From e8c16056b6669ad5f7bae23652c034e2898fdc3a Mon Sep 17 00:00:00 2001
From: Connor McLaughlin <stenzek@gmail.com>
Date: Sun, 11 Jul 2021 19:05:08 +1000
Subject: [PATCH] Common/FileSystem: Handle S/R modes for UWP

---
 src/common/file_system.cpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/common/file_system.cpp b/src/common/file_system.cpp
index 408d0b605..799558a1b 100644
--- a/src/common/file_system.cpp
+++ b/src/common/file_system.cpp
@@ -872,6 +872,16 @@ std::FILE* OpenCFileUWP(const wchar_t* wfilename, const wchar_t* mode)
       flags |= _O_BINARY;
       tmode++;
     }
+    else if (*tmode == L'S')
+    {
+      flags |= _O_SEQUENTIAL;
+      tmode++;
+    }
+    else if (*tmode == L'R')
+    {
+      flags |= _O_RANDOM;
+      tmode++;
+    }
     else
     {
       Log_ErrorPrintf("Unknown mode flags: '%s'", StringUtil::WideStringToUTF8String(mode).c_str());