std :: collections::ringbuffer
Macro RING_STATIC
#define RING_STATIC(name, N) static unsigned char name##_storage_[N]; static struct RingBuffer name = { name##_storage_, N, N-1, 0, 0 }std :: collections::ringbuffer
#define RING_STATIC(name, N) static unsigned char name##_storage_[N]; static struct RingBuffer name = { name##_storage_, N, N-1, 0, 0 }