Advance Red Bear runtime services and tools

local/recipes/system/redbear-sessiond/source/src/acpi_watcher.rs

@@ -1,5 +1,7 @@
 use zbus::Connection;
 
+use crate::runtime_state::SharedRuntime;
+
 #[cfg(target_os = "redox")]
 const KSTOP_PATH: &str = "/scheme/kernel.acpi/kstop";
 
@@ -13,10 +15,13 @@ fn wait_for_shutdown_edge() -> std::io::Result<()> {
     Ok(())
 }
 
-pub async fn watch_and_emit(connection: Connection) {
+pub async fn watch_and_emit(connection: Connection, runtime: SharedRuntime) {
     #[cfg(target_os = "redox")]
     match tokio::task::spawn_blocking(wait_for_shutdown_edge).await {
         Ok(Ok(())) => {
+            if let Ok(mut state) = runtime.write() {
+                state.preparing_for_shutdown = true;
+            }
             let _ = connection
                 .emit_signal(
                     None::<&str>,
@@ -38,5 +43,6 @@ pub async fn watch_and_emit(connection: Connection) {
     #[cfg(not(target_os = "redox"))]
     {
         let _ = connection;
+        let _ = runtime;
     }
 }