Let the wx frontend build without libagg, based on a

patch by Yar-Tour in bug #2969484.

desmume/configure.ac

@@ -231,18 +231,12 @@ AM_CONDITIONAL([HAVE_WX], [test "x$wxwidgets" = "xyes"])
 dnl - Determine which UIs to build and if po/ should be included
 PO_DIR=""
 if test "x$HAVE_SDL" = "xyes"; then
-  # SDL adds just a cli
   UI_DIR="cli $UI_DIR"
   if test "x$HAVE_GTK" = "xyes"; then
-    # GTK requires SDL
     UI_DIR="gtk $UI_DIR"
   fi
   if test "x$wxwin" = "xyes"; then
-    if test "x$HAVE_LIBAGG" = "xyes"; then
-      UI_DIR="wx $UI_DIR"
-    else
-      AC_MSG_WARN([Antigrain library not found, wxWidgets frontend will be disabled])
-    fi
+    UI_DIR="wx $UI_DIR"
   fi
 
   if test "x$HAVE_LIBGLADE" = "xyes"; then

desmume/src/wx/wxMain.cpp

@@ -285,7 +285,9 @@ public:
 	void closeRom(wxCommandEvent& event) {
 		NDS_FreeROM();
 		execute = false;
+#ifdef HAVE_LIBAGG
 		Hud.resetTransient();
+#endif
 		NDS_Reset();
 	}
 
@@ -483,8 +485,10 @@ bool Desmume::OnInit()
 	DesmumeFrame *frame = new DesmumeFrame(emu_version);
 	frame->NDSInitialize();
 
+#ifdef HAVE_LIBAGG
 	Desmume_InitOnce();
 	aggDraw.hud->attach((u8*)GPU_screen, 256, 384, 1024);//TODO
+#endif
 	NDS_3D_ChangeCore(0);
 
 
@@ -624,4 +628,4 @@ createThread_gdb( void (APIENTRY *thread_function)( void *data),
 void
 joinThread_gdb( void *thread_handle) {
 }
-#endif
+#endif