doc: document graceful shutdown signals

Same as the read-only daemons.

diff --git a/Documentation/public-inbox-watch.pod b/Documentation/public-inbox-watch.pod
index bf3c9bd4bb9a47cc475fff18131ffd203960e77b..34e8c4f2946faca8e6549ea7fd25791dceb0cef2 100644 (file)
--- a/Documentation/public-inbox-watch.pod
+++ b/Documentation/public-inbox-watch.pod
@@ -93,6 +93,11 @@ Reload the config file (default: ~/.public-inbox/config)
 Rescan all watched mailboxes.  This is done automatically after
 startup.
 
 Rescan all watched mailboxes.  This is done automatically after
 startup.
 

+=item SIGQUIT / SIGTERM / SIGINT
+
+Gracefully shut down.  In-flight messages will be stored
+and indexed.
+

 =back
 
 =head1 ENVIRONMENT
 =back
 
 =head1 ENVIRONMENT