libatomic.h

   1 #ifndef __LIBATOMIC_H__
   2 #define __LIBATOMIC_H__
   3
   4 #ifdef __cplusplus
   5 extern "C" {
   6 #endif
   7
   8         typedef enum memory_order {
   9                 memory_order_relaxed,
  10                 memory_order_consume,
  11                 memory_order_acquire,
  12                 memory_order_release,
  13                 memory_order_acq_rel,
  14                 memory_order_seq_cst
  15         } memory_order;
  16
  17         typedef struct atomic_object {
  18                 int value;
  19         } atomic_int;
  20
  21         void atomic_store_explicit(struct atomic_object *obj, int value, memory_order order);
  22 #define atomic_store(A, B) atomic_store_explicit((A), (B), memory_order_seq_cst)
  23
  24         int atomic_load_explicit(struct atomic_object *obj, memory_order order);
  25 #define atomic_load(A) atomic_load_explicit((A), memory_order_seq_cst)
  26
  27         void atomic_init(struct atomic_object *obj, int value);
  28
  29 #ifdef __cplusplus
  30 }
  31 #endif
  32
  33 #endif /* __LIBATOMIC_H__ */