Use noop output when there's no outputs connected

Instead of having NULL workspace->output pointers, use a noop output.
This should be safer.

2 files changed, 4 insertions, 1 deletions

diff --git a/include/sway/server.h b/include/sway/server.h
index 0f30653f..9242ceb7 100644
--- a/include/sway/server.h
+++ b/include/sway/server.h
@@ -24,6 +24,7 @@ struct sway_server {
         const char *socket;
 
         struct wlr_backend *backend;
+        struct wlr_backend *noop_backend;
 
         struct wlr_compositor *compositor;
         struct wlr_data_device_manager *data_device_manager;
diff --git a/include/sway/tree/root.h b/include/sway/tree/root.h
index ceccc920..8f4deaa7 100644
--- a/include/sway/tree/root.h
+++ b/include/sway/tree/root.h
@@ -31,7 +31,9 @@ struct sway_root {
 
         list_t *outputs; // struct sway_output
         list_t *scratchpad; // struct sway_container
-        list_t *saved_workspaces; // For when there's no connected outputs
+
+        // For when there's no connected outputs
+        struct sway_output *noop_output;
 
         struct {
                 struct wl_signal new_node;