[gtk+] Make gtk_init_with_args behave as documented

[Matthias Clasen <matthiasc src gnome org>]

commit 8a7d0ab4813457088335685e956313afbd1d65a1
Author: Matthias Clasen <mclasen redhat com>
Date:   Tue Sep 27 15:12:47 2016 -0400

    Make gtk_init_with_args behave as documented
    
    This docs say it should return FALSE if the display can't be opened,
    but it was failing.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=771959

 gtk/gtkmain.c |   10 +++++++---
 1 files changed, 7 insertions(+), 3 deletions(-)
---
diff --git a/gtk/gtkmain.c b/gtk/gtkmain.c
index ad6ed50..5c0dcb1 100644
--- a/gtk/gtkmain.c
+++ b/gtk/gtkmain.c
@@ -963,14 +963,14 @@ gtk_init_with_args (gint                 *argc,
   gboolean retval;
 
   if (gtk_initialized)
-    return GDK_PRIVATE_CALL (gdk_display_open_default) () != NULL;
+    goto done;
 
   gettext_initialization ();
 
   if (!check_setugid ())
     return FALSE;
 
-  gtk_group = gtk_get_option_group (TRUE);
+  gtk_group = gtk_get_option_group (FALSE);
 
   context = g_option_context_new (parameter_string);
   g_option_context_add_group (context, gtk_group);
@@ -982,7 +982,11 @@ gtk_init_with_args (gint                 *argc,
 
   g_option_context_free (context);
 
-  return retval;
+  if (!retval)
+    return FALSE;
+
+done:
+  return GDK_PRIVATE_CALL (gdk_display_open_default) () != NULL;
 }