InterlockedIncrement, InterlockedCompareExchange, etc

Jack Applegame via Digitalmars-d-learn digitalmars-d-learn at puremagic.com
Sun Aug 28 14:47:35 PDT 2016


On Sunday, 28 August 2016 at 20:38:30 UTC, Lodovico Giaretta 
wrote:
> On Sunday, 28 August 2016 at 19:53:51 UTC, Illuminati wrote:
>> What are the D equivalents to these types of functions?
>>
>> I do not see anything in core.atomic that can accomplish this. 
>> I have tried to include core.sys.windows.winbase but still get 
>> linker errors(I've also directly tried importing kernel32 
>> using various methods and still nothing). Regardless, would be 
>> nicer to have a more portable solution.
>
> I'm not an expert in this field (so probably I'm missing 
> something), but I would think that InterlockedIncrement could 
> be done with atomicOp!"+"(val, 1) and 
> InterlockedCompareExchange with cas.
Exactly!
InterlockedIncrement - atomicOp!"+="(val, 1) or 
val.atomicOp!"+="(1)
InterlockedCompareExchange - cas


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