68 #define HB_SHAPER_DATA_TYPE_NAME(shaper, object)	hb_##shaper##_shaper_##object##_data_t  argument
69 #define HB_SHAPER_DATA_TYPE(shaper, object)		struct HB_SHAPER_DATA_TYPE_NAME(shaper, object)  argument
70 #define HB_SHAPER_DATA_INSTANCE(shaper, object, instance)	(* (HB_SHAPER_DATA_TYPE(shaper, object) *…  argument
71 #define HB_SHAPER_DATA(shaper, object)			HB_SHAPER_DATA_INSTANCE(shaper, object, object)  argument
72 #define HB_SHAPER_DATA_CREATE_FUNC(shaper, object)	_hb_##shaper##_shaper_##object##_data_create  argument
73 #define HB_SHAPER_DATA_DESTROY_FUNC(shaper, object)	_hb_##shaper##_shaper_##object##_data_destroy  argument
74 #define HB_SHAPER_DATA_ENSURE_FUNC(shaper, object)	hb_##shaper##_shaper_##object##_data_ensure  argument
76 #define HB_SHAPER_DATA_PROTOTYPE(shaper, object) \  argument
77 	HB_SHAPER_DATA_TYPE (shaper, object); /* Type forward declaration. */ \
78 	extern "C" HB_INTERNAL HB_SHAPER_DATA_TYPE (shaper, object) * \
79 …HB_SHAPER_DATA_CREATE_FUNC (shaper, object) (hb_##object##_t *object HB_SHAPER_DATA_CREATE_FUNC_EX…
81 	HB_SHAPER_DATA_DESTROY_FUNC (shaper, object) (HB_SHAPER_DATA_TYPE (shaper, object) *data); \
83 	HB_SHAPER_DATA_ENSURE_FUNC (shaper, object) (hb_##object##_t *object)
85 #define HB_SHAPER_DATA_DESTROY(shaper, object) \  argument
86     if (HB_SHAPER_DATA_TYPE (shaper, object) *data = HB_SHAPER_DATA (shaper, object)) \
88         HB_SHAPER_DATA_DESTROY_FUNC (shaper, object) (data);
90 #define HB_SHAPER_DATA_ENSURE_DEFINE(shaper, object) \  argument
91 	HB_SHAPER_DATA_ENSURE_DEFINE_WITH_CONDITION(shaper, object, true)
93 #define HB_SHAPER_DATA_ENSURE_DEFINE_WITH_CONDITION(shaper, object, condition) \  argument
95 HB_SHAPER_DATA_ENSURE_FUNC(shaper, object) (hb_##object##_t *object) \
98 …PER_DATA_TYPE (shaper, object) *data = (HB_SHAPER_DATA_TYPE (shaper, object) *) hb_atomic_ptr_get …
103     if (hb_atomic_ptr_cmpexch (&HB_SHAPER_DATA (shaper, object), data, nullptr)) { \
104       HB_SHAPER_DATA_DESTROY_FUNC (shaper, object) (data); \
109     data = HB_SHAPER_DATA_CREATE_FUNC (shaper, object) (object); \
111       data = (HB_SHAPER_DATA_TYPE (shaper, object) *) HB_SHAPER_DATA_INVALID; \
112     if (!hb_atomic_ptr_cmpexch (&HB_SHAPER_DATA (shaper, object), nullptr, data)) { \
116 	HB_SHAPER_DATA_DESTROY_FUNC (shaper, object) (data); \