Restoring authorship annotation for <orivej@yandex-team.ru>. Commit 1 of 2.

1 files changed, 322 insertions, 322 deletions

diff --git a/contrib/libs/llvm12/tools/llvm-objcopy/llvm-objcopy.cpp b/contrib/libs/llvm12/tools/llvm-objcopy/llvm-objcopy.cpp
index 7fd2acd11e..3a872ae1a3 100644
--- a/contrib/libs/llvm12/tools/llvm-objcopy/llvm-objcopy.cpp
+++ b/contrib/libs/llvm12/tools/llvm-objcopy/llvm-objcopy.cpp
@@ -1,68 +1,68 @@
-//===- llvm-objcopy.cpp ---------------------------------------------------===//
-//
-// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
-// See https://llvm.org/LICENSE.txt for license information.
-// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
-//
-//===----------------------------------------------------------------------===//
-
-#include "Buffer.h"
-#include "COFF/COFFObjcopy.h"
-#include "CopyConfig.h"
-#include "ELF/ELFObjcopy.h"
-#include "MachO/MachOObjcopy.h"
-#include "wasm/WasmObjcopy.h"
-
-#include "llvm/ADT/STLExtras.h"
-#include "llvm/ADT/SmallVector.h"
-#include "llvm/ADT/StringRef.h"
-#include "llvm/ADT/Twine.h"
-#include "llvm/Object/Archive.h"
-#include "llvm/Object/ArchiveWriter.h"
-#include "llvm/Object/Binary.h"
-#include "llvm/Object/COFF.h"
-#include "llvm/Object/ELFObjectFile.h"
-#include "llvm/Object/ELFTypes.h"
-#include "llvm/Object/Error.h"
-#include "llvm/Object/MachO.h"
+//===- llvm-objcopy.cpp ---------------------------------------------------===// 
+// 
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 
+// See https://llvm.org/LICENSE.txt for license information. 
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 
+// 
+//===----------------------------------------------------------------------===// 
+ 
+#include "Buffer.h" 
+#include "COFF/COFFObjcopy.h" 
+#include "CopyConfig.h" 
+#include "ELF/ELFObjcopy.h" 
+#include "MachO/MachOObjcopy.h" 
+#include "wasm/WasmObjcopy.h" 
+ 
+#include "llvm/ADT/STLExtras.h" 
+#include "llvm/ADT/SmallVector.h" 
+#include "llvm/ADT/StringRef.h" 
+#include "llvm/ADT/Twine.h" 
+#include "llvm/Object/Archive.h" 
+#include "llvm/Object/ArchiveWriter.h" 
+#include "llvm/Object/Binary.h" 
+#include "llvm/Object/COFF.h" 
+#include "llvm/Object/ELFObjectFile.h" 
+#include "llvm/Object/ELFTypes.h" 
+#include "llvm/Object/Error.h" 
+#include "llvm/Object/MachO.h" 
 #include "llvm/Object/MachOUniversal.h"
-#include "llvm/Object/Wasm.h"
-#include "llvm/Option/Arg.h"
-#include "llvm/Option/ArgList.h"
-#include "llvm/Option/Option.h"
-#include "llvm/Support/Casting.h"
-#include "llvm/Support/CommandLine.h"
-#include "llvm/Support/Error.h"
-#include "llvm/Support/ErrorHandling.h"
-#include "llvm/Support/ErrorOr.h"
-#include "llvm/Support/Host.h"
-#include "llvm/Support/InitLLVM.h"
-#include "llvm/Support/Memory.h"
-#include "llvm/Support/Path.h"
-#include "llvm/Support/Process.h"
-#include "llvm/Support/StringSaver.h"
-#include "llvm/Support/WithColor.h"
-#include "llvm/Support/raw_ostream.h"
-#include <algorithm>
-#include <cassert>
-#include <cstdlib>
-#include <memory>
-#include <string>
-#include <system_error>
-#include <utility>
-
-namespace llvm {
-namespace objcopy {
-
-// The name this program was invoked as.
-StringRef ToolName;
-
+#include "llvm/Object/Wasm.h" 
+#include "llvm/Option/Arg.h" 
+#include "llvm/Option/ArgList.h" 
+#include "llvm/Option/Option.h" 
+#include "llvm/Support/Casting.h" 
+#include "llvm/Support/CommandLine.h" 
+#include "llvm/Support/Error.h" 
+#include "llvm/Support/ErrorHandling.h" 
+#include "llvm/Support/ErrorOr.h" 
+#include "llvm/Support/Host.h" 
+#include "llvm/Support/InitLLVM.h" 
+#include "llvm/Support/Memory.h" 
+#include "llvm/Support/Path.h" 
+#include "llvm/Support/Process.h" 
+#include "llvm/Support/StringSaver.h" 
+#include "llvm/Support/WithColor.h" 
+#include "llvm/Support/raw_ostream.h" 
+#include <algorithm> 
+#include <cassert> 
+#include <cstdlib> 
+#include <memory> 
+#include <string> 
+#include <system_error> 
+#include <utility> 
+ 
+namespace llvm { 
+namespace objcopy { 
+ 
+// The name this program was invoked as. 
+StringRef ToolName; 
+ 
 ErrorSuccess reportWarning(Error E) {
-  assert(E);
+  assert(E); 
   WithColor::warning(errs(), ToolName) << toString(std::move(E)) << '\n';
   return Error::success();
-}
-
+} 
+ 
 static Expected<DriverConfig> getDriverConfig(ArrayRef<const char *> Args) {
   StringRef Stem = sys::path::stem(ToolName);
   auto Is = [=](StringRef Tool) {
@@ -76,7 +76,7 @@ static Expected<DriverConfig> getDriverConfig(ArrayRef<const char *> Args) {
     return I != StringRef::npos &&
            (I + Tool.size() == Stem.size() || !isAlnum(Stem[I + Tool.size()]));
   };
-
+ 
   if (Is("bitcode-strip") || Is("bitcode_strip"))
     return parseBitcodeStripOptions(Args);
   else if (Is("strip"))
@@ -85,135 +85,135 @@ static Expected<DriverConfig> getDriverConfig(ArrayRef<const char *> Args) {
     return parseInstallNameToolOptions(Args);
   else
     return parseObjcopyOptions(Args, reportWarning);
-}
-
-} // end namespace objcopy
-} // end namespace llvm
-
-using namespace llvm;
-using namespace llvm::object;
-using namespace llvm::objcopy;
-
-// For regular archives this function simply calls llvm::writeArchive,
-// For thin archives it writes the archive file itself as well as its members.
-static Error deepWriteArchive(StringRef ArcName,
-                              ArrayRef<NewArchiveMember> NewMembers,
-                              bool WriteSymtab, object::Archive::Kind Kind,
-                              bool Deterministic, bool Thin) {
-  if (Error E = writeArchive(ArcName, NewMembers, WriteSymtab, Kind,
-                             Deterministic, Thin))
-    return createFileError(ArcName, std::move(E));
-
-  if (!Thin)
-    return Error::success();
-
-  for (const NewArchiveMember &Member : NewMembers) {
-    // Internally, FileBuffer will use the buffer created by
-    // FileOutputBuffer::create, for regular files (that is the case for
-    // deepWriteArchive) FileOutputBuffer::create will return OnDiskBuffer.
-    // OnDiskBuffer uses a temporary file and then renames it. So in reality
-    // there is no inefficiency / duplicated in-memory buffers in this case. For
-    // now in-memory buffers can not be completely avoided since
-    // NewArchiveMember still requires them even though writeArchive does not
-    // write them on disk.
-    FileBuffer FB(Member.MemberName);
-    if (Error E = FB.allocate(Member.Buf->getBufferSize()))
-      return E;
-    std::copy(Member.Buf->getBufferStart(), Member.Buf->getBufferEnd(),
-              FB.getBufferStart());
-    if (Error E = FB.commit())
-      return E;
-  }
-  return Error::success();
-}
-
-/// The function executeObjcopyOnIHex does the dispatch based on the format
-/// of the output specified by the command line options.
-static Error executeObjcopyOnIHex(CopyConfig &Config, MemoryBuffer &In,
-                                  Buffer &Out) {
-  // TODO: support output formats other than ELF.
-  if (Error E = Config.parseELFConfig())
-    return E;
-  return elf::executeObjcopyOnIHex(Config, In, Out);
-}
-
-/// The function executeObjcopyOnRawBinary does the dispatch based on the format
-/// of the output specified by the command line options.
-static Error executeObjcopyOnRawBinary(CopyConfig &Config, MemoryBuffer &In,
-                                       Buffer &Out) {
-  switch (Config.OutputFormat) {
-  case FileFormat::ELF:
-  // FIXME: Currently, we call elf::executeObjcopyOnRawBinary even if the
-  // output format is binary/ihex or it's not given. This behavior differs from
-  // GNU objcopy. See https://bugs.llvm.org/show_bug.cgi?id=42171 for details.
-  case FileFormat::Binary:
-  case FileFormat::IHex:
-  case FileFormat::Unspecified:
-    if (Error E = Config.parseELFConfig())
-      return E;
-    return elf::executeObjcopyOnRawBinary(Config, In, Out);
-  }
-
-  llvm_unreachable("unsupported output format");
-}
-
-/// The function executeObjcopyOnBinary does the dispatch based on the format
-/// of the input binary (ELF, MachO or COFF).
-static Error executeObjcopyOnBinary(CopyConfig &Config, object::Binary &In,
-                                    Buffer &Out) {
-  if (auto *ELFBinary = dyn_cast<object::ELFObjectFileBase>(&In)) {
-    if (Error E = Config.parseELFConfig())
-      return E;
-    return elf::executeObjcopyOnBinary(Config, *ELFBinary, Out);
-  } else if (auto *COFFBinary = dyn_cast<object::COFFObjectFile>(&In))
-    return coff::executeObjcopyOnBinary(Config, *COFFBinary, Out);
-  else if (auto *MachOBinary = dyn_cast<object::MachOObjectFile>(&In))
-    return macho::executeObjcopyOnBinary(Config, *MachOBinary, Out);
+} 
+ 
+} // end namespace objcopy 
+} // end namespace llvm 
+ 
+using namespace llvm; 
+using namespace llvm::object; 
+using namespace llvm::objcopy; 
+ 
+// For regular archives this function simply calls llvm::writeArchive, 
+// For thin archives it writes the archive file itself as well as its members. 
+static Error deepWriteArchive(StringRef ArcName, 
+                              ArrayRef<NewArchiveMember> NewMembers, 
+                              bool WriteSymtab, object::Archive::Kind Kind, 
+                              bool Deterministic, bool Thin) { 
+  if (Error E = writeArchive(ArcName, NewMembers, WriteSymtab, Kind, 
+                             Deterministic, Thin)) 
+    return createFileError(ArcName, std::move(E)); 
+ 
+  if (!Thin) 
+    return Error::success(); 
+ 
+  for (const NewArchiveMember &Member : NewMembers) { 
+    // Internally, FileBuffer will use the buffer created by 
+    // FileOutputBuffer::create, for regular files (that is the case for 
+    // deepWriteArchive) FileOutputBuffer::create will return OnDiskBuffer. 
+    // OnDiskBuffer uses a temporary file and then renames it. So in reality 
+    // there is no inefficiency / duplicated in-memory buffers in this case. For 
+    // now in-memory buffers can not be completely avoided since 
+    // NewArchiveMember still requires them even though writeArchive does not 
+    // write them on disk. 
+    FileBuffer FB(Member.MemberName); 
+    if (Error E = FB.allocate(Member.Buf->getBufferSize())) 
+      return E; 
+    std::copy(Member.Buf->getBufferStart(), Member.Buf->getBufferEnd(), 
+              FB.getBufferStart()); 
+    if (Error E = FB.commit()) 
+      return E; 
+  } 
+  return Error::success(); 
+} 
+ 
+/// The function executeObjcopyOnIHex does the dispatch based on the format 
+/// of the output specified by the command line options. 
+static Error executeObjcopyOnIHex(CopyConfig &Config, MemoryBuffer &In, 
+                                  Buffer &Out) { 
+  // TODO: support output formats other than ELF. 
+  if (Error E = Config.parseELFConfig()) 
+    return E; 
+  return elf::executeObjcopyOnIHex(Config, In, Out); 
+} 
+ 
+/// The function executeObjcopyOnRawBinary does the dispatch based on the format 
+/// of the output specified by the command line options. 
+static Error executeObjcopyOnRawBinary(CopyConfig &Config, MemoryBuffer &In, 
+                                       Buffer &Out) { 
+  switch (Config.OutputFormat) { 
+  case FileFormat::ELF: 
+  // FIXME: Currently, we call elf::executeObjcopyOnRawBinary even if the 
+  // output format is binary/ihex or it's not given. This behavior differs from 
+  // GNU objcopy. See https://bugs.llvm.org/show_bug.cgi?id=42171 for details. 
+  case FileFormat::Binary: 
+  case FileFormat::IHex: 
+  case FileFormat::Unspecified: 
+    if (Error E = Config.parseELFConfig()) 
+      return E; 
+    return elf::executeObjcopyOnRawBinary(Config, In, Out); 
+  } 
+ 
+  llvm_unreachable("unsupported output format"); 
+} 
+ 
+/// The function executeObjcopyOnBinary does the dispatch based on the format 
+/// of the input binary (ELF, MachO or COFF). 
+static Error executeObjcopyOnBinary(CopyConfig &Config, object::Binary &In, 
+                                    Buffer &Out) { 
+  if (auto *ELFBinary = dyn_cast<object::ELFObjectFileBase>(&In)) { 
+    if (Error E = Config.parseELFConfig()) 
+      return E; 
+    return elf::executeObjcopyOnBinary(Config, *ELFBinary, Out); 
+  } else if (auto *COFFBinary = dyn_cast<object::COFFObjectFile>(&In)) 
+    return coff::executeObjcopyOnBinary(Config, *COFFBinary, Out); 
+  else if (auto *MachOBinary = dyn_cast<object::MachOObjectFile>(&In)) 
+    return macho::executeObjcopyOnBinary(Config, *MachOBinary, Out); 
   else if (auto *MachOUniversalBinary =
                dyn_cast<object::MachOUniversalBinary>(&In))
     return macho::executeObjcopyOnMachOUniversalBinary(
         Config, *MachOUniversalBinary, Out);
-  else if (auto *WasmBinary = dyn_cast<object::WasmObjectFile>(&In))
-    return objcopy::wasm::executeObjcopyOnBinary(Config, *WasmBinary, Out);
-  else
-    return createStringError(object_error::invalid_file_type,
-                             "unsupported object file format");
-}
-
+  else if (auto *WasmBinary = dyn_cast<object::WasmObjectFile>(&In)) 
+    return objcopy::wasm::executeObjcopyOnBinary(Config, *WasmBinary, Out); 
+  else 
+    return createStringError(object_error::invalid_file_type, 
+                             "unsupported object file format"); 
+} 
+ 
 namespace llvm {
 namespace objcopy {
 
 Expected<std::vector<NewArchiveMember>>
 createNewArchiveMembers(CopyConfig &Config, const Archive &Ar) {
-  std::vector<NewArchiveMember> NewArchiveMembers;
-  Error Err = Error::success();
-  for (const Archive::Child &Child : Ar.children(Err)) {
-    Expected<StringRef> ChildNameOrErr = Child.getName();
-    if (!ChildNameOrErr)
-      return createFileError(Ar.getFileName(), ChildNameOrErr.takeError());
-
-    Expected<std::unique_ptr<Binary>> ChildOrErr = Child.getAsBinary();
-    if (!ChildOrErr)
-      return createFileError(Ar.getFileName() + "(" + *ChildNameOrErr + ")",
-                             ChildOrErr.takeError());
-
-    MemBuffer MB(ChildNameOrErr.get());
-    if (Error E = executeObjcopyOnBinary(Config, *ChildOrErr->get(), MB))
+  std::vector<NewArchiveMember> NewArchiveMembers; 
+  Error Err = Error::success(); 
+  for (const Archive::Child &Child : Ar.children(Err)) { 
+    Expected<StringRef> ChildNameOrErr = Child.getName(); 
+    if (!ChildNameOrErr) 
+      return createFileError(Ar.getFileName(), ChildNameOrErr.takeError()); 
+ 
+    Expected<std::unique_ptr<Binary>> ChildOrErr = Child.getAsBinary(); 
+    if (!ChildOrErr) 
+      return createFileError(Ar.getFileName() + "(" + *ChildNameOrErr + ")", 
+                             ChildOrErr.takeError()); 
+ 
+    MemBuffer MB(ChildNameOrErr.get()); 
+    if (Error E = executeObjcopyOnBinary(Config, *ChildOrErr->get(), MB)) 
       return std::move(E);
-
-    Expected<NewArchiveMember> Member =
-        NewArchiveMember::getOldMember(Child, Config.DeterministicArchives);
-    if (!Member)
-      return createFileError(Ar.getFileName(), Member.takeError());
-    Member->Buf = MB.releaseMemoryBuffer();
-    Member->MemberName = Member->Buf->getBufferIdentifier();
-    NewArchiveMembers.push_back(std::move(*Member));
-  }
-  if (Err)
-    return createFileError(Config.InputFilename, std::move(Err));
+ 
+    Expected<NewArchiveMember> Member = 
+        NewArchiveMember::getOldMember(Child, Config.DeterministicArchives); 
+    if (!Member) 
+      return createFileError(Ar.getFileName(), Member.takeError()); 
+    Member->Buf = MB.releaseMemoryBuffer(); 
+    Member->MemberName = Member->Buf->getBufferIdentifier(); 
+    NewArchiveMembers.push_back(std::move(*Member)); 
+  } 
+  if (Err) 
+    return createFileError(Config.InputFilename, std::move(Err)); 
   return std::move(NewArchiveMembers);
 }
-
+ 
 } // end namespace objcopy
 } // end namespace llvm
 
@@ -224,148 +224,148 @@ static Error executeObjcopyOnArchive(CopyConfig &Config,
   if (!NewArchiveMembersOrErr)
     return NewArchiveMembersOrErr.takeError();
   return deepWriteArchive(Config.OutputFilename, *NewArchiveMembersOrErr,
-                          Ar.hasSymbolTable(), Ar.kind(),
-                          Config.DeterministicArchives, Ar.isThin());
-}
-
-static Error restoreStatOnFile(StringRef Filename,
-                               const sys::fs::file_status &Stat,
-                               bool PreserveDates) {
-  int FD;
-
-  // Writing to stdout should not be treated as an error here, just
-  // do not set access/modification times or permissions.
-  if (Filename == "-")
-    return Error::success();
-
-  if (auto EC =
-          sys::fs::openFileForWrite(Filename, FD, sys::fs::CD_OpenExisting))
-    return createFileError(Filename, EC);
-
-  if (PreserveDates)
-    if (auto EC = sys::fs::setLastAccessAndModificationTime(
-            FD, Stat.getLastAccessedTime(), Stat.getLastModificationTime()))
-      return createFileError(Filename, EC);
-
-  sys::fs::file_status OStat;
-  if (std::error_code EC = sys::fs::status(FD, OStat))
-    return createFileError(Filename, EC);
-  if (OStat.type() == sys::fs::file_type::regular_file)
-#ifdef _WIN32
-    if (auto EC = sys::fs::setPermissions(
-            Filename, static_cast<sys::fs::perms>(Stat.permissions() &
-                                                  ~sys::fs::getUmask())))
-#else
-    if (auto EC = sys::fs::setPermissions(
-            FD, static_cast<sys::fs::perms>(Stat.permissions() &
-                                            ~sys::fs::getUmask())))
-#endif
-      return createFileError(Filename, EC);
-
-  if (auto EC = sys::Process::SafelyCloseFileDescriptor(FD))
-    return createFileError(Filename, EC);
-
-  return Error::success();
-}
-
-/// The function executeObjcopy does the higher level dispatch based on the type
-/// of input (raw binary, archive or single object file) and takes care of the
-/// format-agnostic modifications, i.e. preserving dates.
-static Error executeObjcopy(CopyConfig &Config) {
-  sys::fs::file_status Stat;
-  if (Config.InputFilename != "-") {
-    if (auto EC = sys::fs::status(Config.InputFilename, Stat))
-      return createFileError(Config.InputFilename, EC);
-  } else {
-    Stat.permissions(static_cast<sys::fs::perms>(0777));
-  }
-
-  using ProcessRawFn = Error (*)(CopyConfig &, MemoryBuffer &, Buffer &);
-  ProcessRawFn ProcessRaw;
-  switch (Config.InputFormat) {
-  case FileFormat::Binary:
-    ProcessRaw = executeObjcopyOnRawBinary;
-    break;
-  case FileFormat::IHex:
-    ProcessRaw = executeObjcopyOnIHex;
-    break;
-  default:
-    ProcessRaw = nullptr;
-  }
-
-  if (ProcessRaw) {
-    auto BufOrErr = MemoryBuffer::getFileOrSTDIN(Config.InputFilename);
-    if (!BufOrErr)
-      return createFileError(Config.InputFilename, BufOrErr.getError());
-    FileBuffer FB(Config.OutputFilename);
-    if (Error E = ProcessRaw(Config, *BufOrErr->get(), FB))
-      return E;
-  } else {
-    Expected<OwningBinary<llvm::object::Binary>> BinaryOrErr =
-        createBinary(Config.InputFilename);
-    if (!BinaryOrErr)
-      return createFileError(Config.InputFilename, BinaryOrErr.takeError());
-
-    if (Archive *Ar = dyn_cast<Archive>(BinaryOrErr.get().getBinary())) {
-      if (Error E = executeObjcopyOnArchive(Config, *Ar))
-        return E;
-    } else {
-      FileBuffer FB(Config.OutputFilename);
-      if (Error E = executeObjcopyOnBinary(Config,
-                                           *BinaryOrErr.get().getBinary(), FB))
-        return E;
-    }
-  }
-
-  if (Error E =
-          restoreStatOnFile(Config.OutputFilename, Stat, Config.PreserveDates))
-    return E;
-
-  if (!Config.SplitDWO.empty()) {
-    Stat.permissions(static_cast<sys::fs::perms>(0666));
-    if (Error E =
-            restoreStatOnFile(Config.SplitDWO, Stat, Config.PreserveDates))
-      return E;
-  }
-
-  return Error::success();
-}
-
-namespace {
-
-} // anonymous namespace
-
-int main(int argc, char **argv) {
-  InitLLVM X(argc, argv);
-  ToolName = argv[0];
-
-  // Expand response files.
-  // TODO: Move these lines, which are copied from lib/Support/CommandLine.cpp,
-  // into a separate function in the CommandLine library and call that function
-  // here. This is duplicated code.
-  SmallVector<const char *, 20> NewArgv(argv, argv + argc);
-  BumpPtrAllocator A;
-  StringSaver Saver(A);
-  cl::ExpandResponseFiles(Saver,
-                          Triple(sys::getProcessTriple()).isOSWindows()
-                              ? cl::TokenizeWindowsCommandLine
-                              : cl::TokenizeGNUCommandLine,
-                          NewArgv);
-
-  auto Args = makeArrayRef(NewArgv).drop_front();
+                          Ar.hasSymbolTable(), Ar.kind(), 
+                          Config.DeterministicArchives, Ar.isThin()); 
+} 
+ 
+static Error restoreStatOnFile(StringRef Filename, 
+                               const sys::fs::file_status &Stat, 
+                               bool PreserveDates) { 
+  int FD; 
+ 
+  // Writing to stdout should not be treated as an error here, just 
+  // do not set access/modification times or permissions. 
+  if (Filename == "-") 
+    return Error::success(); 
+ 
+  if (auto EC = 
+          sys::fs::openFileForWrite(Filename, FD, sys::fs::CD_OpenExisting)) 
+    return createFileError(Filename, EC); 
+ 
+  if (PreserveDates) 
+    if (auto EC = sys::fs::setLastAccessAndModificationTime( 
+            FD, Stat.getLastAccessedTime(), Stat.getLastModificationTime())) 
+      return createFileError(Filename, EC); 
+ 
+  sys::fs::file_status OStat; 
+  if (std::error_code EC = sys::fs::status(FD, OStat)) 
+    return createFileError(Filename, EC); 
+  if (OStat.type() == sys::fs::file_type::regular_file) 
+#ifdef _WIN32 
+    if (auto EC = sys::fs::setPermissions( 
+            Filename, static_cast<sys::fs::perms>(Stat.permissions() & 
+                                                  ~sys::fs::getUmask()))) 
+#else 
+    if (auto EC = sys::fs::setPermissions( 
+            FD, static_cast<sys::fs::perms>(Stat.permissions() & 
+                                            ~sys::fs::getUmask()))) 
+#endif 
+      return createFileError(Filename, EC); 
+ 
+  if (auto EC = sys::Process::SafelyCloseFileDescriptor(FD)) 
+    return createFileError(Filename, EC); 
+ 
+  return Error::success(); 
+} 
+ 
+/// The function executeObjcopy does the higher level dispatch based on the type 
+/// of input (raw binary, archive or single object file) and takes care of the 
+/// format-agnostic modifications, i.e. preserving dates. 
+static Error executeObjcopy(CopyConfig &Config) { 
+  sys::fs::file_status Stat; 
+  if (Config.InputFilename != "-") { 
+    if (auto EC = sys::fs::status(Config.InputFilename, Stat)) 
+      return createFileError(Config.InputFilename, EC); 
+  } else { 
+    Stat.permissions(static_cast<sys::fs::perms>(0777)); 
+  } 
+ 
+  using ProcessRawFn = Error (*)(CopyConfig &, MemoryBuffer &, Buffer &); 
+  ProcessRawFn ProcessRaw; 
+  switch (Config.InputFormat) { 
+  case FileFormat::Binary: 
+    ProcessRaw = executeObjcopyOnRawBinary; 
+    break; 
+  case FileFormat::IHex: 
+    ProcessRaw = executeObjcopyOnIHex; 
+    break; 
+  default: 
+    ProcessRaw = nullptr; 
+  } 
+ 
+  if (ProcessRaw) { 
+    auto BufOrErr = MemoryBuffer::getFileOrSTDIN(Config.InputFilename); 
+    if (!BufOrErr) 
+      return createFileError(Config.InputFilename, BufOrErr.getError()); 
+    FileBuffer FB(Config.OutputFilename); 
+    if (Error E = ProcessRaw(Config, *BufOrErr->get(), FB)) 
+      return E; 
+  } else { 
+    Expected<OwningBinary<llvm::object::Binary>> BinaryOrErr = 
+        createBinary(Config.InputFilename); 
+    if (!BinaryOrErr) 
+      return createFileError(Config.InputFilename, BinaryOrErr.takeError()); 
+ 
+    if (Archive *Ar = dyn_cast<Archive>(BinaryOrErr.get().getBinary())) { 
+      if (Error E = executeObjcopyOnArchive(Config, *Ar)) 
+        return E; 
+    } else { 
+      FileBuffer FB(Config.OutputFilename); 
+      if (Error E = executeObjcopyOnBinary(Config, 
+                                           *BinaryOrErr.get().getBinary(), FB)) 
+        return E; 
+    } 
+  } 
+ 
+  if (Error E = 
+          restoreStatOnFile(Config.OutputFilename, Stat, Config.PreserveDates)) 
+    return E; 
+ 
+  if (!Config.SplitDWO.empty()) { 
+    Stat.permissions(static_cast<sys::fs::perms>(0666)); 
+    if (Error E = 
+            restoreStatOnFile(Config.SplitDWO, Stat, Config.PreserveDates)) 
+      return E; 
+  } 
+ 
+  return Error::success(); 
+} 
+ 
+namespace { 
+ 
+} // anonymous namespace 
+ 
+int main(int argc, char **argv) { 
+  InitLLVM X(argc, argv); 
+  ToolName = argv[0]; 
+ 
+  // Expand response files. 
+  // TODO: Move these lines, which are copied from lib/Support/CommandLine.cpp, 
+  // into a separate function in the CommandLine library and call that function 
+  // here. This is duplicated code. 
+  SmallVector<const char *, 20> NewArgv(argv, argv + argc); 
+  BumpPtrAllocator A; 
+  StringSaver Saver(A); 
+  cl::ExpandResponseFiles(Saver, 
+                          Triple(sys::getProcessTriple()).isOSWindows() 
+                              ? cl::TokenizeWindowsCommandLine 
+                              : cl::TokenizeGNUCommandLine, 
+                          NewArgv); 
+ 
+  auto Args = makeArrayRef(NewArgv).drop_front(); 
   Expected<DriverConfig> DriverConfig = getDriverConfig(Args);
 
-  if (!DriverConfig) {
-    logAllUnhandledErrors(DriverConfig.takeError(),
-                          WithColor::error(errs(), ToolName));
-    return 1;
-  }
-  for (CopyConfig &CopyConfig : DriverConfig->CopyConfigs) {
-    if (Error E = executeObjcopy(CopyConfig)) {
-      logAllUnhandledErrors(std::move(E), WithColor::error(errs(), ToolName));
-      return 1;
-    }
-  }
-
-  return 0;
-}
+  if (!DriverConfig) { 
+    logAllUnhandledErrors(DriverConfig.takeError(), 
+                          WithColor::error(errs(), ToolName)); 
+    return 1; 
+  } 
+  for (CopyConfig &CopyConfig : DriverConfig->CopyConfigs) { 
+    if (Error E = executeObjcopy(CopyConfig)) { 
+      logAllUnhandledErrors(std::move(E), WithColor::error(errs(), ToolName)); 
+      return 1; 
+    } 
+  } 
+ 
+  return 0; 
+}