xlib plugin init_window: squash -Wsign-conversion warning for window depth

diff --git a/plugin/xlib/gvdevice_xlib.c b/plugin/xlib/gvdevice_xlib.c
index 52c9adca614d4b9f4ec5da3dfc6aff828d65604f..501d01946a35737d60e26c377df8093b3c757e79 100644 (file)
--- a/plugin/xlib/gvdevice_xlib.c
+++ b/plugin/xlib/gvdevice_xlib.c
@@ -365,8 +365,9 @@ static void init_window(GVJ_t *job, Display *dpy, int scr)
     XFree(normalhints);
     free(name);
 
+    assert(window->depth >= 0 && "Xlib returned invalid window depth");
     window->pix = XCreatePixmap(dpy, window->win, job->width, job->height,
-               window->depth);
+                                (unsigned)window->depth);
     if (argb)
         gcv.foreground = 0;
     else