msvcrt.h: Use inline function to forward hypot to _hypot.

[Jacek Caban]

On 04/26/13 16:18, Alexandre Julliard wrote:
> Jacek Caban <jacek at codeweavers.com> writes:
>
>> On 04/26/13 14:46, Alexandre Julliard wrote:
>>> Jacek Caban <jacek at codeweavers.com> writes:
>>>
>>>> This fixes compiling msvcp* DLLs with recent mingw-w64 trunk version.
>>>> Previous versions had a separated library that contained forwards from
>>>> underscored functions to non-underscored, which I believe made using
>>>> hypot work. Those were currently moved directly to msvcr* import libs,
>>>> which we don't use in favour of our our own ones.
>>> Don't you need to do that for the other functions too?
>> With just this patch, the compilation works fine for me. There were not
>> that many functions affected by mingw-w64 change. Note that most msvcrt
>> functions are exported without underscore prefix. AFAICS, MSVC has such
>> inline wrapper in math.h only for hypot and hypotf. I checked why hypodf
>> was not affected so far and it seems like it's just because it uses
>> different way of forwarding in mingw-w64 crt, so that's also worth
>> changing in our math.h to be safe for the future changes.
> It looks to me like j0/j1/jn etc. would need it too.

We don't use them outside msvcrt, AFAICS. But yeah, we could have it for
sake of completeness.

Jacek