give FileManager a 'FileSystemOptions' ivar, which will be used
to simplify a bunch of code in it.  It should ultimately get inlined
into FileManager.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@120007 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Frontend/ASTUnit.cpp b/lib/Frontend/ASTUnit.cpp
index d590d69..cbcb08b 100644
--- a/lib/Frontend/ASTUnit.cpp
+++ b/lib/Frontend/ASTUnit.cpp
@@ -492,7 +492,7 @@
   AST->CaptureDiagnostics = CaptureDiagnostics;
   AST->Diagnostics = Diags;
   AST->FileSystemOpts = FileSystemOpts;
-  AST->FileMgr.reset(new FileManager);
+  AST->FileMgr.reset(new FileManager(FileSystemOpts));
   AST->SourceMgr.reset(new SourceManager(AST->getDiagnostics(),
                                          AST->getFileManager(),
                                          AST->getFileSystemOpts()));
@@ -753,7 +753,7 @@
 
   // Configure the various subsystems.
   // FIXME: Should we retain the previous file manager?
-  FileMgr.reset(new FileManager);
+  FileMgr.reset(new FileManager(Clang.getFileSystemOpts()));
   FileSystemOpts = Clang.getFileSystemOpts();
   SourceMgr.reset(new SourceManager(getDiagnostics(), *FileMgr, FileSystemOpts));
   TheSema.reset();
@@ -1245,7 +1245,7 @@
   TopLevelDeclsInPreamble.clear();
   
   // Create a file manager object to provide access to and cache the filesystem.
-  Clang.setFileManager(new FileManager);
+  Clang.setFileManager(new FileManager(Clang.getFileSystemOpts()));
   
   // Create the source manager.
   Clang.setSourceManager(new SourceManager(getDiagnostics(),
diff --git a/lib/Frontend/CompilerInstance.cpp b/lib/Frontend/CompilerInstance.cpp
index 6755274..0691770 100644
--- a/lib/Frontend/CompilerInstance.cpp
+++ b/lib/Frontend/CompilerInstance.cpp
@@ -148,7 +148,7 @@
 // File Manager
 
 void CompilerInstance::createFileManager() {
-  FileMgr.reset(new FileManager());
+  FileMgr.reset(new FileManager(getFileSystemOpts()));
 }
 
 // Source Manager
diff --git a/lib/Frontend/CompilerInvocation.cpp b/lib/Frontend/CompilerInvocation.cpp
index b1d6adb..b0c3036 100644
--- a/lib/Frontend/CompilerInvocation.cpp
+++ b/lib/Frontend/CompilerInvocation.cpp
@@ -1563,7 +1563,7 @@
   // PCH file and find the original header name. Remove the need to do that in
   // ParsePreprocessorArgs and remove the FileManager & FileSystemOptions
   // parameters from the function and the "FileManager.h" #include.
-  FileManager FileMgr;
+  FileManager FileMgr(Res.getFileSystemOpts());
   ParsePreprocessorArgs(Res.getPreprocessorOpts(), *Args,
                         FileMgr, Res.getFileSystemOpts(), Diags);
   ParsePreprocessorOutputArgs(Res.getPreprocessorOutputOpts(), *Args);