//===--- clang.h - C-Language Front-end -----------------------------------===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
//  This is the header file that pulls together the top-level driver.
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_CLANG_CLANG_H
#define LLVM_CLANG_CLANG_H

#include <vector>
#include <string>

namespace clang {
class Preprocessor;
class MinimalAction;
class TargetInfo;
class Diagnostic;
class ASTConsumer;
class IdentifierTable;
class SourceManager;

/// ProcessWarningOptions - Initialize the diagnostic client and process the
/// warning options specified on the command line.
bool ProcessWarningOptions(Diagnostic &Diags);

/// DoPrintPreprocessedInput - Implement -E mode.
void DoPrintPreprocessedInput(Preprocessor &PP, const std::string& OutFile);

/// RewriteMacrosInInput - Implement -rewrite-macros mode.
void RewriteMacrosInInput(Preprocessor &PP, const std::string &InFileName,
                          const std::string& OutFile);

void DoRewriteTest(Preprocessor &PP, const std::string &InFileName,
                   const std::string &OutFileName);
    
  
/// CreatePrintParserActionsAction - Return the actions implementation that
/// implements the -parse-print-callbacks option.
MinimalAction *CreatePrintParserActionsAction(Preprocessor &PP);

/// CheckDiagnostics - Gather the expected diagnostics and check them.
bool CheckDiagnostics(Preprocessor &PP);

/// CreateDependencyFileGen - Create dependency file generator.
/// This is only done if either -MD or -MMD has been specified.
bool CreateDependencyFileGen(Preprocessor *PP,
                             std::string &OutputFile,
                             const std::string &InputFile,
                             const char  *&ErrStr);

/// CacheTokens - Cache tokens for use with PCH.
void CacheTokens(Preprocessor& PP, const std::string& OutFile);

}  // end namespace clang

#endif