From 913d41f39f82f3886d05d33253586b6df064fee9 Mon Sep 17 00:00:00 2001
From: Dmitry Gutov <dmitry@gutov.dev>
Date: Tue, 11 Jun 2024 04:51:25 +0300
Subject: [PATCH] read_and_insert_process_output: Call
 'prepare_to_modify_buffer' first

* src/process.c (read_and_insert_process_output): Call
'prepare_to_modify_buffer' before any insertions (bug#71452).

(cherry picked from commit 5a576069fcd803a6a5260a2da8ce0862be982eb4)
---
 src/process.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/process.c b/src/process.c
index 547cdbb0c45..c00eba086a2 100644
--- a/src/process.c
+++ b/src/process.c
@@ -6362,6 +6362,8 @@ read_and_insert_process_output (struct Lisp_Process *p, char *buf,
 				     &opoint_byte);
 
   /* Adapted from call_process.  */
+  prepare_to_modify_buffer (PT, PT, NULL);
+
   if (NILP (BVAR (XBUFFER (p->buffer), enable_multibyte_characters))
 	   && ! CODING_MAY_REQUIRE_DECODING (process_coding))
     {
-- 
2.39.2