From dbda8d6dc838c57625d94b3ec7060ce4c9084a93 Mon Sep 17 00:00:00 2001
From: Maxime Coste <mawww@kakoune.org>
Date: Mon, 4 Mar 2024 09:01:19 +1100
Subject: [PATCH] Ensure ReadOnly buffer flag get reflected to readonly option

Fixes #5110
---
 src/buffer.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/buffer.cc b/src/buffer.cc
index 9c38605a4..ffb45e184 100644
--- a/src/buffer.cc
+++ b/src/buffer.cc
@@ -47,6 +47,7 @@ Buffer::Buffer(String name, Flags flags, BufferLines lines,
 
     options().get_local_option("eolformat").set(eolformat);
     options().get_local_option("BOM").set(bom);
+    options().get_local_option("readonly").set((bool)(flags & Flags::ReadOnly));
 
     // now we may begin to record undo data
     if (not (flags & Flags::NoUndo))