X-Git-Url: https://codewiz.org/gitweb?a=blobdiff_plain;f=bertos%2Fstruct%2Ffifobuf.h;h=117431be59980fac7d2fbdb6e78088e309c14281;hb=76c3a84c29c451d164575134b29986f3bbc42656;hp=f58e1c0a7d0f4e99999298d5af2f63029a4de566;hpb=2f2be617c1e2ccc0aaefbb2e56fb34046c645126;p=bertos.git

diff --git a/bertos/struct/fifobuf.h b/bertos/struct/fifobuf.h
index f58e1c0a..117431be 100644
--- a/bertos/struct/fifobuf.h
+++ b/bertos/struct/fifobuf.h
@@ -92,6 +92,19 @@ typedef struct FIFOBuffer
 	)
 
 
+/**
+ * Declare a static fifo buffer
+ */
+#define DECLARE_FIFO(_name, _ptr, _size)			\
+	FIFOBuffer _name =					\
+	{							\
+		.head = (_ptr),					\
+		.tail = (_ptr),					\
+		.begin = (_ptr),				\
+		.end = (_ptr) + (_size) - 1,			\
+	};							\
+	STATIC_ASSERT((_size) > 1)
+
 /**
  * Check whether the fifo is empty
  *