53 #define QOBJECT_INTERNAL(obj, _obj) ({                          \  argument
54     typeof(obj) _obj = (obj);                                   \
57 #define QOBJECT(obj) QOBJECT_INTERNAL((obj), MAKE_IDENTIFIER(_obj))  argument
70 #define qobject_to(type, obj)                                       \  argument
71     ((type *)qobject_check_type(obj, glue(QTYPE_CAST_TO_, type)))
73 static inline void qobject_ref_impl(QObject *obj)  in qobject_ref_impl()  argument
75     if (obj) {  in qobject_ref_impl()
76         obj->base.refcnt++;  in qobject_ref_impl()
93 void qobject_destroy(QObject *obj);
95 static inline void qobject_unref_impl(QObject *obj)  in qobject_unref_impl()  argument
97     assert(!obj || obj->base.refcnt);  in qobject_unref_impl()
98     if (obj && --obj->base.refcnt == 0) {  in qobject_unref_impl()
99         qobject_destroy(obj);  in qobject_unref_impl()
106  * Returns: the same @obj. The type of @obj will be propagated to the
109 #define qobject_ref(obj) ({                     \  argument
110     typeof(obj) _o = (obj);                     \
119 #define qobject_unref(obj) qobject_unref_impl(QOBJECT(obj))  argument
124 static inline QType qobject_type(const QObject *obj)  in qobject_type()  argument
126     assert(QTYPE_NONE < obj->base.type && obj->base.type < QTYPE__MAX);  in qobject_type()
127     return obj->base.type;  in qobject_type()
132  * Return @obj, but only if @obj is not NULL and @type is equal to
133  * @obj's type.  Return NULL otherwise.
135 static inline QObject *qobject_check_type(const QObject *obj, QType type)  in qobject_check_type()  argument
137     if (obj && qobject_type(obj) == type) {  in qobject_check_type()
138         return (QObject *)obj;  in qobject_check_type()