From c1b49b56d4132efa2e06deb8f23508d0de4c8800 Mon Sep 17 00:00:00 2001
From: Rafael Espindola <rafael.espindola@gmail.com>
Date: Tue, 16 Jul 2013 19:44:17 +0000
Subject: Add a wrapper for open.

This centralizes the handling of O_BINARY and opens the way for hiding more
differences (like how open behaves with directories).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@186447 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Support/MemoryBuffer.cpp | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

(limited to 'lib/Support/MemoryBuffer.cpp')

diff --git a/lib/Support/MemoryBuffer.cpp b/lib/Support/MemoryBuffer.cpp
index a7553d1c96..be1d9c7874 100644
--- a/lib/Support/MemoryBuffer.cpp
+++ b/lib/Support/MemoryBuffer.cpp
@@ -41,7 +41,6 @@
 #define S_ISBLK(x) (0)
 #endif
 #endif
-#include <fcntl.h>
 using namespace llvm;
 
 //===----------------------------------------------------------------------===//
@@ -253,13 +252,10 @@ error_code MemoryBuffer::getFile(const char *Filename,
                                  OwningPtr<MemoryBuffer> &result,
                                  int64_t FileSize,
                                  bool RequiresNullTerminator) {
-  int OpenFlags = O_RDONLY;
-#ifdef O_BINARY
-  OpenFlags |= O_BINARY;  // Open input file in binary mode on win32.
-#endif
-  int FD = ::open(Filename, OpenFlags);
-  if (FD == -1)
-    return error_code(errno, posix_category());
+  int FD;
+  error_code EC = sys::fs::openFileForRead(Filename, FD);
+  if (EC)
+    return EC;
 
   error_code ret = getOpenFile(FD, Filename, result, FileSize, FileSize,
                                0, RequiresNullTerminator);
-- 
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