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
next prev 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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