yolobs-studio/debian/patches/0002-Hide-internal-symbols.patch

From: Sebastian Ramacher <sramacher@debian.org>
Date: Wed, 19 Apr 2017 21:45:40 +0200
Subject: Hide internal symbols

---
 deps/obs-scripting/CMakeLists.txt | 12 ++++++++++++
 libobs/CMakeLists.txt             |  4 ++++
 libobs/util/c99defs.h             |  2 +-
 3 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/deps/obs-scripting/CMakeLists.txt b/deps/obs-scripting/CMakeLists.txt
index 92fb1b9..b324251 100644
--- a/deps/obs-scripting/CMakeLists.txt
+++ b/deps/obs-scripting/CMakeLists.txt
@@ -183,6 +183,18 @@ add_library(obs-scripting SHARED
 	${SWIG_LUA_RUNTIME}
 	)
 
+if(UNIX)
+	set_source_files_properties(${obs-scripting_SOURCES}
+	${obs-scripting_HEADERS}
+	${obs-scripting-python_SOURCES}
+	${obs-scripting-python_HEADERS}
+	${obs-scripting-lua_SOURCES}
+	${obs-scripting-lua_HEADERS}
+	${SWIG_PY_RUNTIME}
+	${SWIG_LUA_RUNTIME}
+	PROPERTIES COMPILE_FLAGS "-fvisibility=hidden")
+endif()
+
 target_link_libraries(obs-scripting
 	libobs
 	${LUAJIT_LIBRARIES}
diff --git a/libobs/CMakeLists.txt b/libobs/CMakeLists.txt
index 8681148..49fffcd 100644
--- a/libobs/CMakeLists.txt
+++ b/libobs/CMakeLists.txt
@@ -478,6 +478,10 @@ elseif(NOT MSVC)
 			-msse2)
 endif()
 
+if(UNIX)
+	set_source_files_properties(${libobs_SOURCES} PROPERTIES
+			COMPILE_FLAGS "-fvisibility=hidden")
+endif()
 
 target_compile_options(libobs
 	PUBLIC
diff --git a/libobs/util/c99defs.h b/libobs/util/c99defs.h
index 6ea3534..6a99b13 100644
--- a/libobs/util/c99defs.h
+++ b/libobs/util/c99defs.h
@@ -46,7 +46,7 @@
 
 #define EXPORT __declspec(dllexport)
 #else
-#define EXPORT
+#define EXPORT __attribute__((visibility("default")))
 #endif
 
 #if _MSC_VER && _MSC_VER < 0x0708