bug#32975: Emacs 26.1; GTK Warnings

[Tjernlund]

On Thu, 2018-10-11 at 16:06 +0200, Robert Pluim wrote:
> martin rudalics <rudalics@gmx.at> writes:
> 
> > > How about moving the
> > > check for USE_TOOLKIT_SCROLL_BARS down into xg_set_background_color
> > > like so (which I think was your original suggestion):
> > 
> > That's what I would do for Emacs 26.2.
> 
> Sure. Eli, is the following OK for you? Itʼs a pretty rare setup, so
> master would probably be fine as well.

This patch works for me too.

Thanks guys
             Jocke

> 
> Robert
> 
> From 21e193c8211d21cd46c2ee90902ae627e837a62f Mon Sep 17 00:00:00 2001
> From: Robert Pluim <rpluim@gmail.com>
> Date: Thu, 11 Oct 2018 16:02:51 +0200
> Subject: [PATCH] Call GTK functions only on GTK scrollbars
> To: emacs-devel@gnu.org
> 
> * src/gtkutil.c (xg_set_background_color) [USE_TOOLKIT_SCROLL_BARS]:
> Don't call GTK functions on non-GTK scrollbars (Bug#32975).
> ---
>  src/gtkutil.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/src/gtkutil.c b/src/gtkutil.c
> index 6b72671da9..5879ab683e 100644
> --- a/src/gtkutil.c
> +++ b/src/gtkutil.c
> @@ -1498,6 +1498,7 @@ xg_set_background_color (struct frame *f, unsigned long 
> bg)
>        block_input ();
>        xg_set_widget_bg (f, FRAME_GTK_WIDGET (f), FRAME_BACKGROUND_PIXEL (f));
>  
> +#ifdef USE_TOOLKIT_SCROLL_BARS
>        Lisp_Object bar;
>        for (bar = FRAME_SCROLL_BARS (f);
>             !NILP (bar);
> @@ -1508,7 +1509,7 @@ xg_set_background_color (struct frame *f, unsigned long 
> bg)
>            GtkWidget *webox = gtk_widget_get_parent (scrollbar);
>            xg_set_widget_bg (f, webox, FRAME_BACKGROUND_PIXEL (f));
>          }
> -
> +#endif
>        unblock_input ();
>      }
>  }