Calling DLL from QM

[Gintaras]

To export static class or non-class functions also can be used this. But such functions can be used only in QM.
Macro Macro2345

Code:

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//Put this before a non-class function declaration and definition to export the function with __cdecl calling convention. It is the easiest way, don't need a .def file. Using Microsoft Visual C++.
#define EXPORTC extern "C" __declspec(dllexport)

namespace Math
{
,class MathFuncs
,{
,,public:
,,// Returns a + b
,,static double Add(double a, double b);
,,static double Sub(double a, double b);
,};

,double MathFuncs::Add(double a, double b) { return a+b; }
,double MathFuncs::Sub(double a, double b) { return a-b; }

,const int mathFunctions[]=
,{
,,(int)MathFuncs::Add,
,,(int)MathFuncs::Sub,
,};

EXPORTC
const int* Math_GetFunctions() { return mathFunctions; }

Macro Macro2345

Code:

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dll- "my.dll"
,int*Math_GetFunctions
,double'Math_Add double'a double'b
,double'Math_Sub double'a double'b

int+* mathFunctions
if !mathFunctions
,mathFunctions=Math_GetFunctions
,&Math_Add=mathFunctions[0]
,&Math_Sub=mathFunctions[1]

out Math_Add(5.7 2)
out Math_Sub(5.7 2)