[x265] [PATCH 2 of 2] cmake: add build option for Windows to target Win7 to enable NUMA APIs

Xinyue Lu maillist at 7086.in
Mon Apr 13 11:51:15 CEST 2015


Hi,

That's correct.

Per our discussion on IRC channel:

The NUMA API is only available on Win7 and above.

So either compiling against Win7 and you get the NUMA API, or
compiling against Vista (or even XP) which doesn't come with NUMA
support.

On Mon, Apr 13, 2015 at 1:44 AM, Mario *LigH* Rohkrämer <contact at ligh.de> wrote:
> Am 12.04.2015, 05:52 Uhr, schrieb Steve Borho <steve at borho.org>:
>
>> cmake: add build option for Windows to target Win7 to enable NUMA APIs
>>
>> Especially required for MinGW builds, which will default to Vista target
>> O/S if -D_WIN32_WINNT is not specified.
>
>
>
> So that will be a compile-time decision: Either Vista compatible or NUMA
> multi-socket compatible? Similar to the decision whether the 32 bit build
> would be still XP compatible?
>
> If so, I would probably decide to prefer W7+ and NUMA compatibility for my
> MinGW Win64 builds, Vista is one of the less likely kept Windows versions...
>
> --
>
> Fun and success!
> Mario *LigH* Rohkrämer
> mailto:contact at ligh.de
>
>
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