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From: jeffb@aquifer.las.uiuc.edu (Jeffrey Biesiadecki)
Newsgroups: comp.lang.c
Subject: Re: Ansi cpp question
Message-ID: <1990Oct6.213743.26675@ux1.cso.uiuc.edu>
Date: 6 Oct 90 21:37:43 GMT
References: <ASHERMAN.90Sep27131220@dino.ulowell.edu>
Sender: news@ux1.cso.uiuc.edu (News)
Organization: University of Illinois at Urbana
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asherman@dino.ulowell.edu (Aaron Sherman) writes:

>I've heard that Ansi supports cpp directives that are NOT at the beginning
>of a line. How prevelant is this? Do most implimentations these support this
>ANSIism?

I've seen compilers on mainframes that will not accept white space before
the #...  A safer way to indent cpp directives is to have white space after
the #, like:

#ifdef TOPLEVEL
#  define EXTERN /* nothing */
#else
#  define EXTERN extern
#endif

Jeff Biesiadecki
(jeffb@aquifer.las.uiuc.edu)