C / C++ / MFC

LPSTR GetVersionInfo(LPCTSTR csEntry)
{
    LPSTR csRet = NULL;
  
    HRSRC hVersion = FindResource( hGlobLang, 
        MAKEINTRESOURCE(VS_VERSION_INFO), RT_VERSION );
    if (hVersion != NULL)
    {
        HGLOBAL hGlobal = LoadResource( hGlobLang, hVersion ); 
        if ( hGlobal != NULL)  
        {  
            LPVOID versionInfo = LockResource(hGlobal);  
            if (versionInfo != NULL)
            {
                DWORD vLen,langD;
                BOOL retVal;    
                LPVOID retbuf=NULL;
                char fileEntry[256];

                sprintf(fileEntry,"\\VarFileInfo\\Translation");
                retVal = VerQueryValue(versionInfo,fileEntry,&retbuf,(UINT *)&vLen);
                if (retVal && vLen==4) 
                {
                    memcpy(&langD,retbuf,4);            
                    sprintf(fileEntry, "\\StringFileInfo\\%02X%02X%02X%02X\\%s",
                        (langD & 0xff00)>>8,langD & 0xff,(langD & 0xff000000)>>24,
                        (langD & 0xff0000)>>16, csEntry);            
                }
                else 
                    sprintf(fileEntry, "\\StringFileInfo\\%04X04B0\\%s",GetUserDefaultLangID(), csEntry);

                // The following function seems to be the cause
                if (VerQueryValue(versionInfo,fileEntry,&retbuf,(UINT *)&vLen))
                    csRet = (char*)retbuf;	
            }
        }

        UnlockResource( hGlobal );  
        FreeResource( hGlobal );  
    }
    return csRet;
}

BOOL CALLBACK AboutProc(HWND hwnd, UINT Message, WPARAM wParam, LPARAM lParam)
{
    static char Version[20],Date[40];
    if (Message == WM_INITDIALOG) 
    {
        char *tmp = LStr(IDS_14); // LoadString function
        tmp = GetVersionInfo("SpecialBuild");
        tmp = LStr(IDS_14);

STRINGTABLE DISCARDABLE 
BEGIN
    IDS_01                  "ÃÜÂë´íÎó"
    IDS_02                  "´íÎóÓû§Ãû"
    IDS_03                  "Unkown Pending command"
    IDS_04                  "´ò¿ª"
    IDS_05                  "Excel Îĵµ (*.xls)\0*.xls\0\0"
    IDS_06                  "ѧÉúÊý¾Ý (*.sd)\0*.sd\0ËùÓÐÎĵµ (*.*)\0*.*\0\0"
    IDS_07                  "ѧÉúÊý¾Ý (*.sd)\0*.sd\0Excel Îĵµ (*.xls)\0*.xls\0ËùÓÐÎĵµ (*.*)\0*.*\0\0"
    IDS_08                  "ѧÉúÊý¾Ý¿â (*.sd)\0*.sd\0"
    IDS_09                  "¾¯¸æ"
    IDS_10                  "ÄãÏë±£´æÒѾ­Ð޸ĵÄÉèÖÃÂð?"
    IDS_11                  "ID ´íÎó'input_comment'"
END

STRINGTABLE DISCARDABLE 
BEGIN
    IDS_12                  "ûÓпÉÓõļͼ"
    IDS_13                  "ÎÞ·¨»ñµÃѧÉú¼Í¼"
    IDS_14                  "ÎÞ·¨ÏÂÔØ 'Rich Edit' ¿ØÖÆ!"
    IDS_15                  "ÕýÔÚ×¼±¸..."

#include <iostream>
#include "Animal.cpp"

int main()
{
	Animal Lucy(5.0);
	std::cout << "Lucy is ";
	std::cout << Lucy.GetAge();
	std::cout << " years old.\n";
	Lucy.Eat();
	Lucy.Sleep();
	Lucy.Speak();
	return 0;
}

#include <iostream>
#include "Animal.h"

//This file continues to implement all of the methods in Animal.h, but it was trimmed for size.

class Animal
{
public:
	//Constructors
	Animal();
	Animal(unsigned short int defaultAge);
	Animal(double defaultWeight);
	Animal(unsigned short int defaultAge, double defaultWeight);
	~Animal();

	//Accessors
	unsigned short int GetAge() const;
	double GetWeight() const;
	void SetAge(unsigned short int newAge);
	void SetWeight(double newWeight);

	//Methods
	void Eat() const;
	void Sleep() const;
	void Speak() const;

protected:
	//Protected methods
	void Init();

	//Data members
	unsigned short int* itsAge;
	double* itsWeight;
};

Animal.obj : error LNK2005: "protected: void __thiscall Animal::Init(void)" (?Init@Animal@@IAEXXZ) already defined in main.obj
Animal.obj : error LNK2005: "public: __thiscall Animal::Animal(void)" (??0Animal@@QAE@XZ) already defined in main.obj
Animal.obj : error LNK2005: "public: __thiscall Animal::Animal(unsigned short)" (??0Animal@@QAE@G@Z) already defined in main.obj
Animal.obj : error LNK2005: "public: __thiscall Animal::Animal(double)" (??0Animal@@QAE@N@Z) already defined in main.obj
Animal.obj : error LNK2005: "public: __thiscall Animal::Animal(unsigned short,double)" (??0Animal@@QAE@GN@Z) already defined in main.obj
Animal.obj : error LNK2005: "public: __thiscall Animal::~Animal(void)" (??1Animal@@QAE@XZ) already defined in main.obj
Animal.obj : error LNK2005: "public: unsigned short __thiscall Animal::GetAge(void)const " (?GetAge@Animal@@QBEGXZ) already defined in main.obj
Animal.obj : error LNK2005: "public: double __thiscall Animal::GetWeight(void)const " (?GetWeight@Animal@@QBENXZ) already defined in main.obj
Animal.obj : error LNK2005: "public: void __thiscall Animal::SetAge(unsigned short)" (?SetAge@Animal@@QAEXG@Z) already defined in main.obj
Animal.obj : error LNK2005: "public: void __thiscall Animal::SetWeight(double)" (?SetWeight@Animal@@QAEXN@Z) already defined in main.obj
Animal.obj : error LNK2005: "public: void __thiscall Animal::Eat(void)const " (?Eat@Animal@@QBEXXZ) already defined in main.obj
Animal.obj : error LNK2005: "public: void __thiscall Animal::Sleep(void)const " (?Sleep@Animal@@QBEXXZ) already defined in main.obj
Animal.obj : error LNK2005: "public: void __thiscall Animal::Speak(void)const " (?Speak@Animal@@QBEXXZ) already defined in main.obj
Debug/ClassTest.exe : fatal error LNK1169: one or more multiply defined symbols found