From 157e75c7ab0b2d16c13b8a3ccea0cb3a4c35d939 Mon Sep 17 00:00:00 2001
From: chao an <anchao@lixiang.com>
Date: Mon, 16 Dec 2024 16:41:49 +0800
Subject: [PATCH] lib/circbuf: add static initialize macro helper

struct circbuf_s circ = CIRCBUF_INITIALIZER(buffer, size);

Signed-off-by: chao an <anchao@lixiang.com>
---
 include/nuttx/circbuf.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/include/nuttx/circbuf.h b/include/nuttx/circbuf.h
index 3295c175cf..0b2ba990ce 100644
--- a/include/nuttx/circbuf.h
+++ b/include/nuttx/circbuf.h
@@ -37,6 +37,12 @@
 #include <stdbool.h>
 #include <sys/types.h>
 
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+#define CIRCBUF_INITIALIZER(base, size) { base, size, 0, 0, true }
+
 /****************************************************************************
  * Public Types
  ****************************************************************************/