Get Username 2

you need to include stdlib.h && QtGlobal
QString get_user_name()

{

    char *user_name;

#ifdef Q_WS_WIN //Defined on Windows.

    user_name = getenv("USERNAME");

#endif

#ifdef Q_WS_X11 //Defined on X11.

    user_name = getenv("USER");

#endif

#ifdef Q_WS_MAC //Defined on Mac OS X.

    user_name = getenv("USER");

#endif

#ifdef Q_WS_QWS //Defined on Qtopia Core.

    user_name = getenv("USER");

#endif

    return QString(user_name);

}