From a1132c81a1f5322f6f7e6ef06b5c0b212dd29ab7 Mon Sep 17 00:00:00 2001
From: Benno Schulenberg <bensberg@telfort.nl>
Date: Tue, 20 Mar 2018 10:31:03 +0100
Subject: [PATCH] files: prevent the undo of reading a file into a new buffer
When the file has just been read, it is in the state that it has
on disk, so there is nothing to undo.
This fixes https://savannah.gnu.org/bugs/?53387.
---
src/files.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/files.c b/src/files.c
index 48b7bb1d..4d987e22 100644
--- a/src/files.c
+++ b/src/files.c
@@ -483,7 +483,7 @@ bool open_buffer(const char *filename, bool undoable)
/* If we have a non-new file, read it in. Then, if the buffer has
* no stat, update the stat, if applicable. */
if (rc > 0) {
- read_file(f, rc, realname, undoable, new_buffer);
+ read_file(f, rc, realname, undoable && !new_buffer, new_buffer);
#ifndef NANO_TINY
if (openfile->current_stat == NULL)
stat_with_alloc(realname, &openfile->current_stat);
--
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