Use a raw_fd_ostream instead of a std::ofstream.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@184460 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/tools/llvm-ar/llvm-ar.cpp b/tools/llvm-ar/llvm-ar.cpp
index 53b2d02c3fdf85fcf9814d55f9c713509e106ef9..b1b175f4a7bc645a65e85d1d0b1bdaf0052b36a3 100644 (file)
--- a/tools/llvm-ar/llvm-ar.cpp
+++ b/tools/llvm-ar/llvm-ar.cpp
@@ -25,7 +25,6 @@
 #include "llvm/Support/raw_ostream.h"
 #include <algorithm>
 #include <cstdlib>
-#include <fstream>
 #include <memory>
 using namespace llvm;
 
@@ -400,9 +399,11 @@ doExtract(std::string* ErrMsg) {
         (std::find(Paths.begin(), Paths.end(), I->getPath()) != Paths.end())) {
 
       // Open up a file stream for writing
-      std::ios::openmode io_mode = std::ios::out | std::ios::trunc |
-                                   std::ios::binary;
-      std::ofstream file(I->getPath().str().c_str(), io_mode);
+      std::string Err;
+      raw_fd_ostream file(I->getPath().str().c_str(), Err,
+                          raw_fd_ostream::F_Binary);
+      if (!Err.empty())
+        fail(Err);
 
       // Get the data and its length
       const char* data = reinterpret_cast<const char*>(I->getData());