From 3df12943a15c3eed8a2faed628d04647a4cad848 Mon Sep 17 00:00:00 2001
From: zqs <bluesky@bluepat.cn>
Date: Fri, 13 Aug 2021 04:20:03 +0800
Subject: [PATCH] Change the declaration of SGX_SDK environment variable

---
 Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Makefile b/Makefile
index 7086c5ca..4f4be165 100644
--- a/Makefile
+++ b/Makefile
@@ -88,7 +88,7 @@ install: minimal_sgx_libs
 
 	@echo "Installation is done."
 
-SGX_SDK=/opt/intel/sgxsdk
+SGX_SDK ?= /opt/intel/sgxsdk
 # Install minimum sgx-sdk set to support Occlum cmd execution in non-customized sgx-sdk environment
 minimal_sgx_libs: $(SGX_SDK)/lib64/libsgx_uae_service_sim.so $(SGX_SDK)/lib64/libsgx_quote_ex_sim.so
 	@echo "Install needed sgx-sdk tools ..."