Bindings: Pick up include dirs from targets

Author: ferdnyc

src/bindings/python/CMakeLists.txt

@@ -55,6 +55,13 @@ if (PYTHONLIBS_FOUND AND PYTHONINTERP_FOUND)
 	separate_arguments(sw_flags UNIX_COMMAND ${SWIG_CXX_FLAGS})
 	set_property(SOURCE openshot.i PROPERTY GENERATED_COMPILE_OPTIONS ${sw_flags})
 
+  ### Take include dirs from target, automatically if possible
+  if (CMAKE_VERSION VERSION_GREATER 3.13)
+    set_property(SOURCE openshot.i PROPERTY USE_TARGET_INCLUDE_DIRECTORIES True)
+  else ()
+    set_property(SOURCE openshot.i PROPERTY INCLUDE_DIRECTORIES $<TARGET_PROPERTY:openshot,INCLUDE_DIRECTORIES>)
+  endif ()
+
 	### Add the SWIG interface file (which defines all the SWIG methods)
 	if (CMAKE_VERSION VERSION_LESS 3.8.0)
 		swig_add_module(pyopenshot python openshot.i)
@@ -68,7 +75,7 @@ if (PYTHONLIBS_FOUND AND PYTHONINTERP_FOUND)
 
 	### Link the new python wrapper library with libopenshot
 	target_link_libraries(${SWIG_MODULE_pyopenshot_REAL_NAME}
-	                      ${PYTHON_LIBRARIES} openshot)
+                        PUBLIC ${PYTHON_LIBRARIES} openshot)
 
 	### Check if the following Debian-friendly python module path exists
 	SET(PYTHON_MODULE_PATH "${CMAKE_INSTALL_PREFIX}/lib/python${PYTHON_VERSION_MAJOR}.${PYTHON_VERSION_MINOR}/site-packages")

src/bindings/ruby/CMakeLists.txt

@@ -56,6 +56,13 @@ IF (RUBY_FOUND)
 	separate_arguments(sw_flags UNIX_COMMAND ${SWIG_CXX_FLAGS})
 	set_property(SOURCE openshot.i PROPERTY GENERATED_COMPILE_OPTIONS ${sw_flags})
 
+	### Take include dirs from target, automatically if possible
+	if (CMAKE_VERSION VERSION_GREATER 3.13)
+		set_property(SOURCE openshot.i PROPERTY USE_TARGET_INCLUDE_DIRECTORIES True)
+	else ()
+		set_property(SOURCE openshot.i PROPERTY INCLUDE_DIRECTORIES $<TARGET_PROPERTY:openshot,INCLUDE_DIRECTORIES>)
+	endif ()
+
 	### Add the SWIG interface file (which defines all the SWIG methods)
 	if (CMAKE_VERSION VERSION_LESS 3.8.0)
 		swig_add_module(rbopenshot ruby openshot.i)