> jik@athena.mit.edu (Jonathan I. Kamens) writes:
>  I guess the summary of all this is that something like this
>
>	#ifdef __STDC__
>	#define RADIO(x) a_##x
>	#else
>	#define RADIO(x) a_/**/x
>	#endif
>
>is the best you can do.

Actually

#ifdef __STDC__
#define RADIO(x) a_##x
#else
#define IDENT(x)x
#define RADIO(x) IDENT(a_)x
#endif

is better, because it works for more cpp's.  It could fail
for a non-ANSI cpp that has ANSI-style tokenization.
The IDRIS (the what?) cpp might fit that bill.