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authorrdivacky <rdivacky@FreeBSD.org>2010-01-15 15:39:40 +0000
committerrdivacky <rdivacky@FreeBSD.org>2010-01-15 15:39:40 +0000
commita3fa5c7f1b5e2ba4d6ec033dc0e2376326b05824 (patch)
treea6082d4d1d1e9ddaea09a6a04bb4a47da95d642d /include/clang/Lex/ExternalPreprocessorSource.h
parentbb1e3bc1e0be2b8f891db46457a8943451bf4d8b (diff)
downloadFreeBSD-src-a3fa5c7f1b5e2ba4d6ec033dc0e2376326b05824.zip
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Update clang to r93512.
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diff --git a/include/clang/Lex/ExternalPreprocessorSource.h b/include/clang/Lex/ExternalPreprocessorSource.h
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+//===- ExternalPreprocessorSource.h - Abstract Macro 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 ExternalPreprocessorSource interface, which enables
+// construction of macro definitions from some external source.
+//
+//===----------------------------------------------------------------------===//
+#ifndef LLVM_CLANG_LEX_EXTERNAL_PREPROCESSOR_SOURCE_H
+#define LLVM_CLANG_LEX_EXTERNAL_PREPROCESSOR_SOURCE_H
+
+namespace clang {
+
+/// \brief Abstract interface for external sources of preprocessor
+/// information.
+///
+/// This abstract class allows an external sources (such as the \c PCHReader)
+/// to provide additional macro definitions.
+class ExternalPreprocessorSource {
+public:
+ virtual ~ExternalPreprocessorSource();
+
+ /// \brief Read the set of macros defined by this external macro source.
+ virtual void ReadDefinedMacros() = 0;
+};
+
+}
+
+#endif // LLVM_CLANG_LEX_EXTERNAL_PREPROCESSOR_SOURCE_H
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