xlib plugin init_window: squash a -Wsign-conversion warning

diff --git a/plugin/xlib/gvdevice_xlib.c b/plugin/xlib/gvdevice_xlib.c
index e476db531a55dc626c34cdfd6fc669082e8d7afc..8388f4f9b9cc7fd38a3c67d1b82ec60fee3c8a3c 100644 (file)
--- a/plugin/xlib/gvdevice_xlib.c
+++ b/plugin/xlib/gvdevice_xlib.c
@@ -382,7 +382,7 @@ static void init_window(GVJ_t *job, Display *dpy, int scr)
         | KeyPressMask
         | StructureNotifyMask
         | ExposureMask);
-    XSelectInput(dpy, window->win, window->event_mask);
+    XSelectInput(dpy, window->win, (long)window->event_mask);
     window->wm_delete_window_atom =
         XInternAtom(dpy, "WM_DELETE_WINDOW", False);
     XSetWMProtocols(dpy, window->win, &window->wm_delete_window_atom, 1);