trivial: Proxy the _SAVE_EVENTS flag even if set at runtime

diff --git a/src/fu-usb-backend.c b/src/fu-usb-backend.c
index 1f1a2f58b4e32fe077a2952b4b93911be282711f..92439c175cfadcbb3f78724901c6503065ca4053 100644 (file)
--- a/src/fu-usb-backend.c
+++ b/src/fu-usb-backend.c
@@ -76,6 +76,24 @@ fu_usb_backend_context_finalized_cb(gpointer data, GObject *where_the_object_was
        g_critical("GUsbContext %p was finalized from under our feet!", where_the_object_was);
 }
 
+static void
+fu_usb_backend_context_flags_check(FuUsbBackend *self)
+{
+#if G_USB_CHECK_VERSION(0, 4, 1)
+       FuContext *ctx = fu_backend_get_context(FU_BACKEND(self));
+       if (fu_context_has_flag(ctx, FU_CONTEXT_FLAG_SAVE_EVENTS)) {
+               g_debug("saving FuUsbBackend events");
+               g_usb_context_set_flags(self->usb_ctx, G_USB_CONTEXT_FLAGS_SAVE_EVENTS);
+       }
+#endif
+}
+
+static void
+fu_usb_backend_context_flags_notify_cb(FuContext *ctx, GParamSpec *pspec, FuUsbBackend *self)
+{
+       fu_usb_backend_context_flags_check(self);
+}
+
 static gboolean
 fu_usb_backend_setup(FuBackend *backend, FuProgress *progress, GError **error)
 {
@@ -87,6 +105,11 @@ fu_usb_backend_setup(FuBackend *backend, FuProgress *progress, GError **error)
                return FALSE;
        }
        g_object_weak_ref(G_OBJECT(self->usb_ctx), fu_usb_backend_context_finalized_cb, self);
+       g_signal_connect(fu_backend_get_context(backend),
+                        "notify::flags",
+                        G_CALLBACK(fu_usb_backend_context_flags_notify_cb),
+                        self);
+       fu_usb_backend_context_flags_check(self);
        return TRUE;
 }
 
@@ -120,9 +143,7 @@ static gboolean
 fu_usb_backend_coldplug(FuBackend *backend, FuProgress *progress, GError **error)
 {
        FuUsbBackend *self = FU_USB_BACKEND(backend);
-#if G_USB_CHECK_VERSION(0, 4, 0)
-       FuContext *ctx = fu_backend_get_context(backend);
-#endif
+
        g_autoptr(GPtrArray) usb_devices = NULL;
 
        /* progress */
@@ -130,12 +151,6 @@ fu_usb_backend_coldplug(FuBackend *backend, FuProgress *progress, GError **error
        fu_progress_add_step(progress, FWUPD_STATUS_LOADING, 1, "enumerate");
        fu_progress_add_step(progress, FWUPD_STATUS_LOADING, 99, "add-devices");
 
-#if G_USB_CHECK_VERSION(0, 4, 0)
-       /* save events */
-       if (fu_context_has_flag(ctx, FU_CONTEXT_FLAG_SAVE_EVENTS))
-               g_usb_context_set_flags(self->usb_ctx, G_USB_CONTEXT_FLAGS_SAVE_EVENTS);
-#endif
-
        /* no insight */
        g_usb_context_enumerate(self->usb_ctx);
        fu_progress_step_done(progress);