# HG changeset patch
# User Bram Moolenaar <Bram@vim.org>
# Date 1612703704 -3600
# Node ID 7d3ee4d508b5dff1859a867dbc9a6bffed7187dd
# Parent  e48a201d9411364462fea9ab3135739e4021bf8f
patch 8.2.2478: MS-Windows: backup files for plugins are loaded

Commit: https://github.com/vim/vim/commit/0dc5f603e9b86da9fe5798c231d8d6170501516e
Author: Bram Moolenaar <Bram@vim.org>
Date:   Sun Feb 7 14:01:35 2021 +0100

    patch 8.2.2478: MS-Windows: backup files for plugins are loaded

    Problem:    MS-Windows: backup files for plugins are loaded.
    Solution:   Do not use the alternate file name for files ending in "~".

diff --git a/src/filepath.c b/src/filepath.c
--- a/src/filepath.c
+++ b/src/filepath.c
@@ -3360,7 +3360,10 @@ dos_expandpath(
 	if (p == NULL)
 	    break;  // out of memory
 
-	if (*wfb.cAlternateFileName == NUL)
+	// Do not use the alternate filename when the file name ends in '~',
+	// because it picks up backup files: short name for "foo.vim~" is
+	// "foo~1.vim", which matches "*.vim".
+	if (*wfb.cAlternateFileName == NUL || p[STRLEN(p) - 1] == '~')
 	    p_alt = NULL;
 	else
 	    p_alt = utf16_to_enc(wfb.cAlternateFileName, NULL);
diff --git a/src/version.c b/src/version.c
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2478,
+/**/
     2477,
 /**/
     2476,