Clarify missing-site error

Signed-off-by: Johannes Löthberg <johannes@kyriasis.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/src/fingerchange.py b/src/fingerchange.py
index 952822f..65a2691 100755
--- a/src/fingerchange.py
+++ b/src/fingerchange.py
@@ -119,7 +119,8 @@ def handle_client(reader, writer):
     line = line.decode('utf-8').strip()
 
     if '@' not in line:
-        writer.write('Error: Username or site missing\n'.encode('utf-8'))
+        writer.write('finger: site missing\n'.encode('utf-8'))
+        writer.write('finger: expected \'user@site\'\n'.encode('utf-8'))
         writer.close()
         return