From 4fbfa72ebdd3af9b4e87a8b6d5d42e230ee5f7b2 Mon Sep 17 00:00:00 2001
From: Takeshi YAMAMURO <linguin.m.s@gmail.com>
Date: Thu, 31 Mar 2016 13:09:26 +0900
Subject: [PATCH] Add a macro to turn sse2/avx2 on/off in Makefile

---
 Makefile | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/Makefile b/Makefile
index 764e2ca..19b6354 100644
--- a/Makefile
+++ b/Makefile
@@ -49,8 +49,12 @@ $(SNAPPY_OUT)/%.o : $(BITSHUFFLE_SRC_DIR)/%.c
 
 SNAPPY_OBJ:=$(addprefix $(SNAPPY_OUT)/,$(patsubst %.cc,%.o,$(SNAPPY_CC)) $(patsubst %.c,%.o,$(BITSHUFFLE_C)) SnappyNative.o)
 
-# Undefined macros for sse2/avx2 to generate a platform-independent binary
-CXXFLAGS:=$(CXXFLAGS) -U__AVX2__ -U__SSE2__  -I$(SNAPPY_SRC_DIR) -I$(BITSHUFFLE_SRC_DIR)
+ifndef UNIVERSAL_BITSHUFFLE
+  # Undefined macros to generate a platform-independent binary
+  CXXFLAGS:=$(CXXFLAGS) -U__AVX2__ -U__SSE2__  -I$(SNAPPY_SRC_DIR) -I$(BITSHUFFLE_SRC_DIR)
+else
+  CXXFLAGS:=$(CXXFLAGS) -I$(SNAPPY_SRC_DIR) -I$(BITSHUFFLE_SRC_DIR)
+endif
 
 ifeq ($(OS_NAME),SunOS)
 	TAR:= gtar