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From: Kai Germaschewski <kai@tp1.ruhr-uni-bochum.de>
To: Davide Libenzi <davidel@xmailserver.org>
Cc: <linux-kernel@vger.kernel.org>
Subject: Re: linux/macros.h(new) and linux/list.h(mod) ...
Date: Fri, 6 Jul 2001 00:03:24 +0200 (CEST)	[thread overview]
Message-ID: <Pine.LNX.4.33.0107052357190.1054-100000@vaio> (raw)
In-Reply-To: <XFMail.20010705135733.davidel@xmailserver.org>

On Thu, 5 Jul 2001, Davide Libenzi wrote:

> This patch add a new linux/macros.h that is supposed to host utility macros
> that otherwise developers are forced to define in their files.
> This version contain only min(), max() and abs().

It's a good old tradition to put macros in uppercase letters. This would 
have avoided one fatal error in your patch, the conflict with the gcc 
built-in 
	
	int abs(int);

which has it's prototype in include/linux/kernel.h. There's places which 
depend on this and would break with your macro.

Also, unless you have more macros in mind, it may make sense to just place 
MIN, MAX in kernel.h and of course to remove similar macro definitions 
throughout the kernel and replace them by the commonly defined ones.

--Kai


      parent reply	other threads:[~2001-07-05 22:10 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2001-07-05 20:57 linux/macros.h(new) and linux/list.h(mod) Davide Libenzi
2001-07-05 21:31 ` David Woodhouse
2001-07-05 21:45   ` Davide Libenzi
2001-07-05 21:54     ` Hua Zhong
2001-07-05 21:58       ` David Woodhouse
2001-07-05 22:20         ` Hua Zhong
2001-07-05 22:06       ` Davide Libenzi
2001-07-05 22:10     ` J . A . Magallon
2001-07-05 22:33     ` Daniel Phillips
2001-07-05 22:43     ` David Woodhouse
2001-07-05 22:53       ` Davide Libenzi
2001-07-05 23:23         ` J . A . Magallon
2001-07-05 22:57       ` Alan Cox
2001-07-05 23:05         ` Matthew Dharm
2001-07-05 23:07           ` Alan Cox
2001-07-05 23:08         ` David Woodhouse
2001-07-06  1:51           ` Arnaldo Carvalho de Melo
2001-07-05 23:21         ` Davide Libenzi
     [not found]           ` <0107060149080M.03760@starship>
2001-07-05 23:54             ` Daniel Phillips
2001-07-06 17:38         ` Neil Booth
2001-07-06 22:02           ` Arnaldo Carvalho de Melo
2001-07-05 22:03 ` Kai Germaschewski [this message]

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