From dbaac212edeb824befd42e5ce6acd3592ddb5b2d Mon Sep 17 00:00:00 2001
From: Richard Fath <richard67@users.noreply.github.com>
Date: Sat, 3 Jul 2021 00:52:22 +0200
Subject: [PATCH] [CMS PR 25559] Add list of folders to keep on update (#69)

---
 build/deleted_file_check.php | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/build/deleted_file_check.php b/build/deleted_file_check.php
index fc63a39c216b2..5a478f2bfee04 100644
--- a/build/deleted_file_check.php
+++ b/build/deleted_file_check.php
@@ -177,6 +177,19 @@ function usage($command)
 	"'/language/en-GB/en-GB.mod_search.sys.ini',",
 ];
 
+// Specific folders that we want to keep on upgrade
+$foldersToKeep = [
+	"'/bin',",
+];
+
+// Remove folders from the results which we want to keep on upgrade
+foreach ($foldersToKeep as $folder)
+{
+	if (($key = array_search($folder, $foldersDifference)) !== false) {
+		unset($foldersDifference[$key]);
+	}
+}
+
 asort($filesDifference);
 rsort($foldersDifference);