Re: [RFC][PATCH] A generic boolean (version 4)

From: Jan Engelhardt
Date: Sun Jul 23 2006 - 17:36:28 EST


>> > +#define false false
>> > +#define true true
>>
>> Can someone please tell me what advantage 'define true true' is going to
>> bring, besides than being able to '#ifdef true'?
>
> It
>
> (a) makes type information available to the C compiler, where a plain #define
> does not.

Do you mean preprocessor? C already knows about true from the enum.

> (b) handles all '#ifndef true' statements properly

Holy *, is there _really_ code in linux/ that depends on true being
[not] defined?


Jan Engelhardt
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