Add Partial RELRO flags

Change-Id: Ic96f8db81e7deffb2a701f6bc77b51051205ba69

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 84db904f7adfe58ca880489d17f81e5645994e75..9097e40f4f0424985c3e7b414652ab248694f671 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -38,7 +38,7 @@ FOREACH(flag ${pkgs_CFLAGS})
         SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} ${flag}")
 ENDFOREACH(flag)
 
-SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -fvisibility=hidden -fPIC")
+SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -fvisibility=hidden -fPIC -Wl,-z,relro")
 SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} -g -fno-omit-frame-pointer -finstrument-functions -fstack-protector-strong")
 SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${EXTRA_CFLAGS} -lrt")
 SET(CMAKE_EXE_LINKER_FLAGS "-pie")