Fix Linux build: search for gthread-2.0 and pangocairo, then add both these libs to wx dependencies

CMakeLists.txt

@@ -508,6 +508,10 @@ if(NOT DISABLE_WX)
 			add_definitions(-D__WXOSX_COCOA__)
 		elseif(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
 			add_definitions(-D__WXGTK__)
+
+			# Check for required libs
+			check_lib(GTHREAD2 gthread-2.0 glib/gthread.h REQUIRED)
+			check_lib(PANGOCAIRO pangocairo pango/pangocairo.h REQUIRED)
 		elseif(${CMAKE_SYSTEM_NAME} MATCHES "Windows")
 			add_definitions(-D__WXMSW__)
 		else()

Externals/wxWidgets3/CMakeLists.txt

@@ -875,6 +875,11 @@ elseif(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
 		${SRCS_GTK}
 		${SRCS_UNIX}
 		${SRCS_UNIXGTK})
+	set(LIBS
+		png
+		${GTHREAD2_LIBRARIES}
+		${PANGOCAIRO_LIBRARIES}
+		${GTK2_LIBRARIES})
 else()
 	add_definitions(-D__WXMSW__)
 	set(SRCS

Source/Core/DolphinWX/CMakeLists.txt

@@ -63,8 +63,7 @@ if(wxWidgets_FOUND)
 				Src/WiimoteConfigDiag.cpp
 				Src/WxUtils.cpp)
 
-	set(WXLIBS ${wxWidgets_LIBRARIES}
-				${GTK2_LIBRARIES})
+	set(WXLIBS ${wxWidgets_LIBRARIES})
 else()
 	set(SRCS	Src/MainNoGUI.cpp)
 endif()