linux-kernel - Re: [RFC][PATCH] A generic boolean (version 2)

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Message-ID:  <44C66B28.6020103@yahoo.com>
Date:	Tue, 25 Jul 2006 14:04:08 -0500
From:	Roman Kononov <kononov195-far@...oo.com>
To:	linux-kernel@...r.kernel.org
Cc:	ricknu-0@...dent.ltu.se, linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...l.org>,
	Alexey Dobriyan <adobriyan@...il.com>,
	Vadim Lobanov <vlobanov@...akeasy.net>,
	Jan Engelhardt <jengelh@...ux01.gwdg.de>,
	Shorty Porty <getshorty_@...mail.com>,
	Peter Williams <pwil3058@...pond.net.au>
Subject:  Re: [RFC][PATCH] A generic boolean (version 2)

On 07/21/2006 16:14, Jeff Garzik wrote:
> Pekka Enberg wrote:
>> On 7/21/06, Jeff Garzik <jeff@...zik.org> wrote:
>>> I would say:
>>>
>>> #undef true
>>> #undef false
>>> enum {
>>>         false   = 0,
>>>         true    = 1
>>> };
>>>
>>> #define false false
>>> #define true true
>>
>> Just curious, why the #defines?
> 
> So they are visible to cpp as well as C.

What can cpp do with them other than #if defined() or #if !defined()?

Roman

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