Add RPC method "warn" to show messge to users

Only usable by root.

1 files changed, 8 insertions, 0 deletions

diff --git a/src/main.c b/src/main.c
index 81879b5..a823e03 100644
--- a/src/main.c
+++ b/src/main.c
@@ -558,3 +558,11 @@ void main_queueAction( enum Shutdown action, int delta )
     }
 }
 
+void main_warnAll( const char *message )
+{
+    for ( int idx = 0; idx < userCount; ++idx ) {
+        showWarning( &users[idx], "Warning", message );
+    }
+}
+
+