Apply Full RELRO linker options ("-Wl,-z,relro,-z,now") to storaged

In addition to Partial RELRO, Full RELRO makes "GOT Table becomes read-only."

Change-Id: I1b946a542281a4b62f578d843189f768d3a6f72c
Signed-off-by: Hyotaek Shim <hyotaek.shim@samsung.com>

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 03adf5c..04a4ef8 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -41,6 +41,8 @@ SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -fvisibility=hidden -Werror -rdynamic -Wno-dep
 SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -g -fno-omit-frame-pointer -finstrument-functions")
 SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${EXTRA_CFLAGS} -lrt -fPIE")
 SET(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -pie")
+# To apply Armoring(Full RELRO), which means GOT Table becomes read-only.
+SET(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,-z,relro,-z,now")
 
 ADD_EXECUTABLE(${PROJECT_NAME} ${SRCS})
 TARGET_LINK_LIBRARIES(${PROJECT_NAME} ${${PROJECT_NAME}_pkgs_LDFLAGS} "-ldl" "-lm")