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From: Andy Parkins <andyparkins@gmail.com>
To: git@vger.kernel.org
Cc: Junio C Hamano <junkio@cox.net>
Subject: Re: Numeric constants as strings
Date: Mon, 19 Feb 2007 10:14:21 +0000	[thread overview]
Message-ID: <200702191014.23055.andyparkins@gmail.com> (raw)
In-Reply-To: <7virdy8p25.fsf@assigned-by-dhcp.cox.net>

On Monday 2007 February 19 09:38, Junio C Hamano wrote:

> > #define HASH_WIDTH_ASCII 40
> > -               printf("%-40s %s%s (%d subtrees)\n",
> > +               printf("%-" HASH_WIDTH_ASCII "s %s%s (%d subtrees)\n",
> >
> > This compiles, but I suspect that it's not going to do what I
> > want it to do.
>
> Doesn't writing "foo" "bar" (two string literals next to each other)
> tell the compiler to concatenate them?

It's not a string literal though.

It's
 #define HASH_WIDTH_ASCII 40
rather than
 #define HASH_WIDTH_ASCII "40"

I'm wondering how to turn the first into the second using the preprocessor.


Andy
-- 
Dr Andy Parkins, M Eng (hons), MIEE
andyparkins@gmail.com

  parent reply	other threads:[~2007-02-19 10:14 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-02-19  9:16 Numeric constants as strings Andy Parkins
2007-02-19  9:38 ` Junio C Hamano
2007-02-19  9:49   ` Shawn O. Pearce
2007-02-19 10:01     ` Matthieu Moy
2007-02-19 10:54       ` Andy Parkins
2007-02-19 10:14   ` Andy Parkins [this message]
2007-02-19  9:49 ` Junio C Hamano
2007-02-19 11:00   ` Andy Parkins
2007-02-19 10:04 ` Mark Wooding
2007-02-19 11:02   ` Andy Parkins
2007-02-20 13:06     ` Jakub Narebski

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