Add noexecstack linker flags (#1852)

* add noexecstack linker flags

* fix(build): only apply noexecstack linker flag to linux

Author: igormp

CMakeLists.txt

@@ -92,6 +92,9 @@ if(MSVC)
   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W4 /d2FH4-")
 else()
   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra")
+  if(NOT APPLE)
+    set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,-z,noexecstack")
+  endif()
 endif()
 
 find_package(Threads)