Покритикуйте мою игру

void SceneElements::stopGame() {
    if(getEvent() -> type == SDL_QUIT)
        exit(1);
    if(getEvent() -> type = SDL_KEYDOWN && // присвоение вместо сравнения
       getEvent() -> key.keysym.sym == SDLK_ESCAPE)
        exit(1);
}

#if defined(_WIN32) || defined (_WIN64)
#include <windows.h>
#else
#include <unistd.h>
#endif
void openURL(const char* url) {
#if defined(_WIN32) || defined (_WIN64)
    ShellExecute(NULL, "open", url,
                           NULL, NULL, SW_SHOWNORMAL);
#else
    pid_t pid;
    if((pid=fork())==0) {
        execlp("xdg-open","",url,NULL);
        std::cerr<<"can't launch"<<std::endl;
    }
    if(pid<0)
        std::cerr<<"can't fork"<<std::endl;
#endif
}

case 2:
#if defined(_WIN32) || defined (_WIN64)
    ShellExecute(NULL, "open", "http://facebook.com", NULL, NULL, SW_SHOWNORMAL);
#else
    pid_t pid;
    if ((pid = fork()) == 0)
    execlp("xdg-open", "open", "http://facebook.com", NULL);
#endif
 case 3:
    #if defined(_WIN32) || defined (_WIN64)
    ShellExecute(NULL, "open", "http://twitter.com", NULL, NULL, SW_SHOWNORMAL);
#else
    pid_t pid;
    if ((pid = fork()) == 0)
        execlp("xdg-open", "open", "http://twitter.com", NULL);
#endif

openURL("http://some.site");