include/mruby/object.h

   1 /**
   2 ** @file mruby/object.h - mruby object definition
   3 **
   4 ** See Copyright Notice in mruby.h
   5 */
   6
   7 #ifndef MRUBY_OBJECT_H
   8 #define MRUBY_OBJECT_H
   9
  10 #define MRB_OBJECT_HEADER \
  11   struct RClass *c;       \
  12   struct RBasic *gcnext;  \
  13   enum mrb_vtype tt:8;    \
  14   uint32_t color:3;       \
  15   uint32_t flags:21
  16
  17 #define MRB_FLAG_TEST(obj, flag) ((obj)->flags & (flag))
  18
  19 struct RBasic {
  20   MRB_OBJECT_HEADER;
  21 };
  22 #define mrb_basic_ptr(v) ((struct RBasic*)(mrb_ptr(v)))
  23
  24 #define MRB_FL_OBJ_IS_FROZEN (1 << 20)
  25 #define MRB_FROZEN_P(o) ((o)->flags & MRB_FL_OBJ_IS_FROZEN)
  26 #define MRB_SET_FROZEN_FLAG(o) ((o)->flags |= MRB_FL_OBJ_IS_FROZEN)
  27 #define MRB_UNSET_FROZEN_FLAG(o) ((o)->flags &= ~MRB_FL_OBJ_IS_FROZEN)
  28 #define mrb_frozen_p(o) MRB_FROZEN_P(o)
  29
  30 struct RObject {
  31   MRB_OBJECT_HEADER;
  32   struct iv_tbl *iv;
  33 };
  34 #define mrb_obj_ptr(v)   ((struct RObject*)(mrb_ptr(v)))
  35
  36 #define mrb_special_const_p(x) mrb_immediate_p(x)
  37
  38 struct RFiber {
  39   MRB_OBJECT_HEADER;
  40   struct mrb_context *cxt;
  41 };
  42
  43 #endif  /* MRUBY_OBJECT_H */