Ignore Ctrl-C and enable Ctrl-D

[ldk-sample] / src / main.rs

diff --git a/src/main.rs b/src/main.rs
index 9c85b70c8cf186623c16130733b76706c4fe434f..f3d888bca37e6818e0e4db727a64792c014fbdf6 100644 (file)
--- a/src/main.rs
+++ b/src/main.rs
@@ -509,8 +509,10 @@ async fn start_ldk() {
        let mut cache = UnboundedCache::new();
        let mut chain_tip: Option<poll::ValidatedBlockHeader> = None;
        if restarting_node {
-               let mut chain_listeners =
-                       vec![(channel_manager_blockhash, &channel_manager as &dyn chain::Listen)];
+               let mut chain_listeners = vec![(
+                       channel_manager_blockhash,
+                       &channel_manager as &(dyn chain::Listen + Send + Sync),
+               )];
 
                for (blockhash, channel_monitor) in channelmonitors.drain(..) {
                        let outpoint = channel_monitor.get_funding_txo().0;
@@ -522,8 +524,10 @@ async fn start_ldk() {
                }
 
                for monitor_listener_info in chain_listener_channel_monitors.iter_mut() {
-                       chain_listeners
-                               .push((monitor_listener_info.0, &monitor_listener_info.1 as &dyn chain::Listen));
+                       chain_listeners.push((
+                               monitor_listener_info.0,
+                               &monitor_listener_info.1 as &(dyn chain::Listen + Send + Sync),
+                       ));
                }
                chain_tip = Some(
                        init::synchronize_listeners(
@@ -771,5 +775,28 @@ async fn start_ldk() {
 
 #[tokio::main]
 pub async fn main() {
+       #[cfg(not(target_os = "windows"))]
+       {
+               // Catch Ctrl-C with a dummy signal handler.
+               unsafe {
+                       let mut new_action: libc::sigaction = core::mem::zeroed();
+                       let mut old_action: libc::sigaction = core::mem::zeroed();
+
+                       extern "C" fn dummy_handler(
+                               _: libc::c_int, _: *const libc::siginfo_t, _: *const libc::c_void,
+                       ) {
+                       }
+
+                       new_action.sa_sigaction = dummy_handler as libc::sighandler_t;
+                       new_action.sa_flags = libc::SA_SIGINFO;
+
+                       libc::sigaction(
+                               libc::SIGINT,
+                               &new_action as *const libc::sigaction,
+                               &mut old_action as *mut libc::sigaction,
+                       );
+               }
+       }
+
        start_ldk().await;
 }