cleaner shutdown for kakoune

kakoune.main.cc.patch

diff --git a/src/main.cc b/src/main.cc
index 1af5493..c9a17c8 100644
--- a/src/main.cc
+++ b/src/main.cc
@@ -466,7 +466,8 @@ int run_client(StringView session, StringView init_cmds, UIType ui_type)
     }
     catch (disconnected& e)
     {
-        write_stderr(format("{}\ndisconnecting\n", e.what()));
+        if (!e.m_graceful)
+            write_stderr(format("{}\ndisconnecting\n", e.what()));
         return e.m_graceful ? 0 : -1;
     }
     return 0;

z1.before.log

$ kak -c main src/main.cc
# lots of editing here
# on exit:
peer disconnected
disconnecting
$

z2.after.log

$ kak -c main src/main.cc
# lots of editing here
# on clean exit, silence!
$