Add winmm-Replace_OpenFile patchset

patches/winmm-Replace_OpenFile/0001-winmm-Use-_lopen-instead-of-OpenFile.patch

@@ -0,0 +1,29 @@
+From 43e66ffa7f33e03b9d15faff025fe3b4f536280e Mon Sep 17 00:00:00 2001
+From: Alistair Leslie-Hughes <leslie_alistair@hotmail.com>
+Date: Sat, 28 Mar 2020 17:26:29 +1100
+Subject: [PATCH] winmm: Use _lopen instead of OpenFile.
+
+OpenFile has a limit of a filepath limit of 128.
+Use _lopen which calls through to CreateFile which
+has a greater limit.
+---
+ dlls/winmm/mmio.c | 3 +--
+ 1 file changed, 1 insertion(+), 2 deletions(-)
+
+diff --git a/dlls/winmm/mmio.c b/dlls/winmm/mmio.c
+index 6f143019751..30adcd0f228 100644
+--- a/dlls/winmm/mmio.c
++++ b/dlls/winmm/mmio.c
+@@ -76,8 +76,7 @@ static LRESULT CALLBACK mmioDosIOProc(LPMMIOINFO lpmmioinfo, UINT uMessage,
+ 
+ 	    /* if filename NULL, assume open file handle in adwInfo[0] */
+ 	    if (szFileName) {
+-                OFSTRUCT    ofs;
+-                lpmmioinfo->adwInfo[0] = OpenFile(szFileName, &ofs, lpmmioinfo->dwFlags & 0xFFFF);
++                lpmmioinfo->adwInfo[0] = _lopen(szFileName, lpmmioinfo->dwFlags);
+             }
+ 	    if (lpmmioinfo->adwInfo[0] == HFILE_ERROR)
+ 		ret = MMIOERR_FILENOTFOUND;
+-- 
+2.25.1
+

patches/winmm-Replace_OpenFile/definition

@@ -0,0 +1 @@
+Fixes: [48832] When _lopen to avoid the 128 character path limit.