Re: mathlib

[Coroutines <coroutines@...>]

On Tue, Apr 8, 2014 at 9:33 AM, Joshua Jensen <josh.jjensen@gmail.com> wrote:
>
> ----- Original Message -----
> From: Luiz Henrique de Figueiredo
> Date: 4/8/2014 10:07 AM
>>>
>>> [mathx] can be quite painful to build it, particularly
>>> if your C compiler happens not to be gcc. In fact, I have not heard
>>> of anyone getting it to work on (surprise, surprise) Visual C++.
>>
>> I'd be very interested in what needs to be done to make mathx more portable.
>>
> <sigh> I get tired of the non-stop Visual C++ bashing.  Can we please stop it?  Visual C++ isn't going away.
>
> Anyway, the first portability fix would be to make the same code compile against Lua 5.1 and 5.2 like a lot of other modules:
>
> LUALIB_API int luaopen_mathx(lua_State *L)
> {
> #if LUA_VERSION_NUM <= 501
>  luaL_register(L,LUA_MATHLIBNAME,R);
> #else
>  lua_getglobal(L,LUA_MATHLIBNAME);
>  luaL_setfuncs(L,R,0);
> #endif
>
> Outside of that, it compiles without issue on Visual Studio 2013.
>
> For Visual Studio 2010 and 2012, the following warnings and errors are generated.  I don't know what you would do to fix them.
>
> lmathx.c(21) : warning C4013: 'acosh' undefined; assuming extern returning int
> ....


Looks like most of these functions are list here:
http://msdn.microsoft.com/en-us/library/hh553049.aspx

Seems you need:
#ifdef __WIN32
#    include <amp_math.h>
#endif