Wine support for win64

Reece Dunn msclrhd at
Tue Nov 4 12:48:53 CST 2008

2008/11/4 Francois Gouget <fgouget at>:
> On Tue, 4 Nov 2008, Stefan Dösinger wrote:
> [...]
>> I think we still have the problem that gcc doesn't support the calling
>> convention Win64 uses, so we can't compile a Wine that is compatible with
>> Win64 apps.
> In the meantime we can work on the long vs. LONG issue:
>  * there are a number of places where the Windows SDK uses 'long'. But
> on Win64 'long' is 32bit, while every other 64bit platform treats it as
> 64bit.
>  * in Wine's headers and in the code there are plenty of places where we
> use long where we really want a 32bit integer for 64bit.
> The fix for all these is to replace 'long' with 'LONG' which Wine keeps
> 32bit just like Windows (though I wonder if we should not use something
> lile 'wine_long' instead).
> This is not awfully complex stuff but there's a ton of it. So we might
> as well start now so that we're ready when the time comes.

Don't forget that you should use the *_PTR types for data that can
hold pointers (LONG_PTR, DWORD_PTR and the like).

- Reece

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