[glib/ebassi/resource-no-display-name] Implement GFileIface.set_display_name() for resource files

[Emmanuele Bassi <ebassi src gnome org>]

commit a9394bd68e222377f0156bf9c213b3f3a1e340d0
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Sat Jul 30 20:03:42 2022 +0100

    Implement GFileIface.set_display_name() for resource files
    
    Resource files cannot be renamed, and GFileIface.set_display_name() is
    mandatory.
    
    Fixes: #2705

 gio/gresourcefile.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
---
diff --git a/gio/gresourcefile.c b/gio/gresourcefile.c
index 340d3378b3..24f20f2903 100644
--- a/gio/gresourcefile.c
+++ b/gio/gresourcefile.c
@@ -646,6 +646,19 @@ g_resource_file_monitor_file (GFile              *file,
   return g_object_new (g_resource_file_monitor_get_type (), NULL);
 }
 
+static GFile *
+g_resource_file_set_display_name (GFile         *file,
+                                  const char    *display_name,
+                                  GCancellable  *cancellable,
+                                  GError       **error)
+{
+  g_set_error_literal (error,
+                       G_IO_ERROR,
+                       G_IO_ERROR_NOT_SUPPORTED,
+                       _("Resource files cannot be renamed"));
+  return NULL;
+}
+
 static void
 g_resource_file_file_iface_init (GFileIface *iface)
 {
@@ -664,6 +677,7 @@ g_resource_file_file_iface_init (GFileIface *iface)
   iface->get_relative_path = g_resource_file_get_relative_path;
   iface->resolve_relative_path = g_resource_file_resolve_relative_path;
   iface->get_child_for_display_name = g_resource_file_get_child_for_display_name;
+  iface->set_display_name = g_resource_file_set_display_name;
   iface->enumerate_children = g_resource_file_enumerate_children;
   iface->query_info = g_resource_file_query_info;
   iface->query_filesystem_info = g_resource_file_query_filesystem_info;