VC++6.0 동적 라이브러리 생성 및 호출(MFC가 아닌 dll)

 MFC      。。。。

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lib.cpp  

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#ifndef LIB_H  

#define LIB_H  

  

//  add dll     .  

extern "C" int _declspec(dllexport)add(int x,int y);  

  

#endif  

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/*lib.h*/  

#ifndef LIB_H  

#define LIB_H  

  

//  add dll     .  

extern "C" int _declspec(dllexport)add(int x,int y);  

  

#endif  



     def  

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; lib.def :   DLL       

    

LIBRARY DllTestDef  

    

EXPORTS     

add @ 1    



 MFc      

1.    

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//     dll   ，  dll lib               

#include <STDIO.H>  

#pragma comment(lib,"dllTEST.lib")//..      dll   lib     。  

  

extern "C"_declspec(dllimport)add(int x,int y);//        

  

int main()  

{  

    int result=add(2,3);  

    printf("2+3=%d 
",result);  

      

    return 0;  

}  



2.    

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//     dll     .  

//    dll              

#include<stdio.h>  

#include<windows.h>  

//     add                       .  

//   main        

typedef int(*lpAddFun)(int,int);//           

  

int main()  

{  

    HINSTANCE hDLL;//DLL    

    lpAddFun addFun;//              

    hDLL=LoadLibrary("./dllTEST.dll");//     DLL  ，  DLL      hDLL.  

    if(hDLL!=NULL)  

    {  

        addFun=(lpAddFun)GetProcAddress(hDLL,"add");// DLL    add      addFun  

        if(addFun!=NULL)  

        {  

            int result=addFun(2,3);//  addFun   add    

              

            printf("2+3= %d 
",result);  

        }  

          

        FreeLibrary(hDLL);// DLL        

    }     

    return 0;  

      

}