SPDX-License-Identifier: GPL-3.0-or-later
SPDX-FileCopyrightText: 2020 Carles Fernandez-Prades <carles.fernandez@cttc.es>
--- CMakeLists.txt	2020-10-25 10:06:26.000000000 +0100
+++ CMakeLists.txt	2020-10-25 10:06:11.000000000 +0100
@@ -77,7 +77,16 @@
 
 
 include( BuildSetup.cmake )
-
+set(STADYN "STATIC")
+if(POLICY CMP0063)
+    cmake_policy(SET CMP0063 NEW)
+    set(CMAKE_CXX_VISIBILITY_PRESET hidden)
+    set(CMAKE_VISIBILITY_INLINES_HIDDEN 1)
+else()
+    if((CMAKE_CXX_COMPILER_ID MATCHES "Clang" OR CMAKE_CXX_COMPILER_ID STREQUAL "GNU") AND NOT WIN32)
+        add_definitions(-fvisibility=hidden)
+    endif()
+endif()
 #============================================================
 # Core Library Target Files
 #============================================================
