From: Dmitrii Rodionov <d.rodionov@samsung.com>
Date: Wed, 18 Apr 2018 09:20:56 +0000 (+0300)
Subject: Wrap likely/unlikely macroses with #ifndef
X-Git-Tag: upstream/1.9.3~8^2~32^2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=ea6ed46fc273a7b10870caeb515622737eb1c572;p=platform%2Fupstream%2Flz4.git

Wrap likely/unlikely macroses with #ifndef

It prevent redefine error when project using lz4 has its own likely/unlikely
macroses.
---

diff --git a/lib/lz4.c b/lib/lz4.c
index 0ce05da..1e96931 100644
--- a/lib/lz4.c
+++ b/lib/lz4.c
@@ -147,8 +147,12 @@
 #  define expect(expr,value)    (expr)
 #endif
 
+#ifndef likely
 #define likely(expr)     expect((expr) != 0, 1)
+#endif
+#ifndef unlikely
 #define unlikely(expr)   expect((expr) != 0, 0)
+#endif
 
 
 /*-************************************