Re: Interlocked +1/-1 on Mac OS X?
Re: Interlocked +1/-1 on Mac OS X?
- Subject: Re: Interlocked +1/-1 on Mac OS X?
- From: "Sean McBride" <email@hidden>
- Date: Wed, 10 May 2006 15:24:45 -0400
- Organization: Rogue Research
On 2006-05-10 12:14, Andy O'Meara said:
>Anyone know if there's a macro, CXX extension, gcc extension, POSIX call, or
>any other Mac OS X call that does an interlocked increment/decrement (adds 1
>or subtracts 1 to an integer). Yes, I know I can use a mutex, but life is
>way easier (as well as overhead is a lot lower) when this kind of call is
>available (especially since these days the CPU has dedicated instruction for
>it). For example, Win32 has them:
>
>long InterlockedIncrement( long* );
>long InterlockedDecrement( long* );
The first hit googling for "InterlockedIncrement mac" gives you your answer:
<http://lists.apple.com/archives/Darwin-development/2004/Jun/msg00111.html>
--
____________________________________________________________
Sean McBride, B. Eng email@hidden
Rogue Research www.rogue-research.com
Mac Software Developer Montréal, Québec, Canada
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