1 files changed, 56 insertions, 0 deletions
diff --git a/include/clang/Sema/ExternalSemaSource.h b/include/clang/Sema/ExternalSemaSource.h
new file mode 100644
index 0000000..0f0d375
--- /dev/null
+++ b/include/clang/Sema/ExternalSemaSource.h
@@ -0,0 +1,56 @@
+//===--- ExternalSemaSource.h - External Sema Interface ---------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+//  This file defines the ExternalSemaSource interface.
+//
+//===----------------------------------------------------------------------===//
+#ifndef LLVM_CLANG_SEMA_EXTERNAL_SEMA_SOURCE_H
+#define LLVM_CLANG_SEMA_EXTERNAL_SEMA_SOURCE_H
+
+#include "clang/AST/DeclObjC.h"
+#include "clang/AST/ExternalASTSource.h"
+
+namespace clang {
+
+class Sema;
+
+/// \brief An abstract interface that should be implemented by
+/// external AST sources that also provide information for semantic
+/// analysis.
+class ExternalSemaSource : public ExternalASTSource {
+public:
+  ExternalSemaSource() {
+    ExternalASTSource::SemaSource = true;
+  }
+
+  /// \brief Initialize the semantic source with the Sema instance
+  /// being used to perform semantic analysis on the abstract syntax
+  /// tree.
+  virtual void InitializeSema(Sema &S) {}
+
+  /// \brief Load the contents of the global method pool for a given
+  /// selector.
+  ///
+  /// \returns a pair of Objective-C methods lists containing the
+  /// instance and factory methods, respectively, with this selector.
+  virtual std::pair<ObjCMethodList, ObjCMethodList> 
+  ReadMethodPool(Selector Sel) { 
+    return std::pair<ObjCMethodList, ObjCMethodList>();
+  }
+  
+  // isa/cast/dyn_cast support
+  static bool classof(const ExternalASTSource *Source) { 
+    return Source->SemaSource;
+  }
+  static bool classof(const ExternalSemaSource *) { return true; }
+};
+
+} // end namespace clang
+
+#endif