code: drawterm

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wayland: keep the same pointer surface, but mark it dirty to redraw properly

--- a/gui-wl/wl-util.c

+++ b/gui-wl/wl-util.c

@@ -130,10 +130,10 @@

 				buf[pos] = Black;

 		}

 	}

-	if(wl->cursorsurface != nil)

-		wl_surface_destroy(wl->cursorsurface);

-	wl->cursorsurface = wl_compositor_create_surface(wl->compositor);

+	if(wl->cursorsurface == nil)

+		wl->cursorsurface = wl_compositor_create_surface(wl->compositor);

 	wl_surface_attach(wl->cursorsurface, wl->cursorbuffer, 0, 0);

+	wl_surface_damage(wl->cursorsurface, 0, 0, 16, 16);

 	wl_surface_commit(wl->cursorsurface);

 	wl_pointer_set_cursor(wl->pointer, wl->pointerserial, wl->cursorsurface, -c->offset.x, -c->offset.y);

 }