Definition multiple de variable statique privée dans un singleton
Bsoir :3
Voici le singleton en question:
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class Threads: public Singleton<Threads>
{
friend class Singleton<Threads>;
public:
Threads();
~Threads();
static SDL_cond *GUIEventWait() { return _guiEventWait; }
static SDL_mutex *GUIEventLock() { return _guiEventLock; }
protected:
private:
SDL_Thread* _gui;
static SDL_cond *_guiEventWait;
static SDL_mutex *_guiEventLock;
};
SDL_cond *Threads::_guiEventWait;// = SDL_CreateCond();
SDL_mutex *Threads::_guiEventLock;// = SDL_CreateMutex();*/ |
Et voici, le contenu CPP
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Threads::Threads()
{
_gui = SDL_CreateThread(GUIThread, NULL);
_guiEventLock = SDL_CreateMutex();
_guiEventWait = SDL_CreateCond();
}
Threads::~Threads()
{
}
int GUIThread(void *nothing)
{
SDL_Event ue;
while(WaitEvent(&ue, Threads::GUIEventWait(), Threads::GUIEventLock()))
{
switch(ue.type)
{
case SDL_USEREVENT:
printf("GUI THREAD: data1=%d\n", (int)ue.user.data1);
break;
}
}
return 0;
}
int WaitEvent(SDL_Event *ev, SDL_cond *c, SDL_mutex *m)
{
int val = 0;
SDL_LockMutex(m);
while (0 == (val = SDL_PollEvent(ev)))
{
SDL_CondWait(c, m);
}
SDL_UnlockMutex(m);
SDL_CondSignal(c);
return val;
} |
Voila maintenant je lance mon application....
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ClientApp::ClientApp()
{
// inf. loop
running = true;
// Pop the window
_winst = new Window();
// threads
_thrds = new Threads();
} |
Voici également le constructeur de Window
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Window::Window()
{
// initializing the window
if(SDL_Init(SDL_INIT_VIDEO | SDL_INIT_EVENTTHREAD) == -1)
{
printf("Can't init SDL: %s\n", SDL_GetError( ));
}
// When program exists
atexit(SDL_Quit);
// Window size, mode
_w = SDL_SetVideoMode(WIN_DEFAULT_WIDTH, WIN_DEFAULT_HEIGHT, WIN_DEFAULT_BPP, SDL_HWSURFACE|SDL_DOUBLEBUF);
if(_w == NULL)
{
printf("Can't set video mode: %s\n", SDL_GetError( ));
}
// Window title
SDL_WM_SetCaption(WIN_DEFAULT_TITLE, WIN_DEFAULT_TITLE);
_curscr = SCREEN_MENU;
int w[2] = {WIN_DEFAULT_WIDTH,WIN_DEFAULT_WIDTH};
int h[2] = {WIN_DEFAULT_HEIGHT,WIN_DEFAULT_HEIGHT};
layers = SDLayer_CreateRGBLayeredDisplay(SDL_ANYFORMAT, SDLAYER_RECTS, 2, w, h, WIN_DEFAULT_BPP, 0, 0, 0, 0);
SDL_SetAlpha(SDLayer_GetLayer(layers,SCREEN_MENU), SDL_SRCALPHA, 0);
SDL_SetAlpha(SDLayer_GetLayer(layers,SCREEN_INGAME), SDL_SRCALPHA, 0);
} |
Et... voici l'erreur ! :D
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| obj\Debug\ClientApp.o||In function `ClientApp':|
D:\C++\projects\Client\ClientApp.cpp|3|multiple definition of `Threads::_guiEventWait'|
obj\Debug\AppWindow.o:D:\C++\projects\Client\AppWindow.cpp|4|first defined here|
obj\Debug\ClientApp.o||In function `ClientApp':|
D:\C++\projects\Client\ClientApp.cpp|3|multiple definition of `Threads::_guiEventLock'|
obj\Debug\AppWindow.o:D:\C++\projects\Client\AppWindow.cpp|4|first defined here|
obj\Debug\Sprite.o||In function `Z10load_imageSs':|
D:\C++\projects\Client\Utilities.h|25|multiple definition of `Threads::_guiEventWait'|
obj\Debug\AppWindow.o:D:\C++\projects\Client\AppWindow.cpp|4|first defined here|
obj\Debug\Sprite.o||In function `Z10load_imageSs':|
D:\C++\projects\Client\Utilities.h|25|multiple definition of `Threads::_guiEventLock'|
obj\Debug\AppWindow.o:D:\C++\projects\Client\AppWindow.cpp|4|first defined here|
obj\Debug\Threads.o||In function `Threads':|
D:\C++\projects\Client\Threads.h|34|multiple definition of `Threads::_guiEventWait'|
obj\Debug\AppWindow.o:D:\C++\projects\Client\AppWindow.cpp|4|first defined here|
obj\Debug\Threads.o||In function `Threads':|
D:\C++\projects\Client\Threads.h|34|multiple definition of `Threads::_guiEventLock'|
obj\Debug\AppWindow.o:D:\C++\projects\Client\AppWindow.cpp|4|first defined here|
obj\Debug\main.o||In function `SDL_main':|
D:\C++\projects\Client\main.cpp|15|multiple definition of `Threads::_guiEventWait'|
obj\Debug\AppWindow.o:D:\C++\projects\Client\AppWindow.cpp|4|first defined here|
obj\Debug\main.o||In function `SDL_main':|
D:\C++\projects\Client\main.cpp|15|multiple definition of `Threads::_guiEventLock'|
obj\Debug\AppWindow.o:D:\C++\projects\Client\AppWindow.cpp|4|first defined here|
||=== Build finished: 16 errors, 3 warnings ===| |
Quelqu'un saurais me dire ce qui cloche ? :o
Merci ! :)
