From 42094209fdb80cad3bf2bc0add5276f15b672d96 Mon Sep 17 00:00:00 2001
From: Maxime Coste <mawww@kakoune.org>
Date: Sat, 7 Dec 2019 15:27:23 +1100
Subject: [PATCH] Update New flag and last save timestamp on buffer rename

Fxies #3244
---
 src/buffer.cc | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/buffer.cc b/src/buffer.cc
index 24cf15769..4a697dd85 100644
--- a/src/buffer.cc
+++ b/src/buffer.cc
@@ -156,6 +156,11 @@ bool Buffer::set_name(String name)
         {
             m_name = real_path(name);
             m_display_name = compact_path(m_name);
+            if (m_flags & Buffer::Flags::File and not file_exists(m_name))
+            {
+                m_flags |= Buffer::Flags::New;
+                m_last_save_history_id = HistoryId::Invalid;
+            }
         }
         else
         {