HOWTO: Combine Managed and Unmanaged Projects into a Single Visual Studio Solution

// Unmanaged.cpp : Defines the entry point for the DLL application.
//

#include "stdafx.h"
#include "Unmanaged.h"

BOOL APIENTRY DllMain( HANDLE hModule, 
                       DWORD  ul_reason_for_call, 
                       LPVOID lpReserved
					 )
{
    switch (ul_reason_for_call)
	{
		case DLL_PROCESS_ATTACH:
		case DLL_THREAD_ATTACH:
		case DLL_THREAD_DETACH:
		case DLL_PROCESS_DETACH:
			break;
    }
    return TRUE;
}


// This is an example of an exported variable
UNMANAGED_API int nUnmanaged=0;

// This is an example of an exported function.
UNMANAGED_API int fnUnmanaged(LPCTSTR lpszMessage)
{
	return MessageBox(NULL, lpszMessage, _T("Unmanaged"), MB_OK | MB_ICONEXCLAMATION);
}

// This is the constructor of a class that has been exported.
// see Unmanaged.h for the class definition
CUnmanaged::CUnmanaged()
{ 
	return; 
}