UnixLib select and speed

Nick Burrett nick at sqrt.co.uk
Sun Dec 5 01:22:57 PST 2004


John Tytgat wrote:
> In message <4d181d06e9sbellon at sbellon.de>
>           Stefan Bellon <sbellon at sbellon.de> wrote:
> 
> 
>>John Tytgat wrote:
>>>This is semantically the same as :
>>
>>>	int bits = (nfds % WORD_BITS) ? (nfds % WORD_BITS) : WORD_BITS;
>>
>>That's what I suspected as it's the only way it makes sense. But is
>>this C90 or C99, or just GNU?
> 
> 
> GNUish I think.

It's been in the C language as far back as K&R C Programming Language 
Vol 1, which is pre-C89.

Nick.




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