From: Albert Schlef <albertschlef@...>
Date: 2010-02-11T06:07:04+09:00
Subject: Re: Using Ruby /DL to invoke function in windows dll

di vi wrote:
> Hi,
> 
> I have a C++ code converted into a windows Dll.
[...]
> require 'dl/import'
> module MATHFUN
> extend DL::Importable
> dlload "math funcs.dll"
> extern "double Add(double a, double b)"

There are some utility programs that let you look into a library and see 
the symbols exposed. This way you see how the compiler mangled them. For 
example, in linux you can do `nm -D library.so`.

Or create some 'extern "C"' wrapper functions for your methods.
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