From: "A. Sinan Unur" <asu1 AT cornell DOT edu>
Newsgroups: comp.os.msdos.djgpp
Subject: Re: #elif <Symbol>
Date: 8 Oct 2001 13:57:13 GMT
Organization: Cornell University
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Radical NetSurfer wrote in news:ih93stoj99pee2ok0rahub3ois3fi3pga3 AT 4ax DOT com:

> Which is proper:

depends on what you want to do ...

compile and run the following:

#include <stdio.h>

#define SYMBOL 0

int
main(void)
{
#if SYMBOL
	printf("#if SYMBOL\n");
#elif defined(SYMBOL)
	printf("#if defined(SYMBOL)\n");
#endif
	return 0;
}

incidentally, this is not a djgpp question.
 
> ...
> #elif   SYMBOL
> ...
> 
> or instead:
> 
> #elif defined(SYMBOL)
> ...
> 
> the first seems to work without the defined()
> 
> and SYMBOL is a manifest constant:
> #define SYMBOL something
> 
> thanks...
> 
> 
> 

-- 
--------------------------------
A. Sinan Unur
http://www.unur.com/