From 03b1dc0ab84a0c28b5b330bb463d8cfe3e4c1445 Mon Sep 17 00:00:00 2001
From: George Hazan <ghazan@miranda.im>
Date: Mon, 14 Sep 2020 15:06:17 +0300
Subject: Plugin Updater: if a file doesn't exist, there's no need to backup it

---
 plugins/PluginUpdater/src/Utils.cpp | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'plugins/PluginUpdater')

diff --git a/plugins/PluginUpdater/src/Utils.cpp b/plugins/PluginUpdater/src/Utils.cpp
index 8794b2b1e0..17fdd989bc 100644
--- a/plugins/PluginUpdater/src/Utils.cpp
+++ b/plugins/PluginUpdater/src/Utils.cpp
@@ -587,6 +587,9 @@ int SafeCreateFilePath(const wchar_t *pwszFolder)
 
 int BackupFile(wchar_t *pwszSrcFileName, wchar_t *pwszBackFileName)
 {
+	if (_waccess(pwszSrcFileName, 0))
+		return 0;
+
 	SafeCreateFilePath(pwszBackFileName);
 
 	return SafeMoveFile(pwszSrcFileName, pwszBackFileName);
-- 
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