cmake: disable unused-variable warning for rocksdb

Signed-off-by: Kefu Chai <kchai@redhat.com>

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 62c8c0f8b2eea8f140b28fc9d26886776a955616..84ddbd2125f736fee7ea82a6a25a0c1be15c433d 100644 (file)
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -663,7 +663,7 @@ endif(${HAVE_LIBFUSE})
 # make rocksdb statically
 add_custom_target(build_rocksdb
     COMMAND 
-    EXTRA_CXXFLAGS=-fPIC PORTABLE=1 make static_lib
+    PORTABLE=1 make static_lib EXTRA_CXXFLAGS='-fPIC -Wno-unused-variable'
     WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}/src/rocksdb
     COMMENT "rocksdb building")