Backport upstream patch for GCC 14 compatibility

Related to:

  <https://fedoraproject.org/wiki/Changes/PortingToModernC>
  <https://fedoraproject.org/wiki/Toolchain/PortingToModernC>

xdg-desktop-portal-gnome-c89.patch

@@ -0,0 +1,81 @@
+commit d0428d7b1aaf2c73293bdc003facc4cabe862e5d
+Author: Georges Basile Stavracas Neto <georges.stavracas@gmail.com>
+Date:   Wed Dec 20 19:07:16 2023 -0300
+
+    inputcapture: Store dialog as a GtkWindow
+    
+    This allows calling g_clear_pointer() without a cast.
+    
+    Closes:
+    https://gitlab.gnome.org/GNOME/xdg-desktop-portal-gnome/-/issues/113
+
+diff --git a/src/inputcapture.c b/src/inputcapture.c
+index ffa91a1dacbbeee2..7dfefe1b2995f246 100644
+--- a/src/inputcapture.c
++++ b/src/inputcapture.c
+@@ -70,7 +70,7 @@ typedef struct _InputCaptureDialogHandle
+   char *session_handle;
+   GDBusMethodInvocation *create_session_invocation;
+ 
+-  GtkWidget *dialog;
++  GtkWindow *dialog;
+   ExternalWindow *external_parent;
+ 
+   unsigned int capabilities;
+@@ -89,7 +89,7 @@ G_DEFINE_TYPE (InputCaptureSession, input_capture_session, session_get_type ())
+ static void
+ input_capture_dialog_handle_free (InputCaptureDialogHandle *dialog_handle)
+ {
+-  g_clear_pointer ((GtkWindow**)&dialog_handle->dialog, gtk_window_destroy);
++  g_clear_pointer (&dialog_handle->dialog, gtk_window_destroy);
+   g_clear_object (&dialog_handle->external_parent);
+   g_object_unref (dialog_handle->request);
+   g_free (dialog_handle->session_handle);
+@@ -150,8 +150,7 @@ on_request_handle_close_cb (XdpImplRequest           *object,
+                             GDBusMethodInvocation    *invocation,
+                             InputCaptureDialogHandle *dialog_handle)
+ {
+-  gtk_window_close (GTK_WINDOW (dialog_handle->dialog));
+-
++  gtk_window_close (dialog_handle->dialog);
+   return FALSE;
+ }
+ 
+@@ -387,7 +386,7 @@ create_input_capture_dialog (GDBusMethodInvocation *invocation,
+   ExternalWindow *external_parent;
+   GdkSurface *surface;
+   GtkWidget *fake_parent;
+-  GtkWidget *dialog;
++  GtkWindow *dialog;
+ 
+   if (parent_window)
+     {
+@@ -404,9 +403,9 @@ create_input_capture_dialog (GDBusMethodInvocation *invocation,
+   fake_parent = g_object_new (GTK_TYPE_WINDOW, NULL);
+   g_object_ref_sink (fake_parent);
+ 
+-  dialog = GTK_WIDGET (input_capture_dialog_new (request->app_id));
+-  gtk_window_set_transient_for (GTK_WINDOW (dialog), GTK_WINDOW (fake_parent));
+-  gtk_window_set_modal (GTK_WINDOW (dialog), TRUE);
++  dialog = GTK_WINDOW (input_capture_dialog_new (request->app_id));
++  gtk_window_set_transient_for (dialog, GTK_WINDOW (fake_parent));
++  gtk_window_set_modal (dialog, TRUE);
+ 
+   window_group = gtk_window_group_new ();
+   gtk_window_group_add_window (window_group, dialog);
+@@ -424,13 +423,13 @@ create_input_capture_dialog (GDBusMethodInvocation *invocation,
+   g_signal_connect (dialog, "done",
+                     G_CALLBACK (on_input_capture_dialog_done_cb), dialog_handle);
+ 
+-  gtk_widget_realize (dialog);
++  gtk_widget_realize (GTK_WIDGET (dialog));
+ 
+   surface = gtk_native_get_surface (GTK_NATIVE (dialog));
+   if (external_parent)
+     external_window_set_parent_of (external_parent, surface);
+ 
+-  gtk_widget_show (dialog);
++  gtk_window_present (dialog);
+ }
+ 
+ static gboolean

xdg-desktop-portal-gnome.spec

@@ -10,6 +10,7 @@ Summary:        Backend implementation for xdg-desktop-portal using GNOME
 License:        LGPL-2.1-or-later
 URL:            https://gitlab.gnome.org/GNOME/%{name}
 Source0:        https://download.gnome.org/sources/%{name}/45/%{name}-%{tarball_version}.tar.xz
+Patch0: xdg-desktop-portal-gnome-c89.patch
 
 BuildRequires:  desktop-file-utils
 BuildRequires:  gcc