r292914 - Replace use of chdir with llvm::sys::fs::set_current_path

[Pavel Labath via cfe-commits]

Author: labath
Date: Tue Jan 24 05:14:29 2017
New Revision: 292914

URL: http://llvm.org/viewvc/llvm-project?rev=292914&view=rev
Log:
Replace use of chdir with llvm::sys::fs::set_current_path

NFCI

Modified:
    cfe/trunk/lib/Basic/VirtualFileSystem.cpp

Modified: cfe/trunk/lib/Basic/VirtualFileSystem.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Basic/VirtualFileSystem.cpp?rev=292914&r1=292913&r2=292914&view=diff
==============================================================================
--- cfe/trunk/lib/Basic/VirtualFileSystem.cpp (original)
+++ cfe/trunk/lib/Basic/VirtualFileSystem.cpp Tue Jan 24 05:14:29 2017
@@ -27,13 +27,6 @@
 #include <memory>
 #include <utility>
 
-// For chdir.
-#ifdef LLVM_ON_WIN32
-#  include <direct.h>
-#else
-#  include <unistd.h>
-#endif
-
 using namespace clang;
 using namespace clang::vfs;
 using namespace llvm;
@@ -235,11 +228,7 @@ std::error_code RealFileSystem::setCurre
   // difference for example on network filesystems, where symlinks might be
   // switched during runtime of the tool. Fixing this depends on having a
   // file system abstraction that allows openat() style interactions.
-  SmallString<256> Storage;
-  StringRef Dir = Path.toNullTerminatedStringRef(Storage);
-  if (int Err = ::chdir(Dir.data()))
-    return std::error_code(Err, std::generic_category());
-  return std::error_code();
+  return llvm::sys::fs::set_current_path(Path);
 }
 
 IntrusiveRefCntPtr<FileSystem> vfs::getRealFileSystem() {