Path: chuka.playstation.co.uk!news
From: Toby Hutton <thutton@cybec.com.au>
Newsgroups: scee.yaroze.beginners
Subject: Re: Debugging code
Date: 28 Sep 1998 14:36:46 +1000
Organization: PlayStation Net Yaroze (SCEE)
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James Russell <James_Russell@scee.sony.co.uk> writes:

> Just as an addendum which I find useful, I define 3 macros like so:
> 
> #define DEBUG
> 
> #ifdef DEBUG
> #define debugStr(xxx) printf((xxx))
> #define debugStr2(xxx,yyy) printf((xxx),(yyy))
> #define debugStr3(xxx,yyy,zzz) printf((xxx),(yyy),(zzz))
> #else
> #define debugStr(xxx) 
> #define debugStr2(xxx,yyy)
> #define debugStr3(xxx,yyy,zzz)
> #endif
> 
> Then I can just go:
> 
> 	debugStr2("The value of KillerBananaNum = %d\n",killerBananaNum);

Or you could use:

#if defined(DEBUG)
#define dprintf(x) printf x
#else
#define dprintf(x)
#endif

and use it:

dprintf(("foo = %d (0x%08x), bar = %d (0x%08x)\n", foo, foo, bar, bar));

Note the double parentheses.  Means you can have just one macro.
-- 
Toby.