From aea8a6562dbef9e9f9b8569a50a170b1f02bcca1 Mon Sep 17 00:00:00 2001
From: YuQing <384681@qq.com>
Date: Fri, 15 Jan 2021 18:05:39 +0800
Subject: [PATCH] fc_atomic.h add FC_ATOMIC_GET, FC_ATOMIC_INC etc.

---
 src/fc_atomic.h | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/fc_atomic.h b/src/fc_atomic.h
index 08e8862..eac8522 100644
--- a/src/fc_atomic.h
+++ b/src/fc_atomic.h
@@ -20,6 +20,14 @@
 extern "C" {
 #endif
 
+#define FC_ATOMIC_GET(var) __sync_add_and_fetch(&var, 0)
+
+#define FC_ATOMIC_INC(var) __sync_add_and_fetch(&var, 1)
+#define FC_ATOMIC_DEC(var) __sync_sub_and_fetch(&var, 1)
+
+#define FC_ATOMIC_INC_EX(var, n) __sync_add_and_fetch(&var, n)
+#define FC_ATOMIC_DEC_EX(var, n) __sync_sub_and_fetch(&var, n)
+
 #define FC_ATOMIC_CAS(var, old_value, new_value) \
     do {  \
         if (__sync_bool_compare_and_swap(&var, old_value, new_value)) { \
-- 
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