From deffe83fd04f7d6fa2ef496b02efb7563d5dea02 Mon Sep 17 00:00:00 2001
From: Alberto Fustinoni <alberto@aftnet.net>
Date: Sun, 23 Oct 2016 12:32:16 +0900
Subject: [PATCH] Use newer file system calls when in Windows 8+ to allow
 compilation as WinRT asembly

---
 taglib/toolkit/tfilestream.cpp | 26 ++++++++++++++++++++++----
 1 file changed, 22 insertions(+), 4 deletions(-)

diff --git a/taglib/toolkit/tfilestream.cpp b/taglib/toolkit/tfilestream.cpp
index 5205bae0..54f7ffe9 100644
--- a/taglib/toolkit/tfilestream.cpp
+++ b/taglib/toolkit/tfilestream.cpp
@@ -51,10 +51,22 @@ namespace
   {
     const DWORD access = readOnly ? GENERIC_READ : (GENERIC_READ | GENERIC_WRITE);
 
-    if(!path.wstr().empty())
-      return CreateFileW(path.wstr().c_str(), access, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL);
-    else if(!path.str().empty())
-      return CreateFileA(path.str().c_str(), access, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL);
+	if(!path.wstr().empty())
+	{
+#if (_WIN32_WINNT >= 0x0602)
+		return CreateFile2(path.wstr().c_str(), access, FILE_SHARE_READ, OPEN_EXISTING, NULL);
+#else
+		return CreateFileW(path.wstr().c_str(), access, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL);
+#endif
+	}
+	else if(!path.str().empty())
+	{
+#if (_WIN32_WINNT >= 0x0602)
+		return CreateFile2(path.toString().toCWString(), access, FILE_SHARE_READ, OPEN_EXISTING, NULL);
+#else
+		return CreateFileA(path.str().c_str(), access, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL);
+#endif
+	}
     else
       return InvalidFileHandle;
   }
@@ -437,7 +449,13 @@ long FileStream::length()
 #ifdef _WIN32
 
   SetLastError(NO_ERROR);
+#if (_WIN32_WINNT >= 0x0602)
+  LARGE_INTEGER fSize;
+  GetFileSizeEx(d->file, &fSize);
+  LONGLONG fileSize = fSize.QuadPart;
+#else
   const DWORD fileSize = GetFileSize(d->file, NULL);
+#endif
   if(GetLastError() == NO_ERROR) {
     return static_cast<long>(fileSize);
   }
-- 
2.40.0