From 53fc047667e6e7cf71be13504e003a074b6a83bf Mon Sep 17 00:00:00 2001
From: Stanislaw Halik <sthalik@misaki.pl>
Date: Sun, 1 Nov 2015 13:20:35 +0100
Subject: gui: hidden symbol visibility by default

---
 gui/CMakeLists.txt | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/gui/CMakeLists.txt b/gui/CMakeLists.txt
index 158804c2..7fec9a15 100644
--- a/gui/CMakeLists.txt
+++ b/gui/CMakeLists.txt
@@ -39,4 +39,16 @@ if(LINUX)
     target_link_libraries(opentrack procps)
 endif()
 
+set(c-props)
+set(l-props)
+if(CMAKE_COMPILER_IS_GNUCXX AND NOT APPLE)
+    set(c-props "-fvisibility=hidden -fvisibility-inlines-hidden")
+    set(l-props "-Wl,--as-needed")
+endif()
+
+set_target_properties(opentrack PROPERTIES
+    LINK_FLAGS "${l-props}"
+    COMPILE_FLAGS "${c-props}"
+)
+
 install(TARGETS opentrack DESTINATION .)
-- 
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