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Further simplify object handling

This commit is contained in:
Behdad Esfahbod 2011-04-21 18:35:58 -04:00
parent fca368c468
commit ec6f9c2fd0
1 changed files with 27 additions and 26 deletions
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53
src/hb-object-private.hh
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@ -89,34 +89,35 @@ struct _hb_object_header_t {
};
HB_END_DECLS
template <typename Type>
static inline Type *hb_object_create () { return (Type *) hb_object_header_t::create (sizeof (Type)); }
template <typename Type>
static inline bool hb_object_is_inert (const Type *obj) { return unlikely (obj->header.is_inert()); }
template <typename Type>
static inline Type *hb_object_reference (Type *obj) { obj->header.reference (); return obj; }
template <typename Type>
static inline bool hb_object_destroy (Type *obj) { return obj->header.destroy (); }
template <typename Type>
static inline void hb_object_trace (const Type *obj) { obj->header.trace (__FUNCTION__); }
HB_BEGIN_DECLS
/* Object allocation and lifecycle manamgement macros */
#define TRACE_OBJECT(obj) \
obj->header.trace (__FUNCTION__)
#define HB_OBJECT_IS_INERT(obj) \
(unlikely ((obj)->header.is_inert ()))
#define HB_OBJECT_DO_CREATE(Type, obj) \
likely (( \
((obj) = (Type *) hb_object_header_t::create (sizeof (Type))), \
TRACE_OBJECT (obj), \
(obj) \
))
#define HB_OBJECT_DO_REFERENCE(obj) \
HB_STMT_START { \
TRACE_OBJECT (obj); \
obj->header.reference (); \
return obj; \
} HB_STMT_END
#define HB_OBJECT_DO_DESTROY(obj) \
HB_STMT_START { \
TRACE_OBJECT (obj); \
if (!obj->header.destroy ()) \
return; \
} HB_STMT_END
#define HB_TRACE_OBJECT(obj) hb_object_trace (obj)
#define HB_OBJECT_DO_CREATE(Type, obj) likely (obj = hb_object_create<Type> ())
#define HB_OBJECT_IS_INERT(obj) hb_object_is_inert (obj)
#define HB_OBJECT_DO_REFERENCE(obj) return hb_object_reference (obj)
#define HB_OBJECT_DO_DESTROY(obj) if (!hb_object_destroy (obj)) return
HB_END_DECLS