X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=lib%2FBitcode%2FWriter%2FBitWriter.cpp;h=4288422463311f8f367ddfed21f3dbe1445a3403;hb=867fe8570f299a058f155f98646d85cabc27155b;hp=d7b1510466260c2547030fb7a5b22ddcc3c2fa75;hpb=3194012664b051d260281f54b2a1534a4fe26eac;p=oota-llvm.git

diff --git a/lib/Bitcode/Writer/BitWriter.cpp b/lib/Bitcode/Writer/BitWriter.cpp
index d7b15104662..42884224633 100644
--- a/lib/Bitcode/Writer/BitWriter.cpp
+++ b/lib/Bitcode/Writer/BitWriter.cpp
@@ -2,51 +2,39 @@
 //
 //                     The LLVM Compiler Infrastructure
 //
-// This file was developed by Gordon Henriksen and is distributed under the
-// University of Illinois Open Source License. See LICENSE.TXT for details.
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 
 #include "llvm-c/BitWriter.h"
 #include "llvm/Bitcode/ReaderWriter.h"
-#include <fstream>
-
+#include "llvm/Support/raw_ostream.h"
 using namespace llvm;
 
 
 /*===-- Operations on modules ---------------------------------------------===*/
 
 int LLVMWriteBitcodeToFile(LLVMModuleRef M, const char *Path) {
-  std::ofstream OS(Path);
-  
-  if (!OS.fail())
-    WriteBitcodeToFile(unwrap(M), OS);
+  std::string ErrorInfo;
+  raw_fd_ostream OS(Path, ErrorInfo,
+                    raw_fd_ostream::F_Binary);
   
-  if (OS.fail())
+  if (!ErrorInfo.empty())
     return -1;
   
+  WriteBitcodeToFile(unwrap(M), OS);
   return 0;
 }
 
-#ifdef __GNUC__
-#include <ext/stdio_filebuf.h>
-
-// FIXME: Control this with configure? Provide some portable abstraction in
-// libSystem? As is, the user will just get a linker error if they use this on 
-// non-GCC. Some C++ stdlibs even have ofstream::ofstream(int fd).
-int LLVMWriteBitcodeToFileHandle(LLVMModuleRef M, int FileHandle) {
-  __gnu_cxx::stdio_filebuf<char> Buffer(FileHandle, std::ios_base::out |
-                                                    std::ios::trunc |
-                                                    std::ios::binary);
-  std::ostream OS(&Buffer);
-  
-  if (!OS.fail())
-    WriteBitcodeToFile(unwrap(M), OS);
-  
-  if (OS.fail())
-    return -1;
+int LLVMWriteBitcodeToFD(LLVMModuleRef M, int FD, int ShouldClose,
+                         int Unbuffered) {
+  raw_fd_ostream OS(FD, ShouldClose, Unbuffered);
   
+  WriteBitcodeToFile(unwrap(M), OS);
   return 0;
 }
 
-#endif
+int LLVMWriteBitcodeToFileHandle(LLVMModuleRef M, int FileHandle) {
+  return LLVMWriteBitcodeToFD(M, FileHandle, true, false);
+}