Update clang to r93512.

1 files changed, 88 insertions, 0 deletions

diff --git a/tools/CIndex/CIndexer.h b/tools/CIndex/CIndexer.h
new file mode 100644
index 000000000000..4f3cd8b85f71
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+++ b/tools/CIndex/CIndexer.h
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+//===- CIndexer.h - Clang-C Source Indexing Library -----------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file defines CIndexer, a subclass of Indexer that provides extra
+// functionality needed by the CIndex library.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_CLANG_CINDEXER_H
+#define LLVM_CLANG_CINDEXER_H
+
+#include "clang-c/Index.h"
+#include "clang/Index/ASTLocation.h"
+#include "clang/Index/Indexer.h"
+#include "clang/Index/Program.h"
+#include "clang/Index/Utils.h"
+#include "clang/Frontend/CompilerInstance.h"
+#include "clang/Frontend/ASTUnit.h"
+#include "llvm/System/Path.h"
+
+using namespace clang;
+
+/// IgnoreDiagnosticsClient - A DiagnosticsClient that just ignores emitted
+/// warnings and errors.
+class IgnoreDiagnosticsClient : public DiagnosticClient {
+public:
+  virtual ~IgnoreDiagnosticsClient() {}
+  virtual void HandleDiagnostic(Diagnostic::Level, const DiagnosticInfo &) {}
+};
+
+class CIndexer : public Indexer {
+  DiagnosticOptions DiagOpts;
+  IgnoreDiagnosticsClient IgnoreDiagClient;
+  llvm::OwningPtr<Diagnostic> TextDiags;
+  Diagnostic IgnoreDiags;
+  bool UseExternalASTGeneration;
+  bool OnlyLocalDecls;
+  bool DisplayDiagnostics;
+  
+  llvm::sys::Path ClangPath;
+  
+public:
+  explicit CIndexer(Program *prog) : Indexer(*prog),
+    IgnoreDiags(&IgnoreDiagClient),
+    UseExternalASTGeneration(false),
+    OnlyLocalDecls(false),
+    DisplayDiagnostics(false) {
+    TextDiags.reset(CompilerInstance::createDiagnostics(DiagOpts, 0, 0));
+  }
+  
+  virtual ~CIndexer() { delete &getProgram(); }
+  
+  /// \brief Whether we only want to see "local" declarations (that did not
+  /// come from a previous precompiled header). If false, we want to see all
+  /// declarations.
+  bool getOnlyLocalDecls() const { return OnlyLocalDecls; }
+  void setOnlyLocalDecls(bool Local = true) { OnlyLocalDecls = Local; }
+  
+  bool getDisplayDiagnostics() const { return DisplayDiagnostics; }
+  void setDisplayDiagnostics(bool Display = true) {
+    DisplayDiagnostics = Display;
+  }
+  
+  bool getUseExternalASTGeneration() const { return UseExternalASTGeneration; }
+  void setUseExternalASTGeneration(bool Value) {
+    UseExternalASTGeneration = Value;
+  }
+  
+  Diagnostic &getDiags() {
+    return DisplayDiagnostics ? *TextDiags : IgnoreDiags;
+  }
+  
+  /// \brief Get the path of the clang binary.
+  const llvm::sys::Path& getClangPath();
+  
+  /// \brief Get the path of the clang resource files.
+  std::string getClangResourcesPath();
+
+  static CXString createCXString(const char *String, bool DupString = false);
+};
+
+#endif